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pinctrl: zynqmp: Display the tristate configuration for all pins

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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>
This commit is contained in:
Venkatesh Yadav Abbarapu
2023-09-14 15:36:20 +05:30
committed by Michal Simek
parent d053583064
commit 9898d1056d
1 changed files with 6 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/pinctrl/pinctrl-zynqmp.c
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@@ -548,6 +548,8 @@ static int zynqmp_pinctrl_get_pin_muxing(struct udevice *dev,
&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 @@ static int zynqmp_pinctrl_get_pin_muxing(struct udevice *dev,
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;
}