X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Fsdhci.h;h=aa4378fd5797cf6db4ca129ab3a14283082008fb;hb=1ebf50d9bb3ae844cc05b7e720e7a34ab53557c8;hp=7e84012f60ec2b840a6abd64c139282e48baa37b;hpb=e7881d85a94b2e35b12a163c3af671057e9ca5e8;p=oweals%2Fu-boot.git diff --git a/include/sdhci.h b/include/sdhci.h index 7e84012f60..aa4378fd57 100644 --- a/include/sdhci.h +++ b/include/sdhci.h @@ -1,15 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ /* * Copyright 2011, Marvell Semiconductor Inc. * Lei Wen * - * SPDX-License-Identifier: GPL-2.0+ - * * Back ported to the 8xx platform (from the 8260 platform) by * Murray.Jensen@cmst.csiro.au, 27-Jan-01. */ #ifndef __SDHCI_HW_H #define __SDHCI_HW_H +#include #include #include #include @@ -145,7 +145,23 @@ #define SDHCI_ACMD12_ERR 0x3C -/* 3E-3F reserved */ +#define SDHCI_HOST_CONTROL2 0x3E +#define SDHCI_CTRL_UHS_MASK 0x0007 +#define SDHCI_CTRL_UHS_SDR12 0x0000 +#define SDHCI_CTRL_UHS_SDR25 0x0001 +#define SDHCI_CTRL_UHS_SDR50 0x0002 +#define SDHCI_CTRL_UHS_SDR104 0x0003 +#define SDHCI_CTRL_UHS_DDR50 0x0004 +#define SDHCI_CTRL_HS400 0x0005 /* Non-standard */ +#define SDHCI_CTRL_VDD_180 0x0008 +#define SDHCI_CTRL_DRV_TYPE_MASK 0x0030 +#define SDHCI_CTRL_DRV_TYPE_B 0x0000 +#define SDHCI_CTRL_DRV_TYPE_A 0x0010 +#define SDHCI_CTRL_DRV_TYPE_C 0x0020 +#define SDHCI_CTRL_DRV_TYPE_D 0x0030 +#define SDHCI_CTRL_EXEC_TUNING 0x0040 +#define SDHCI_CTRL_TUNED_CLK 0x0080 +#define SDHCI_CTRL_PRESET_VAL_ENABLE 0x8000 #define SDHCI_CAPABILITIES 0x40 #define SDHCI_TIMEOUT_CLK_MASK 0x0000003F @@ -167,6 +183,11 @@ #define SDHCI_CAN_64BIT BIT(28) #define SDHCI_CAPABILITIES_1 0x44 +#define SDHCI_SUPPORT_SDR50 0x00000001 +#define SDHCI_SUPPORT_SDR104 0x00000002 +#define SDHCI_SUPPORT_DDR50 0x00000004 +#define SDHCI_USE_SDR50_TUNING 0x00002000 + #define SDHCI_CLOCK_MUL_MASK 0x00FF0000 #define SDHCI_CLOCK_MUL_SHIFT 16 @@ -182,6 +203,7 @@ /* 55-57 reserved */ #define SDHCI_ADMA_ADDRESS 0x58 +#define SDHCI_ADMA_ADDRESS_HI 0x5c /* 60-FB reserved */ @@ -213,8 +235,15 @@ #define SDHCI_QUIRK_BROKEN_R1B (1 << 2) #define SDHCI_QUIRK_NO_HISPD_BIT (1 << 3) #define SDHCI_QUIRK_BROKEN_VOLTAGE (1 << 4) +/* + * SDHCI_QUIRK_BROKEN_HISPD_MODE + * the hardware cannot operate correctly in high-speed mode, + * this quirk forces the sdhci host-controller to non high-speed mode + */ +#define SDHCI_QUIRK_BROKEN_HISPD_MODE BIT(5) #define SDHCI_QUIRK_WAIT_SEND_CMD (1 << 6) #define SDHCI_QUIRK_USE_WIDE8 (1 << 8) +#define SDHCI_QUIRK_NO_1_8_V (1 << 9) /* to make gcc happy */ struct sdhci_host; @@ -235,10 +264,45 @@ struct sdhci_ops { #endif int (*get_cd)(struct sdhci_host *host); void (*set_control_reg)(struct sdhci_host *host); - void (*set_ios_post)(struct sdhci_host *host); + int (*set_ios_post)(struct sdhci_host *host); void (*set_clock)(struct sdhci_host *host, u32 div); + int (*platform_execute_tuning)(struct mmc *host, u8 opcode); + void (*set_delay)(struct sdhci_host *host); + int (*deferred_probe)(struct sdhci_host *host); }; +#if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA) +#define ADMA_MAX_LEN 65532 +#ifdef CONFIG_DMA_ADDR_T_64BIT +#define ADMA_DESC_LEN 16 +#else +#define ADMA_DESC_LEN 8 +#endif +#define ADMA_TABLE_NO_ENTRIES (CONFIG_SYS_MMC_MAX_BLK_COUNT * \ + MMC_MAX_BLOCK_LEN) / ADMA_MAX_LEN + +#define ADMA_TABLE_SZ (ADMA_TABLE_NO_ENTRIES * ADMA_DESC_LEN) + +/* Decriptor table defines */ +#define ADMA_DESC_ATTR_VALID BIT(0) +#define ADMA_DESC_ATTR_END BIT(1) +#define ADMA_DESC_ATTR_INT BIT(2) +#define ADMA_DESC_ATTR_ACT1 BIT(4) +#define ADMA_DESC_ATTR_ACT2 BIT(5) + +#define ADMA_DESC_TRANSFER_DATA ADMA_DESC_ATTR_ACT2 +#define ADMA_DESC_LINK_DESC (ADMA_DESC_ATTR_ACT1 | ADMA_DESC_ATTR_ACT2) + +struct sdhci_adma_desc { + u8 attr; + u8 reserved; + u16 len; + u32 addr_lo; +#ifdef CONFIG_DMA_ADDR_T_64BIT + u32 addr_hi; +#endif +} __packed; +#endif struct sdhci_host { const char *name; void *ioaddr; @@ -259,6 +323,19 @@ struct sdhci_host { uint voltages; struct mmc_config cfg; + void *align_buffer; + bool force_align_buffer; + dma_addr_t start_addr; + int flags; +#define USE_SDMA (0x1 << 0) +#define USE_ADMA (0x1 << 1) +#define USE_ADMA64 (0x1 << 2) +#define USE_DMA (USE_SDMA | USE_ADMA | USE_ADMA64) + dma_addr_t adma_addr; +#if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA) + struct sdhci_adma_desc *adma_desc_table; + uint desc_slot; +#endif }; #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS @@ -410,9 +487,11 @@ int sdhci_bind(struct udevice *dev, struct mmc *mmc, struct mmc_config *cfg); int add_sdhci(struct sdhci_host *host, u32 f_max, u32 f_min); #endif /* !CONFIG_BLK */ +void sdhci_set_uhs_timing(struct sdhci_host *host); #ifdef CONFIG_DM_MMC /* Export the operations to drivers */ int sdhci_probe(struct udevice *dev); +int sdhci_set_clock(struct mmc *mmc, unsigned int clock); extern const struct dm_mmc_ops sdhci_ops; #else #endif