omap mmc: extended to pass host capabilities from board file

Message ID	1284562163-2828-1-git-send-email-s-ghorai@ti.com (mailing list archive)
State	Accepted
Commit	188b6c8793565b4d45302b515e892ea78a8aaaa5
Delegated to:	Tony Lindgren
Headers	show Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.3) with ESMTP id o8FEnr9h028770 for <patchwork-omap@patchwork.kernel.org>; Wed, 15 Sep 2010 14:49:53 GMT From: Sukumar Ghorai <s-ghorai@ti.com> To: linux-omap@vger.kernel.org Cc: linux-mmc@vger.kernel.org, Sukumar Ghorai <s-ghorai@ti.com> Subject: [PATCH] omap mmc: extended to pass host capabilities from board file Date: Wed, 15 Sep 2010 20:19:23 +0530 Message-Id: <1284562163-2828-1-git-send-email-s-ghorai@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk

diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 8538e41..fc178a0 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -19,6 +19,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#include <linux/mmc/host.h> #include <linux/delay.h> #include <linux/i2c/twl.h> #include <linux/err.h> @@ -190,7 +191,7 @@ static int __init omap2430_i2c_init(void) static struct omap2_hsmmc_info mmc[] __initdata = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .ext_clock = 1, diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 67b95b5..3eb9839 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -24,6 +24,7 @@ #include <linux/regulator/machine.h> #include <linux/io.h> #include <linux/gpio.h> +#include <linux/mmc/host.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -353,12 +354,12 @@ static struct omap2_hsmmc_info mmc[] = { /* 8 bits (default) requires S6.3 == ON, * so the SIM card isn't used; else 4 bits. */ - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = 4, }, { .mmc = 2, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = 7, }, {} /* Terminator */ diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 9447644..e379bef 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -193,12 +193,12 @@ static struct omap_musb_board_data musb_board_data = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = -EINVAL, }, { .mmc = 2, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .nonremovable = true, diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index e10bc10..b72009a 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -31,6 +31,7 @@ #include <linux/i2c/at24.h> #include <linux/i2c/twl.h> #include <linux/regulator/machine.h> +#include <linux/mmc/host.h> #include <linux/spi/spi.h> #include <linux/spi/tdo24m.h> @@ -579,14 +580,14 @@ static struct twl4030_keypad_data cm_t35_kp_data = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, { .mmc = 2, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .transceiver = 1, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index a07086d..de5e2c2 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -28,6 +28,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> +#include <linux/mmc/host.h> #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> @@ -105,7 +106,7 @@ static struct omap_nand_platform_data devkit8000_nand_data = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = 29, }, {} /* Terminator */ diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 175f043..f3f0280 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -20,6 +20,7 @@ #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> +#include <linux/mmc/host.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -248,13 +249,13 @@ static struct regulator_init_data igep2_vmmc2 = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, { .mmc = 2, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index 00d9b13..58698e3 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -27,6 +27,7 @@ #include <linux/i2c/twl.h> #include <linux/io.h> #include <linux/smsc911x.h> +#include <linux/mmc/host.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -362,7 +363,7 @@ static int __init omap_i2c_init(void) static struct omap2_hsmmc_info mmc[] __initdata = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index a3e2b49..64ef167 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -487,7 +487,7 @@ static struct omap_mmc_platform_data mmc1_data = { .max_freq = 24000000, .dma_mask = 0xffffffff, .slots[0] = { - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .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/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 87969c7..51493f5 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -27,6 +27,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> +#include <linux/mmc/host.h> #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> @@ -166,7 +167,7 @@ static void __init beagle_display_init(void) static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = 29, }, {} /* Terminator */ diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index f76d9c0..523ba55 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -31,6 +31,7 @@ #include <linux/smsc911x.h> #include <linux/regulator/machine.h> +#include <linux/mmc/host.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -370,7 +371,7 @@ static struct regulator_init_data omap3evm_vsim = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = 63, }, diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index dd3af2b..2d2e6fc 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -32,6 +32,7 @@ #include <linux/input.h> #include <linux/input/matrix_keypad.h> #include <linux/gpio_keys.h> +#include <linux/mmc/host.h> #include <linux/mmc/card.h> #include <asm/mach-types.h> @@ -276,14 +277,14 @@ static void pandora_wl1251_init_card(struct mmc_card *card) static struct omap2_hsmmc_info omap3pandora_mmc[] = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = 126, .ext_clock = 0, }, { .mmc = 2, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = 127, .ext_clock = 1, @@ -291,7 +292,7 @@ static struct omap2_hsmmc_info omap3pandora_mmc[] = { }, { .mmc = 3, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .init_card = pandora_wl1251_init_card, diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index bcd01d2..c1b881d 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -26,6 +26,7 @@ #include <linux/regulator/machine.h> #include <linux/i2c/twl.h> +#include <linux/mmc/host.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -275,7 +276,7 @@ static struct regulator_init_data omap3stalker_vsim = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = 23, }, diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 663c62d..9ab18fd 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -27,6 +27,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/nand.h> +#include <linux/mmc/host.h> #include <plat/mcspi.h> #include <linux/spi/spi.h> @@ -108,7 +109,7 @@ static struct omap_nand_platform_data omap3touchbook_nand_data = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = 29, }, {} /* Terminator */ diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index c03d1d5..81e756d 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -56,7 +56,7 @@ static struct omap_musb_board_data musb_board_data = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = -EINVAL, }, {} /* Terminator */ diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 4c48436..93441e5 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -32,6 +32,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> +#include <linux/mmc/host.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -303,13 +304,13 @@ static void __init overo_flash_init(void) static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, }, { .mmc = 2, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .transceiver = true, diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index 9a5eb87..a3dbaa7 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -302,7 +302,7 @@ static struct omap2_hsmmc_info mmc[] __initdata = { { .name = "external", .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .cover_only = true, .gpio_cd = 160, .gpio_wp = -EINVAL, @@ -311,7 +311,8 @@ static struct omap2_hsmmc_info mmc[] __initdata = { { .name = "internal", .mmc = 2, - .wires = 8, /* See also rx51_mmc2_remux */ + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, + /* See also rx51_mmc2_remux */ .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .nonremovable = true, diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c index 6b39849..e5eac46 100644 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -16,6 +16,7 @@ #include <linux/gpio.h> #include <linux/i2c/twl.h> #include <linux/regulator/machine.h> +#include <linux/mmc/host.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -155,14 +156,14 @@ static struct omap2_hsmmc_info mmc[] __initdata = { { .name = "external", .mmc = 1, - .wires = 4, + .caps = MMC_CAP_4_BIT_DATA, .gpio_wp = -EINVAL, .power_saving = true, }, { .name = "internal", .mmc = 2, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .nonremovable = true, diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 2dbb265..9390750 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -624,7 +624,7 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, omap_mux_init_signal("sdmmc_dat0", 0); omap_mux_init_signal("sdmmc_dat_dir0", 0); omap_mux_init_signal("sdmmc_cmd_dir", 0); - if (mmc_controller->slots[0].wires == 4) { + if (mmc_controller->slots[0].caps & MMC_CAP_4_BIT_DATA) { omap_mux_init_signal("sdmmc_dat1", 0); omap_mux_init_signal("sdmmc_dat2", 0); omap_mux_init_signal("sdmmc_dat3", 0); @@ -652,8 +652,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("sdmmc1_dat0", OMAP_PIN_INPUT_PULLUP); - if (mmc_controller->slots[0].wires == 4 || - mmc_controller->slots[0].wires == 8) { + if (mmc_controller->slots[0].caps & + (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)) { omap_mux_init_signal("sdmmc1_dat1", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("sdmmc1_dat2", @@ -661,7 +661,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, omap_mux_init_signal("sdmmc1_dat3", OMAP_PIN_INPUT_PULLUP); } - if (mmc_controller->slots[0].wires == 8) { + if (mmc_controller->slots[0].caps & + MMC_CAP_8_BIT_DATA) { omap_mux_init_signal("sdmmc1_dat4", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("sdmmc1_dat5", @@ -685,8 +686,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, * For 8 wire configurations, Lines DAT4, 5, 6 and 7 need to be muxed * in the board-*.c files */ - if (mmc_controller->slots[0].wires == 4 || - mmc_controller->slots[0].wires == 8) { + if (mmc_controller->slots[0].caps & + (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA)) { omap_mux_init_signal("sdmmc2_dat1", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("sdmmc2_dat2", @@ -694,7 +695,8 @@ static inline void omap2_mmc_mux(struct omap_mmc_platform_data *mmc_controller, omap_mux_init_signal("sdmmc2_dat3", OMAP_PIN_INPUT_PULLUP); } - if (mmc_controller->slots[0].wires == 8) { + if (mmc_controller->slots[0].caps & + MMC_CAP_8_BIT_DATA) { omap_mux_init_signal("sdmmc2_dat4.sdmmc2_dat4", OMAP_PIN_INPUT_PULLUP); omap_mux_init_signal("sdmmc2_dat5.sdmmc2_dat5", diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index c8f647b..87ce6ff 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -258,7 +258,7 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers) "mmc%islot%i", c->mmc, 1); mmc->slots[0].name = hc->name; mmc->nr_slots = 1; - mmc->slots[0].wires = c->wires; + mmc->slots[0].caps = c->caps; mmc->slots[0].internal_clock = !c->ext_clock; mmc->dma_mask = 0xffffffff; @@ -316,16 +316,20 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info *controllers) } /* Omap3630 HSMMC1 supports only 4-bit */ - if (cpu_is_omap3630() && c->wires > 4) { - c->wires = 4; - mmc->slots[0].wires = c->wires; + if (cpu_is_omap3630() && + (c->caps & MMC_CAP_8_BIT_DATA)) { + c->caps &= ~MMC_CAP_8_BIT_DATA; + c->caps |= MMC_CAP_4_BIT_DATA; + mmc->slots[0].caps = c->caps; } break; case 2: if (c->ext_clock) c->transceiver = 1; - if (c->transceiver && c->wires > 4) - c->wires = 4; + if (c->transceiver && (c->caps & MMC_CAP_8_BIT_DATA)) { + c->caps &= ~MMC_CAP_8_BIT_DATA; + c->caps |= MMC_CAP_4_BIT_DATA; + } /* FALLTHROUGH */ case 3: if (mmc->slots[0].features & HSMMC_HAS_PBIAS) { diff --git a/arch/arm/mach-omap2/hsmmc.h b/arch/arm/mach-omap2/hsmmc.h index 1fe6f01..281e972 100644 --- a/arch/arm/mach-omap2/hsmmc.h +++ b/arch/arm/mach-omap2/hsmmc.h @@ -10,7 +10,8 @@ struct mmc_card; struct omap2_hsmmc_info { u8 mmc; /* controller 1/2/3 */ - u8 wires; /* 1/4/8 wires */ + u32 caps; /* 4/8 wires and any additional host + * capabilities OR'd (ref. linux/mmc/host.h) */ bool transceiver; /* MMC-2 option */ bool ext_clock; /* use external pin for input clock */ bool cover_only; /* No card detect - just cover switch */ diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h index 9b89ec6..4f819fc 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/arch/arm/plat-omap/include/plat/mmc.h @@ -73,10 +73,9 @@ struct omap_mmc_platform_data { struct omap_mmc_slot_data { - /* 4 wire signaling is optional, and is used for SD/SDIO/HSMMC; - * 8 wire signaling is also optional, and is used with HSMMC - */ - u8 wires; + /* 4/8 wires and any additional host capabilities + * need to OR'd all capabilities (ref. linux/mmc/host.h) */ + u32 caps; /* * 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 d98ddcf..a9d62cf 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].wires >= 4) + if (host->pdata->slots[id].caps & MMC_CAP_8_BIT_DATA) mmc->caps |= MMC_CAP_4_BIT_DATA; mmc->ops = &mmc_omap_ops; diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 1c359f0..fe1d391 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -2124,23 +2124,9 @@ static int __init omap_hsmmc_probe(struct platform_device *pdev) mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_ERASE; - switch (mmc_slot(host).wires) { - case 8: - mmc->caps |= MMC_CAP_8_BIT_DATA; - /* Fall through */ - case 4: + mmc->caps |= mmc_slot(host).caps; + if (mmc->caps & MMC_CAP_8_BIT_DATA) mmc->caps |= MMC_CAP_4_BIT_DATA; - break; - case 1: - /* Nothing to crib here */ - case 0: - /* Assuming nothing was given by board, Core use's 1-Bit */ - break; - default: - /* Completely unexpected.. Core goes with 1-Bit Width */ - dev_crit(mmc_dev(host->mmc), "Invalid width %d\n used!" - "using 1 instead\n", mmc_slot(host).wires); - } if (mmc_slot(host).nonremovable) mmc->caps |= MMC_CAP_NONREMOVABLE;

omap mmc: extended to pass host capabilities from board file

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