[PATCH 3/3] pinctrl: zynqmp: Add support for output-enable and bias-high-impedance
Ashok Reddy Soma
ashok.reddy.soma at amd.com
Fri Aug 11 07:48:29 CEST 2023
Add support to handle 'output-enable' and 'bias-high-impedance'
configurations in pinctrl driver.
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma at 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
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