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 @@ | |||
1 | TWL4030: clear MADC interrupt status registers upon init | ||
2 | |||
3 | From: Paul Walmsley <paul@pwsan.com> | ||
4 | |||
5 | twl_init_irq() does not clear MADC interrupt status registers upon init - | ||
6 | fix. | ||
7 | |||
8 | Signed-off-by: Paul Walmsley <paul@pwsan.com> | ||
9 | --- | ||
10 | |||
11 | drivers/i2c/chips/twl4030-core.c | 14 ++++++++++++++ | ||
12 | 1 files changed, 14 insertions(+), 0 deletions(-) | ||
13 | |||
14 | diff --git a/drivers/i2c/chips/twl4030-core.c b/drivers/i2c/chips/twl4030-core.c | ||
15 | index bb0732c..9d93524 100644 | ||
16 | --- a/drivers/i2c/chips/twl4030-core.c | ||
17 | +++ b/drivers/i2c/chips/twl4030-core.c | ||
18 | @@ -821,6 +821,20 @@ static void twl_init_irq(void) | ||
19 | return; | ||
20 | } | ||
21 | |||
22 | + /* MADC_ISR1 */ | ||
23 | + res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x61); | ||
24 | + if (res < 0) { | ||
25 | + pr_err("%s[%d][%d]\n", msg, res, __LINE__); | ||
26 | + return; | ||
27 | + } | ||
28 | + | ||
29 | + /* MADC_ISR2 */ | ||
30 | + res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x63); | ||
31 | + if (res < 0) { | ||
32 | + pr_err("%s[%d][%d]\n", msg, res, __LINE__); | ||
33 | + return; | ||
34 | + } | ||
35 | + | ||
36 | /* key Pad */ | ||
37 | /* KEYPAD - IMR1 */ | ||
38 | res = twl4030_i2c_write_u8(TWL4030_MODULE_KEYPAD, 0xFF, (0x12)); | ||