From e5752598abfe7037ca5e1582a781ad06cd685313 Mon Sep 17 00:00:00 2001 From: Ulf Samuelsson Date: Sun, 30 Oct 2011 22:35:40 +0100 Subject: [PATCH 1/2] Add MMC debugging Signed-off-by: Ulf Samuelsson --- arch/arm/mach-at91/at91sam9260_devices.c | 2 ++ arch/arm/mach-at91/board-sam9g20ek.c | 5 ++++- 2 files changed, 6 insertions(+), 1 deletions(-) diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index 07eb7b0..8c1738f 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -332,6 +332,7 @@ void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) switch (i) { case 0: /* CMD */ + printk(KERN_INFO, "AT91 SD slot 0 init"); at91_set_A_periph(AT91_PIN_PA7, 1); /* DAT0, maybe DAT1..DAT3 */ at91_set_A_periph(AT91_PIN_PA6, 1); @@ -344,6 +345,7 @@ void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) break; case 1: /* CMD */ + printk(KERN_INFO, "AT91 SD slot 1 init"); at91_set_B_periph(AT91_PIN_PA1, 1); /* DAT0, maybe DAT1..DAT3 */ at91_set_B_periph(AT91_PIN_PA0, 1); diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c index 7e110e1..1e0135e 100644 --- a/arch/arm/mach-at91/board-sam9g20ek.c +++ b/arch/arm/mach-at91/board-sam9g20ek.c @@ -56,7 +56,7 @@ #define HAVE_2MMC (1 << 0) static int inline ek_have_2mmc(void) { - return machine_is_at91sam9g20ek_2mmc() || (system_rev & HAVE_2MMC); + return machine_is_at91sam9g20ek_2mmc() || (system_rev & HAVE_2MMC); } @@ -241,6 +241,9 @@ static void __init ek_add_device_mmc(void) if (ek_have_2mmc()) { ek_mmc_data.slot[0].bus_width = 4; ek_mmc_data.slot[0].detect_pin = AT91_PIN_PC2; + printk(KERN_INFO, "AT91 MCI: Two MMC Slots"); + } else { + printk(KERN_INFO, "AT91 MCI: One MMC Slot"); } at91_add_device_mci(0, &ek_mmc_data); #else -- 1.7.5.4