diff options
| author | Russ Dill <Russ.Dill@ti.com> | 2012-05-10 01:19:15 +0400 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2012-05-10 01:19:15 +0400 |
| commit | 1afb82e4529f7e1876f6c2ceebc40ac284558eec (patch) | |
| tree | 9b775288db33b0331b0fba3bee1804d74d823ca6 /arch/arm/mach-omap2/board-omap3beagle.c | |
| parent | 44bb3198d7213af23bfc065e817dc8e7a1b907f9 (diff) | |
| download | linux-1afb82e4529f7e1876f6c2ceebc40ac284558eec.tar.xz | |
ARM: OMAP: Mark Beagleboard-xM MMC bus as 4-bit
On Beagleboard-xM (all revisions) only MMC1_DAT0-MMC1_DAT3 are wired up.
Tested on Beagleboard-xM Rev C1 and Beagleboard Rev B4.
Signed-off-by: Russ Dill <Russ.Dill@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3beagle.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3beagle.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 7be8d659d91d..ae7d3a737baf 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -83,11 +83,13 @@ static struct { int usb_pwr_level; int reset_gpio; int usr_button_gpio; + int mmc_caps; } beagle_config = { .mmc1_gpio_wp = -EINVAL, .usb_pwr_level = GPIOF_OUT_INIT_LOW, .reset_gpio = 129, .usr_button_gpio = 4, + .mmc_caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, }; static struct gpio omap3_beagle_rev_gpios[] __initdata = { @@ -145,10 +147,12 @@ static void __init omap3_beagle_init_rev(void) printk(KERN_INFO "OMAP3 Beagle Rev: xM Ax/Bx\n"); omap3_beagle_version = OMAP3BEAGLE_BOARD_XM; beagle_config.usb_pwr_level = GPIOF_OUT_INIT_HIGH; + beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA; break; case 2: printk(KERN_INFO "OMAP3 Beagle Rev: xM C\n"); omap3_beagle_version = OMAP3BEAGLE_BOARD_XMC; + beagle_config.mmc_caps &= ~MMC_CAP_8_BIT_DATA; break; default: printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev); @@ -251,7 +255,7 @@ static void __init beagle_display_init(void) static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, + .caps = MMC_CAP_4_BIT_DATA, .gpio_wp = -EINVAL, .deferred = true, }, @@ -523,6 +527,7 @@ static void __init omap3_beagle_init(void) if (beagle_config.mmc1_gpio_wp != -EINVAL) omap_mux_init_gpio(beagle_config.mmc1_gpio_wp, OMAP_PIN_INPUT); + mmc[0].caps = beagle_config.mmc_caps; omap_hsmmc_init(mmc); omap3_beagle_i2c_init(); |