diff options
| author | John Holland <john.holland@cellent-fs.de> | 2010-02-20 01:11:04 +0300 |
|---|---|---|
| committer | Nicolas Pitre <nico@fluxnic.net> | 2010-02-24 00:44:01 +0300 |
| commit | d5b5746bed1023e4a55f96405422d3e51968fa43 (patch) | |
| tree | 07d9052fb2ae295f84bd2c2cb2d836a56787ddd0 /arch | |
| parent | d7b222d708e6eff0cf47928f439c8bcf49f10bb6 (diff) | |
| download | linux-d5b5746bed1023e4a55f96405422d3e51968fa43.tar.xz | |
[ARM] eSATA SheevaPlug: correlate MPP to SD CD and SD WP
Accept SD CD and SD WP in accordance to
http://plugcomputer.org/data/docs/Sheeva-PowerPlug-V1.3-GTI-090906.pdf
on MPP 47 and 44 respectively on the eSATA SheevaPlug
Signed-off-by: John Holland <john.holland@cellent-fs.de>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
--
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-kirkwood/sheevaplug-setup.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/arch/arm/mach-kirkwood/sheevaplug-setup.c b/arch/arm/mach-kirkwood/sheevaplug-setup.c index bb9bc70381ef..a00879d34d54 100644 --- a/arch/arm/mach-kirkwood/sheevaplug-setup.c +++ b/arch/arm/mach-kirkwood/sheevaplug-setup.c @@ -51,6 +51,11 @@ static struct mvsdio_platform_data sheevaplug_mvsdio_data = { /* unfortunately the CD signal has not been connected */ }; +static struct mvsdio_platform_data sheeva_esata_mvsdio_data = { + .gpio_write_protect = 44, /* MPP44 used as SD write protect */ + .gpio_card_detect = 47, /* MPP47 used as SD card detect */ +}; + static struct gpio_led sheevaplug_led_pins[] = { { .name = "plug:green:health", @@ -79,13 +84,26 @@ static unsigned int sheevaplug_mpp_config[] __initdata = { 0 }; +static unsigned int sheeva_esata_mpp_config[] __initdata = { + MPP29_GPIO, /* USB Power Enable */ + MPP44_GPIO, /* SD Write Protect */ + MPP47_GPIO, /* SD Card Detect */ + MPP49_GPIO, /* LED Green */ + 0 +}; + static void __init sheevaplug_init(void) { /* * Basic setup. Needs to be called early. */ kirkwood_init(); - kirkwood_mpp_conf(sheevaplug_mpp_config); + + /* setup gpio pin select */ + if (machine_is_sheeva_esata()) + kirkwood_mpp_conf(sheeva_esata_mpp_config); + else + kirkwood_mpp_conf(sheevaplug_mpp_config); kirkwood_uart0_init(); kirkwood_nand_init(ARRAY_AND_SIZE(sheevaplug_nand_parts), 25); @@ -101,7 +119,11 @@ static void __init sheevaplug_init(void) if (machine_is_sheeva_esata()) kirkwood_sata_init(&sheeva_esata_sata_data); - kirkwood_sdio_init(&sheevaplug_mvsdio_data); + /* enable sd wp and sd cd on plugs with esata */ + if (machine_is_sheeva_esata()) + kirkwood_sdio_init(&sheeva_esata_mvsdio_data); + else + kirkwood_sdio_init(&sheevaplug_mvsdio_data); platform_device_register(&sheevaplug_leds); } |