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ARM: kirkwood: use gpio-fan DT binding on lsxl 

Remove board specific gpio-fan driver registration. Moved into device tree.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Michael Walle 2012-10-21 01:34:54 +02:00 committed by Jason Cooper
parent 1136b9d124
commit b046f560d7
2 changed files with 11 additions and 51 deletions
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11
arch/arm/boot/dts/kirkwood-lsxl.dtsi
View File

@ -94,4 +94,15 @@
gpios = <&gpio1 16 1>;
};
};
gpio_fan {
compatible = "gpio-fan";
gpios = <&gpio0 19 1
&gpio0 18 1>;
gpio-fan,speed-map = <0 3
1500 2
3250 1
5000 0>;
alarm-gpios = <&gpio1 8 0>;
};
};

51
arch/arm/mach-kirkwood/board-lsxl.c
View File

@ -20,11 +20,6 @@
#include <linux/spi/spi.h>
#include <linux/mv643xx_eth.h>
#include <linux/gpio.h>
#include <linux/gpio-fan.h>
#include <linux/input.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/kirkwood.h>
#include "common.h"
#include "mpp.h"
@ -53,51 +48,6 @@ static unsigned int lsxl_mpp_config[] __initdata = {
0
};
#define LSXL_GPIO_FAN_HIGH 18
#define LSXL_GPIO_FAN_LOW 19
#define LSXL_GPIO_FAN_LOCK 40
static struct gpio_fan_alarm lsxl_alarm = {
.gpio = LSXL_GPIO_FAN_LOCK,
};
static struct gpio_fan_speed lsxl_speeds[] = {
{
.rpm = 0,
.ctrl_val = 3,
}, {
.rpm = 1500,
.ctrl_val = 1,
}, {
.rpm = 3250,
.ctrl_val = 2,
}, {
.rpm = 5000,
.ctrl_val = 0,
}
};
static int lsxl_gpio_list[] = {
LSXL_GPIO_FAN_HIGH, LSXL_GPIO_FAN_LOW,
};
static struct gpio_fan_platform_data lsxl_fan_data = {
.num_ctrl = ARRAY_SIZE(lsxl_gpio_list),
.ctrl = lsxl_gpio_list,
.alarm = &lsxl_alarm,
.num_speed = ARRAY_SIZE(lsxl_speeds),
.speed = lsxl_speeds,
};
static struct platform_device lsxl_fan_device = {
.name = "gpio-fan",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &lsxl_fan_data,
},
};
/*
* On the LS-XHL/LS-CHLv2, the shutdown process is following:
* - Userland monitors key events until the power switch goes to off position
@ -128,7 +78,6 @@ void __init lsxl_init(void)
kirkwood_ehci_init();
kirkwood_ge00_init(&lsxl_ge00_data);
kirkwood_ge01_init(&lsxl_ge01_data);
platform_device_register(&lsxl_fan_device);
/* register power-off method */
pm_power_off = lsxl_power_off;