pinctrl: as3722: Set pin to output mode for some function

If pins are used for function output like pwm, clk32k,
power good etc then set it as output mode default.

Signed-off-by: Mallikarjun Kasoju <mkasoju@nvidia.com>
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 20 insertions, 0 deletions

diff --git a/drivers/pinctrl/pinctrl-as3722.c b/drivers/pinctrl/pinctrl-as3722.c
index 01bffc1d52fd..3be47ae34d3a 100644
--- a/drivers/pinctrl/pinctrl-as3722.c
+++ b/drivers/pinctrl/pinctrl-as3722.c
@@ -250,6 +250,26 @@ static int as3722_pinctrl_enable(struct pinctrl_dev *pctldev, unsigned function,
                 return ret;
         }
         as_pci->gpio_control[group].io_function = function;
+
+        switch (val) {
+        case AS3722_GPIO_IOSF_SD0_OUT:
+        case AS3722_GPIO_IOSF_PWR_GOOD_OUT:
+        case AS3722_GPIO_IOSF_Q32K_OUT:
+        case AS3722_GPIO_IOSF_PWM_OUT:
+        case AS3722_GPIO_IOSF_SD6_LOW_VOLT_LOW:
+                ret = as3722_update_bits(as_pci->as3722, gpio_cntr_reg,
+                        AS3722_GPIO_MODE_MASK, AS3722_GPIO_MODE_OUTPUT_VDDH);
+                if (ret < 0) {
+                        dev_err(as_pci->dev, "GPIO%d_CTRL update failed %d\n",
+                                group, ret);
+                        return ret;
+                }
+                as_pci->gpio_control[group].mode_prop =
+                                AS3722_GPIO_MODE_OUTPUT_VDDH;
+                break;
+        default:
+                break;
+        }
         return ret;
 }