From a5950f8dfb87622176e01be41642db66bef8b817 Mon Sep 17 00:00:00 2001 From: Kouei Abe Date: Sat, 13 May 2017 15:51:18 +0200 Subject: [PATCH] mmc: sh_sdhi: Add SDHI support R-Car Gen3 series have four SD card interfaces (SDHI0 to SDHI3), two of which can also be used as MMC interfaces (SDHI2 and SDHI3). This adds High-speed mode SD clock frequency between 25MHz and 50MHz, 8bit/4bit bus width, high capacity and low voltage device support. Signed-off-by: Kouei Abe Cc: Hiroyuki Yokoyama Cc: Nobuhiro Iwamatsu Cc: Jaehoon Chung Reviewed-by: Nobuhiro Iwamatsu Reviewed-by: Jaehoon Chung --- drivers/mmc/sh_sdhi.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/mmc/sh_sdhi.c b/drivers/mmc/sh_sdhi.c index c64beb6e2a..d181b63905 100644 --- a/drivers/mmc/sh_sdhi.c +++ b/drivers/mmc/sh_sdhi.c @@ -698,6 +698,19 @@ static const struct mmc_ops sh_sdhi_ops = { .init = sh_sdhi_initialize, }; +#ifdef CONFIG_RCAR_GEN3 +static struct mmc_config sh_sdhi_cfg = { + .name = DRIVER_NAME, + .ops = &sh_sdhi_ops, + .f_min = CLKDEV_INIT, + .f_max = CLKDEV_HS_DATA, + .voltages = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34, + .host_caps = MMC_MODE_4BIT | MMC_MODE_8BIT | MMC_MODE_HS | + MMC_MODE_HS_52MHz, + .part_type = PART_TYPE_DOS, + .b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT, +}; +#else static struct mmc_config sh_sdhi_cfg = { .name = DRIVER_NAME, .ops = &sh_sdhi_ops, @@ -708,6 +721,7 @@ static struct mmc_config sh_sdhi_cfg = { .part_type = PART_TYPE_DOS, .b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT, }; +#endif int sh_sdhi_init(unsigned long addr, int ch, unsigned long quirks) { -- 2.25.1