From 297b60346df8beafee954a0fd7c2d64f33f3b9bc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:44:05 +0000
Subject: [PATCH] rtl8211F_led_control
---
kernel/arch/arm/mach-sa1100/h3xxx.c | 70 ++++++-----------------------------
1 files changed, 12 insertions(+), 58 deletions(-)
diff --git a/kernel/arch/arm/mach-sa1100/h3xxx.c b/kernel/arch/arm/mach-sa1100/h3xxx.c
index 36a78b0..d685f03 100644
--- a/kernel/arch/arm/mach-sa1100/h3xxx.c
+++ b/kernel/arch/arm/mach-sa1100/h3xxx.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Support for Compaq iPAQ H3100 and H3600 handheld computers (common code)
*
* Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks)
* Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru>
- *
- * 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/kernel.h>
@@ -87,57 +83,6 @@
/*
* H3xxx uart support
*/
-static struct gpio h3xxx_uart_gpio[] = {
- { H3XXX_GPIO_COM_DCD, GPIOF_IN, "COM DCD" },
- { H3XXX_GPIO_COM_CTS, GPIOF_IN, "COM CTS" },
- { H3XXX_GPIO_COM_RTS, GPIOF_OUT_INIT_LOW, "COM RTS" },
-};
-
-static bool h3xxx_uart_request_gpios(void)
-{
- static bool h3xxx_uart_gpio_ok;
- int rc;
-
- if (h3xxx_uart_gpio_ok)
- return true;
-
- rc = gpio_request_array(h3xxx_uart_gpio, ARRAY_SIZE(h3xxx_uart_gpio));
- if (rc)
- pr_err("h3xxx_uart_request_gpios: error %d\n", rc);
- else
- h3xxx_uart_gpio_ok = true;
-
- return h3xxx_uart_gpio_ok;
-}
-
-static void h3xxx_uart_set_mctrl(struct uart_port *port, u_int mctrl)
-{
- if (port->mapbase == _Ser3UTCR0) {
- if (!h3xxx_uart_request_gpios())
- return;
- gpio_set_value(H3XXX_GPIO_COM_RTS, !(mctrl & TIOCM_RTS));
- }
-}
-
-static u_int h3xxx_uart_get_mctrl(struct uart_port *port)
-{
- u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR;
-
- if (port->mapbase == _Ser3UTCR0) {
- if (!h3xxx_uart_request_gpios())
- return ret;
- /*
- * DCD and CTS bits are inverted in GPLR by RS232 transceiver
- */
- if (gpio_get_value(H3XXX_GPIO_COM_DCD))
- ret &= ~TIOCM_CD;
- if (gpio_get_value(H3XXX_GPIO_COM_CTS))
- ret &= ~TIOCM_CTS;
- }
-
- return ret;
-}
-
static void h3xxx_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
{
if (port->mapbase == _Ser3UTCR0) {
@@ -170,10 +115,18 @@
}
static struct sa1100_port_fns h3xxx_port_fns __initdata = {
- .set_mctrl = h3xxx_uart_set_mctrl,
- .get_mctrl = h3xxx_uart_get_mctrl,
.pm = h3xxx_uart_pm,
.set_wake = h3xxx_uart_set_wake,
+};
+
+static struct gpiod_lookup_table h3xxx_uart3_gpio_table = {
+ .dev_id = "sa11x0-uart.3",
+ .table = {
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_COM_DCD, "dcd", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_COM_CTS, "cts", GPIO_ACTIVE_LOW),
+ GPIO_LOOKUP("gpio", H3XXX_GPIO_COM_RTS, "rts", GPIO_ACTIVE_LOW),
+ { },
+ },
};
/*
@@ -283,6 +236,7 @@
void __init h3xxx_mach_init(void)
{
gpiod_add_lookup_table(&h3xxx_pcmcia_gpio_table);
+ gpiod_add_lookup_table(&h3xxx_uart3_gpio_table);
sa1100_register_uart_fns(&h3xxx_port_fns);
sa11x0_register_mtd(&h3xxx_flash_data, &h3xxx_flash_resource, 1);
platform_add_devices(h3xxx_devices, ARRAY_SIZE(h3xxx_devices));
--
Gitblit v1.6.2