From 63509e3c03ae22000c642e33b5006769d1b5db86 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Mon, 4 Oct 2010 16:58:01 -0700 Subject: [PATCH] omap: Keep nwires for omap1 and 2420 MMC controller A patch from Sukumar Ghorai changed the nwires to use caps instead. However, nwires is still needed for the earlier controller. Signed-off-by: Tony Lindgren Acked-by: Sukumar Ghorai Signed-off-by: Ming Lei --- arch/arm/mach-omap2/board-n8x0.c | 2 +- arch/arm/plat-omap/include/plat/mmc.h | 9 ++++++--- drivers/mmc/host/omap.c | 2 +- 3 files changed, 8 insertions(+), 5 deletions(-) diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index 7a93bd5b24c5..8fd226989b25 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -488,7 +488,7 @@ static struct omap_mmc_platform_data mmc1_data = { .max_freq = 24000000, .dma_mask = 0xffffffff, .slots[0] = { - .caps = MMC_CAP_4_BIT_DATA, + .wires = 4, .set_power = n8x0_mmc_set_power, .set_bus_mode = n8x0_mmc_set_bus_mode, .get_cover_state = n8x0_mmc_get_cover_state, diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h index 4f819fc261b7..c5f35f87deaa 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/arch/arm/plat-omap/include/plat/mmc.h @@ -73,9 +73,12 @@ struct omap_mmc_platform_data { struct omap_mmc_slot_data { - /* 4/8 wires and any additional host capabilities - * need to OR'd all capabilities (ref. linux/mmc/host.h) */ - u32 caps; + /* + * 4/8 wires and any additional host capabilities + * need to OR'd all capabilities (ref. linux/mmc/host.h) + */ + u8 wires; /* Used for the MMC driver on omap1 and 2420 */ + u32 caps; /* Used for the MMC driver on 2430 and later */ /* * nomux means "standard" muxing is wrong on this board, and diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index a9d62cfa87a2..d98ddcfac5e5 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1317,7 +1317,7 @@ static int __init mmc_omap_new_slot(struct mmc_omap_host *host, int id) host->slots[id] = slot; mmc->caps = 0; - if (host->pdata->slots[id].caps & MMC_CAP_8_BIT_DATA) + if (host->pdata->slots[id].wires >= 4) mmc->caps |= MMC_CAP_4_BIT_DATA; mmc->ops = &mmc_omap_ops; -- GitLab