diff options
| author | Simon Guinot <sguinot@lacie.com> | 2010-02-09 23:21:50 +0300 |
|---|---|---|
| committer | Nicolas Pitre <nico@fluxnic.net> | 2010-02-10 04:49:01 +0300 |
| commit | 7a15726cb4aca67150b93a5ce5413efe6e87c95d (patch) | |
| tree | f53a38d3ba57561b0630803f3b216bf5cc5155c1 /arch/arm/mach-orion5x/d2net-setup.c | |
| parent | d74b96a73a99853708d6b278c2ce683657fa1ec5 (diff) | |
| download | linux-7a15726cb4aca67150b93a5ce5413efe6e87c95d.tar.xz | |
[ARM] Orion5x: enable SATA LED blinking for d2net
Signed-off-by: Simon Guinot <sguinot@lacie.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
Diffstat (limited to 'arch/arm/mach-orion5x/d2net-setup.c')
| -rw-r--r-- | arch/arm/mach-orion5x/d2net-setup.c | 41 |
1 files changed, 17 insertions, 24 deletions
diff --git a/arch/arm/mach-orion5x/d2net-setup.c b/arch/arm/mach-orion5x/d2net-setup.c index 0420e45f66b7..7130904ad999 100644 --- a/arch/arm/mach-orion5x/d2net-setup.c +++ b/arch/arm/mach-orion5x/d2net-setup.c @@ -149,10 +149,7 @@ static void __init d2net_sata_power_init(void) /* * The blue front LED is wired to the CPLD and can blink in relation with the - * SATA activity. This feature is disabled to make this LED compatible with - * the leds-gpio driver: MPP14 and MPP15 are configured to act like output - * GPIO's and have to stay in an active state. This is needed to set the blue - * LED in a "fix on" state regardless of the SATA activity. + * SATA activity. * * The following array detail the different LED registers and the combination * of their possible values: @@ -171,12 +168,11 @@ static void __init d2net_sata_power_init(void) #define D2NET_GPIO_RED_LED 6 #define D2NET_GPIO_BLUE_LED_BLINK_CTRL 16 #define D2NET_GPIO_BLUE_LED_OFF 23 -#define D2NET_GPIO_SATA0_ACT 14 -#define D2NET_GPIO_SATA1_ACT 15 static struct gpio_led d2net_leds[] = { { - .name = "d2net:blue:power", + .name = "d2net:blue:sata", + .default_trigger = "default-on", .gpio = D2NET_GPIO_BLUE_LED_OFF, .active_low = 1, }, @@ -201,25 +197,22 @@ static struct platform_device d2net_gpio_leds = { static void __init d2net_gpio_leds_init(void) { + int err; + /* Configure GPIO over MPP max number. */ orion_gpio_set_valid(D2NET_GPIO_BLUE_LED_OFF, 1); - if (gpio_request(D2NET_GPIO_SATA0_ACT, "LED SATA0 activity") != 0) - return; - if (gpio_direction_output(D2NET_GPIO_SATA0_ACT, 1) != 0) - goto err_free_1; - if (gpio_request(D2NET_GPIO_SATA1_ACT, "LED SATA1 activity") != 0) - goto err_free_1; - if (gpio_direction_output(D2NET_GPIO_SATA1_ACT, 1) != 0) - goto err_free_2; - platform_device_register(&d2net_gpio_leds); - return; + /* Configure register blink_ctrl to allow SATA activity LED blinking. */ + err = gpio_request(D2NET_GPIO_BLUE_LED_BLINK_CTRL, "blue LED blink"); + if (err == 0) { + err = gpio_direction_output(D2NET_GPIO_BLUE_LED_BLINK_CTRL, 1); + if (err) + gpio_free(D2NET_GPIO_BLUE_LED_BLINK_CTRL); + } + if (err) + pr_err("d2net: failed to configure blue LED blink GPIO\n"); -err_free_2: - gpio_free(D2NET_GPIO_SATA1_ACT); -err_free_1: - gpio_free(D2NET_GPIO_SATA0_ACT); - return; + platform_device_register(&d2net_gpio_leds); } /**************************************************************************** @@ -289,8 +282,8 @@ static struct orion5x_mpp_mode d2net_mpp_modes[] __initdata = { { 11, MPP_UNUSED }, { 12, MPP_GPIO }, /* SATA 1 power */ { 13, MPP_UNUSED }, - { 14, MPP_GPIO }, /* SATA 0 active */ - { 15, MPP_GPIO }, /* SATA 1 active */ + { 14, MPP_SATA_LED }, /* SATA 0 active */ + { 15, MPP_SATA_LED }, /* SATA 1 active */ { 16, MPP_GPIO }, /* Blue front LED blink control */ { 17, MPP_UNUSED }, { 18, MPP_GPIO }, /* Front button (0 = Released, 1 = Pushed ) */ |