omap3evm: Change TWL related gpio API's to gpio*_cansleep
Since TWL GPIO's can go into sleep, and using normal
gpio_get/set_value() API will lead to kernel dump (WARN_ON()).
So replacing standard gpio_get/set_value() to
gpio_get/set_value_cansleep().
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Reviewed-by: Charulatha V <charu@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index b9f954e..80c9f8a 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -270,9 +270,9 @@
gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
- gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
+ gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
else
- gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
+ gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
lcd_enabled = 1;
return 0;
@@ -283,9 +283,9 @@
gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
- gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
+ gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
else
- gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
+ gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
lcd_enabled = 0;
}
@@ -324,7 +324,7 @@
return -EINVAL;
}
- gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
+ gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
dvi_enabled = 1;
return 0;
@@ -332,7 +332,7 @@
static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
{
- gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
+ gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
dvi_enabled = 0;
}