diff options
| author |   Mallikarjun Kasoju <mkasoju@nvidia.com> | 2014-01-07 14:10:56 +0530 |
|---|---|---|
| committer |   Linus Walleij <linus.walleij@linaro.org> | 2014-01-14 10:34:18 +0100 |
| commit | f8720e5ec752c33259c7c14349945d5feb069229 (patch) | |
| tree | d42dcaae87d2b6f1cd04ca2b865fe40eb8c6b92e /drivers/pinctrl/pinctrl-as3722.c | |
| parent | pinctrl: sirf: add pin group for USP0 with only RX or TX frame sync (diff) | |
| download | linux-dev-f8720e5ec752c33259c7c14349945d5feb069229.tar.xz linux-dev-f8720e5ec752c33259c7c14349945d5feb069229.zip | |
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/pinctrl-as3722.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-as3722.c | 20 |
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; } |