pinctrl: zynqmp: Display the tristate configuration for all pins
Read the tristate config for all the pins and display it.
ZynqMP> pinmux status MIO1
MIO1: slew:fast bias:enabled pull:up input:cmos drive:12mA
volt:1.8 tri_state:enabled
Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com>
Link: https://lore.kernel.org/r/20230914100620.26346-1-venkatesh.abbarapu@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
diff --git a/drivers/pinctrl/pinctrl-zynqmp.c b/drivers/pinctrl/pinctrl-zynqmp.c
index 5170359..eb17a42 100644
--- a/drivers/pinctrl/pinctrl-zynqmp.c
+++ b/drivers/pinctrl/pinctrl-zynqmp.c
@@ -548,6 +548,8 @@
&pinmux.drive_strength);
zynqmp_pm_pinctrl_get_config(selector, PM_PINCTRL_CONFIG_VOLTAGE_STATUS,
&pinmux.volt_sts);
+ zynqmp_pm_pinctrl_get_config(selector, PM_PINCTRL_CONFIG_TRI_STATE,
+ &pinmux.tri_state);
switch (pinmux.drive_strength) {
case PM_PINCTRL_DRIVE_STRENGTH_2MA:
@@ -568,13 +570,15 @@
return -EINVAL;
}
- snprintf(buf, size, "slew:%s\tbias:%s\tpull:%s\tinput:%s\tdrive:%dmA\tvolt:%s",
+ snprintf(buf, size,
+ "slew:%s\tbias:%s\tpull:%s\tinput:%s\tdrive:%dmA\tvolt:%s\ttri_state:%s",
pinmux.slew ? "slow" : "fast",
pinmux.bias ? "enabled" : "disabled",
pinmux.pull_ctrl ? "up" : "down",
pinmux.input_type ? "schmitt" : "cmos",
pinmux.drive_strength,
- pinmux.volt_sts ? "1.8" : "3.3");
+ pinmux.volt_sts ? "1.8" : "3.3",
+ pinmux.tri_state ? "enabled" : "disabled");
return 0;
}