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| author | Shawn Guo <shawn.guo@linaro.org> | 2013-08-13 14:59:43 +0800 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2013-10-21 09:13:12 +0800 |
| commit | f1c6f314727c7595e249c7da3933ba2bc6219e58 (patch) | |
| tree | 8e2550fbc365162f7914cb4410118207118005c7 /arch/arm/mach-imx/mach-imx6q.c | |
| parent | 3f75978b3742157853618c5c6dd4a5f49aa950b1 (diff) | |
| download | linux-f1c6f314727c7595e249c7da3933ba2bc6219e58.tar.bz2 | |
ARM: imx: add a common function to initialize revision from anatop
The patch creates a common function imx_init_revision_from_anatop() by
merging imx6q_init_revision() and imx_anatop_get_digprog(), so that any
SoC that encodes revision info in anatop can use it to initialize
revision.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/mach-imx/mach-imx6q.c')
| -rw-r--r-- | arch/arm/mach-imx/mach-imx6q.c | 25 |
1 files changed, 1 insertions, 24 deletions
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index f260aad9850b..1bdd0be429b9 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -38,29 +38,6 @@ #include "cpuidle.h" #include "hardware.h" -static void __init imx6q_init_revision(void) -{ - u32 rev = imx_anatop_get_digprog(); - u32 chip_revision; - - switch (rev & 0xff) { - case 0: - chip_revision = IMX_CHIP_REVISION_1_0; - break; - case 1: - chip_revision = IMX_CHIP_REVISION_1_1; - break; - case 2: - chip_revision = IMX_CHIP_REVISION_1_2; - break; - default: - chip_revision = IMX_CHIP_REVISION_UNKNOWN; - } - - mxc_set_cpu_type(rev >> 16 & 0xff); - imx_set_soc_revision(chip_revision); -} - static void imx6q_restart(enum reboot_mode mode, const char *cmd) { struct device_node *np; @@ -282,7 +259,7 @@ static void __init imx6q_map_io(void) static void __init imx6q_init_irq(void) { - imx6q_init_revision(); + imx_init_revision_from_anatop(); imx_init_l2cache(); imx_src_init(); imx_gpc_init(); |