Tegra: MMC: Add DT support to MMC driver for all T20 boards

[oweals/u-boot.git] / arch / arm / include / asm / arch-tegra / tegra_mmc.h

diff --git a/arch/arm/include/asm/arch-tegra/tegra_mmc.h b/arch/arm/include/asm/arch-tegra/tegra_mmc.h
index dd746cae0d0032004c3c4681b3259d30fc339b6b..bd18f5f75b4a70875a08cac89751933f087c5002 100644 (file)
--- a/arch/arm/include/asm/arch-tegra/tegra_mmc.h
+++ b/arch/arm/include/asm/arch-tegra/tegra_mmc.h
@@ -27,6 +27,8 @@
 #define TEGRA_SDMMC3_BASE      0xC8000400
 #define TEGRA_SDMMC4_BASE      0xC8000600
 
+#define MAX_HOSTS              4       /* Max number of 'hosts'/controllers */
+
 #ifndef __ASSEMBLY__
 struct tegra_mmc {
        unsigned int    sysad;          /* _SYSTEM_ADDRESS_0 */
@@ -119,12 +121,15 @@ struct tegra_mmc {
 
 struct mmc_host {
        struct tegra_mmc *reg;
+       int id;                 /* device id/number, 0-3 */
+       int enabled;            /* 1 to enable, 0 to disable */
+       int width;              /* Bus Width, 1, 4 or 8 */
+       enum periph_id mmc_id;  /* Peripheral ID: PERIPH_ID_... */
+       struct fdt_gpio_state cd_gpio;          /* Change Detect GPIO */
+       struct fdt_gpio_state pwr_gpio;         /* Power GPIO */
+       struct fdt_gpio_state wp_gpio;          /* Write Protect GPIO */
        unsigned int version;   /* SDHCI spec. version */
        unsigned int clock;     /* Current clock (MHz) */
-       unsigned int base;      /* Base address, SDMMC1/2/3/4 */
-       enum periph_id mmc_id;  /* Peripheral ID: PERIPH_ID_... */
-       int pwr_gpio;           /* Power GPIO */
-       int cd_gpio;            /* Change Detect GPIO */
 };
 
 #endif /* __ASSEMBLY__ */