From c5af3c2dd0760737f4fee9c414a7d647957ca767 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Wed, 20 Sep 2017 13:14:01 +0200 Subject: MIPS: BCM63XX: add clkdev lookup support Enable clkdev lookup support to allow us providing clocks under different names to devices more easily, so we don't need to care about clock name clashes anymore. Reviewed-by: Florian Fainelli Signed-off-by: Jonas Gorski Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: Kevin Cernekee Cc: Russell King Cc: linux-mips@linux-mips.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-serial@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: bcm-kernel-feedback-list@broadcom.com Patchwork: https://patchwork.linux-mips.org/patch/17325/ Signed-off-by: Ralf Baechle Signed-off-by: James Hogan --- arch/mips/bcm63xx/clk.c | 150 +++++++++++++++++++++++++++++++++++++----------- 1 file changed, 115 insertions(+), 35 deletions(-) (limited to 'arch/mips/bcm63xx') diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index 19577f771c1f..f712c9558d57 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -359,44 +360,103 @@ long clk_round_rate(struct clk *clk, unsigned long rate) } EXPORT_SYMBOL_GPL(clk_round_rate); -struct clk *clk_get(struct device *dev, const char *id) -{ - if (!strcmp(id, "enet0")) - return &clk_enet0; - if (!strcmp(id, "enet1")) - return &clk_enet1; - if (!strcmp(id, "enetsw")) - return &clk_enetsw; - if (!strcmp(id, "ephy")) - return &clk_ephy; - if (!strcmp(id, "usbh")) - return &clk_usbh; - if (!strcmp(id, "usbd")) - return &clk_usbd; - if (!strcmp(id, "spi")) - return &clk_spi; - if (!strcmp(id, "hsspi")) - return &clk_hsspi; - if (!strcmp(id, "xtm")) - return &clk_xtm; - if (!strcmp(id, "periph")) - return &clk_periph; - if ((BCMCPU_IS_3368() || BCMCPU_IS_6358()) && !strcmp(id, "pcm")) - return &clk_pcm; - if ((BCMCPU_IS_6362() || BCMCPU_IS_6368()) && !strcmp(id, "ipsec")) - return &clk_ipsec; - if ((BCMCPU_IS_6328() || BCMCPU_IS_6362()) && !strcmp(id, "pcie")) - return &clk_pcie; - return ERR_PTR(-ENOENT); -} +static struct clk_lookup bcm3368_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "pcm", &clk_pcm), +}; -EXPORT_SYMBOL(clk_get); +static struct clk_lookup bcm6328_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "hsspi", &clk_hsspi), + CLKDEV_INIT(NULL, "pcie", &clk_pcie), +}; -void clk_put(struct clk *clk) -{ -} +static struct clk_lookup bcm6338_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), +}; + +static struct clk_lookup bcm6345_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), +}; + +static struct clk_lookup bcm6348_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), +}; -EXPORT_SYMBOL(clk_put); +static struct clk_lookup bcm6358_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enet0", &clk_enet0), + CLKDEV_INIT(NULL, "enet1", &clk_enet1), + CLKDEV_INIT(NULL, "ephy", &clk_ephy), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "pcm", &clk_pcm), +}; + +static struct clk_lookup bcm6362_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "hsspi", &clk_hsspi), + CLKDEV_INIT(NULL, "pcie", &clk_pcie), + CLKDEV_INIT(NULL, "ipsec", &clk_ipsec), +}; + +static struct clk_lookup bcm6368_clks[] = { + /* fixed rate clocks */ + CLKDEV_INIT(NULL, "periph", &clk_periph), + /* gated clocks */ + CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), + CLKDEV_INIT(NULL, "usbh", &clk_usbh), + CLKDEV_INIT(NULL, "usbd", &clk_usbd), + CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT(NULL, "xtm", &clk_xtm), + CLKDEV_INIT(NULL, "ipsec", &clk_ipsec), +}; #define HSSPI_PLL_HZ_6328 133333333 #define HSSPI_PLL_HZ_6362 400000000 @@ -404,11 +464,31 @@ EXPORT_SYMBOL(clk_put); static int __init bcm63xx_clk_init(void) { switch (bcm63xx_get_cpu_id()) { + case BCM3368_CPU_ID: + clkdev_add_table(bcm3368_clks, ARRAY_SIZE(bcm3368_clks)); + break; case BCM6328_CPU_ID: clk_hsspi.rate = HSSPI_PLL_HZ_6328; + clkdev_add_table(bcm6328_clks, ARRAY_SIZE(bcm6328_clks)); + break; + case BCM6338_CPU_ID: + clkdev_add_table(bcm6338_clks, ARRAY_SIZE(bcm6338_clks)); + break; + case BCM6345_CPU_ID: + clkdev_add_table(bcm6345_clks, ARRAY_SIZE(bcm6345_clks)); + break; + case BCM6348_CPU_ID: + clkdev_add_table(bcm6348_clks, ARRAY_SIZE(bcm6348_clks)); + break; + case BCM6358_CPU_ID: + clkdev_add_table(bcm6358_clks, ARRAY_SIZE(bcm6358_clks)); break; case BCM6362_CPU_ID: clk_hsspi.rate = HSSPI_PLL_HZ_6362; + clkdev_add_table(bcm6362_clks, ARRAY_SIZE(bcm6362_clks)); + break; + case BCM6368_CPU_ID: + clkdev_add_table(bcm6368_clks, ARRAY_SIZE(bcm6368_clks)); break; } -- cgit v1.2.3 From 243fa279a8eccd5b49e32ba7740f752be0d2aa5e Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Wed, 20 Sep 2017 13:14:02 +0200 Subject: MIPS: BCM63XX: provide periph clock as refclk for uart Add a lookup as "refclk" to describe its function for the uarts. Reviewed-by: Florian Fainelli Signed-off-by: Jonas Gorski Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: Kevin Cernekee Cc: Russell King Cc: linux-mips@linux-mips.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-serial@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: bcm-kernel-feedback-list@broadcom.com Patchwork: https://patchwork.linux-mips.org/patch/17326/ Signed-off-by: Ralf Baechle Signed-off-by: James Hogan --- arch/mips/bcm63xx/clk.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'arch/mips/bcm63xx') diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index f712c9558d57..d8dac1f9a65a 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -363,6 +363,8 @@ EXPORT_SYMBOL_GPL(clk_round_rate); static struct clk_lookup bcm3368_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enet0", &clk_enet0), CLKDEV_INIT(NULL, "enet1", &clk_enet1), @@ -376,6 +378,8 @@ static struct clk_lookup bcm3368_clks[] = { static struct clk_lookup bcm6328_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), CLKDEV_INIT(NULL, "usbh", &clk_usbh), @@ -387,6 +391,7 @@ static struct clk_lookup bcm6328_clks[] = { static struct clk_lookup bcm6338_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enet0", &clk_enet0), CLKDEV_INIT(NULL, "enet1", &clk_enet1), @@ -399,6 +404,7 @@ static struct clk_lookup bcm6338_clks[] = { static struct clk_lookup bcm6345_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enet0", &clk_enet0), CLKDEV_INIT(NULL, "enet1", &clk_enet1), @@ -411,6 +417,7 @@ static struct clk_lookup bcm6345_clks[] = { static struct clk_lookup bcm6348_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enet0", &clk_enet0), CLKDEV_INIT(NULL, "enet1", &clk_enet1), @@ -423,6 +430,8 @@ static struct clk_lookup bcm6348_clks[] = { static struct clk_lookup bcm6358_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enet0", &clk_enet0), CLKDEV_INIT(NULL, "enet1", &clk_enet1), @@ -436,6 +445,8 @@ static struct clk_lookup bcm6358_clks[] = { static struct clk_lookup bcm6362_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), CLKDEV_INIT(NULL, "usbh", &clk_usbh), @@ -449,6 +460,8 @@ static struct clk_lookup bcm6362_clks[] = { static struct clk_lookup bcm6368_clks[] = { /* fixed rate clocks */ CLKDEV_INIT(NULL, "periph", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), /* gated clocks */ CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), CLKDEV_INIT(NULL, "usbh", &clk_usbh), -- cgit v1.2.3 From 5d691036cbb7290289de9b5044a2071cc0133dc5 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Wed, 20 Sep 2017 13:14:06 +0200 Subject: MIPS: BCM63XX: move the HSSPI PLL HZ into its own clock Split up the HSSPL clock into rate and a gate clock, to more closely match the actual hardware. Reviewed-by: Florian Fainelli Signed-off-by: Jonas Gorski Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: Kevin Cernekee Cc: Russell King Cc: linux-mips@linux-mips.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-serial@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: bcm-kernel-feedback-list@broadcom.com Patchwork: https://patchwork.linux-mips.org/patch/17330/ Signed-off-by: Ralf Baechle Signed-off-by: James Hogan --- arch/mips/bcm63xx/clk.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'arch/mips/bcm63xx') diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index d8dac1f9a65a..ba5758551c94 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -248,6 +248,10 @@ static struct clk clk_hsspi = { .set = hsspi_set, }; +/* + * HSSPI PLL + */ +static struct clk clk_hsspi_pll; /* * XTM clock @@ -380,6 +384,7 @@ static struct clk_lookup bcm6328_clks[] = { CLKDEV_INIT(NULL, "periph", &clk_periph), CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx-hsspi.0", "pll", &clk_hsspi_pll), /* gated clocks */ CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), CLKDEV_INIT(NULL, "usbh", &clk_usbh), @@ -447,6 +452,7 @@ static struct clk_lookup bcm6362_clks[] = { CLKDEV_INIT(NULL, "periph", &clk_periph), CLKDEV_INIT("bcm63xx_uart.0", "refclk", &clk_periph), CLKDEV_INIT("bcm63xx_uart.1", "refclk", &clk_periph), + CLKDEV_INIT("bcm63xx-hsspi.0", "pll", &clk_hsspi_pll), /* gated clocks */ CLKDEV_INIT(NULL, "enetsw", &clk_enetsw), CLKDEV_INIT(NULL, "usbh", &clk_usbh), @@ -481,7 +487,7 @@ static int __init bcm63xx_clk_init(void) clkdev_add_table(bcm3368_clks, ARRAY_SIZE(bcm3368_clks)); break; case BCM6328_CPU_ID: - clk_hsspi.rate = HSSPI_PLL_HZ_6328; + clk_hsspi_pll.rate = HSSPI_PLL_HZ_6328; clkdev_add_table(bcm6328_clks, ARRAY_SIZE(bcm6328_clks)); break; case BCM6338_CPU_ID: @@ -497,7 +503,7 @@ static int __init bcm63xx_clk_init(void) clkdev_add_table(bcm6358_clks, ARRAY_SIZE(bcm6358_clks)); break; case BCM6362_CPU_ID: - clk_hsspi.rate = HSSPI_PLL_HZ_6362; + clk_hsspi_pll.rate = HSSPI_PLL_HZ_6362; clkdev_add_table(bcm6362_clks, ARRAY_SIZE(bcm6362_clks)); break; case BCM6368_CPU_ID: -- cgit v1.2.3 From ef4235159555e8c8d20cb47f04a74cb4abacd63a Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Wed, 20 Sep 2017 13:14:07 +0200 Subject: MIPS: BCM63XX: provide enet clocks as "enet" to the ethernet devices Add lookups to provide the appropriate enetX clocks as just "enet" to the ethernet devices. Reviewed-by: Florian Fainelli Signed-off-by: Jonas Gorski Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: Kevin Cernekee Cc: Russell King Cc: linux-mips@linux-mips.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-serial@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: bcm-kernel-feedback-list@broadcom.com Patchwork: https://patchwork.linux-mips.org/patch/17331/ Signed-off-by: Ralf Baechle Signed-off-by: James Hogan --- arch/mips/bcm63xx/clk.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'arch/mips/bcm63xx') diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index ba5758551c94..2018425fe97e 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -377,6 +377,8 @@ static struct clk_lookup bcm3368_clks[] = { CLKDEV_INIT(NULL, "usbd", &clk_usbd), CLKDEV_INIT(NULL, "spi", &clk_spi), CLKDEV_INIT(NULL, "pcm", &clk_pcm), + CLKDEV_INIT("bcm63xx_enet.0", "enet", &clk_enet0), + CLKDEV_INIT("bcm63xx_enet.1", "enet", &clk_enet1), }; static struct clk_lookup bcm6328_clks[] = { @@ -404,6 +406,7 @@ static struct clk_lookup bcm6338_clks[] = { CLKDEV_INIT(NULL, "usbh", &clk_usbh), CLKDEV_INIT(NULL, "usbd", &clk_usbd), CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT("bcm63xx_enet.0", "enet", &clk_enet_misc), }; static struct clk_lookup bcm6345_clks[] = { @@ -417,6 +420,7 @@ static struct clk_lookup bcm6345_clks[] = { CLKDEV_INIT(NULL, "usbh", &clk_usbh), CLKDEV_INIT(NULL, "usbd", &clk_usbd), CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT("bcm63xx_enet.0", "enet", &clk_enet_misc), }; static struct clk_lookup bcm6348_clks[] = { @@ -430,6 +434,8 @@ static struct clk_lookup bcm6348_clks[] = { CLKDEV_INIT(NULL, "usbh", &clk_usbh), CLKDEV_INIT(NULL, "usbd", &clk_usbd), CLKDEV_INIT(NULL, "spi", &clk_spi), + CLKDEV_INIT("bcm63xx_enet.0", "enet", &clk_enet_misc), + CLKDEV_INIT("bcm63xx_enet.1", "enet", &clk_enet_misc), }; static struct clk_lookup bcm6358_clks[] = { @@ -445,6 +451,8 @@ static struct clk_lookup bcm6358_clks[] = { CLKDEV_INIT(NULL, "usbd", &clk_usbd), CLKDEV_INIT(NULL, "spi", &clk_spi), CLKDEV_INIT(NULL, "pcm", &clk_pcm), + CLKDEV_INIT("bcm63xx_enet.0", "enet", &clk_enet0), + CLKDEV_INIT("bcm63xx_enet.1", "enet", &clk_enet1), }; static struct clk_lookup bcm6362_clks[] = { -- cgit v1.2.3 From 072916f55ddbb94330dd14118a126930c0e20751 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Wed, 20 Sep 2017 13:14:08 +0200 Subject: MIPS: BCM63XX: split out swpkt_sar/usb clocks Make the secondary switch clocks their own clocks. This allows proper enable reference counting between SAR/XTM and the main switch clocks, and controlling them individually from drivers. Signed-off-by: Jonas Gorski Cc: Greg Kroah-Hartman Cc: Rob Herring Cc: Mark Rutland Cc: Florian Fainelli Cc: Kevin Cernekee Cc: Russell King Cc: linux-mips@linux-mips.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-serial@vger.kernel.org Cc: devicetree@vger.kernel.org Cc: bcm-kernel-feedback-list@broadcom.com Patchwork: https://patchwork.linux-mips.org/patch/17332/ Signed-off-by: Ralf Baechle Signed-off-by: James Hogan --- arch/mips/bcm63xx/clk.c | 61 +++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 51 insertions(+), 10 deletions(-) (limited to 'arch/mips/bcm63xx') diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c index 2018425fe97e..164115944a7f 100644 --- a/arch/mips/bcm63xx/clk.c +++ b/arch/mips/bcm63xx/clk.c @@ -121,22 +121,57 @@ static struct clk clk_ephy = { .set = ephy_set, }; +/* + * Ethernet switch SAR clock + */ +static void swpkt_sar_set(struct clk *clk, int enable) +{ + if (BCMCPU_IS_6368()) + bcm_hwclock_set(CKCTL_6368_SWPKT_SAR_EN, enable); + else + return; +} + +static struct clk clk_swpkt_sar = { + .set = swpkt_sar_set, +}; + +/* + * Ethernet switch USB clock + */ +static void swpkt_usb_set(struct clk *clk, int enable) +{ + if (BCMCPU_IS_6368()) + bcm_hwclock_set(CKCTL_6368_SWPKT_USB_EN, enable); + else + return; +} + +static struct clk clk_swpkt_usb = { + .set = swpkt_usb_set, +}; + /* * Ethernet switch clock */ static void enetsw_set(struct clk *clk, int enable) { - if (BCMCPU_IS_6328()) + if (BCMCPU_IS_6328()) { bcm_hwclock_set(CKCTL_6328_ROBOSW_EN, enable); - else if (BCMCPU_IS_6362()) + } else if (BCMCPU_IS_6362()) { bcm_hwclock_set(CKCTL_6362_ROBOSW_EN, enable); - else if (BCMCPU_IS_6368()) - bcm_hwclock_set(CKCTL_6368_ROBOSW_EN | - CKCTL_6368_SWPKT_USB_EN | - CKCTL_6368_SWPKT_SAR_EN, - enable); - else + } else if (BCMCPU_IS_6368()) { + if (enable) { + clk_enable_unlocked(&clk_swpkt_sar); + clk_enable_unlocked(&clk_swpkt_usb); + } else { + clk_disable_unlocked(&clk_swpkt_usb); + clk_disable_unlocked(&clk_swpkt_sar); + } + bcm_hwclock_set(CKCTL_6368_ROBOSW_EN, enable); + } else { return; + } if (enable) { /* reset switch core afer clock change */ @@ -261,8 +296,12 @@ static void xtm_set(struct clk *clk, int enable) if (!BCMCPU_IS_6368()) return; - bcm_hwclock_set(CKCTL_6368_SAR_EN | - CKCTL_6368_SWPKT_SAR_EN, enable); + if (enable) + clk_enable_unlocked(&clk_swpkt_sar); + else + clk_disable_unlocked(&clk_swpkt_sar); + + bcm_hwclock_set(CKCTL_6368_SAR_EN, enable); if (enable) { /* reset sar core afer clock change */ @@ -451,6 +490,8 @@ static struct clk_lookup bcm6358_clks[] = { CLKDEV_INIT(NULL, "usbd", &clk_usbd), CLKDEV_INIT(NULL, "spi", &clk_spi), CLKDEV_INIT(NULL, "pcm", &clk_pcm), + CLKDEV_INIT(NULL, "swpkt_sar", &clk_swpkt_sar), + CLKDEV_INIT(NULL, "swpkt_usb", &clk_swpkt_usb), CLKDEV_INIT("bcm63xx_enet.0", "enet", &clk_enet0), CLKDEV_INIT("bcm63xx_enet.1", "enet", &clk_enet1), }; -- cgit v1.2.3