diff options
Diffstat (limited to 'meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-04.patch')
-rw-r--r-- | meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-04.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-04.patch b/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-04.patch new file mode 100644 index 0000000000..fb65ac98bb --- /dev/null +++ b/meta/recipes-kernel/linux/linux-omap2-git/beagleboard/TWL4030-04.patch @@ -0,0 +1,38 @@ +TWL4030: clear MADC interrupt status registers upon init + +From: Paul Walmsley <paul@pwsan.com> + +twl_init_irq() does not clear MADC interrupt status registers upon init - +fix. + +Signed-off-by: Paul Walmsley <paul@pwsan.com> +--- + + drivers/i2c/chips/twl4030-core.c | 14 ++++++++++++++ + 1 files changed, 14 insertions(+), 0 deletions(-) + +diff --git a/drivers/i2c/chips/twl4030-core.c b/drivers/i2c/chips/twl4030-core.c +index bb0732c..9d93524 100644 +--- a/drivers/i2c/chips/twl4030-core.c ++++ b/drivers/i2c/chips/twl4030-core.c +@@ -821,6 +821,20 @@ static void twl_init_irq(void) + return; + } + ++ /* MADC_ISR1 */ ++ res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x61); ++ if (res < 0) { ++ pr_err("%s[%d][%d]\n", msg, res, __LINE__); ++ return; ++ } ++ ++ /* MADC_ISR2 */ ++ res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x63); ++ if (res < 0) { ++ pr_err("%s[%d][%d]\n", msg, res, __LINE__); ++ return; ++ } ++ + /* key Pad */ + /* KEYPAD - IMR1 */ + res = twl4030_i2c_write_u8(TWL4030_MODULE_KEYPAD, 0xFF, (0x12)); |