X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=arch%2Farm%2Fmach-at91%2Fboard-sam9g20ek.c;h=ca8198b3c168bb8a333dc3d08102b082a73e66c4;hp=6ea9808b8868d53a0c7cefd1926f921eadd82633;hb=d2ecad9faca2221ae6f664f146f0dcae661bf39d;hpb=eb3bbf805f8509f03ee479becf8c2f00737e1efb

diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index 6ea9808b8868..ca8198b3c168 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -47,6 +47,18 @@
 #include "sam9_smc.h"
 #include "generic.h"
 
+/*
+ * board revision encoding
+ * bit 0:
+ * 	0 => 1 sd/mmc slot
+ * 	1 => 2 sd/mmc slots connectors (board from revision C)
+ */
+#define HAVE_2MMC	(1 << 0)
+static int inline ek_have_2mmc(void)
+{
+	return machine_is_at91sam9g20ek_2mmc() || (system_rev & HAVE_2MMC);
+}
+
 
 static void __init ek_map_io(void)
 {
@@ -94,7 +106,7 @@ static struct at91_udc_data __initdata ek_udc_data = {
  * SPI devices.
  */
 static struct spi_board_info ek_spi_devices[] = {
-#if !defined(CONFIG_MMC_AT91)
+#if !(defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_AT91))
 	{	/* DataFlash chip */
 		.modalias	= "mtd_dataflash",
 		.chip_select	= 1,
@@ -121,6 +133,13 @@ static struct at91_eth_data __initdata ek_macb_data = {
 	.is_rmii	= 1,
 };
 
+static void __init ek_add_device_macb(void)
+{
+	if (ek_have_2mmc())
+		ek_macb_data.phy_irq_pin = AT91_PIN_PB0;
+
+	at91_add_device_eth(&ek_macb_data);
+}
 
 /*
  * NAND flash
@@ -198,13 +217,36 @@ static void __init ek_add_device_nand(void)
 
 /*
  * MCI (SD/MMC)
- * det_pin, wp_pin and vcc_pin are not connected
+ * wp_pin and vcc_pin are not connected
  */
+#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
+static struct mci_platform_data __initdata ek_mmc_data = {
+	.slot[1] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC9,
+	},
+
+};
+#else
 static struct at91_mmc_data __initdata ek_mmc_data = {
-	.slot_b		= 1,
+	.slot_b		= 1,	/* Only one slot so use slot B */
 	.wire4		= 1,
+	.det_pin	= AT91_PIN_PC9,
 };
+#endif
 
+static void __init ek_add_device_mmc(void)
+{
+#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
+	if (ek_have_2mmc()) {
+		ek_mmc_data.slot[0].bus_width = 4;
+		ek_mmc_data.slot[0].detect_pin = AT91_PIN_PC2;
+	}
+	at91_add_device_mci(0, &ek_mmc_data);
+#else
+	at91_add_device_mmc(0, &ek_mmc_data);
+#endif
+}
 
 /*
  * LEDs
@@ -223,6 +265,15 @@ static struct gpio_led ek_leds[] = {
 	}
 };
 
+static void __init ek_add_device_gpio_leds(void)
+{
+	if (ek_have_2mmc()) {
+		ek_leds[0].gpio = AT91_PIN_PB8;
+		ek_leds[1].gpio = AT91_PIN_PB9;
+	}
+
+	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+}
 
 /*
  * GPIO Buttons
@@ -336,15 +387,15 @@ static void __init ek_board_init(void)
 	/* NAND */
 	ek_add_device_nand();
 	/* Ethernet */
-	at91_add_device_eth(&ek_macb_data);
+	ek_add_device_macb();
 	/* Regulators */
 	ek_add_regulators();
 	/* MMC */
-	at91_add_device_mmc(0, &ek_mmc_data);
+	ek_add_device_mmc();
 	/* I2C */
 	at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
 	/* LEDs */
-	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+	ek_add_device_gpio_leds();
 	/* Push Buttons */
 	ek_add_device_buttons();
 	/* PCK0 provides MCLK to the WM8731 */
@@ -355,8 +406,15 @@ static void __init ek_board_init(void)
 
 MACHINE_START(AT91SAM9G20EK, "Atmel AT91SAM9G20-EK")
 	/* Maintainer: Atmel */
-	.phys_io	= AT91_BASE_SYS,
-	.io_pg_offst	= (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+	.boot_params	= AT91_SDRAM_BASE + 0x100,
+	.timer		= &at91sam926x_timer,
+	.map_io		= ek_map_io,
+	.init_irq	= ek_init_irq,
+	.init_machine	= ek_board_init,
+MACHINE_END
+
+MACHINE_START(AT91SAM9G20EK_2MMC, "Atmel AT91SAM9G20-EK 2 MMC Slot Mod")
+	/* Maintainer: Atmel */
 	.boot_params	= AT91_SDRAM_BASE + 0x100,
 	.timer		= &at91sam926x_timer,
 	.map_io		= ek_map_io,