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authorMallikarjun Kasoju <mkasoju@nvidia.com>2014-01-07 14:10:56 +0530
committerLinus Walleij <linus.walleij@linaro.org>2014-01-14 10:34:18 +0100
commitf8720e5ec752c33259c7c14349945d5feb069229 (patch)
treed42dcaae87d2b6f1cd04ca2b865fe40eb8c6b92e /drivers/pinctrl
parent8385af02bad1724a720f6ba4c1ec590d4f082229 (diff)
downloadlinux-f8720e5ec752c33259c7c14349945d5feb069229.tar.bz2
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>
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r--drivers/pinctrl/pinctrl-as3722.c20
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;
}