[PATCH v2 2/2] pinctrl: qcom: handle input-enable pinconf property

Stanimir Varbanov
2015-03-04T10:42:16Z

This enables support of 'input-enable' pinconf generic property in
the pinctrl driver.

Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com>
---
drivers/pinctrl/qcom/pinctrl-msm.c | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index d36e511..f3d800f 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -193,6 +193,7 @@ static int msm_config_reg(struct msm_pinctrl *pctrl,
*mask = 7;
break;
case PIN_CONFIG_OUTPUT:
+ case PIN_CONFIG_INPUT_ENABLE:
*bit = g->oe_bit;
*mask = 1;
break;
@@ -260,6 +261,12 @@ static int msm_config_group_get(struct pinctrl_dev *pctldev,
val = readl(pctrl->regs + g->io_reg);
arg = !!(val & BIT(g->in_bit));
break;
+ case PIN_CONFIG_INPUT_ENABLE:
+ /* Pin is output */
+ if (arg)
+ return -EINVAL;
+ arg = 1;
+ break;
default:
return -ENOTSUPP;
}
@@ -330,6 +337,10 @@ static int msm_config_group_set(struct pinctrl_dev *pctldev,
/* enable output */
arg = 1;
break;
+ case PIN_CONFIG_INPUT_ENABLE:
+ /* disable output */
+ arg = 0;
+ break;
default:
dev_err(pctrl->dev, "Unsupported config parameter: %x\n",
param);
--
1.7.0.4