[PATCH 2/2] ARM: kirkwood: use gpio-fan DT binding on lsxl
Michael Walle
michael at walle.cc
Sat Oct 20 19:34:54 EDT 2012
Remove board specific gpio-fan driver registration. Moved into device tree.
Signed-off-by: Michael Walle <michael at walle.cc>
---
arch/arm/boot/dts/kirkwood-lsxl.dtsi | 11 ++++++++
arch/arm/mach-kirkwood/board-lsxl.c | 47 ----------------------------------
2 files changed, 11 insertions(+), 47 deletions(-)
diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
index 8fea375..798e60e 100644
--- a/arch/arm/boot/dts/kirkwood-lsxl.dtsi
+++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -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>;
+ };
};
diff --git a/arch/arm/mach-kirkwood/board-lsxl.c b/arch/arm/mach-kirkwood/board-lsxl.c
index 64e5cc6..7e18cad 100644
--- a/arch/arm/mach-kirkwood/board-lsxl.c
+++ b/arch/arm/mach-kirkwood/board-lsxl.c
@@ -16,7 +16,6 @@
#include <linux/platform_device.h>
#include <linux/mv643xx_eth.h>
#include <linux/gpio.h>
-#include <linux/gpio-fan.h>
#include "common.h"
#include "mpp.h"
@@ -45,51 +44,6 @@ 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
@@ -120,7 +74,6 @@ 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;
--
1.7.2.5
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