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 <sa...@linux.intel.com>
Cc: Linus Walleij <linus.wall...@linaro.org>
Cc: Alexandre Courbot <gnu...@gmail.com>
Cc: Thierry Reding <thierry.red...@gmail.com>
Signed-off-by: Shobhit Kumar <shobhit.ku...@intel.com>
---
drivers/gpio/gpio-crystalcove.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/gpio-crystalcove.c b/drivers/gpio/gpio-crystalcove.c
index 3d9e08f..91a7ffe 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;
--
2.1.0
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