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[ARM] eSATA SheevaPlug: correlate MPP to SD CD and SD WP

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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>
--
This commit is contained in:
John Holland 2010-02-19 23:11:04 +01:00 committed by Nicolas Pitre
parent d7b222d708
commit d5b5746bed
1 changed files with 24 additions and 2 deletions
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26
arch/arm/mach-kirkwood/sheevaplug-setup.c
View file

@ -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);
}