[PATCH 2/2] ARM: kirkwood: Use devicetree to define DNS-32[05] fan
Jamie Lentin
jm at lentin.co.uk
Sat Sep 8 02:34:35 EST 2012
Remove more board-specific code by using devicetree to define the fan
attached to both boards.
Signed-off-by: Jamie Lentin <jm at lentin.co.uk>
---
arch/arm/boot/dts/kirkwood-dnskw.dtsi | 10 ++++++++++
arch/arm/mach-kirkwood/board-dnskw.c | 25 -------------------------
2 files changed, 10 insertions(+), 25 deletions(-)
diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
index 7408655..9b32d02 100644
--- a/arch/arm/boot/dts/kirkwood-dnskw.dtsi
+++ b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
@@ -25,6 +25,16 @@
};
};
+ gpio_fan {
+ /* Fan: ADDA AD045HB-G73 40mm 6000rpm at 5v */
+ compatible = "gpio-fan";
+ gpios = <&gpio1 14 1
+ &gpio1 13 1>;
+ gpio-fan,speed-map = <0 0
+ 3000 1
+ 6000 2>;
+ };
+
ocp at f1000000 {
sata at 80000 {
status = "okay";
diff --git a/arch/arm/mach-kirkwood/board-dnskw.c b/arch/arm/mach-kirkwood/board-dnskw.c
index 4ab3506..e202a07 100644
--- a/arch/arm/mach-kirkwood/board-dnskw.c
+++ b/arch/arm/mach-kirkwood/board-dnskw.c
@@ -67,29 +67,6 @@ static unsigned int dnskw_mpp_config[] __initdata = {
0
};
-/* Fan: ADDA AD045HB-G73 40mm 6000rpm at 5v */
-static struct gpio_fan_speed dnskw_fan_speed[] = {
- { 0, 0 },
- { 3000, 1 },
- { 6000, 2 },
-};
-static unsigned dnskw_fan_pins[] = {46, 45};
-
-static struct gpio_fan_platform_data dnskw_fan_data = {
- .num_ctrl = ARRAY_SIZE(dnskw_fan_pins),
- .ctrl = dnskw_fan_pins,
- .num_speed = ARRAY_SIZE(dnskw_fan_speed),
- .speed = dnskw_fan_speed,
-};
-
-static struct platform_device dnskw_fan_device = {
- .name = "gpio-fan",
- .id = -1,
- .dev = {
- .platform_data = &dnskw_fan_data,
- },
-};
-
static void dnskw_power_off(void)
{
gpio_set_value(36, 1);
@@ -114,8 +91,6 @@ void __init dnskw_init(void)
kirkwood_ehci_init();
kirkwood_ge00_init(&dnskw_ge00_data);
- platform_device_register(&dnskw_fan_device);
-
/* Register power-off GPIO. */
if (gpio_request(36, "dnskw:power:off") == 0
&& gpio_direction_output(36, 0) == 0)
--
1.7.10.4
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