[PATCH 07/13] omap3: allow enabling clocks for UART3, MMC1 and SPI
flat view
STALE5162d
From: Jan Luebbe <jlu@pengutronix.de>
Date: 2012-08-20 14:20:58
Subsystem:
arm port, omap clock framework support, the rest · Maintainers:
Russell King, Paul Walmsley, Linus Torvalds
Signed-off-by: Jan Luebbe <jlu@pengutronix.de> --- arch/arm/mach-omap/Kconfig | 4 ++++ arch/arm/mach-omap/omap3_clock.c | 15 +++++++++++++++ 2 files changed, 19 insertions(+)
diff --git a/arch/arm/mach-omap/Kconfig b/arch/arm/mach-omap/Kconfig
index aa9ab8c..574e924 100644
--- a/arch/arm/mach-omap/Kconfig
+++ b/arch/arm/mach-omap/Kconfig@@ -61,6 +61,10 @@ config OMAP_CLOCK_UART3 bool config OMAP_CLOCK_I2C bool +config OMAP_CLOCK_MMC1 + bool +config OMAP_CLOCK_SPI + bool # Blind enable all possible clocks.. think twice before you do this. config OMAP_CLOCK_ALL
diff --git a/arch/arm/mach-omap/omap3_clock.c b/arch/arm/mach-omap/omap3_clock.c
index 646235e..1b0c65c 100644
--- a/arch/arm/mach-omap/omap3_clock.c
+++ b/arch/arm/mach-omap/omap3_clock.c@@ -679,11 +679,26 @@ static void per_clocks_enable(void) sr32(CM_REG(FCLKEN1_CORE), 13, 1, 0x1); sr32(CM_REG(ICLKEN1_CORE), 13, 1, 0x1); #endif +#ifdef CONFIG_OMAP_CLOCK_UART3 + /* Enable UART3 clocks */ + sr32(CM_REG(FCLKEN_PER), 11, 1, 0x1); + sr32(CM_REG(ICLKEN_PER), 11, 1, 0x1); +#endif #ifdef CONFIG_OMAP_CLOCK_I2C /* Turn on all 3 I2C clocks */ sr32(CM_REG(FCLKEN1_CORE), 15, 3, 0x7); sr32(CM_REG(ICLKEN1_CORE), 15, 3, 0x7); /* I2C1,2,3 = on */ #endif +#ifdef CONFIG_OMAP_CLOCK_MMC1 + /* Enable MMC1 clocks */ + sr32(CM_REG(FCLKEN1_CORE), 24, 1, 0x1); + sr32(CM_REG(ICLKEN1_CORE), 24, 1, 0x1); +#endif +#ifdef CONFIG_OMAP_CLOCK_SPI + /* Enable SPI clocks */ + sr32(CM_REG(FCLKEN1_CORE), 18, 4, 0xf); + sr32(CM_REG(ICLKEN1_CORE), 18, 4, 0xf); +#endif #ifdef CONFIG_OMAP_CLOCK_ALL #define FCK_IVA2_ON 0x00000001
--
1.7.10.4
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