From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/arch/arm/mach-pxa/palmtc.c | 53 ++++++++++++++++++++++++++++++++++++-----------------
1 files changed, 36 insertions(+), 17 deletions(-)
diff --git a/kernel/arch/arm/mach-pxa/palmtc.c b/kernel/arch/arm/mach-pxa/palmtc.c
index 1894659..455cb8c 100644
--- a/kernel/arch/arm/mach-pxa/palmtc.c
+++ b/kernel/arch/arm/mach-pxa/palmtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-pxa/palmtc.c
*
@@ -8,10 +9,6 @@
* Based on work of:
* Petr Blaha <p3t3@centrum.cz>
* Chetan S. Kumar <shivakumar.chetan@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/platform_device.h>
@@ -20,13 +17,12 @@
#include <linux/input.h>
#include <linux/pwm.h>
#include <linux/pwm_backlight.h>
-#include <linux/gpio.h>
+#include <linux/gpio/machine.h>
#include <linux/input/matrix_keypad.h>
#include <linux/ucb1400.h>
#include <linux/power_supply.h>
#include <linux/gpio_keys.h>
#include <linux/mtd/physmap.h>
-#include <linux/usb/gpio_vbus.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -120,14 +116,25 @@
#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
static struct pxamci_platform_data palmtc_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
- .gpio_power = GPIO_NR_PALMTC_SD_POWER,
- .gpio_card_ro = GPIO_NR_PALMTC_SD_READONLY,
- .gpio_card_detect = GPIO_NR_PALMTC_SD_DETECT_N,
.detect_delay_ms = 200,
+};
+
+static struct gpiod_lookup_table palmtc_mci_gpio_table = {
+ .dev_id = "pxa2xx-mci.0",
+ .table = {
+ GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_SD_DETECT_N,
+ "cd", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_SD_READONLY,
+ "wp", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_SD_POWER,
+ "power", GPIO_ACTIVE_HIGH),
+ { },
+ },
};
static void __init palmtc_mmc_init(void)
{
+ gpiod_add_lookup_table(&palmtc_mci_gpio_table);
pxa_set_mci_info(&palmtc_mci_platform_data);
}
#else
@@ -167,6 +174,15 @@
* Backlight
******************************************************************************/
#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
+
+static struct gpiod_lookup_table palmtc_pwm_bl_gpio_table = {
+ .dev_id = "pwm-backlight.0",
+ .table = {
+ GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_BL_POWER,
+ "enable", GPIO_ACTIVE_HIGH),
+ },
+};
+
static struct pwm_lookup palmtc_pwm_lookup[] = {
PWM_LOOKUP("pxa25x-pwm.1", 0, "pwm-backlight.0", NULL, PALMTC_PERIOD_NS,
PWM_POLARITY_NORMAL),
@@ -175,7 +191,6 @@
static struct platform_pwm_backlight_data palmtc_backlight_data = {
.max_brightness = PALMTC_MAX_INTENSITY,
.dft_brightness = PALMTC_MAX_INTENSITY,
- .enable_gpio = GPIO_NR_PALMTC_BL_POWER,
};
static struct platform_device palmtc_backlight = {
@@ -188,6 +203,7 @@
static void __init palmtc_pwm_init(void)
{
+ gpiod_add_lookup_table(&palmtc_pwm_bl_gpio_table);
pwm_add_table(palmtc_pwm_lookup, ARRAY_SIZE(palmtc_pwm_lookup));
platform_device_register(&palmtc_backlight);
}
@@ -311,22 +327,25 @@
* UDC
******************************************************************************/
#if defined(CONFIG_USB_PXA25X)||defined(CONFIG_USB_PXA25X_MODULE)
-static struct gpio_vbus_mach_info palmtc_udc_info = {
- .gpio_vbus = GPIO_NR_PALMTC_USB_DETECT_N,
- .gpio_vbus_inverted = 1,
- .gpio_pullup = GPIO_NR_PALMTC_USB_POWER,
+static struct gpiod_lookup_table palmtc_udc_gpiod_table = {
+ .dev_id = "gpio-vbus",
+ .table = {
+ GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_USB_DETECT_N,
+ "vbus", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMTC_USB_POWER,
+ "pullup", GPIO_ACTIVE_HIGH),
+ { },
+ },
};
static struct platform_device palmtc_gpio_vbus = {
.name = "gpio-vbus",
.id = -1,
- .dev = {
- .platform_data = &palmtc_udc_info,
- },
};
static void __init palmtc_udc_init(void)
{
+ gpiod_add_lookup_table(&palmtc_udc_gpiod_table);
platform_device_register(&palmtc_gpio_vbus);
};
#else
--
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