From 741e3a89dee8a17aa9373975d51f130a65e1683d Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 17 May 2011 03:51:26 -0700 Subject: omap: Use separate init_irq functions to avoid cpu_is_omap tests early This allows us to remove cpu_is_omap calls from init_irq functions. There should not be any need for cpu_is_omap calls as at this point. During the timer init we only care about SoC generation, and not about subrevisions. The main reason for the patch is that we want to initialize only minimal omap specific code from the init_early call. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap1/board-ams-delta.c | 2 +- arch/arm/mach-omap1/board-fsample.c | 2 +- arch/arm/mach-omap1/board-generic.c | 2 +- arch/arm/mach-omap1/board-h2.c | 2 +- arch/arm/mach-omap1/board-h3.c | 2 +- arch/arm/mach-omap1/board-htcherald.c | 2 +- arch/arm/mach-omap1/board-innovator.c | 2 +- arch/arm/mach-omap1/board-nokia770.c | 2 +- arch/arm/mach-omap1/board-osk.c | 2 +- arch/arm/mach-omap1/board-palmte.c | 2 +- arch/arm/mach-omap1/board-palmtt.c | 2 +- arch/arm/mach-omap1/board-palmz71.c | 2 +- arch/arm/mach-omap1/board-perseus2.c | 2 +- arch/arm/mach-omap1/board-sx1.c | 2 +- arch/arm/mach-omap1/board-voiceblue.c | 2 +- arch/arm/mach-omap1/irq.c | 2 +- arch/arm/mach-omap2/board-2430sdp.c | 2 +- arch/arm/mach-omap2/board-3430sdp.c | 2 +- arch/arm/mach-omap2/board-3630sdp.c | 2 +- arch/arm/mach-omap2/board-am3517crane.c | 2 +- arch/arm/mach-omap2/board-am3517evm.c | 2 +- arch/arm/mach-omap2/board-apollon.c | 2 +- arch/arm/mach-omap2/board-cm-t35.c | 2 +- arch/arm/mach-omap2/board-cm-t3517.c | 2 +- arch/arm/mach-omap2/board-devkit8000.c | 2 +- arch/arm/mach-omap2/board-generic.c | 2 +- arch/arm/mach-omap2/board-h4.c | 2 +- arch/arm/mach-omap2/board-igep0020.c | 4 ++-- arch/arm/mach-omap2/board-ldp.c | 2 +- arch/arm/mach-omap2/board-n8x0.c | 6 +++--- arch/arm/mach-omap2/board-omap3beagle.c | 2 +- arch/arm/mach-omap2/board-omap3evm.c | 2 +- arch/arm/mach-omap2/board-omap3logic.c | 4 ++-- arch/arm/mach-omap2/board-omap3pandora.c | 2 +- arch/arm/mach-omap2/board-omap3stalker.c | 2 +- arch/arm/mach-omap2/board-omap3touchbook.c | 2 +- arch/arm/mach-omap2/board-overo.c | 2 +- arch/arm/mach-omap2/board-rm680.c | 2 +- arch/arm/mach-omap2/board-rx51.c | 2 +- arch/arm/mach-omap2/board-ti8168evm.c | 7 +------ arch/arm/mach-omap2/board-zoom.c | 4 ++-- arch/arm/mach-omap2/io.c | 17 +--------------- arch/arm/mach-omap2/irq.c | 32 ++++++++++++++++++++---------- arch/arm/mach-omap2/omap4-common.c | 10 +++++----- arch/arm/plat-omap/include/plat/irqs.h | 6 +++++- 45 files changed, 78 insertions(+), 84 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index de88c9297b68..17ed7575e035 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -138,7 +138,7 @@ void ams_delta_latch2_write(u16 mask, u16 value) static void __init ams_delta_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct map_desc ams_delta_io_desc[] __initdata = { diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 87f173d93557..eaff305fa47d 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -329,7 +329,7 @@ static void __init omap_fsample_init(void) static void __init omap_fsample_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 23f4ab9e2651..3fd6b40d2e92 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -31,7 +31,7 @@ static void __init omap_generic_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /* assume no Mini-AB port */ diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index ba3bd09c4754..8147b044de56 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -376,7 +376,7 @@ static struct i2c_board_info __initdata h2_i2c_board_info[] = { static void __init h2_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct omap_usb_config h2_usb_config __initdata = { diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index ac48677672ee..1b448f641918 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -439,7 +439,7 @@ static void __init h3_init(void) static void __init h3_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static void __init h3_map_io(void) diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index ba05a51f9408..1bd4d8e2580c 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -605,7 +605,7 @@ static void __init htcherald_init_irq(void) { printk(KERN_INFO "htcherald_init_irq.\n"); omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } MACHINE_START(HERALD, "HTC Herald") diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index 2d9b8cbd7a14..5926b0cf0467 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -292,7 +292,7 @@ static void __init innovator_init_smc91x(void) static void __init innovator_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } #ifdef CONFIG_ARCH_OMAP15XX diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index cfd084926146..e3cf21d3c301 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -51,7 +51,7 @@ static void __init omap_nokia770_init_irq(void) omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static const unsigned int nokia770_keymap[] = { diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index e68dfde1918e..1e7823d9df37 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -282,7 +282,7 @@ static void __init osk_init_cf(void) static void __init osk_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct omap_usb_config osk_usb_config __initdata = { diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index c9d38f47845f..8b6a88184135 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -62,7 +62,7 @@ static void __init omap_palmte_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static const unsigned int palmte_keymap[] = { diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index f04f2d36e7d3..f2de43d8336f 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -266,7 +266,7 @@ static struct spi_board_info __initdata palmtt_boardinfo[] = { static void __init omap_palmtt_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static struct omap_usb_config palmtt_usb_config __initdata = { diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 45f01d2c3a7a..6665d2da874b 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -61,7 +61,7 @@ static void __init omap_palmz71_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static const unsigned int palmz71_keymap[] = { diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 3c8ee8489458..7f019e55a149 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -297,7 +297,7 @@ static void __init omap_perseus2_init(void) static void __init omap_perseus2_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc omap_perseus2_io_desc[] __initdata = { diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 0ad781db4e66..24f0f7b85567 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -411,7 +411,7 @@ static void __init omap_sx1_init(void) static void __init omap_sx1_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } /*----------------------------------------*/ diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 65d24204937a..98826e2ae8ca 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -162,7 +162,7 @@ static struct omap_board_config_kernel voiceblue_config[] = { static void __init voiceblue_init_irq(void) { omap1_init_common_hw(); - omap_init_irq(); + omap1_init_irq(); } static void __init voiceblue_map_io(void) diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c index 5d3da7a63af3..e2b9c901ab67 100644 --- a/arch/arm/mach-omap1/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -175,7 +175,7 @@ static struct irq_chip omap_irq_chip = { .irq_set_wake = omap_wake_irq, }; -void __init omap_init_irq(void) +void __init omap1_init_irq(void) { int i, j; diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 5de6eac0a725..45cabc5283e4 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -260,7 +260,7 @@ MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") .reserve = omap_reserve, .map_io = omap_2430sdp_map_io, .init_early = omap_2430sdp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = omap_2430sdp_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 5dac974be625..85b207f03865 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -804,7 +804,7 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_3430sdp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_3430sdp_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index a5933cc15caa..2ec2d76087da 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -219,7 +219,7 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SDP board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_sdp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_sdp_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 5e438a77cd72..0bed0a4c8338 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -104,7 +104,7 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = am3517_crane_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = am3517_crane_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 63af4171c043..0db0fb843010 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -494,7 +494,7 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = am3517_evm_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = am3517_evm_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index b124bdfb4239..93576c8a7157 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -354,7 +354,7 @@ MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") .reserve = omap_reserve, .map_io = omap_apollon_map_io, .init_early = omap_apollon_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = omap_apollon_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 77456dec93ea..2940d640a661 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -646,7 +646,7 @@ MACHINE_START(CM_T35, "Compulab CM-T35") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = cm_t35_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = cm_t35_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index c3a9fd35034a..8f152228977c 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -304,7 +304,7 @@ MACHINE_START(CM_T3517, "Compulab CM-T3517") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = cm_t3517_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = cm_t3517_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 34956ec83296..00f6cb6e3bf9 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -438,7 +438,7 @@ static void __init devkit8000_init_early(void) static void __init devkit8000_init_irq(void) { - omap_init_irq(); + omap3_init_irq(); #ifdef CONFIG_OMAP_32K_TIMER omap2_gp_clockevent_set_gptimer(12); #endif diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 73e3c31e8508..ccd503ac24bd 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -70,7 +70,7 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP24xx") .reserve = omap_reserve, .map_io = omap_generic_map_io, .init_early = omap_generic_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = omap_generic_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index bac7933b8cbb..2e16d6cb3fe1 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -298,7 +298,7 @@ static void __init omap_h4_init_early(void) static void __init omap_h4_init_irq(void) { - omap_init_irq(); + omap2_init_irq(); } static struct at24_platform_data m24c01 = { diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 0c1bfca3f731..359b765483f5 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -703,7 +703,7 @@ MACHINE_START(IGEP0020, "IGEP v2 board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = igep_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = igep_init, .timer = &omap_timer, MACHINE_END @@ -713,7 +713,7 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 module") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = igep_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = igep_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index f7d6038075f0..a054f54b1714 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -350,7 +350,7 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_ldp_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_ldp_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 8d74318ed495..9c791a291898 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -699,7 +699,7 @@ MACHINE_START(NOKIA_N800, "Nokia N800") .reserve = omap_reserve, .map_io = n8x0_map_io, .init_early = n8x0_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, .timer = &omap_timer, MACHINE_END @@ -709,7 +709,7 @@ MACHINE_START(NOKIA_N810, "Nokia N810") .reserve = omap_reserve, .map_io = n8x0_map_io, .init_early = n8x0_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, .timer = &omap_timer, MACHINE_END @@ -719,7 +719,7 @@ MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .reserve = omap_reserve, .map_io = n8x0_map_io, .init_early = n8x0_init_early, - .init_irq = omap_init_irq, + .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 7f21d24bd437..456005548718 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -486,7 +486,7 @@ static void __init omap3_beagle_init_early(void) static void __init omap3_beagle_init_irq(void) { - omap_init_irq(); + omap3_init_irq(); #ifdef CONFIG_OMAP_32K_TIMER omap2_gp_clockevent_set_gptimer(12); #endif diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index b4d43464a303..79d5362cb260 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -740,7 +740,7 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap3_evm_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3_evm_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 60d9be49dbab..739fdfc12338 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -215,7 +215,7 @@ MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") .boot_params = 0x80000100, .map_io = omap3_map_io, .init_early = omap3logic_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3logic_init, .timer = &omap_timer, MACHINE_END @@ -224,7 +224,7 @@ MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") .boot_params = 0x80000100, .map_io = omap3_map_io, .init_early = omap3logic_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3logic_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 2a0bb4818cae..7b4e1391ee80 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -642,7 +642,7 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap3pandora_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap3pandora_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 0c108a212ea2..01616260224b 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -494,7 +494,7 @@ static void __init omap3_stalker_init_early(void) static void __init omap3_stalker_init_irq(void) { - omap_init_irq(); + omap3_init_irq(); #ifdef CONFIG_OMAP_32K_TIMER omap2_gp_clockevent_set_gptimer(12); #endif diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 5f649faf7377..3cc553159557 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -371,7 +371,7 @@ static void __init omap3_touchbook_init_early(void) static void __init omap3_touchbook_init_irq(void) { - omap_init_irq(); + omap3_init_irq(); #ifdef CONFIG_OMAP_32K_TIMER omap2_gp_clockevent_set_gptimer(12); #endif diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 175e1ab2b04d..9c9f20cd9ce1 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -615,7 +615,7 @@ MACHINE_START(OVERO, "Gumstix Overo") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = overo_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = overo_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 42d10b12da3c..9c3d115b65d1 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -163,7 +163,7 @@ MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") .reserve = omap_reserve, .map_io = rm680_map_io, .init_early = rm680_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = rm680_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index fec4cac8fa0a..ee35e4e8b09d 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -160,7 +160,7 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") .reserve = rx51_reserve, .map_io = rx51_map_io, .init_early = rx51_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = rx51_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index 09fa7bfff8d6..713c20f20f3e 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -33,11 +33,6 @@ static void __init ti8168_init_early(void) omap2_init_common_devices(NULL, NULL); } -static void __init ti8168_evm_init_irq(void) -{ - omap_init_irq(); -} - static void __init ti8168_evm_init(void) { omap_serial_init(); @@ -56,7 +51,7 @@ MACHINE_START(TI8168EVM, "ti8168evm") .boot_params = 0x80000100, .map_io = ti8168_evm_map_io, .init_early = ti8168_init_early, - .init_irq = ti8168_evm_init_irq, + .init_irq = ti816x_init_irq, .timer = &omap_timer, .init_machine = ti8168_evm_init, MACHINE_END diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 4b133d75c935..97a3f0b21c33 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -137,7 +137,7 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_zoom_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, .timer = &omap_timer, MACHINE_END @@ -147,7 +147,7 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") .reserve = omap_reserve, .map_io = omap3_map_io, .init_early = omap_zoom_init_early, - .init_irq = omap_init_irq, + .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, .timer = &omap_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 441e79d043a7..2ce1ce6fb4db 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -333,23 +333,9 @@ static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); } +/* See irq.c, omap4-common.c and entry-macro.S */ void __iomem *omap_irq_base; -/* - * Initialize asm_irq_base for entry-macro.S - */ -static inline void omap_irq_base_init(void) -{ - if (cpu_is_omap24xx()) - omap_irq_base = OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE); - else if (cpu_is_omap34xx()) - omap_irq_base = OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE); - else if (cpu_is_omap44xx()) - omap_irq_base = OMAP2_L4_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE); - else - pr_err("Could not initialize omap_irq_base\n"); -} - void __init omap2_init_common_infrastructure(void) { u8 postsetup_state; @@ -422,7 +408,6 @@ void __init omap2_init_common_devices(struct omap_sdrc_params *sdrc_cs0, _omap2_init_reprogram_sdrc(); } - omap_irq_base_init(); } /* diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 3af2b7a1045e..3a12f7586a4c 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -141,25 +141,20 @@ omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num) IRQ_NOREQUEST | IRQ_NOPROBE, 0); } -void __init omap_init_irq(void) +static void __init omap_init_irq(u32 base, int nr_irqs) { unsigned long nr_of_irqs = 0; unsigned int nr_banks = 0; int i, j; + omap_irq_base = ioremap(base, SZ_4K); + if (WARN_ON(!omap_irq_base)) + return; + for (i = 0; i < ARRAY_SIZE(irq_banks); i++) { - unsigned long base = 0; struct omap_irq_bank *bank = irq_banks + i; - if (cpu_is_omap24xx()) - base = OMAP24XX_IC_BASE; - else if (cpu_is_omap34xx()) - base = OMAP34XX_IC_BASE; - - BUG_ON(!base); - - if (cpu_is_ti816x()) - bank->nr_irqs = 128; + bank->nr_irqs = nr_irqs; /* Static mapping, never released */ bank->base_reg = ioremap(base, SZ_4K); @@ -181,6 +176,21 @@ void __init omap_init_irq(void) nr_of_irqs, nr_banks, nr_banks > 1 ? "s" : ""); } +void __init omap2_init_irq(void) +{ + omap_init_irq(OMAP24XX_IC_BASE, 96); +} + +void __init omap3_init_irq(void) +{ + omap_init_irq(OMAP34XX_IC_BASE, 96); +} + +void __init ti816x_init_irq(void) +{ + omap_init_irq(OMAP34XX_IC_BASE, 128); +} + #ifdef CONFIG_ARCH_OMAP3 static struct omap3_intc_regs intc_context[ARRAY_SIZE(irq_banks)]; diff --git a/arch/arm/mach-omap2/omap4-common.c b/arch/arm/mach-omap2/omap4-common.c index 9ef8c29dd817..35ac3e5f6e94 100644 --- a/arch/arm/mach-omap2/omap4-common.c +++ b/arch/arm/mach-omap2/omap4-common.c @@ -19,6 +19,8 @@ #include #include +#include + #include #include @@ -31,17 +33,15 @@ void __iomem *gic_dist_base_addr; void __init gic_init_irq(void) { - void __iomem *gic_cpu_base; - /* Static mapping, never released */ gic_dist_base_addr = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); BUG_ON(!gic_dist_base_addr); /* Static mapping, never released */ - gic_cpu_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); - BUG_ON(!gic_cpu_base); + omap_irq_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_512); + BUG_ON(!omap_irq_base); - gic_init(0, 29, gic_dist_base_addr, gic_cpu_base); + gic_init(0, 29, gic_dist_base_addr, omap_irq_base); } #ifdef CONFIG_CACHE_L2X0 diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index 5a25098ea7ea..c88432005665 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -428,7 +428,11 @@ #define INTCPS_NR_IRQS 96 #ifndef __ASSEMBLY__ -extern void omap_init_irq(void); +extern void __iomem *omap_irq_base; +void omap1_init_irq(void); +void omap2_init_irq(void); +void omap3_init_irq(void); +void ti816x_init_irq(void); extern int omap_irq_pending(void); void omap_intc_save_context(void); void omap_intc_restore_context(void); -- cgit v1.2.3 From e74984e46e899c22137a385869fb4f3ae756e3df Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:48 -0700 Subject: omap: Set separate timer init functions to avoid cpu_is_omap tests This is needed for the following patches so we can initialize the rest of the hardware timers later on. As with the init_irq calls, there's no need to do cpu_is_omap calls during the timer init as we only care about the major omap generation. This means that we can initialize the sys_timer with the .timer entries alone. Note that for now we just set stubs for the various sys_timer entries that will get populated in a later patch. The following patches will also remove the omap_dm_timer_init calls and change the init for the rest of the hardware timers to happen with an arch_initcall. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap1/board-ams-delta.c | 2 +- arch/arm/mach-omap1/board-fsample.c | 2 +- arch/arm/mach-omap1/board-generic.c | 2 +- arch/arm/mach-omap1/board-h2.c | 2 +- arch/arm/mach-omap1/board-h3.c | 2 +- arch/arm/mach-omap1/board-htcherald.c | 2 +- arch/arm/mach-omap1/board-innovator.c | 2 +- arch/arm/mach-omap1/board-nokia770.c | 2 +- arch/arm/mach-omap1/board-osk.c | 2 +- arch/arm/mach-omap1/board-palmte.c | 2 +- arch/arm/mach-omap1/board-palmtt.c | 2 +- arch/arm/mach-omap1/board-palmz71.c | 2 +- arch/arm/mach-omap1/board-perseus2.c | 2 +- arch/arm/mach-omap1/board-sx1.c | 2 +- arch/arm/mach-omap1/board-voiceblue.c | 2 +- arch/arm/mach-omap1/time.c | 6 ++--- arch/arm/mach-omap2/board-2430sdp.c | 2 +- arch/arm/mach-omap2/board-3430sdp.c | 2 +- arch/arm/mach-omap2/board-3630sdp.c | 2 +- arch/arm/mach-omap2/board-4430sdp.c | 2 +- arch/arm/mach-omap2/board-am3517crane.c | 2 +- arch/arm/mach-omap2/board-am3517evm.c | 2 +- arch/arm/mach-omap2/board-apollon.c | 2 +- arch/arm/mach-omap2/board-cm-t35.c | 2 +- arch/arm/mach-omap2/board-cm-t3517.c | 2 +- arch/arm/mach-omap2/board-devkit8000.c | 2 +- arch/arm/mach-omap2/board-generic.c | 2 +- arch/arm/mach-omap2/board-h4.c | 2 +- arch/arm/mach-omap2/board-igep0020.c | 4 +-- arch/arm/mach-omap2/board-ldp.c | 2 +- arch/arm/mach-omap2/board-n8x0.c | 6 ++--- arch/arm/mach-omap2/board-omap3beagle.c | 2 +- arch/arm/mach-omap2/board-omap3evm.c | 2 +- arch/arm/mach-omap2/board-omap3logic.c | 4 +-- arch/arm/mach-omap2/board-omap3pandora.c | 2 +- arch/arm/mach-omap2/board-omap3stalker.c | 2 +- arch/arm/mach-omap2/board-omap3touchbook.c | 2 +- arch/arm/mach-omap2/board-omap4panda.c | 2 +- arch/arm/mach-omap2/board-overo.c | 2 +- arch/arm/mach-omap2/board-rm680.c | 2 +- arch/arm/mach-omap2/board-rx51.c | 2 +- arch/arm/mach-omap2/board-ti8168evm.c | 2 +- arch/arm/mach-omap2/board-zoom.c | 4 +-- arch/arm/mach-omap2/timer-gp.c | 41 ++++++++++++++++++++++-------- arch/arm/plat-omap/include/plat/common.h | 6 ++++- arch/arm/plat-omap/include/plat/dmtimer.h | 1 - 46 files changed, 86 insertions(+), 62 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 17ed7575e035..f1ac7fbf54a9 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -391,7 +391,7 @@ MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") .reserve = omap_reserve, .init_irq = ams_delta_init_irq, .init_machine = ams_delta_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END EXPORT_SYMBOL(ams_delta_latch1_write); diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index eaff305fa47d..a6b1bea50371 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -394,5 +394,5 @@ MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") .reserve = omap_reserve, .init_irq = omap_fsample_init_irq, .init_machine = omap_fsample_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 3fd6b40d2e92..04fc356c40fa 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -99,5 +99,5 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") .reserve = omap_reserve, .init_irq = omap_generic_init_irq, .init_machine = omap_generic_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 8147b044de56..cb7fb1aa3dca 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -466,5 +466,5 @@ MACHINE_START(OMAP_H2, "TI-H2") .reserve = omap_reserve, .init_irq = h2_init_irq, .init_machine = h2_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 1b448f641918..31f34875ffad 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -454,5 +454,5 @@ MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") .reserve = omap_reserve, .init_irq = h3_init_irq, .init_machine = h3_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 1bd4d8e2580c..36e06ea7ec65 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -616,5 +616,5 @@ MACHINE_START(HERALD, "HTC Herald") .reserve = omap_reserve, .init_irq = htcherald_init_irq, .init_machine = htcherald_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index 5926b0cf0467..0b1ba462d388 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -464,5 +464,5 @@ MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") .reserve = omap_reserve, .init_irq = innovator_init_irq, .init_machine = innovator_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index e3cf21d3c301..5469ce247ffe 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -269,5 +269,5 @@ MACHINE_START(NOKIA770, "Nokia 770") .reserve = omap_reserve, .init_irq = omap_nokia770_init_irq, .init_machine = omap_nokia770_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 1e7823d9df37..b08a21380772 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -588,5 +588,5 @@ MACHINE_START(OMAP_OSK, "TI-OSK") .reserve = omap_reserve, .init_irq = osk_init_irq, .init_machine = osk_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 8b6a88184135..459cb6bfed55 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -280,5 +280,5 @@ MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") .reserve = omap_reserve, .init_irq = omap_palmte_init_irq, .init_machine = omap_palmte_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index f2de43d8336f..b214f45f646c 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -326,5 +326,5 @@ MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") .reserve = omap_reserve, .init_irq = omap_palmtt_init_irq, .init_machine = omap_palmtt_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 6665d2da874b..9b0ea48d35fd 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -346,5 +346,5 @@ MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") .reserve = omap_reserve, .init_irq = omap_palmz71_init_irq, .init_machine = omap_palmz71_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 7f019e55a149..67acd4142639 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -355,5 +355,5 @@ MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") .reserve = omap_reserve, .init_irq = omap_perseus2_init_irq, .init_machine = omap_perseus2_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 24f0f7b85567..9c3b7c52d9cf 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -426,5 +426,5 @@ MACHINE_START(SX1, "OMAP310 based Siemens SX1") .reserve = omap_reserve, .init_irq = omap_sx1_init_irq, .init_machine = omap_sx1_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 98826e2ae8ca..036edc0ee9b6 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -306,5 +306,5 @@ MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") .reserve = omap_reserve, .init_irq = voiceblue_init_irq, .init_machine = voiceblue_init, - .timer = &omap_timer, + .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index 03e1e1062ad4..a1837771e031 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -297,7 +297,7 @@ static inline int omap_32k_timer_usable(void) * Timer initialization * --------------------------------------------------------------------------- */ -static void __init omap_timer_init(void) +static void __init omap1_timer_init(void) { if (omap_32k_timer_usable()) { preferred_sched_clock_init(1); @@ -307,6 +307,6 @@ static void __init omap_timer_init(void) } } -struct sys_timer omap_timer = { - .init = omap_timer_init, +struct sys_timer omap1_timer = { + .init = omap1_timer_init, }; diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 45cabc5283e4..2028464cf5b9 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -262,5 +262,5 @@ MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") .init_early = omap_2430sdp_init_early, .init_irq = omap2_init_irq, .init_machine = omap_2430sdp_init, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 85b207f03865..12fae21346cf 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -806,5 +806,5 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") .init_early = omap_3430sdp_init_early, .init_irq = omap3_init_irq, .init_machine = omap_3430sdp_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index 2ec2d76087da..e4f37b57a0c4 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -221,5 +221,5 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SDP board") .init_early = omap_sdp_init_early, .init_irq = omap3_init_irq, .init_machine = omap_sdp_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 63de2d396e2d..128efb50215c 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -773,5 +773,5 @@ MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") .init_early = omap_4430sdp_init_early, .init_irq = gic_init_irq, .init_machine = omap_4430sdp_init, - .timer = &omap_timer, + .timer = &omap4_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 0bed0a4c8338..5f2b55ff04ff 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -106,5 +106,5 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") .init_early = am3517_crane_init_early, .init_irq = omap3_init_irq, .init_machine = am3517_crane_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 0db0fb843010..f3006c304150 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -496,5 +496,5 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") .init_early = am3517_evm_init_early, .init_irq = omap3_init_irq, .init_machine = am3517_evm_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index 93576c8a7157..70211703ff9f 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -356,5 +356,5 @@ MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") .init_early = omap_apollon_init_early, .init_irq = omap2_init_irq, .init_machine = omap_apollon_init, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 2940d640a661..8b49dc2c7b9d 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -648,5 +648,5 @@ MACHINE_START(CM_T35, "Compulab CM-T35") .init_early = cm_t35_init_early, .init_irq = omap3_init_irq, .init_machine = cm_t35_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 8f152228977c..aa67240da8e8 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -306,5 +306,5 @@ MACHINE_START(CM_T3517, "Compulab CM-T3517") .init_early = cm_t3517_init_early, .init_irq = omap3_init_irq, .init_machine = cm_t3517_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 00f6cb6e3bf9..671aaeade116 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -707,5 +707,5 @@ MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000") .init_early = devkit8000_init_early, .init_irq = devkit8000_init_irq, .init_machine = devkit8000_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index ccd503ac24bd..c6ecf607ebd6 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -72,5 +72,5 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP24xx") .init_early = omap_generic_init_early, .init_irq = omap2_init_irq, .init_machine = omap_generic_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 2e16d6cb3fe1..45de2b319ec9 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -388,5 +388,5 @@ MACHINE_START(OMAP_H4, "OMAP2420 H4 board") .init_early = omap_h4_init_early, .init_irq = omap_h4_init_irq, .init_machine = omap_h4_init, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 359b765483f5..381a27c615b7 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -705,7 +705,7 @@ MACHINE_START(IGEP0020, "IGEP v2 board") .init_early = igep_init_early, .init_irq = omap3_init_irq, .init_machine = igep_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END MACHINE_START(IGEP0030, "IGEP OMAP3 module") @@ -715,5 +715,5 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 module") .init_early = igep_init_early, .init_irq = omap3_init_irq, .init_machine = igep_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index a054f54b1714..75ebc99f9d53 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -352,5 +352,5 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board") .init_early = omap_ldp_init_early, .init_irq = omap3_init_irq, .init_machine = omap_ldp_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 9c791a291898..e11f0c5d608a 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -701,7 +701,7 @@ MACHINE_START(NOKIA_N800, "Nokia N800") .init_early = n8x0_init_early, .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END MACHINE_START(NOKIA_N810, "Nokia N810") @@ -711,7 +711,7 @@ MACHINE_START(NOKIA_N810, "Nokia N810") .init_early = n8x0_init_early, .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") @@ -721,5 +721,5 @@ MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .init_early = n8x0_init_early, .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, - .timer = &omap_timer, + .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 456005548718..3d416549936a 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -599,5 +599,5 @@ MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") .init_early = omap3_beagle_init_early, .init_irq = omap3_beagle_init_irq, .init_machine = omap3_beagle_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 79d5362cb260..7cbcf6043626 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -742,5 +742,5 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM") .init_early = omap3_evm_init_early, .init_irq = omap3_init_irq, .init_machine = omap3_evm_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 739fdfc12338..693eba1d4f7d 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -217,7 +217,7 @@ MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") .init_early = omap3logic_init_early, .init_irq = omap3_init_irq, .init_machine = omap3logic_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") @@ -226,5 +226,5 @@ MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") .init_early = omap3logic_init_early, .init_irq = omap3_init_irq, .init_machine = omap3logic_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 7b4e1391ee80..ff0be8320793 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -644,5 +644,5 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .init_early = omap3pandora_init_early, .init_irq = omap3_init_irq, .init_machine = omap3pandora_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 01616260224b..96fec1f8fca1 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -560,5 +560,5 @@ MACHINE_START(SBC3530, "OMAP3 STALKER") .init_early = omap3_stalker_init_early, .init_irq = omap3_stalker_init_irq, .init_machine = omap3_stalker_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 3cc553159557..9447bc06d0d0 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -449,5 +449,5 @@ MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") .init_early = omap3_touchbook_init_early, .init_irq = omap3_touchbook_init_irq, .init_machine = omap3_touchbook_init, - .timer = &omap_timer, + .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 0cfe2005cb50..e76fe98a0bbe 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -716,5 +716,5 @@ MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") .init_early = omap4_panda_init_early, .init_irq = gic_init_irq, .init_machine = omap4_panda_init, - .timer = &omap_timer, + .timer = &omap4_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 9c9f20cd9ce1..d06248f0b802 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -617,5 +617,5 @@ MACHINE_START(OVERO, "Gumstix Overo") .init_early = overo_init_early, .init_irq = omap3_init_irq, .init_machine = overo_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 9c3d115b65d1..54dceb163415 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -165,5 +165,5 @@ MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") .init_early = rm680_init_early, .init_irq = omap3_init_irq, .init_machine = rm680_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index ee35e4e8b09d..5ea142f9bc97 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -162,5 +162,5 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") .init_early = rx51_init_early, .init_irq = omap3_init_irq, .init_machine = rx51_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index 713c20f20f3e..a85d5b0b11da 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -52,6 +52,6 @@ MACHINE_START(TI8168EVM, "ti8168evm") .map_io = ti8168_evm_map_io, .init_early = ti8168_init_early, .init_irq = ti816x_init_irq, - .timer = &omap_timer, + .timer = &omap3_timer, .init_machine = ti8168_evm_init, MACHINE_END diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 97a3f0b21c33..8a98c3c303fc 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -139,7 +139,7 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .init_early = omap_zoom_init_early, .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") @@ -149,5 +149,5 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") .init_early = omap_zoom_init_early, .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, - .timer = &omap_timer, + .timer = &omap3_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index 3b9cf85f4bb9..a0d8e83594eb 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -247,20 +247,41 @@ static void __init omap2_gp_clocksource_init(void) } #endif -static void __init omap2_gp_timer_init(void) +#define OMAP_SYS_TIMER_INIT(name) \ +static void __init omap##name##_timer_init(void) \ +{ \ + omap_dm_timer_init(); \ + omap2_gp_clockevent_init(); \ + omap2_gp_clocksource_init(); \ +} + +#define OMAP_SYS_TIMER(name) \ +struct sys_timer omap##name##_timer = { \ + .init = omap##name##_timer_init, \ +}; + +#ifdef CONFIG_ARCH_OMAP2 +OMAP_SYS_TIMER_INIT(2) +OMAP_SYS_TIMER(2) +#endif + +#ifdef CONFIG_ARCH_OMAP3 +OMAP_SYS_TIMER_INIT(3) +OMAP_SYS_TIMER(3) +OMAP_SYS_TIMER_INIT(3_secure) +OMAP_SYS_TIMER(3_secure) +#endif + +#ifdef CONFIG_ARCH_OMAP4 +static void __init omap4_timer_init(void) { #ifdef CONFIG_LOCAL_TIMERS - if (cpu_is_omap44xx()) { - twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); - BUG_ON(!twd_base); - } + twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); + BUG_ON(!twd_base); #endif omap_dm_timer_init(); - omap2_gp_clockevent_init(); omap2_gp_clocksource_init(); } - -struct sys_timer omap_timer = { - .init = omap2_gp_timer_init, -}; +OMAP_SYS_TIMER(4) +#endif diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 5288130be96e..4564cc697d7f 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -34,7 +34,11 @@ struct sys_timer; extern void omap_map_common_io(void); -extern struct sys_timer omap_timer; +extern struct sys_timer omap1_timer; +extern struct sys_timer omap2_timer; +extern struct sys_timer omap3_timer; +extern struct sys_timer omap3_secure_timer; +extern struct sys_timer omap4_timer; extern bool omap_32k_timer_init(void); extern int __init omap_init_clocksource_32k(void); extern unsigned long long notrace omap_32k_sched_clock(void); diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index d6c70d2f4030..330bd17bb5e7 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -57,7 +57,6 @@ #define OMAP_TIMER_IP_VERSION_1 0x1 struct omap_dm_timer; extern struct omap_dm_timer *gptimer_wakeup; -extern struct sys_timer omap_timer; struct clk; int omap_dm_timer_init(void); -- cgit v1.2.3 From ec97489d199b3dcfc44042ccf89b37a264d14565 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:48 -0700 Subject: omap: Move dmtimer defines to dmtimer.h These will be needed when dmtimer platform init code gets split for omap1 and omap2+. These will also be needed for separate sys_timer init and driver init for the rest of the hardware timers in the following patches. No functional changes. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/plat-omap/dmtimer.c | 121 ----------------------------- arch/arm/plat-omap/include/plat/dmtimer.h | 125 ++++++++++++++++++++++++++++++ 2 files changed, 125 insertions(+), 121 deletions(-) (limited to 'arch') diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index ee9f6ebba29b..dfdc3b2e3201 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -41,127 +41,6 @@ #include #include -/* register offsets */ -#define _OMAP_TIMER_ID_OFFSET 0x00 -#define _OMAP_TIMER_OCP_CFG_OFFSET 0x10 -#define _OMAP_TIMER_SYS_STAT_OFFSET 0x14 -#define _OMAP_TIMER_STAT_OFFSET 0x18 -#define _OMAP_TIMER_INT_EN_OFFSET 0x1c -#define _OMAP_TIMER_WAKEUP_EN_OFFSET 0x20 -#define _OMAP_TIMER_CTRL_OFFSET 0x24 -#define OMAP_TIMER_CTRL_GPOCFG (1 << 14) -#define OMAP_TIMER_CTRL_CAPTMODE (1 << 13) -#define OMAP_TIMER_CTRL_PT (1 << 12) -#define OMAP_TIMER_CTRL_TCM_LOWTOHIGH (0x1 << 8) -#define OMAP_TIMER_CTRL_TCM_HIGHTOLOW (0x2 << 8) -#define OMAP_TIMER_CTRL_TCM_BOTHEDGES (0x3 << 8) -#define OMAP_TIMER_CTRL_SCPWM (1 << 7) -#define OMAP_TIMER_CTRL_CE (1 << 6) /* compare enable */ -#define OMAP_TIMER_CTRL_PRE (1 << 5) /* prescaler enable */ -#define OMAP_TIMER_CTRL_PTV_SHIFT 2 /* prescaler value shift */ -#define OMAP_TIMER_CTRL_POSTED (1 << 2) -#define OMAP_TIMER_CTRL_AR (1 << 1) /* auto-reload enable */ -#define OMAP_TIMER_CTRL_ST (1 << 0) /* start timer */ -#define _OMAP_TIMER_COUNTER_OFFSET 0x28 -#define _OMAP_TIMER_LOAD_OFFSET 0x2c -#define _OMAP_TIMER_TRIGGER_OFFSET 0x30 -#define _OMAP_TIMER_WRITE_PEND_OFFSET 0x34 -#define WP_NONE 0 /* no write pending bit */ -#define WP_TCLR (1 << 0) -#define WP_TCRR (1 << 1) -#define WP_TLDR (1 << 2) -#define WP_TTGR (1 << 3) -#define WP_TMAR (1 << 4) -#define WP_TPIR (1 << 5) -#define WP_TNIR (1 << 6) -#define WP_TCVR (1 << 7) -#define WP_TOCR (1 << 8) -#define WP_TOWR (1 << 9) -#define _OMAP_TIMER_MATCH_OFFSET 0x38 -#define _OMAP_TIMER_CAPTURE_OFFSET 0x3c -#define _OMAP_TIMER_IF_CTRL_OFFSET 0x40 -#define _OMAP_TIMER_CAPTURE2_OFFSET 0x44 /* TCAR2, 34xx only */ -#define _OMAP_TIMER_TICK_POS_OFFSET 0x48 /* TPIR, 34xx only */ -#define _OMAP_TIMER_TICK_NEG_OFFSET 0x4c /* TNIR, 34xx only */ -#define _OMAP_TIMER_TICK_COUNT_OFFSET 0x50 /* TCVR, 34xx only */ -#define _OMAP_TIMER_TICK_INT_MASK_SET_OFFSET 0x54 /* TOCR, 34xx only */ -#define _OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET 0x58 /* TOWR, 34xx only */ - -/* register offsets with the write pending bit encoded */ -#define WPSHIFT 16 - -#define OMAP_TIMER_ID_REG (_OMAP_TIMER_ID_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_OCP_CFG_REG (_OMAP_TIMER_OCP_CFG_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_SYS_STAT_REG (_OMAP_TIMER_SYS_STAT_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_STAT_REG (_OMAP_TIMER_STAT_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_INT_EN_REG (_OMAP_TIMER_INT_EN_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_WAKEUP_EN_REG (_OMAP_TIMER_WAKEUP_EN_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_CTRL_REG (_OMAP_TIMER_CTRL_OFFSET \ - | (WP_TCLR << WPSHIFT)) - -#define OMAP_TIMER_COUNTER_REG (_OMAP_TIMER_COUNTER_OFFSET \ - | (WP_TCRR << WPSHIFT)) - -#define OMAP_TIMER_LOAD_REG (_OMAP_TIMER_LOAD_OFFSET \ - | (WP_TLDR << WPSHIFT)) - -#define OMAP_TIMER_TRIGGER_REG (_OMAP_TIMER_TRIGGER_OFFSET \ - | (WP_TTGR << WPSHIFT)) - -#define OMAP_TIMER_WRITE_PEND_REG (_OMAP_TIMER_WRITE_PEND_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_MATCH_REG (_OMAP_TIMER_MATCH_OFFSET \ - | (WP_TMAR << WPSHIFT)) - -#define OMAP_TIMER_CAPTURE_REG (_OMAP_TIMER_CAPTURE_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_IF_CTRL_REG (_OMAP_TIMER_IF_CTRL_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_CAPTURE2_REG (_OMAP_TIMER_CAPTURE2_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_TICK_POS_REG (_OMAP_TIMER_TICK_POS_OFFSET \ - | (WP_TPIR << WPSHIFT)) - -#define OMAP_TIMER_TICK_NEG_REG (_OMAP_TIMER_TICK_NEG_OFFSET \ - | (WP_TNIR << WPSHIFT)) - -#define OMAP_TIMER_TICK_COUNT_REG (_OMAP_TIMER_TICK_COUNT_OFFSET \ - | (WP_TCVR << WPSHIFT)) - -#define OMAP_TIMER_TICK_INT_MASK_SET_REG \ - (_OMAP_TIMER_TICK_INT_MASK_SET_OFFSET | (WP_TOCR << WPSHIFT)) - -#define OMAP_TIMER_TICK_INT_MASK_COUNT_REG \ - (_OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET | (WP_TOWR << WPSHIFT)) - -struct omap_dm_timer { - unsigned long phys_base; - int irq; -#ifdef CONFIG_ARCH_OMAP2PLUS - struct clk *iclk, *fclk; -#endif - void __iomem *io_base; - unsigned reserved:1; - unsigned enabled:1; - unsigned posted:1; -}; - static int dm_timer_count; #ifdef CONFIG_ARCH_OMAP1 diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index 330bd17bb5e7..32031056165d 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -92,5 +92,130 @@ void omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value int omap_dm_timers_active(void); +/* + * Do not use the defines below, they are not needed. They should be only + * used by dmtimer.c and sys_timer related code. + */ + +/* register offsets */ +#define _OMAP_TIMER_ID_OFFSET 0x00 +#define _OMAP_TIMER_OCP_CFG_OFFSET 0x10 +#define _OMAP_TIMER_SYS_STAT_OFFSET 0x14 +#define _OMAP_TIMER_STAT_OFFSET 0x18 +#define _OMAP_TIMER_INT_EN_OFFSET 0x1c +#define _OMAP_TIMER_WAKEUP_EN_OFFSET 0x20 +#define _OMAP_TIMER_CTRL_OFFSET 0x24 +#define OMAP_TIMER_CTRL_GPOCFG (1 << 14) +#define OMAP_TIMER_CTRL_CAPTMODE (1 << 13) +#define OMAP_TIMER_CTRL_PT (1 << 12) +#define OMAP_TIMER_CTRL_TCM_LOWTOHIGH (0x1 << 8) +#define OMAP_TIMER_CTRL_TCM_HIGHTOLOW (0x2 << 8) +#define OMAP_TIMER_CTRL_TCM_BOTHEDGES (0x3 << 8) +#define OMAP_TIMER_CTRL_SCPWM (1 << 7) +#define OMAP_TIMER_CTRL_CE (1 << 6) /* compare enable */ +#define OMAP_TIMER_CTRL_PRE (1 << 5) /* prescaler enable */ +#define OMAP_TIMER_CTRL_PTV_SHIFT 2 /* prescaler value shift */ +#define OMAP_TIMER_CTRL_POSTED (1 << 2) +#define OMAP_TIMER_CTRL_AR (1 << 1) /* auto-reload enable */ +#define OMAP_TIMER_CTRL_ST (1 << 0) /* start timer */ +#define _OMAP_TIMER_COUNTER_OFFSET 0x28 +#define _OMAP_TIMER_LOAD_OFFSET 0x2c +#define _OMAP_TIMER_TRIGGER_OFFSET 0x30 +#define _OMAP_TIMER_WRITE_PEND_OFFSET 0x34 +#define WP_NONE 0 /* no write pending bit */ +#define WP_TCLR (1 << 0) +#define WP_TCRR (1 << 1) +#define WP_TLDR (1 << 2) +#define WP_TTGR (1 << 3) +#define WP_TMAR (1 << 4) +#define WP_TPIR (1 << 5) +#define WP_TNIR (1 << 6) +#define WP_TCVR (1 << 7) +#define WP_TOCR (1 << 8) +#define WP_TOWR (1 << 9) +#define _OMAP_TIMER_MATCH_OFFSET 0x38 +#define _OMAP_TIMER_CAPTURE_OFFSET 0x3c +#define _OMAP_TIMER_IF_CTRL_OFFSET 0x40 +#define _OMAP_TIMER_CAPTURE2_OFFSET 0x44 /* TCAR2, 34xx only */ +#define _OMAP_TIMER_TICK_POS_OFFSET 0x48 /* TPIR, 34xx only */ +#define _OMAP_TIMER_TICK_NEG_OFFSET 0x4c /* TNIR, 34xx only */ +#define _OMAP_TIMER_TICK_COUNT_OFFSET 0x50 /* TCVR, 34xx only */ +#define _OMAP_TIMER_TICK_INT_MASK_SET_OFFSET 0x54 /* TOCR, 34xx only */ +#define _OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET 0x58 /* TOWR, 34xx only */ + +/* register offsets with the write pending bit encoded */ +#define WPSHIFT 16 + +#define OMAP_TIMER_ID_REG (_OMAP_TIMER_ID_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_OCP_CFG_REG (_OMAP_TIMER_OCP_CFG_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_SYS_STAT_REG (_OMAP_TIMER_SYS_STAT_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_STAT_REG (_OMAP_TIMER_STAT_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_INT_EN_REG (_OMAP_TIMER_INT_EN_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_WAKEUP_EN_REG (_OMAP_TIMER_WAKEUP_EN_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_CTRL_REG (_OMAP_TIMER_CTRL_OFFSET \ + | (WP_TCLR << WPSHIFT)) + +#define OMAP_TIMER_COUNTER_REG (_OMAP_TIMER_COUNTER_OFFSET \ + | (WP_TCRR << WPSHIFT)) + +#define OMAP_TIMER_LOAD_REG (_OMAP_TIMER_LOAD_OFFSET \ + | (WP_TLDR << WPSHIFT)) + +#define OMAP_TIMER_TRIGGER_REG (_OMAP_TIMER_TRIGGER_OFFSET \ + | (WP_TTGR << WPSHIFT)) + +#define OMAP_TIMER_WRITE_PEND_REG (_OMAP_TIMER_WRITE_PEND_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_MATCH_REG (_OMAP_TIMER_MATCH_OFFSET \ + | (WP_TMAR << WPSHIFT)) + +#define OMAP_TIMER_CAPTURE_REG (_OMAP_TIMER_CAPTURE_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_IF_CTRL_REG (_OMAP_TIMER_IF_CTRL_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_CAPTURE2_REG (_OMAP_TIMER_CAPTURE2_OFFSET \ + | (WP_NONE << WPSHIFT)) + +#define OMAP_TIMER_TICK_POS_REG (_OMAP_TIMER_TICK_POS_OFFSET \ + | (WP_TPIR << WPSHIFT)) + +#define OMAP_TIMER_TICK_NEG_REG (_OMAP_TIMER_TICK_NEG_OFFSET \ + | (WP_TNIR << WPSHIFT)) + +#define OMAP_TIMER_TICK_COUNT_REG (_OMAP_TIMER_TICK_COUNT_OFFSET \ + | (WP_TCVR << WPSHIFT)) + +#define OMAP_TIMER_TICK_INT_MASK_SET_REG \ + (_OMAP_TIMER_TICK_INT_MASK_SET_OFFSET | (WP_TOCR << WPSHIFT)) + +#define OMAP_TIMER_TICK_INT_MASK_COUNT_REG \ + (_OMAP_TIMER_TICK_INT_MASK_COUNT_OFFSET | (WP_TOWR << WPSHIFT)) + +struct omap_dm_timer { + unsigned long phys_base; + int irq; +#ifdef CONFIG_ARCH_OMAP2PLUS + struct clk *iclk, *fclk; +#endif + void __iomem *io_base; + unsigned reserved:1; + unsigned enabled:1; + unsigned posted:1; +}; #endif /* __ASM_ARCH_DMTIMER_H */ -- cgit v1.2.3 From caf64f2fdc48472995d40656eb1a75524c464447 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:48 -0700 Subject: omap: Make a subset of dmtimer functions into inline functions This will allow us to share the code between system timer and dmtimer device driver code without having to initialize all the dmtimers early. This change will also make the timer_set_next_event more efficient as the inline functions will optimize the code better for the timer reprogramming. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/plat-omap/dmtimer.c | 78 +++++--------------- arch/arm/plat-omap/include/plat/dmtimer.h | 119 ++++++++++++++++++++++++++++++ 2 files changed, 136 insertions(+), 61 deletions(-) (limited to 'arch') diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index dfdc3b2e3201..7c5cb4e128f2 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -170,11 +170,7 @@ static spinlock_t dm_timer_lock; */ static inline u32 omap_dm_timer_read_reg(struct omap_dm_timer *timer, u32 reg) { - if (timer->posted) - while (readl(timer->io_base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) - & (reg >> WPSHIFT)) - cpu_relax(); - return readl(timer->io_base + (reg & 0xff)); + return __omap_dm_timer_read(timer->io_base, reg, timer->posted); } /* @@ -186,11 +182,7 @@ static inline u32 omap_dm_timer_read_reg(struct omap_dm_timer *timer, u32 reg) static void omap_dm_timer_write_reg(struct omap_dm_timer *timer, u32 reg, u32 value) { - if (timer->posted) - while (readl(timer->io_base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) - & (reg >> WPSHIFT)) - cpu_relax(); - writel(value, timer->io_base + (reg & 0xff)); + __omap_dm_timer_write(timer->io_base, reg, value, timer->posted); } static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) @@ -209,7 +201,7 @@ static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) static void omap_dm_timer_reset(struct omap_dm_timer *timer) { - u32 l; + int autoidle = 0, wakeup = 0; if (!cpu_class_is_omap2() || timer != &dm_timers[0]) { omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, 0x06); @@ -217,28 +209,21 @@ static void omap_dm_timer_reset(struct omap_dm_timer *timer) } omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ); - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_OCP_CFG_REG); - l |= 0x02 << 3; /* Set to smart-idle mode */ - l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */ - /* Enable autoidle on OMAP2 / OMAP3 */ if (cpu_is_omap24xx() || cpu_is_omap34xx()) - l |= 0x1 << 0; + autoidle = 1; /* * Enable wake-up on OMAP2 CPUs. */ if (cpu_class_is_omap2()) - l |= 1 << 2; - omap_dm_timer_write_reg(timer, OMAP_TIMER_OCP_CFG_REG, l); + wakeup = 1; - /* Match hardware reset default of posted mode */ - omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, - OMAP_TIMER_CTRL_POSTED); + __omap_dm_timer_reset(timer->io_base, autoidle, wakeup); timer->posted = 1; } -static void omap_dm_timer_prepare(struct omap_dm_timer *timer) +void omap_dm_timer_prepare(struct omap_dm_timer *timer) { omap_dm_timer_enable(timer); omap_dm_timer_reset(timer); @@ -410,25 +395,13 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_start); void omap_dm_timer_stop(struct omap_dm_timer *timer) { - u32 l; + unsigned long rate = 0; - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); - if (l & OMAP_TIMER_CTRL_ST) { - l &= ~0x1; - omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); #ifdef CONFIG_ARCH_OMAP2PLUS - /* Readback to make sure write has completed */ - omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); - /* - * Wait for functional clock period x 3.5 to make sure that - * timer is stopped - */ - udelay(3500000 / clk_get_rate(timer->fclk) + 1); + rate = clk_get_rate(timer->fclk); #endif - } - /* Ack possibly pending interrupt */ - omap_dm_timer_write_reg(timer, OMAP_TIMER_STAT_REG, - OMAP_TIMER_INT_OVERFLOW); + + __omap_dm_timer_stop(timer->io_base, timer->posted, rate); } EXPORT_SYMBOL_GPL(omap_dm_timer_stop); @@ -451,22 +424,11 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) { - int ret = -EINVAL; - if (source < 0 || source >= 3) return -EINVAL; - clk_disable(timer->fclk); - ret = clk_set_parent(timer->fclk, dm_source_clocks[source]); - clk_enable(timer->fclk); - - /* - * When the functional clock disappears, too quick writes seem - * to cause an abort. XXX Is this still necessary? - */ - __delay(300000); - - return ret; + return __omap_dm_timer_set_source(timer->fclk, + dm_source_clocks[source]); } EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); @@ -504,8 +466,7 @@ void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, } l |= OMAP_TIMER_CTRL_ST; - omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, load); - omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); + __omap_dm_timer_load_start(timer->io_base, l, load, timer->posted); } EXPORT_SYMBOL_GPL(omap_dm_timer_set_load_start); @@ -558,8 +519,7 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_set_prescaler); void omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value) { - omap_dm_timer_write_reg(timer, OMAP_TIMER_INT_EN_REG, value); - omap_dm_timer_write_reg(timer, OMAP_TIMER_WAKEUP_EN_REG, value); + __omap_dm_timer_int_enable(timer->io_base, value); } EXPORT_SYMBOL_GPL(omap_dm_timer_set_int_enable); @@ -575,17 +535,13 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_read_status); void omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value) { - omap_dm_timer_write_reg(timer, OMAP_TIMER_STAT_REG, value); + __omap_dm_timer_write_status(timer->io_base, value); } EXPORT_SYMBOL_GPL(omap_dm_timer_write_status); unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer) { - unsigned int l; - - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_COUNTER_REG); - - return l; + return __omap_dm_timer_read_counter(timer->io_base, timer->posted); } EXPORT_SYMBOL_GPL(omap_dm_timer_read_counter); diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index 32031056165d..54664a7498af 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -32,6 +32,9 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include +#include + #ifndef __ASM_ARCH_DMTIMER_H #define __ASM_ARCH_DMTIMER_H @@ -218,4 +221,120 @@ struct omap_dm_timer { unsigned posted:1; }; +void omap_dm_timer_prepare(struct omap_dm_timer *timer); + +static inline u32 __omap_dm_timer_read(void __iomem *base, u32 reg, + int posted) +{ + if (posted) + while (__raw_readl(base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) + & (reg >> WPSHIFT)) + cpu_relax(); + + return __raw_readl(base + (reg & 0xff)); +} + +static inline void __omap_dm_timer_write(void __iomem *base, u32 reg, u32 val, + int posted) +{ + if (posted) + while (__raw_readl(base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) + & (reg >> WPSHIFT)) + cpu_relax(); + + __raw_writel(val, base + (reg & 0xff)); +} + +/* Assumes the source clock has been set by caller */ +static inline void __omap_dm_timer_reset(void __iomem *base, int autoidle, + int wakeup) +{ + u32 l; + + l = __omap_dm_timer_read(base, OMAP_TIMER_OCP_CFG_REG, 0); + l |= 0x02 << 3; /* Set to smart-idle mode */ + l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */ + + if (autoidle) + l |= 0x1 << 0; + + if (wakeup) + l |= 1 << 2; + + __omap_dm_timer_write(base, OMAP_TIMER_OCP_CFG_REG, l, 0); + + /* Match hardware reset default of posted mode */ + __omap_dm_timer_write(base, OMAP_TIMER_IF_CTRL_REG, + OMAP_TIMER_CTRL_POSTED, 0); +} + +static inline int __omap_dm_timer_set_source(struct clk *timer_fck, + struct clk *parent) +{ + int ret; + + clk_disable(timer_fck); + ret = clk_set_parent(timer_fck, parent); + clk_enable(timer_fck); + + /* + * When the functional clock disappears, too quick writes seem + * to cause an abort. XXX Is this still necessary? + */ + __delay(300000); + + return ret; +} + +static inline void __omap_dm_timer_stop(void __iomem *base, int posted, + unsigned long rate) +{ + u32 l; + + l = __omap_dm_timer_read(base, OMAP_TIMER_CTRL_REG, posted); + if (l & OMAP_TIMER_CTRL_ST) { + l &= ~0x1; + __omap_dm_timer_write(base, OMAP_TIMER_CTRL_REG, l, posted); +#ifdef CONFIG_ARCH_OMAP2PLUS + /* Readback to make sure write has completed */ + __omap_dm_timer_read(base, OMAP_TIMER_CTRL_REG, posted); + /* + * Wait for functional clock period x 3.5 to make sure that + * timer is stopped + */ + udelay(3500000 / rate + 1); +#endif + } + + /* Ack possibly pending interrupt */ + __omap_dm_timer_write(base, OMAP_TIMER_STAT_REG, + OMAP_TIMER_INT_OVERFLOW, 0); +} + +static inline void __omap_dm_timer_load_start(void __iomem *base, u32 ctrl, + unsigned int load, int posted) +{ + __omap_dm_timer_write(base, OMAP_TIMER_COUNTER_REG, load, posted); + __omap_dm_timer_write(base, OMAP_TIMER_CTRL_REG, ctrl, posted); +} + +static inline void __omap_dm_timer_int_enable(void __iomem *base, + unsigned int value) +{ + __omap_dm_timer_write(base, OMAP_TIMER_INT_EN_REG, value, 0); + __omap_dm_timer_write(base, OMAP_TIMER_WAKEUP_EN_REG, value, 0); +} + +static inline unsigned int __omap_dm_timer_read_counter(void __iomem *base, + int posted) +{ + return __omap_dm_timer_read(base, OMAP_TIMER_COUNTER_REG, posted); +} + +static inline void __omap_dm_timer_write_status(void __iomem *base, + unsigned int value) +{ + __omap_dm_timer_write(base, OMAP_TIMER_STAT_REG, value, 0); +} + #endif /* __ASM_ARCH_DMTIMER_H */ -- cgit v1.2.3 From aa56188998942dfd1d6d85484c87f79268508bba Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:48 -0700 Subject: omap2+: Use dmtimer macros for clockevent This patch makes timer-gp.c to use only a subset of dmtimer functions without the need to initialize dmtimer code early. Also note that now with the inline functions, timer_set_next_event becomes more efficient in the lines of assembly code. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap2/timer-gp.c | 147 +++++++++++++++++++++++------- arch/arm/plat-omap/include/plat/dmtimer.h | 1 + 2 files changed, 113 insertions(+), 35 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index a0d8e83594eb..62c0d5cb25f7 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -45,10 +45,33 @@ #include "timer-gp.h" +/* Parent clocks, eventually these will come from the clock framework */ + +#define OMAP2_MPU_SOURCE "sys_ck" +#define OMAP3_MPU_SOURCE OMAP2_MPU_SOURCE +#define OMAP4_MPU_SOURCE "sys_clkin_ck" +#define OMAP2_32K_SOURCE "func_32k_ck" +#define OMAP3_32K_SOURCE "omap_32k_fck" +#define OMAP4_32K_SOURCE "sys_32k_ck" + +#ifdef CONFIG_OMAP_32K_TIMER +#define OMAP2_CLKEV_SOURCE OMAP2_32K_SOURCE +#define OMAP3_CLKEV_SOURCE OMAP3_32K_SOURCE +#define OMAP4_CLKEV_SOURCE OMAP4_32K_SOURCE +#define OMAP3_SECURE_TIMER 12 +#else +#define OMAP2_CLKEV_SOURCE OMAP2_MPU_SOURCE +#define OMAP3_CLKEV_SOURCE OMAP3_MPU_SOURCE +#define OMAP4_CLKEV_SOURCE OMAP4_MPU_SOURCE +#define OMAP3_SECURE_TIMER 1 +#endif /* MAX_GPTIMER_ID: number of GPTIMERs on the chip */ #define MAX_GPTIMER_ID 12 +/* Clockevent code */ + +static struct omap_dm_timer clkev; static struct omap_dm_timer *gptimer; static struct clock_event_device clockevent_gpt; static u8 __initdata gptimer_id = 1; @@ -57,10 +80,9 @@ struct omap_dm_timer *gptimer_wakeup; static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) { - struct omap_dm_timer *gpt = (struct omap_dm_timer *)dev_id; struct clock_event_device *evt = &clockevent_gpt; - omap_dm_timer_write_status(gpt, OMAP_TIMER_INT_OVERFLOW); + __omap_dm_timer_write_status(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); evt->event_handler(evt); return IRQ_HANDLED; @@ -75,7 +97,8 @@ static struct irqaction omap2_gp_timer_irq = { static int omap2_gp_timer_set_next_event(unsigned long cycles, struct clock_event_device *evt) { - omap_dm_timer_set_load_start(gptimer, 0, 0xffffffff - cycles); + __omap_dm_timer_load_start(clkev.io_base, OMAP_TIMER_CTRL_ST, + 0xffffffff - cycles, 1); return 0; } @@ -85,13 +108,18 @@ static void omap2_gp_timer_set_mode(enum clock_event_mode mode, { u32 period; - omap_dm_timer_stop(gptimer); + __omap_dm_timer_stop(clkev.io_base, 1, clkev.rate); switch (mode) { case CLOCK_EVT_MODE_PERIODIC: - period = clk_get_rate(omap_dm_timer_get_fclk(gptimer)) / HZ; + period = clkev.rate / HZ; period -= 1; - omap_dm_timer_set_load_start(gptimer, 1, 0xffffffff - period); + /* Looks like we need to first set the load value separately */ + __omap_dm_timer_write(clkev.io_base, OMAP_TIMER_LOAD_REG, + 0xffffffff - period, 1); + __omap_dm_timer_load_start(clkev.io_base, + OMAP_TIMER_CTRL_AR | OMAP_TIMER_CTRL_ST, + 0xffffffff - period, 1); break; case CLOCK_EVT_MODE_ONESHOT: break; @@ -130,43 +158,89 @@ int __init omap2_gp_clockevent_set_gptimer(u8 id) return 0; } -static void __init omap2_gp_clockevent_init(void) +static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, + int gptimer_id, + const char *fck_source) { - u32 tick_rate; - int src; - char clockevent_hwmod_name[8]; /* 8 = sizeof("timerXX0") */ + char name[10]; /* 10 = sizeof("gptXX_Xck0") */ + struct omap_hwmod *oh; + size_t size; + int res = 0; + + sprintf(name, "timer%d", gptimer_id); + omap_hwmod_setup_one(name); + oh = omap_hwmod_lookup(name); + if (!oh) + return -ENODEV; + + timer->irq = oh->mpu_irqs[0].irq; + timer->phys_base = oh->slaves[0]->addr->pa_start; + size = oh->slaves[0]->addr->pa_end - timer->phys_base; + + /* Static mapping, never released */ + timer->io_base = ioremap(timer->phys_base, size); + if (!timer->io_base) + return -ENXIO; + + /* After the dmtimer is using hwmod these clocks won't be needed */ + sprintf(name, "gpt%d_fck", gptimer_id); + timer->fclk = clk_get(NULL, name); + if (IS_ERR(timer->fclk)) + return -ENODEV; + + sprintf(name, "gpt%d_ick", gptimer_id); + timer->iclk = clk_get(NULL, name); + if (IS_ERR(timer->iclk)) { + clk_put(timer->fclk); + return -ENODEV; + } - inited = 1; + omap_hwmod_enable(oh); + + if (gptimer_id != 12) { + struct clk *src; + + src = clk_get(NULL, fck_source); + if (IS_ERR(src)) { + res = -EINVAL; + } else { + res = __omap_dm_timer_set_source(timer->fclk, src); + if (IS_ERR_VALUE(res)) + pr_warning("%s: timer%i cannot set source\n", + __func__, gptimer_id); + clk_put(src); + } + } + __omap_dm_timer_reset(timer->io_base, 1, 1); + timer->posted = 1; + + timer->rate = clk_get_rate(timer->fclk); - sprintf(clockevent_hwmod_name, "timer%d", gptimer_id); - omap_hwmod_setup_one(clockevent_hwmod_name); + timer->reserved = 1; gptimer = omap_dm_timer_request_specific(gptimer_id); BUG_ON(gptimer == NULL); gptimer_wakeup = gptimer; -#if defined(CONFIG_OMAP_32K_TIMER) - src = OMAP_TIMER_SRC_32_KHZ; -#else - src = OMAP_TIMER_SRC_SYS_CLK; - WARN(gptimer_id == 12, "WARNING: GPTIMER12 can only use the " - "secure 32KiHz clock source\n"); -#endif + return res; +} - if (gptimer_id != 12) - WARN(IS_ERR_VALUE(omap_dm_timer_set_source(gptimer, src)), - "timer-gp: omap_dm_timer_set_source() failed\n"); +static void __init omap2_gp_clockevent_init(int gptimer_id, + const char *fck_source) +{ + int res; - tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer)); + inited = 1; - pr_info("OMAP clockevent source: GPTIMER%d at %u Hz\n", - gptimer_id, tick_rate); + res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source); + BUG_ON(res); omap2_gp_timer_irq.dev_id = (void *)gptimer; - setup_irq(omap_dm_timer_get_irq(gptimer), &omap2_gp_timer_irq); - omap_dm_timer_set_int_enable(gptimer, OMAP_TIMER_INT_OVERFLOW); + setup_irq(clkev.irq, &omap2_gp_timer_irq); - clockevent_gpt.mult = div_sc(tick_rate, NSEC_PER_SEC, + __omap_dm_timer_int_enable(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); + + clockevent_gpt.mult = div_sc(clkev.rate, NSEC_PER_SEC, clockevent_gpt.shift); clockevent_gpt.max_delta_ns = clockevent_delta2ns(0xffffffff, &clockevent_gpt); @@ -176,6 +250,9 @@ static void __init omap2_gp_clockevent_init(void) clockevent_gpt.cpumask = cpumask_of(0); clockevents_register_device(&clockevent_gpt); + + pr_info("OMAP clockevent source: GPTIMER%d at %lu Hz\n", + gptimer_id, clkev.rate); } /* Clocksource code */ @@ -247,11 +324,11 @@ static void __init omap2_gp_clocksource_init(void) } #endif -#define OMAP_SYS_TIMER_INIT(name) \ +#define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src) \ static void __init omap##name##_timer_init(void) \ { \ omap_dm_timer_init(); \ - omap2_gp_clockevent_init(); \ + omap2_gp_clockevent_init((clkev_nr), clkev_src); \ omap2_gp_clocksource_init(); \ } @@ -261,14 +338,14 @@ struct sys_timer omap##name##_timer = { \ }; #ifdef CONFIG_ARCH_OMAP2 -OMAP_SYS_TIMER_INIT(2) +OMAP_SYS_TIMER_INIT(2, 1, OMAP2_CLKEV_SOURCE) OMAP_SYS_TIMER(2) #endif #ifdef CONFIG_ARCH_OMAP3 -OMAP_SYS_TIMER_INIT(3) +OMAP_SYS_TIMER_INIT(3, 1, OMAP3_CLKEV_SOURCE) OMAP_SYS_TIMER(3) -OMAP_SYS_TIMER_INIT(3_secure) +OMAP_SYS_TIMER_INIT(3_secure, OMAP3_SECURE_TIMER, OMAP3_CLKEV_SOURCE) OMAP_SYS_TIMER(3_secure) #endif @@ -280,7 +357,7 @@ static void __init omap4_timer_init(void) BUG_ON(!twd_base); #endif omap_dm_timer_init(); - omap2_gp_clockevent_init(); + omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE); omap2_gp_clocksource_init(); } OMAP_SYS_TIMER(4) diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index 54664a7498af..dd8b3ffb7521 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -216,6 +216,7 @@ struct omap_dm_timer { struct clk *iclk, *fclk; #endif void __iomem *io_base; + unsigned long rate; unsigned reserved:1; unsigned enabled:1; unsigned posted:1; -- cgit v1.2.3 From 98e182a26bbbf5575457622337684ef61493e864 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:49 -0700 Subject: omap2+: Remove gptimer_wakeup for now This removes the support for setting the wake-up timer for debugging. Later on we can reserve gptimer1 for PM code only and have similar functionality. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap2/pm-debug.c | 28 ---------------------------- arch/arm/mach-omap2/pm.h | 6 ------ arch/arm/mach-omap2/pm34xx.c | 4 ---- arch/arm/mach-omap2/timer-gp.c | 8 +------- arch/arm/plat-omap/include/plat/dmtimer.h | 1 - 5 files changed, 1 insertion(+), 46 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c index a5a83b358ddd..c56d1d47fec4 100644 --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -31,7 +31,6 @@ #include #include "powerdomain.h" #include "clockdomain.h" -#include #include #include "cm2xxx_3xxx.h" @@ -41,8 +40,6 @@ int omap2_pm_debug; u32 enable_off_mode; u32 sleep_while_idle; -u32 wakeup_timer_seconds; -u32 wakeup_timer_milliseconds; #define DUMP_PRM_MOD_REG(mod, reg) \ regs[reg_count].name = #mod "." #reg; \ @@ -162,23 +159,6 @@ void omap2_pm_dump(int mode, int resume, unsigned int us) printk(KERN_INFO "%-20s: 0x%08x\n", regs[i].name, regs[i].val); } -void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds) -{ - u32 tick_rate, cycles; - - if (!seconds && !milliseconds) - return; - - tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup)); - cycles = tick_rate * seconds + tick_rate * milliseconds / 1000; - omap_dm_timer_stop(gptimer_wakeup); - omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles); - - pr_info("PM: Resume timer in %u.%03u secs" - " (%d ticks at %d ticks/sec.)\n", - seconds, milliseconds, cycles, tick_rate); -} - #ifdef CONFIG_DEBUG_FS #include #include @@ -576,9 +556,6 @@ static int option_set(void *data, u64 val) { u32 *option = data; - if (option == &wakeup_timer_milliseconds && val >= 1000) - return -EINVAL; - *option = val; if (option == &enable_off_mode) { @@ -641,11 +618,6 @@ static int __init pm_dbg_init(void) &enable_off_mode, &pm_dbg_option_fops); (void) debugfs_create_file("sleep_while_idle", S_IRUGO | S_IWUSR, d, &sleep_while_idle, &pm_dbg_option_fops); - (void) debugfs_create_file("wakeup_timer_seconds", S_IRUGO | S_IWUSR, d, - &wakeup_timer_seconds, &pm_dbg_option_fops); - (void) debugfs_create_file("wakeup_timer_milliseconds", - S_IRUGO | S_IWUSR, d, &wakeup_timer_milliseconds, - &pm_dbg_option_fops); pm_dbg_init_done = 1; return 0; diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h index 45bcfce77352..c3a367e3d010 100644 --- a/arch/arm/mach-omap2/pm.h +++ b/arch/arm/mach-omap2/pm.h @@ -60,19 +60,13 @@ inline void omap3_pm_init_cpuidle(struct cpuidle_params *cpuidle_board_params) extern int omap3_pm_get_suspend_state(struct powerdomain *pwrdm); extern int omap3_pm_set_suspend_state(struct powerdomain *pwrdm, int state); -extern u32 wakeup_timer_seconds; -extern u32 wakeup_timer_milliseconds; -extern struct omap_dm_timer *gptimer_wakeup; - #ifdef CONFIG_PM_DEBUG extern void omap2_pm_dump(int mode, int resume, unsigned int us); -extern void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds); extern int omap2_pm_debug; extern u32 enable_off_mode; extern u32 sleep_while_idle; #else #define omap2_pm_dump(mode, resume, us) do {} while (0); -#define omap2_pm_wakeup_on_timer(seconds, milliseconds) do {} while (0); #define omap2_pm_debug 0 #define enable_off_mode 0 #define sleep_while_idle 0 diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index c155c9d1c82c..4cb636af7045 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -534,10 +534,6 @@ static int omap3_pm_suspend(void) struct power_state *pwrst; int state, ret = 0; - if (wakeup_timer_seconds || wakeup_timer_milliseconds) - omap2_pm_wakeup_on_timer(wakeup_timer_seconds, - wakeup_timer_milliseconds); - /* Read current next_pwrsts */ list_for_each_entry(pwrst, &pwrst_list, node) pwrst->saved_state = pwrdm_read_next_pwrst(pwrst->pwrdm); diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index 62c0d5cb25f7..578e9df4fdea 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -72,11 +72,9 @@ /* Clockevent code */ static struct omap_dm_timer clkev; -static struct omap_dm_timer *gptimer; static struct clock_event_device clockevent_gpt; static u8 __initdata gptimer_id = 1; static u8 __initdata inited; -struct omap_dm_timer *gptimer_wakeup; static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) { @@ -218,10 +216,6 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, timer->reserved = 1; - gptimer = omap_dm_timer_request_specific(gptimer_id); - BUG_ON(gptimer == NULL); - gptimer_wakeup = gptimer; - return res; } @@ -235,7 +229,7 @@ static void __init omap2_gp_clockevent_init(int gptimer_id, res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source); BUG_ON(res); - omap2_gp_timer_irq.dev_id = (void *)gptimer; + omap2_gp_timer_irq.dev_id = (void *)&clkev; setup_irq(clkev.irq, &omap2_gp_timer_irq); __omap_dm_timer_int_enable(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index dd8b3ffb7521..8adcb187fe71 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -59,7 +59,6 @@ */ #define OMAP_TIMER_IP_VERSION_1 0x1 struct omap_dm_timer; -extern struct omap_dm_timer *gptimer_wakeup; struct clk; int omap_dm_timer_init(void); -- cgit v1.2.3 From 11a0186f3ef6aa6a9b8b81f5a501b6063fa47500 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:49 -0700 Subject: omap2+: Reserve clocksource and timesource and initialize dmtimer later There's no need to initialize the dmtimer framework early. Just mark the clocksource and timesource as reserved, and initialize dmtimer with an arch_initcall. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap1/timer32k.c | 4 ---- arch/arm/mach-omap2/timer-gp.c | 6 ++++-- arch/arm/plat-omap/dmtimer.c | 10 +++++++++- arch/arm/plat-omap/include/plat/dmtimer.h | 3 +-- 4 files changed, 14 insertions(+), 9 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c index 13d7b8f145bd..96604a50c4fe 100644 --- a/arch/arm/mach-omap1/timer32k.c +++ b/arch/arm/mach-omap1/timer32k.c @@ -183,10 +183,6 @@ static __init void omap_init_32k_timer(void) bool __init omap_32k_timer_init(void) { omap_init_clocksource_32k(); - -#ifdef CONFIG_OMAP_DM_TIMER - omap_dm_timer_init(); -#endif omap_init_32k_timer(); return true; diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index 578e9df4fdea..cf2ec85b95fa 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -69,6 +69,8 @@ /* MAX_GPTIMER_ID: number of GPTIMERs on the chip */ #define MAX_GPTIMER_ID 12 +u32 sys_timer_reserved; + /* Clockevent code */ static struct omap_dm_timer clkev; @@ -195,6 +197,8 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, omap_hwmod_enable(oh); + sys_timer_reserved |= (1 << (gptimer_id - 1)); + if (gptimer_id != 12) { struct clk *src; @@ -321,7 +325,6 @@ static void __init omap2_gp_clocksource_init(void) #define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src) \ static void __init omap##name##_timer_init(void) \ { \ - omap_dm_timer_init(); \ omap2_gp_clockevent_init((clkev_nr), clkev_src); \ omap2_gp_clocksource_init(); \ } @@ -350,7 +353,6 @@ static void __init omap4_timer_init(void) twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); BUG_ON(!twd_base); #endif - omap_dm_timer_init(); omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE); omap2_gp_clocksource_init(); } diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 7c5cb4e128f2..8dfb8186b2c2 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -572,7 +572,7 @@ int omap_dm_timers_active(void) } EXPORT_SYMBOL_GPL(omap_dm_timers_active); -int __init omap_dm_timer_init(void) +static int __init omap_dm_timer_init(void) { struct omap_dm_timer *timer; int i, map_size = SZ_8K; /* Module 4KB + L4 4KB except on omap1 */ @@ -625,8 +625,16 @@ int __init omap_dm_timer_init(void) sprintf(clk_name, "gpt%d_fck", i + 1); timer->fclk = clk_get(NULL, clk_name); } + + /* One or two timers may be set up early for sys_timer */ + if (sys_timer_reserved & (1 << i)) { + timer->reserved = 1; + timer->posted = 1; + } #endif } return 0; } + +arch_initcall(omap_dm_timer_init); diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index 8adcb187fe71..d0f3a2d22fd3 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -61,8 +61,6 @@ struct omap_dm_timer; struct clk; -int omap_dm_timer_init(void); - struct omap_dm_timer *omap_dm_timer_request(void); struct omap_dm_timer *omap_dm_timer_request_specific(int timer_id); void omap_dm_timer_free(struct omap_dm_timer *timer); @@ -221,6 +219,7 @@ struct omap_dm_timer { unsigned posted:1; }; +extern u32 sys_timer_reserved; void omap_dm_timer_prepare(struct omap_dm_timer *timer); static inline u32 __omap_dm_timer_read(void __iomem *base, u32 reg, -- cgit v1.2.3 From 3d05a3e80c44cb792fc8194fd9abdb431dea5420 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:49 -0700 Subject: omap2+: Use dmtimer macros for clocksource Use dmtimer macros for clocksource. As with the clockevent, this allows us to initialize the rest of dmtimer code later on. Note that eventually we will be initializing the timesource from init_early so sched_clock will work properly for CONFIG_PRINTK_TIME. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap2/timer-gp.c | 64 ++++++++++++++++++++++------------------ arch/arm/plat-omap/counter_32k.c | 2 +- 2 files changed, 37 insertions(+), 29 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index cf2ec85b95fa..2b8cb701c89f 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -262,20 +262,22 @@ static void __init omap2_gp_clockevent_init(int gptimer_id, * sync counter. See clocksource setup in plat-omap/counter_32k.c */ -static void __init omap2_gp_clocksource_init(void) +static void __init omap2_gp_clocksource_init(int unused, const char *dummy) { omap_init_clocksource_32k(); } #else + +static struct omap_dm_timer clksrc; + /* * clocksource */ static DEFINE_CLOCK_DATA(cd); -static struct omap_dm_timer *gpt_clocksource; static cycle_t clocksource_read_cycles(struct clocksource *cs) { - return (cycle_t)omap_dm_timer_read_counter(gpt_clocksource); + return (cycle_t)__omap_dm_timer_read_counter(clksrc.io_base, 1); } static struct clocksource clocksource_gpt = { @@ -290,43 +292,48 @@ static void notrace dmtimer_update_sched_clock(void) { u32 cyc; - cyc = omap_dm_timer_read_counter(gpt_clocksource); + cyc = __omap_dm_timer_read_counter(clksrc.io_base, 1); update_sched_clock(&cd, cyc, (u32)~0); } -/* Setup free-running counter for clocksource */ -static void __init omap2_gp_clocksource_init(void) +unsigned long long notrace sched_clock(void) { - static struct omap_dm_timer *gpt; - u32 tick_rate; - static char err1[] __initdata = KERN_ERR - "%s: failed to request dm-timer\n"; - static char err2[] __initdata = KERN_ERR - "%s: can't register clocksource!\n"; + u32 cyc = 0; - gpt = omap_dm_timer_request(); - if (!gpt) - printk(err1, clocksource_gpt.name); - gpt_clocksource = gpt; + if (clksrc.reserved) + cyc = __omap_dm_timer_read_counter(clksrc.io_base, 1); - omap_dm_timer_set_source(gpt, OMAP_TIMER_SRC_SYS_CLK); - tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gpt)); + return cyc_to_sched_clock(&cd, cyc, (u32)~0); +} + +/* Setup free-running counter for clocksource */ +static void __init omap2_gp_clocksource_init(int gptimer_id, + const char *fck_source) +{ + int res; + + res = omap_dm_timer_init_one(&clksrc, gptimer_id, fck_source); + BUG_ON(res); - omap_dm_timer_set_load_start(gpt, 1, 0); + pr_info("OMAP clocksource: GPTIMER%d at %lu Hz\n", + gptimer_id, clksrc.rate); - init_sched_clock(&cd, dmtimer_update_sched_clock, 32, tick_rate); + __omap_dm_timer_load_start(clksrc.io_base, OMAP_TIMER_CTRL_ST, 0, 1); + init_sched_clock(&cd, dmtimer_update_sched_clock, 32, clksrc.rate); - if (clocksource_register_hz(&clocksource_gpt, tick_rate)) - printk(err2, clocksource_gpt.name); + if (clocksource_register_hz(&clocksource_gpt, clksrc.rate)) + pr_err("Could not register clocksource %s\n", + clocksource_gpt.name); } #endif -#define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src) \ +#define OMAP_SYS_TIMER_INIT(name, clkev_nr, clkev_src, \ + clksrc_nr, clksrc_src) \ static void __init omap##name##_timer_init(void) \ { \ omap2_gp_clockevent_init((clkev_nr), clkev_src); \ - omap2_gp_clocksource_init(); \ + omap2_gp_clocksource_init((clksrc_nr), clksrc_src); \ } #define OMAP_SYS_TIMER(name) \ @@ -335,14 +342,15 @@ struct sys_timer omap##name##_timer = { \ }; #ifdef CONFIG_ARCH_OMAP2 -OMAP_SYS_TIMER_INIT(2, 1, OMAP2_CLKEV_SOURCE) +OMAP_SYS_TIMER_INIT(2, 1, OMAP2_CLKEV_SOURCE, 2, OMAP2_MPU_SOURCE) OMAP_SYS_TIMER(2) #endif #ifdef CONFIG_ARCH_OMAP3 -OMAP_SYS_TIMER_INIT(3, 1, OMAP3_CLKEV_SOURCE) +OMAP_SYS_TIMER_INIT(3, 1, OMAP3_CLKEV_SOURCE, 2, OMAP3_MPU_SOURCE) OMAP_SYS_TIMER(3) -OMAP_SYS_TIMER_INIT(3_secure, OMAP3_SECURE_TIMER, OMAP3_CLKEV_SOURCE) +OMAP_SYS_TIMER_INIT(3_secure, OMAP3_SECURE_TIMER, OMAP3_CLKEV_SOURCE, + 2, OMAP3_MPU_SOURCE) OMAP_SYS_TIMER(3_secure) #endif @@ -354,7 +362,7 @@ static void __init omap4_timer_init(void) BUG_ON(!twd_base); #endif omap2_gp_clockevent_init(1, OMAP4_CLKEV_SOURCE); - omap2_gp_clocksource_init(); + omap2_gp_clocksource_init(2, OMAP4_MPU_SOURCE); } OMAP_SYS_TIMER(4) #endif diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index f7fed6080190..c13bc3d3eb2c 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -126,7 +126,7 @@ static inline unsigned long long notrace _omap_32k_sched_clock(void) return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); } -#ifndef CONFIG_OMAP_MPU_TIMER +#if defined(CONFIG_OMAP_32K_TIMER) && !defined(CONFIG_OMAP_MPU_TIMER) unsigned long long notrace sched_clock(void) { return _omap_32k_sched_clock(); -- cgit v1.2.3 From 0c336dc5ec492886620d4afdc252c63f32adbd0e Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 29 Mar 2011 15:54:49 -0700 Subject: omap2+: Remove omap2_gp_clockevent_set_gptimer This is no longer needed as we now just set the desired .timer in MACHINE_START. We can now also remove timer-gp.h. Signed-off-by: Tony Lindgren Reviewed-by: Kevin Hilman --- arch/arm/mach-omap2/board-4430sdp.c | 4 ---- arch/arm/mach-omap2/board-devkit8000.c | 4 ---- arch/arm/mach-omap2/board-omap3beagle.c | 4 ---- arch/arm/mach-omap2/board-omap3logic.c | 1 - arch/arm/mach-omap2/board-omap3stalker.c | 4 ---- arch/arm/mach-omap2/board-omap3touchbook.c | 4 ---- arch/arm/mach-omap2/board-omap4panda.c | 1 - arch/arm/mach-omap2/timer-gp.c | 26 -------------------------- arch/arm/mach-omap2/timer-gp.h | 16 ---------------- 9 files changed, 64 deletions(-) delete mode 100644 arch/arm/mach-omap2/timer-gp.h (limited to 'arch') diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 128efb50215c..f88505a4f21a 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -40,7 +40,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "control.h" #include "common-board-devices.h" @@ -295,9 +294,6 @@ static void __init omap_4430sdp_init_early(void) { omap2_init_common_infrastructure(); omap2_init_common_devices(NULL, NULL); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(1); -#endif } static struct omap_musb_board_data musb_board_data = { diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 671aaeade116..360ba7bba687 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -58,7 +58,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "common-board-devices.h" #define OMAP_DM9000_GPIO_IRQ 25 @@ -439,9 +438,6 @@ static void __init devkit8000_init_early(void) static void __init devkit8000_init_irq(void) { omap3_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif } #define OMAP_DM9000_BASE 0x2c000000 diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 3d416549936a..5a830dfe2ad9 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -50,7 +50,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "pm.h" #include "common-board-devices.h" @@ -487,9 +486,6 @@ static void __init omap3_beagle_init_early(void) static void __init omap3_beagle_init_irq(void) { omap3_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif } static struct platform_device *omap3_beagle_devices[] __initdata = { diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 693eba1d4f7d..8e67567ad10f 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -35,7 +35,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "control.h" #include "common-board-devices.h" diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 96fec1f8fca1..c8e53d0b6b45 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -52,7 +52,6 @@ #include "sdram-micron-mt46h32m32lf-6.h" #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "common-board-devices.h" #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) @@ -495,9 +494,6 @@ static void __init omap3_stalker_init_early(void) static void __init omap3_stalker_init_irq(void) { omap3_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif } static struct platform_device *omap3_stalker_devices[] __initdata = { diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 9447bc06d0d0..729565c0feac 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -51,7 +51,6 @@ #include "mux.h" #include "hsmmc.h" -#include "timer-gp.h" #include "common-board-devices.h" #include @@ -372,9 +371,6 @@ static void __init omap3_touchbook_init_early(void) static void __init omap3_touchbook_init_irq(void) { omap3_init_irq(); -#ifdef CONFIG_OMAP_32K_TIMER - omap2_gp_clockevent_set_gptimer(12); -#endif } static struct platform_device *omap3_touchbook_devices[] __initdata = { diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index e76fe98a0bbe..f106489bb76f 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -41,7 +41,6 @@ #include #include #include