diff options
| author | Simon Guinot <sguinot@lacie.com> | 2010-10-22 05:29:18 -0400 |
|---|---|---|
| committer | Guenter Roeck <guenter.roeck@ericsson.com> | 2010-10-25 14:11:37 -0700 |
| commit | 0ab83a7ce5c566b84d492d598dc64a19bfaef9ab (patch) | |
| tree | 3fe4d96dbea255b9a4c33861d77b9a1e33a7bb82 /arch/arm | |
| parent | d6fe1360f42e86262153927986dea6502daff703 (diff) | |
Kirkwood: add fan support for Network Space Max v2
Signed-off-by: Simon Guinot <sguinot@lacie.com>
Acked-by: Nicolas Pitre <nico@fluxnic.net>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-kirkwood/netspace_v2-setup.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-kirkwood/netspace_v2-setup.c b/arch/arm/mach-kirkwood/netspace_v2-setup.c index 5e286441b8f4..5ea66f1f4178 100644 --- a/arch/arm/mach-kirkwood/netspace_v2-setup.c +++ b/arch/arm/mach-kirkwood/netspace_v2-setup.c @@ -30,6 +30,7 @@ #include <linux/gpio.h> #include <linux/gpio_keys.h> #include <linux/leds.h> +#include <linux/gpio-fan.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <mach/kirkwood.h> @@ -137,6 +138,46 @@ static struct platform_device netspace_v2_leds = { }; /***************************************************************************** + * GPIO fan + ****************************************************************************/ + +/* Designed for fan 40x40x16: ADDA AD0412LB-D50 6000rpm@12v */ +static struct gpio_fan_speed netspace_max_v2_fan_speed[] = { + { 0, 0 }, + { 1500, 15 }, + { 1700, 14 }, + { 1800, 13 }, + { 2100, 12 }, + { 3100, 11 }, + { 3300, 10 }, + { 4300, 9 }, + { 5500, 8 }, +}; + +static unsigned netspace_max_v2_fan_ctrl[] = { 22, 7, 33, 23 }; + +static struct gpio_fan_alarm netspace_max_v2_fan_alarm = { + .gpio = 25, + .active_low = 1, +}; + +static struct gpio_fan_platform_data netspace_max_v2_fan_data = { + .num_ctrl = ARRAY_SIZE(netspace_max_v2_fan_ctrl), + .ctrl = netspace_max_v2_fan_ctrl, + .alarm = &netspace_max_v2_fan_alarm, + .num_speed = ARRAY_SIZE(netspace_max_v2_fan_speed), + .speed = netspace_max_v2_fan_speed, +}; + +static struct platform_device netspace_max_v2_gpio_fan = { + .name = "gpio-fan", + .id = -1, + .dev = { + .platform_data = &netspace_max_v2_fan_data, + }, +}; + +/***************************************************************************** * General Setup ****************************************************************************/ @@ -205,6 +246,8 @@ static void __init netspace_v2_init(void) platform_device_register(&netspace_v2_leds); platform_device_register(&netspace_v2_gpio_leds); platform_device_register(&netspace_v2_gpio_buttons); + if (machine_is_netspace_max_v2()) + platform_device_register(&netspace_max_v2_gpio_fan); if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 && gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0) |