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authorJohn Holland <john.holland@cellent-fs.de>2010-02-19 23:11:04 +0100
committerNicolas Pitre <nico@fluxnic.net>2010-02-23 16:44:01 -0500
commitd5b5746bed1023e4a55f96405422d3e51968fa43 (patch)
tree07d9052fb2ae295f84bd2c2cb2d836a56787ddd0
parentd7b222d708e6eff0cf47928f439c8bcf49f10bb6 (diff)
[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> --
-rw-r--r--arch/arm/mach-kirkwood/sheevaplug-setup.c26
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 bb9bc70381e..a00879d34d5 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);
}