mirror of
https://github.com/FUjr/gl-infra-builder.git
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61 lines
2.4 KiB
Diff
61 lines
2.4 KiB
Diff
From e640851b77a77d3f22e3e5caa35f356e29c336f0 Mon Sep 17 00:00:00 2001
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From: Jianhui Zhao <jianhui.zhao@gl-inet.com>
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Date: Wed, 26 Oct 2022 17:39:05 +0800
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Subject: [PATCH] ipq: export gpio value from /sys/kernel/debug/gpio
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Signed-off-by: Jianhui Zhao <jianhui.zhao@gl-inet.com>
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---
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.../patches/302-gpio-debug-export-value.patch | 40 +++++++++++++++++++
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1 file changed, 40 insertions(+)
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create mode 100644 feeds/ipq807x/ipq807x/patches/302-gpio-debug-export-value.patch
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diff --git a/feeds/ipq807x/ipq807x/patches/302-gpio-debug-export-value.patch b/feeds/ipq807x/ipq807x/patches/302-gpio-debug-export-value.patch
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new file mode 100644
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index 00000000..d84dab5d
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--- /dev/null
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+++ b/feeds/ipq807x/ipq807x/patches/302-gpio-debug-export-value.patch
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@@ -0,0 +1,40 @@
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+Index: linux-4.4.60-qsdk-11f09717303ecd83c3a64e9efe23f25921dc1016/drivers/pinctrl/qcom/pinctrl-msm.c
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+===================================================================
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+--- linux-4.4.60-qsdk-11f09717303ecd83c3a64e9efe23f25921dc1016.orig/drivers/pinctrl/qcom/pinctrl-msm.c
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++++ linux-4.4.60-qsdk-11f09717303ecd83c3a64e9efe23f25921dc1016/drivers/pinctrl/qcom/pinctrl-msm.c
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+@@ -497,6 +497,15 @@ static void msm_gpio_set(struct gpio_chi
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+ #ifdef CONFIG_DEBUG_FS
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+ #include <linux/seq_file.h>
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+
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++struct gpio_desc {
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++ struct gpio_chip *chip;
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++ unsigned long flags;
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++ /* Connection label */
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++ const char *label;
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++ /* Name of the GPIO */
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++ const char *name;
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++};
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++
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+ static void msm_gpio_dbg_show_one(struct seq_file *s,
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+ struct pinctrl_dev *pctldev,
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+ struct gpio_chip *chip,
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+@@ -505,6 +514,7 @@ static void msm_gpio_dbg_show_one(struct
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+ {
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+ const struct msm_pingroup *g;
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+ struct msm_pinctrl *pctrl = container_of(chip, struct msm_pinctrl, chip);
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++ struct gpio_desc *gdesc = &chip->desc[offset];
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+ unsigned func;
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+ int is_out;
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+ int drive;
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+@@ -526,9 +536,10 @@ static void msm_gpio_dbg_show_one(struct
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+ drive = (ctl_reg >> g->drv_bit) & 7;
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+ pull = (ctl_reg >> g->pull_bit) & 3;
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+
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+- seq_printf(s, " %-8s: %-3s %d", g->name, is_out ? "out" : "in", func);
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++ seq_printf(s, " %-8s(%-20.20s): %-3s %d", g->name, gdesc->label ? gdesc->label : "", is_out ? "out" : "in", func);
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+ seq_printf(s, " %dmA", msm_regval_to_drive(drive));
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+ seq_printf(s, " %s", pulls[pull]);
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++ seq_printf(s, " %s", chip->get(chip, offset) ? "hi" : "lo");
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+ }
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+
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+ static void msm_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
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--
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2.25.1
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