diff options
| author | Vipin Kumar <vipin.kumar@st.com> | 2012-12-05 20:44:09 +0000 |
|---|---|---|
| committer | Andy Fleming <afleming@freescale.com> | 2013-05-06 16:26:24 -0500 |
| commit | 1f4ca2547c9a3bdaf1e592a08370cba2b139471b (patch) | |
| tree | 6ce402cd4f3163a4f9d7b5c4c8909a3680a2c071 /drivers/mmc | |
| parent | 3ba36d603a6fc2806fc55fd814d8c5cc4ca93547 (diff) | |
| download | u-boot-imx-1f4ca2547c9a3bdaf1e592a08370cba2b139471b.zip u-boot-imx-1f4ca2547c9a3bdaf1e592a08370cba2b139471b.tar.gz u-boot-imx-1f4ca2547c9a3bdaf1e592a08370cba2b139471b.tar.bz2 | |
sdhci: Add sdhci support for spear devices
Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Acked-by: Stefan Roese <sr@denx.de>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/Makefile | 1 | ||||
| -rw-r--r-- | drivers/mmc/spear_sdhci.c | 44 |
2 files changed, 45 insertions, 0 deletions
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile index 1d6faa2..fb6b502 100644 --- a/drivers/mmc/Makefile +++ b/drivers/mmc/Makefile @@ -46,6 +46,7 @@ COBJS-$(CONFIG_SDHCI) += sdhci.o COBJS-$(CONFIG_BCM2835_SDHCI) += bcm2835_sdhci.o COBJS-$(CONFIG_S5P_SDHCI) += s5p_sdhci.o COBJS-$(CONFIG_SH_MMCIF) += sh_mmcif.o +COBJS-$(CONFIG_SPEAR_SDHCI) += spear_sdhci.o COBJS-$(CONFIG_TEGRA_MMC) += tegra_mmc.o COBJS-$(CONFIG_DWMMC) += dw_mmc.o COBJS-$(CONFIG_EXYNOS_DWMMC) += exynos_dw_mmc.o diff --git a/drivers/mmc/spear_sdhci.c b/drivers/mmc/spear_sdhci.c new file mode 100644 index 0000000..23f1f4b --- /dev/null +++ b/drivers/mmc/spear_sdhci.c @@ -0,0 +1,44 @@ +/* + * (C) Copyright 2012 + * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <common.h> +#include <malloc.h> +#include <sdhci.h> + +int spear_sdhci_init(u32 regbase, u32 max_clk, u32 min_clk, u32 quirks) +{ + struct sdhci_host *host = NULL; + host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host)); + if (!host) { + printf("sdhci host malloc fail!\n"); + return 1; + } + + host->name = "sdhci"; + host->ioaddr = (void *)regbase; + host->quirks = quirks; + + if (quirks & SDHCI_QUIRK_REG32_RW) + host->version = sdhci_readl(host, SDHCI_HOST_VERSION - 2) >> 16; + else + host->version = sdhci_readw(host, SDHCI_HOST_VERSION); + + add_sdhci(host, max_clk, min_clk); + return 0; +} |