mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 17:41:08 +00:00
977a39e600
tegra2_mmc_init() is implemented by the Tegra2 MMC driver. Since most of the Tegra2-based boards will need to call it, this commit exports it in the new public asm/arch/mmc.h header file to prevent each board from providing its own prototype. Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Stephen Warren <swarren@nvidia.com> Acked-by: Simon Glass <sjg@chromium.org> Signed-off-by: Tom Warren <twarren@nvidia.com>
131 lines
5.5 KiB
C
131 lines
5.5 KiB
C
/*
|
|
* (C) Copyright 2009 SAMSUNG Electronics
|
|
* Minkyu Kang <mk7.kang@samsung.com>
|
|
* Portions Copyright (C) 2011 NVIDIA Corporation
|
|
*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
#ifndef __TEGRA2_MMC_H_
|
|
#define __TEGRA2_MMC_H_
|
|
|
|
#define TEGRA2_SDMMC1_BASE 0xC8000000
|
|
#define TEGRA2_SDMMC2_BASE 0xC8000200
|
|
#define TEGRA2_SDMMC3_BASE 0xC8000400
|
|
#define TEGRA2_SDMMC4_BASE 0xC8000600
|
|
|
|
#ifndef __ASSEMBLY__
|
|
struct tegra2_mmc {
|
|
unsigned int sysad; /* _SYSTEM_ADDRESS_0 */
|
|
unsigned short blksize; /* _BLOCK_SIZE_BLOCK_COUNT_0 15:00 */
|
|
unsigned short blkcnt; /* _BLOCK_SIZE_BLOCK_COUNT_0 31:16 */
|
|
unsigned int argument; /* _ARGUMENT_0 */
|
|
unsigned short trnmod; /* _CMD_XFER_MODE_0 15:00 xfer mode */
|
|
unsigned short cmdreg; /* _CMD_XFER_MODE_0 31:16 cmd reg */
|
|
unsigned int rspreg0; /* _RESPONSE_R0_R1_0 CMD RESP 31:00 */
|
|
unsigned int rspreg1; /* _RESPONSE_R2_R3_0 CMD RESP 63:32 */
|
|
unsigned int rspreg2; /* _RESPONSE_R4_R5_0 CMD RESP 95:64 */
|
|
unsigned int rspreg3; /* _RESPONSE_R6_R7_0 CMD RESP 127:96 */
|
|
unsigned int bdata; /* _BUFFER_DATA_PORT_0 */
|
|
unsigned int prnsts; /* _PRESENT_STATE_0 */
|
|
unsigned char hostctl; /* _POWER_CONTROL_HOST_0 7:00 */
|
|
unsigned char pwrcon; /* _POWER_CONTROL_HOST_0 15:8 */
|
|
unsigned char blkgap; /* _POWER_CONTROL_HOST_9 23:16 */
|
|
unsigned char wakcon; /* _POWER_CONTROL_HOST_0 31:24 */
|
|
unsigned short clkcon; /* _CLOCK_CONTROL_0 15:00 */
|
|
unsigned char timeoutcon; /* _TIMEOUT_CTRL 23:16 */
|
|
unsigned char swrst; /* _SW_RESET_ 31:24 */
|
|
unsigned int norintsts; /* _INTERRUPT_STATUS_0 */
|
|
unsigned int norintstsen; /* _INTERRUPT_STATUS_ENABLE_0 */
|
|
unsigned int norintsigen; /* _INTERRUPT_SIGNAL_ENABLE_0 */
|
|
unsigned short acmd12errsts; /* _AUTO_CMD12_ERR_STATUS_0 15:00 */
|
|
unsigned char res1[2]; /* _RESERVED 31:16 */
|
|
unsigned int capareg; /* _CAPABILITIES_0 */
|
|
unsigned char res2[4]; /* RESERVED, offset 44h-47h */
|
|
unsigned int maxcurr; /* _MAXIMUM_CURRENT_0 */
|
|
unsigned char res3[4]; /* RESERVED, offset 4Ch-4Fh */
|
|
unsigned short setacmd12err; /* offset 50h */
|
|
unsigned short setinterr; /* offset 52h */
|
|
unsigned char admaerr; /* offset 54h */
|
|
unsigned char res4[3]; /* RESERVED, offset 55h-57h */
|
|
unsigned long admaaddr; /* offset 58h-5Fh */
|
|
unsigned char res5[0x9c]; /* RESERVED, offset 60h-FBh */
|
|
unsigned short slotintstatus; /* offset FCh */
|
|
unsigned short hcver; /* HOST Version */
|
|
unsigned char res6[0x100]; /* RESERVED, offset 100h-1FFh */
|
|
};
|
|
|
|
#define TEGRA_MMC_HOSTCTL_DMASEL_MASK (3 << 3)
|
|
#define TEGRA_MMC_HOSTCTL_DMASEL_SDMA (0 << 3)
|
|
#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_32BIT (2 << 3)
|
|
#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_64BIT (3 << 3)
|
|
|
|
#define TEGRA_MMC_TRNMOD_DMA_ENABLE (1 << 0)
|
|
#define TEGRA_MMC_TRNMOD_BLOCK_COUNT_ENABLE (1 << 1)
|
|
#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_WRITE (0 << 4)
|
|
#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_READ (1 << 4)
|
|
#define TEGRA_MMC_TRNMOD_MULTI_BLOCK_SELECT (1 << 5)
|
|
|
|
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_MASK (3 << 0)
|
|
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_NO_RESPONSE (0 << 0)
|
|
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_136 (1 << 0)
|
|
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48 (2 << 0)
|
|
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48_BUSY (3 << 0)
|
|
|
|
#define TEGRA_MMC_TRNMOD_CMD_CRC_CHECK (1 << 3)
|
|
#define TEGRA_MMC_TRNMOD_CMD_INDEX_CHECK (1 << 4)
|
|
#define TEGRA_MMC_TRNMOD_DATA_PRESENT_SELECT_DATA_TRANSFER (1 << 5)
|
|
|
|
#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_CMD (1 << 0)
|
|
#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_DAT (1 << 1)
|
|
|
|
#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_ENABLE (1 << 0)
|
|
#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_STABLE (1 << 1)
|
|
#define TEGRA_MMC_CLKCON_SD_CLOCK_ENABLE (1 << 2)
|
|
|
|
#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_SHIFT 8
|
|
#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_MASK (0xff << 8)
|
|
|
|
#define TEGRA_MMC_SWRST_SW_RESET_FOR_ALL (1 << 0)
|
|
#define TEGRA_MMC_SWRST_SW_RESET_FOR_CMD_LINE (1 << 1)
|
|
#define TEGRA_MMC_SWRST_SW_RESET_FOR_DAT_LINE (1 << 2)
|
|
|
|
#define TEGRA_MMC_NORINTSTS_CMD_COMPLETE (1 << 0)
|
|
#define TEGRA_MMC_NORINTSTS_XFER_COMPLETE (1 << 1)
|
|
#define TEGRA_MMC_NORINTSTS_DMA_INTERRUPT (1 << 3)
|
|
#define TEGRA_MMC_NORINTSTS_ERR_INTERRUPT (1 << 15)
|
|
#define TEGRA_MMC_NORINTSTS_CMD_TIMEOUT (1 << 16)
|
|
|
|
#define TEGRA_MMC_NORINTSTSEN_CMD_COMPLETE (1 << 0)
|
|
#define TEGRA_MMC_NORINTSTSEN_XFER_COMPLETE (1 << 1)
|
|
#define TEGRA_MMC_NORINTSTSEN_DMA_INTERRUPT (1 << 3)
|
|
#define TEGRA_MMC_NORINTSTSEN_BUFFER_WRITE_READY (1 << 4)
|
|
#define TEGRA_MMC_NORINTSTSEN_BUFFER_READ_READY (1 << 5)
|
|
|
|
#define TEGRA_MMC_NORINTSIGEN_XFER_COMPLETE (1 << 1)
|
|
|
|
struct mmc_host {
|
|
struct tegra2_mmc *reg;
|
|
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__ */
|
|
#endif /* __TEGRA2_MMC_H_ */
|