upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
218 lines
5.6 KiB
218 lines
5.6 KiB
/*
|
|
* Copyright (C) 2005-2006 Atmel Corporation
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
#ifndef __ATMEL_MCI_H__
|
|
#define __ATMEL_MCI_H__
|
|
|
|
int atmel_mci_init(void *regs);
|
|
|
|
#ifndef __ASSEMBLY__
|
|
|
|
/*
|
|
* Structure for struct SoC access.
|
|
* Names starting with '_' are fillers.
|
|
*/
|
|
typedef struct atmel_mci {
|
|
/* reg Offset */
|
|
u32 cr; /* 0x00 */
|
|
u32 mr; /* 0x04 */
|
|
u32 dtor; /* 0x08 */
|
|
u32 sdcr; /* 0x0c */
|
|
u32 argr; /* 0x10 */
|
|
u32 cmdr; /* 0x14 */
|
|
u32 blkr; /* 0x18 */
|
|
u32 _1c; /* 0x1c */
|
|
u32 rspr; /* 0x20 */
|
|
u32 rspr1; /* 0x24 */
|
|
u32 rspr2; /* 0x28 */
|
|
u32 rspr3; /* 0x2c */
|
|
u32 rdr; /* 0x30 */
|
|
u32 tdr; /* 0x34 */
|
|
u32 _38; /* 0x38 */
|
|
u32 _3c; /* 0x3c */
|
|
u32 sr; /* 0x40 */
|
|
u32 ier; /* 0x44 */
|
|
u32 idr; /* 0x48 */
|
|
u32 imr; /* 0x4c */
|
|
u32 dma; /* 0x50 */
|
|
u32 cfg; /* 0x54 */
|
|
u32 reserved[41];
|
|
u32 version;
|
|
} atmel_mci_t;
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
/* Bitfields in CR */
|
|
#define MMCI_MCIEN_OFFSET 0
|
|
#define MMCI_MCIEN_SIZE 1
|
|
#define MMCI_MCIDIS_OFFSET 1
|
|
#define MMCI_MCIDIS_SIZE 1
|
|
#define MMCI_PWSEN_OFFSET 2
|
|
#define MMCI_PWSEN_SIZE 1
|
|
#define MMCI_PWSDIS_OFFSET 3
|
|
#define MMCI_PWSDIS_SIZE 1
|
|
#define MMCI_SWRST_OFFSET 7
|
|
#define MMCI_SWRST_SIZE 1
|
|
|
|
/* Bitfields in MR */
|
|
#define MMCI_CLKDIV_OFFSET 0
|
|
#define MMCI_CLKDIV_SIZE 8
|
|
#define MMCI_PWSDIV_OFFSET 8
|
|
#define MMCI_PWSDIV_SIZE 3
|
|
#define MMCI_RDPROOF_OFFSET 11
|
|
#define MMCI_RDPROOF_SIZE 1
|
|
#define MMCI_WRPROOF_OFFSET 12
|
|
#define MMCI_WRPROOF_SIZE 1
|
|
#define MMCI_PDCPADV_OFFSET 14
|
|
#define MMCI_PDCPADV_SIZE 1
|
|
#define MMCI_PDCMODE_OFFSET 15
|
|
#define MMCI_PDCMODE_SIZE 1
|
|
/* MCI IP version >= 0x500, MR bit 16 used for CLKODD */
|
|
#define MMCI_CLKODD_OFFSET 16
|
|
#define MMCI_CLKODD_SIZE 1
|
|
/* MCI IP version < 0x200, MR higher 16bits for BLKLEN */
|
|
#define MMCI_BLKLEN_OFFSET 16
|
|
#define MMCI_BLKLEN_SIZE 16
|
|
|
|
/* Bitfields in DTOR */
|
|
#define MMCI_DTOCYC_OFFSET 0
|
|
#define MMCI_DTOCYC_SIZE 4
|
|
#define MMCI_DTOMUL_OFFSET 4
|
|
#define MMCI_DTOMUL_SIZE 3
|
|
|
|
/* Bitfields in SDCR */
|
|
#define MMCI_SCDSEL_OFFSET 0
|
|
#define MMCI_SCDSEL_SIZE 4
|
|
#define MMCI_SCDBUS_OFFSET 7
|
|
#define MMCI_SCDBUS_SIZE 1
|
|
|
|
/* Bitfields in ARGR */
|
|
#define MMCI_ARG_OFFSET 0
|
|
#define MMCI_ARG_SIZE 32
|
|
|
|
/* Bitfields in CMDR */
|
|
#define MMCI_CMDNB_OFFSET 0
|
|
#define MMCI_CMDNB_SIZE 6
|
|
#define MMCI_RSPTYP_OFFSET 6
|
|
#define MMCI_RSPTYP_SIZE 2
|
|
#define MMCI_SPCMD_OFFSET 8
|
|
#define MMCI_SPCMD_SIZE 3
|
|
#define MMCI_OPDCMD_OFFSET 11
|
|
#define MMCI_OPDCMD_SIZE 1
|
|
#define MMCI_MAXLAT_OFFSET 12
|
|
#define MMCI_MAXLAT_SIZE 1
|
|
#define MMCI_TRCMD_OFFSET 16
|
|
#define MMCI_TRCMD_SIZE 2
|
|
#define MMCI_TRDIR_OFFSET 18
|
|
#define MMCI_TRDIR_SIZE 1
|
|
#define MMCI_TRTYP_OFFSET 19
|
|
#define MMCI_TRTYP_SIZE 2
|
|
|
|
/* Bitfields in BLKR */
|
|
/* MMCI_BLKLEN_OFFSET/SIZE already defined in MR */
|
|
#define MMCI_BCNT_OFFSET 0
|
|
#define MMCI_BCNT_SIZE 16
|
|
|
|
/* Bitfields in RSPRx */
|
|
#define MMCI_RSP_OFFSET 0
|
|
#define MMCI_RSP_SIZE 32
|
|
|
|
/* Bitfields in SR/IER/IDR/IMR */
|
|
#define MMCI_CMDRDY_OFFSET 0
|
|
#define MMCI_CMDRDY_SIZE 1
|
|
#define MMCI_RXRDY_OFFSET 1
|
|
#define MMCI_RXRDY_SIZE 1
|
|
#define MMCI_TXRDY_OFFSET 2
|
|
#define MMCI_TXRDY_SIZE 1
|
|
#define MMCI_BLKE_OFFSET 3
|
|
#define MMCI_BLKE_SIZE 1
|
|
#define MMCI_DTIP_OFFSET 4
|
|
#define MMCI_DTIP_SIZE 1
|
|
#define MMCI_NOTBUSY_OFFSET 5
|
|
#define MMCI_NOTBUSY_SIZE 1
|
|
#define MMCI_ENDRX_OFFSET 6
|
|
#define MMCI_ENDRX_SIZE 1
|
|
#define MMCI_ENDTX_OFFSET 7
|
|
#define MMCI_ENDTX_SIZE 1
|
|
#define MMCI_RXBUFF_OFFSET 14
|
|
#define MMCI_RXBUFF_SIZE 1
|
|
#define MMCI_TXBUFE_OFFSET 15
|
|
#define MMCI_TXBUFE_SIZE 1
|
|
#define MMCI_RINDE_OFFSET 16
|
|
#define MMCI_RINDE_SIZE 1
|
|
#define MMCI_RDIRE_OFFSET 17
|
|
#define MMCI_RDIRE_SIZE 1
|
|
#define MMCI_RCRCE_OFFSET 18
|
|
#define MMCI_RCRCE_SIZE 1
|
|
#define MMCI_RENDE_OFFSET 19
|
|
#define MMCI_RENDE_SIZE 1
|
|
#define MMCI_RTOE_OFFSET 20
|
|
#define MMCI_RTOE_SIZE 1
|
|
#define MMCI_DCRCE_OFFSET 21
|
|
#define MMCI_DCRCE_SIZE 1
|
|
#define MMCI_DTOE_OFFSET 22
|
|
#define MMCI_DTOE_SIZE 1
|
|
#define MMCI_OVRE_OFFSET 30
|
|
#define MMCI_OVRE_SIZE 1
|
|
#define MMCI_UNRE_OFFSET 31
|
|
#define MMCI_UNRE_SIZE 1
|
|
|
|
/* Constants for DTOMUL */
|
|
#define MMCI_DTOMUL_1_CYCLE 0
|
|
#define MMCI_DTOMUL_16_CYCLES 1
|
|
#define MMCI_DTOMUL_128_CYCLES 2
|
|
#define MMCI_DTOMUL_256_CYCLES 3
|
|
#define MMCI_DTOMUL_1024_CYCLES 4
|
|
#define MMCI_DTOMUL_4096_CYCLES 5
|
|
#define MMCI_DTOMUL_65536_CYCLES 6
|
|
#define MMCI_DTOMUL_1048576_CYCLES 7
|
|
|
|
/* Constants for RSPTYP */
|
|
#define MMCI_RSPTYP_NO_RESP 0
|
|
#define MMCI_RSPTYP_48_BIT_RESP 1
|
|
#define MMCI_RSPTYP_136_BIT_RESP 2
|
|
|
|
/* Constants for SPCMD */
|
|
#define MMCI_SPCMD_NO_SPEC_CMD 0
|
|
#define MMCI_SPCMD_INIT_CMD 1
|
|
#define MMCI_SPCMD_SYNC_CMD 2
|
|
#define MMCI_SPCMD_INT_CMD 4
|
|
#define MMCI_SPCMD_INT_RESP 5
|
|
|
|
/* Constants for TRCMD */
|
|
#define MMCI_TRCMD_NO_TRANS 0
|
|
#define MMCI_TRCMD_START_TRANS 1
|
|
#define MMCI_TRCMD_STOP_TRANS 2
|
|
|
|
/* Constants for TRTYP */
|
|
#define MMCI_TRTYP_BLOCK 0
|
|
#define MMCI_TRTYP_MULTI_BLOCK 1
|
|
#define MMCI_TRTYP_STREAM 2
|
|
|
|
/* Bitfields in CFG */
|
|
#define MMCI_FIFOMODE_OFFSET 0
|
|
#define MMCI_FIFOMODE_SIZE 1
|
|
#define MMCI_FERRCTRL_OFFSET 4
|
|
#define MMCI_FERRCTRL_SIZE 1
|
|
#define MMCI_HSMODE_OFFSET 8
|
|
#define MMCI_HSMODE_SIZE 1
|
|
#define MMCI_LSYNC_OFFSET 12
|
|
#define MMCI_LSYNC_SIZE 1
|
|
|
|
/* Bit manipulation macros */
|
|
#define MMCI_BIT(name) \
|
|
(1 << MMCI_##name##_OFFSET)
|
|
#define MMCI_BF(name,value) \
|
|
(((value) & ((1 << MMCI_##name##_SIZE) - 1)) \
|
|
<< MMCI_##name##_OFFSET)
|
|
#define MMCI_BFEXT(name,value) \
|
|
(((value) >> MMCI_##name##_OFFSET)\
|
|
& ((1 << MMCI_##name##_SIZE) - 1))
|
|
#define MMCI_BFINS(name,value,old) \
|
|
(((old) & ~(((1 << MMCI_##name##_SIZE) - 1) \
|
|
<< MMCI_##name##_OFFSET)) \
|
|
| MMCI_BF(name,value))
|
|
|
|
#endif /* __ATMEL_MCI_H__ */
|
|
|