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Groups > linux.kernel > #1225942
| From | Charles Keepax <ckeepax@opensource.wolfsonmicro.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/9] mfd: arizona: Add register bits for general purpose switch |
| Date | 2015-09-16 12:20 +0200 |
| Message-ID | <q9hYL-1tT-43@gated-at.bofh.it> (permalink) |
| References | <q9hP4-1id-17@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The switch is typically used in conjunction with the MICDET clamp in
order to suppress pops and clicks associated with jack insertion.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
---
drivers/mfd/wm5110-tables.c | 2 ++
include/linux/mfd/arizona/pdata.h | 3 +++
2 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/mfd/wm5110-tables.c b/drivers/mfd/wm5110-tables.c
index 5f604e0..aae17d6 100644
--- a/drivers/mfd/wm5110-tables.c
+++ b/drivers/mfd/wm5110-tables.c
@@ -1481,6 +1481,7 @@ static const struct reg_default wm5110_reg_default[] = {
{ 0x00000C04, 0xA101 }, /* R3076 - GPIO5 CTRL */
{ 0x00000C0F, 0x0400 }, /* R3087 - IRQ CTRL 1 */
{ 0x00000C10, 0x1000 }, /* R3088 - GPIO Debounce Config */
+ { 0x00000C18, 0x0000 }, /* R3096 - GP Switch 1 */
{ 0x00000C20, 0x8002 }, /* R3104 - Misc Pad Ctrl 1 */
{ 0x00000C21, 0x8001 }, /* R3105 - Misc Pad Ctrl 2 */
{ 0x00000C22, 0x0000 }, /* R3106 - Misc Pad Ctrl 3 */
@@ -2528,6 +2529,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg)
case ARIZONA_GPIO5_CTRL:
case ARIZONA_IRQ_CTRL_1:
case ARIZONA_GPIO_DEBOUNCE_CONFIG:
+ case ARIZONA_GP_SWITCH_1:
case ARIZONA_MISC_PAD_CTRL_1:
case ARIZONA_MISC_PAD_CTRL_2:
case ARIZONA_MISC_PAD_CTRL_3:
diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h
index 92f31ffa..57b45ca 100644
--- a/include/linux/mfd/arizona/pdata.h
+++ b/include/linux/mfd/arizona/pdata.h
@@ -184,6 +184,9 @@ struct arizona_pdata {
/** GPIO for primary IRQ (used for edge triggered emulation) */
int irq_gpio;
+
+ /** General purpose switch control */
+ unsigned int gpsw;
};
#endif
--
1.7.2.5
--
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[PATCH 2/9] mfd: arizona: Add register bits for general purpose switch Charles Keepax <ckeepax@opensource.wolfsonmicro.com> - 2015-09-16 12:20 +0200
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