[PATCH 3/3] pinctrl: zynqmp: Add support for output-enable and bias-high-impedance

[Ashok Reddy Soma]

Add support to handle 'output-enable' and 'bias-high-impedance'
configurations in pinctrl driver.

Signed-off-by: Ashok Reddy Soma <ashok.reddy.s...@amd.com>
---

 drivers/pinctrl/pinctrl-zynqmp.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/pinctrl/pinctrl-zynqmp.c b/drivers/pinctrl/pinctrl-zynqmp.c
index e9857f5ed9..517035961d 100644
--- a/drivers/pinctrl/pinctrl-zynqmp.c
+++ b/drivers/pinctrl/pinctrl-zynqmp.c
@@ -473,6 +473,10 @@ static int zynqmp_pinconf_set(struct udevice *dev, 
unsigned int pin,
                                 pin);
                break;
        case PIN_CONFIG_BIAS_HIGH_IMPEDANCE:
+               param = PM_PINCTRL_CONFIG_TRI_STATE;
+               arg = PM_PINCTRL_TRI_STATE_ENABLE;
+               ret = zynqmp_pm_pinctrl_set_config(pin, param, arg);
+               break;
        case PIN_CONFIG_LOW_POWER_MODE:
                /*
                 * This cases are mentioned in dts but configurable
@@ -481,6 +485,11 @@ static int zynqmp_pinconf_set(struct udevice *dev, 
unsigned int pin,
                 */
                ret = 0;
                break;
+       case PIN_CONFIG_OUTPUT_ENABLE:
+               param = PM_PINCTRL_CONFIG_TRI_STATE;
+               arg = PM_PINCTRL_TRI_STATE_DISABLE;
+               ret = zynqmp_pm_pinctrl_set_config(pin, param, arg);
+               break;
        default:
                dev_warn(dev, "unsupported configuration parameter '%u'\n",
                         param);
-- 
2.17.1