diff options
Diffstat (limited to 'recipes/linux/linux-omap-2.6.37/base/0015-MFD-enable-madc-clock.patch')
-rw-r--r-- | recipes/linux/linux-omap-2.6.37/base/0015-MFD-enable-madc-clock.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/recipes/linux/linux-omap-2.6.37/base/0015-MFD-enable-madc-clock.patch b/recipes/linux/linux-omap-2.6.37/base/0015-MFD-enable-madc-clock.patch new file mode 100644 index 0000000000..57619585d8 --- /dev/null +++ b/recipes/linux/linux-omap-2.6.37/base/0015-MFD-enable-madc-clock.patch @@ -0,0 +1,51 @@ +From f749aa37992fe966db530bd1d3ff00ea0eb8e13f Mon Sep 17 00:00:00 2001 +From: Steve Sakoman <steve@sakoman.com> +Date: Sat, 23 Jan 2010 06:26:54 -0800 +Subject: [PATCH 15/26] MFD: enable madc clock + +--- + drivers/mfd/twl-core.c | 8 ++++++++ + include/linux/i2c/twl.h | 1 + + 2 files changed, 9 insertions(+), 0 deletions(-) + +diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c +index 35275ba..5aa7358 100644 +--- a/drivers/mfd/twl-core.c ++++ b/drivers/mfd/twl-core.c +@@ -208,6 +208,11 @@ + + /* Few power values */ + #define R_CFG_BOOT 0x05 ++#define R_GPBR1 0x0C ++ ++/* MADC clock values for R_GPBR1 */ ++#define MADC_HFCLK_EN 0x80 ++#define DEFAULT_MADC_CLK_EN 0x10 + + /* some fields in R_CFG_BOOT */ + #define HFCLK_FREQ_19p2_MHZ (1 << 0) +@@ -929,6 +934,9 @@ static void clocks_init(struct device *dev, + + e |= unprotect_pm_master(); + /* effect->MADC+USB ck en */ ++ if (twl_has_madc()) ++ e |= twl_i2c_write_u8(TWL_MODULE_INTBR, ++ MADC_HFCLK_EN | DEFAULT_MADC_CLK_EN, R_GPBR1); + e |= twl_i2c_write_u8(TWL_MODULE_PM_MASTER, ctrl, R_CFG_BOOT); + e |= protect_pm_master(); + +diff --git a/include/linux/i2c/twl.h b/include/linux/i2c/twl.h +index c760991..cfdfdd3 100644 +--- a/include/linux/i2c/twl.h ++++ b/include/linux/i2c/twl.h +@@ -74,6 +74,7 @@ + + #define TWL_MODULE_USB TWL4030_MODULE_USB + #define TWL_MODULE_AUDIO_VOICE TWL4030_MODULE_AUDIO_VOICE ++#define TWL_MODULE_INTBR TWL4030_MODULE_INTBR + #define TWL_MODULE_PIH TWL4030_MODULE_PIH + #define TWL_MODULE_MADC TWL4030_MODULE_MADC + #define TWL_MODULE_MAIN_CHARGE TWL4030_MODULE_MAIN_CHARGE +-- +1.6.6.1 + |