diff options
| author | Shobhit Kumar <shobhit.kumar@intel.com> | 2015-03-12 22:01:26 +0530 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2015-03-26 09:09:17 +0100 |
| commit | e189ca56d91bbf1d3fe2f88ab6858bf919d42adf (patch) | |
| tree | cd907cd4f20aebdbb60d34c7e57167a5b23f10ce /drivers/gpio | |
| parent | a4dd4ddd4b4f2a7f4e08d29f2c2fa46c8f5ce379 (diff) | |
gpio/crystalcove: Add additional GPIO for Panel control
Export PANEL_EN/DISABLE (offset 0x52) as additional GPIO. Needed
by display driver to enable the DSI panel on BYT platform where
the Panel EN/Disable control is routed thorugh CRC PMIC
CC: Samuel Ortiz <sameo@linux.intel.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Acked-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-crystalcove.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-crystalcove.c b/drivers/gpio/gpio-crystalcove.c index 3d9e08f7e823..91a7ffe83135 100644 --- a/drivers/gpio/gpio-crystalcove.c +++ b/drivers/gpio/gpio-crystalcove.c @@ -24,7 +24,7 @@ #include <linux/mfd/intel_soc_pmic.h> #define CRYSTALCOVE_GPIO_NUM 16 -#define CRYSTALCOVE_VGPIO_NUM 94 +#define CRYSTALCOVE_VGPIO_NUM 95 #define UPDATE_IRQ_TYPE BIT(0) #define UPDATE_IRQ_MASK BIT(1) @@ -39,6 +39,7 @@ #define GPIO0P0CTLI 0x33 #define GPIO1P0CTLO 0x3b #define GPIO1P0CTLI 0x43 +#define GPIOPANELCTL 0x52 #define CTLI_INTCNT_DIS (0) #define CTLI_INTCNT_NE (1 << 1) @@ -93,6 +94,10 @@ static inline int to_reg(int gpio, enum ctrl_register reg_type) { int reg; + if (gpio == 94) { + return GPIOPANELCTL; + } + if (reg_type == CTRL_IN) { if (gpio < 8) reg = GPIO0P0CTLI; |