ARM: kirkwood: Use devicetree to define DNS-32[05] fan

Remove more board-specific code by using devicetree to define the fan
attached to both boards.

Signed-off-by: Jamie Lentin <jm@lentin.co.uk>
Acked-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

2 files changed, 10 insertions, 26 deletions

diff --git a/arch/arm/boot/dts/kirkwood-dnskw.dtsi b/arch/arm/boot/dts/kirkwood-dnskw.dtsi
index 7408655f91b5..9b32d0272825 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@5v */
+                compatible = "gpio-fan";
+                gpios = <&gpio1 14 1
+                         &gpio1 13 1>;
+                gpio-fan,speed-map = <0    0
+                                      3000 1
+                                      6000 2>;
+        };
+
         ocp@f1000000 {
                 sata@80000 {
                         status = "okay";
diff --git a/arch/arm/mach-kirkwood/board-dnskw.c b/arch/arm/mach-kirkwood/board-dnskw.c
index 4ab35065a144..6ac7a8dc7b78 100644
--- a/arch/arm/mach-kirkwood/board-dnskw.c
+++ b/arch/arm/mach-kirkwood/board-dnskw.c
@@ -19,7 +19,6 @@
 #include <linux/of.h>
 #include <linux/gpio.h>
 #include <linux/input.h>
-#include <linux/gpio-fan.h>
 #include <linux/leds.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -67,29 +66,6 @@ static unsigned int dnskw_mpp_config[] __initdata = {
         0
 };
 
-/* Fan: ADDA AD045HB-G73 40mm 6000rpm@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 +90,6 @@ 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)