[people/ms/u-boot.git] / include / fsl_esdhc.h

/*
 * FSL SD/MMC Defines
 *-------------------------------------------------------------------
 *
 * Copyright 2007-2008,2010-2011 Freescale Semiconductor, Inc
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef  __FSL_ESDHC_H__
#define	__FSL_ESDHC_H__

#include <linux/errno.h>
#include <asm/byteorder.h>

/* needed for the mmc_cfg definition */
#include <mmc.h>

#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
#include "../board/freescale/common/qixis.h"
#endif

/* FSL eSDHC-specific constants */
#define SYSCTL			0x0002e02c
#define SYSCTL_INITA		0x08000000
#define SYSCTL_TIMEOUT_MASK	0x000f0000
#define SYSCTL_CLOCK_MASK	0x0000fff0
#if !defined(CONFIG_FSL_USDHC)
#define SYSCTL_CKEN		0x00000008
#define SYSCTL_PEREN		0x00000004
#define SYSCTL_HCKEN		0x00000002
#define SYSCTL_IPGEN		0x00000001
#endif
#define SYSCTL_RSTA		0x01000000
#define SYSCTL_RSTC		0x02000000
#define SYSCTL_RSTD		0x04000000

#define VENDORSPEC_CKEN		0x00004000
#define VENDORSPEC_PEREN	0x00002000
#define VENDORSPEC_HCKEN	0x00001000
#define VENDORSPEC_IPGEN	0x00000800
#define VENDORSPEC_INIT		0x20007809

#define IRQSTAT			0x0002e030
#define IRQSTAT_DMAE		(0x10000000)
#define IRQSTAT_AC12E		(0x01000000)
#define IRQSTAT_DEBE		(0x00400000)
#define IRQSTAT_DCE		(0x00200000)
#define IRQSTAT_DTOE		(0x00100000)
#define IRQSTAT_CIE		(0x00080000)
#define IRQSTAT_CEBE		(0x00040000)
#define IRQSTAT_CCE		(0x00020000)
#define IRQSTAT_CTOE		(0x00010000)
#define IRQSTAT_CINT		(0x00000100)
#define IRQSTAT_CRM		(0x00000080)
#define IRQSTAT_CINS		(0x00000040)
#define IRQSTAT_BRR		(0x00000020)
#define IRQSTAT_BWR		(0x00000010)
#define IRQSTAT_DINT		(0x00000008)
#define IRQSTAT_BGE		(0x00000004)
#define IRQSTAT_TC		(0x00000002)
#define IRQSTAT_CC		(0x00000001)

#define CMD_ERR		(IRQSTAT_CIE | IRQSTAT_CEBE | IRQSTAT_CCE)
#define DATA_ERR	(IRQSTAT_DEBE | IRQSTAT_DCE | IRQSTAT_DTOE | \
				IRQSTAT_DMAE)
#define DATA_COMPLETE	(IRQSTAT_TC | IRQSTAT_DINT)

#define IRQSTATEN		0x0002e034
#define IRQSTATEN_DMAE		(0x10000000)
#define IRQSTATEN_AC12E		(0x01000000)
#define IRQSTATEN_DEBE		(0x00400000)
#define IRQSTATEN_DCE		(0x00200000)
#define IRQSTATEN_DTOE		(0x00100000)
#define IRQSTATEN_CIE		(0x00080000)
#define IRQSTATEN_CEBE		(0x00040000)
#define IRQSTATEN_CCE		(0x00020000)
#define IRQSTATEN_CTOE		(0x00010000)
#define IRQSTATEN_CINT		(0x00000100)
#define IRQSTATEN_CRM		(0x00000080)
#define IRQSTATEN_CINS		(0x00000040)
#define IRQSTATEN_BRR		(0x00000020)
#define IRQSTATEN_BWR		(0x00000010)
#define IRQSTATEN_DINT		(0x00000008)
#define IRQSTATEN_BGE		(0x00000004)
#define IRQSTATEN_TC		(0x00000002)
#define IRQSTATEN_CC		(0x00000001)

#define ESDHCCTL		0x0002e40c
#define ESDHCCTL_PCS		(0x00080000)

#define PRSSTAT			0x0002e024
#define PRSSTAT_DAT0		(0x01000000)
#define PRSSTAT_CLSL		(0x00800000)
#define PRSSTAT_WPSPL		(0x00080000)
#define PRSSTAT_CDPL		(0x00040000)
#define PRSSTAT_CINS		(0x00010000)
#define PRSSTAT_BREN		(0x00000800)
#define PRSSTAT_BWEN		(0x00000400)
#define PRSSTAT_SDSTB		(0X00000008)
#define PRSSTAT_DLA		(0x00000004)
#define PRSSTAT_CICHB		(0x00000002)
#define PRSSTAT_CIDHB		(0x00000001)

#define PROCTL			0x0002e028
#define PROCTL_INIT		0x00000020
#define PROCTL_DTW_4		0x00000002
#define PROCTL_DTW_8		0x00000004

#define CMDARG			0x0002e008

#define XFERTYP			0x0002e00c
#define XFERTYP_CMD(x)		((x & 0x3f) << 24)
#define XFERTYP_CMDTYP_NORMAL	0x0
#define XFERTYP_CMDTYP_SUSPEND	0x00400000
#define XFERTYP_CMDTYP_RESUME	0x00800000
#define XFERTYP_CMDTYP_ABORT	0x00c00000
#define XFERTYP_DPSEL		0x00200000
#define XFERTYP_CICEN		0x00100000
#define XFERTYP_CCCEN		0x00080000
#define XFERTYP_RSPTYP_NONE	0
#define XFERTYP_RSPTYP_136	0x00010000
#define XFERTYP_RSPTYP_48	0x00020000
#define XFERTYP_RSPTYP_48_BUSY	0x00030000
#define XFERTYP_MSBSEL		0x00000020
#define XFERTYP_DTDSEL		0x00000010
#define XFERTYP_DDREN		0x00000008
#define XFERTYP_AC12EN		0x00000004
#define XFERTYP_BCEN		0x00000002
#define XFERTYP_DMAEN		0x00000001

#define CINS_TIMEOUT		1000
#define PIO_TIMEOUT		100000

#define DSADDR		0x2e004

#define CMDRSP0		0x2e010
#define CMDRSP1		0x2e014
#define CMDRSP2		0x2e018
#define CMDRSP3		0x2e01c

#define DATPORT		0x2e020

#define WML		0x2e044
#define WML_WRITE	0x00010000
#ifdef CONFIG_FSL_SDHC_V2_3
#define WML_RD_WML_MAX		0x80
#define WML_WR_WML_MAX		0x80
#define WML_RD_WML_MAX_VAL	0x0
#define WML_WR_WML_MAX_VAL	0x0
#define WML_RD_WML_MASK		0x7f
#define WML_WR_WML_MASK		0x7f0000
#else
#define WML_RD_WML_MAX		0x10
#define WML_WR_WML_MAX		0x80
#define WML_RD_WML_MAX_VAL	0x10
#define WML_WR_WML_MAX_VAL	0x80
#define WML_RD_WML_MASK	0xff
#define WML_WR_WML_MASK	0xff0000
#endif

#define BLKATTR		0x2e004
#define BLKATTR_CNT(x)	((x & 0xffff) << 16)
#define BLKATTR_SIZE(x)	(x & 0x1fff)
#define MAX_BLK_CNT	0x7fff	/* so malloc will have enough room with 32M */

#define ESDHC_HOSTCAPBLT_VS18	0x04000000
#define ESDHC_HOSTCAPBLT_VS30	0x02000000
#define ESDHC_HOSTCAPBLT_VS33	0x01000000
#define ESDHC_HOSTCAPBLT_SRS	0x00800000
#define ESDHC_HOSTCAPBLT_DMAS	0x00400000
#define ESDHC_HOSTCAPBLT_HSS	0x00200000

#define ESDHC_VENDORSPEC_VSELECT 0x00000002 /* Use 1.8V */

struct fsl_esdhc_cfg {
	phys_addr_t esdhc_base;
	u32	sdhc_clk;
	u8	max_bus_width;
	u8	wp_enable;
	struct mmc_config cfg;
};

/* Select the correct accessors depending on endianess */
#if defined CONFIG_SYS_FSL_ESDHC_LE
#define esdhc_read32		in_le32
#define esdhc_write32		out_le32
#define esdhc_clrsetbits32	clrsetbits_le32
#define esdhc_clrbits32		clrbits_le32
#define esdhc_setbits32		setbits_le32
#elif defined(CONFIG_SYS_FSL_ESDHC_BE)
#define esdhc_read32            in_be32
#define esdhc_write32           out_be32
#define esdhc_clrsetbits32      clrsetbits_be32
#define esdhc_clrbits32         clrbits_be32
#define esdhc_setbits32         setbits_be32
#elif __BYTE_ORDER == __LITTLE_ENDIAN
#define esdhc_read32		in_le32
#define esdhc_write32		out_le32
#define esdhc_clrsetbits32	clrsetbits_le32
#define esdhc_clrbits32		clrbits_le32
#define esdhc_setbits32		setbits_le32
#elif __BYTE_ORDER == __BIG_ENDIAN
#define esdhc_read32		in_be32
#define esdhc_write32		out_be32
#define esdhc_clrsetbits32	clrsetbits_be32
#define esdhc_clrbits32		clrbits_be32
#define esdhc_setbits32		setbits_be32
#else
#error "Endianess is not defined: please fix to continue"
#endif

#ifdef CONFIG_FSL_ESDHC
int fsl_esdhc_mmc_init(bd_t *bis);
int fsl_esdhc_initialize(bd_t *bis, struct fsl_esdhc_cfg *cfg);
void fdt_fixup_esdhc(void *blob, bd_t *bd);
#else
static inline int fsl_esdhc_mmc_init(bd_t *bis) { return -ENOSYS; }
static inline void fdt_fixup_esdhc(void *blob, bd_t *bd) {}
#endif /* CONFIG_FSL_ESDHC */
void __noreturn mmc_boot(void);
void mmc_spl_load_image(uint32_t offs, unsigned int size, void *vdst);

#endif  /* __FSL_ESDHC_H__ */
Commit	Line	Data
50586ef2 AF	1	/*
	2	* FSL SD/MMC Defines
	3	*-------------------------------------------------------------------
	4	*
32c8cfb2	5	* Copyright 2007-2008,2010-2011 Freescale Semiconductor, Inc
50586ef2	6	*
1a459660	7	* SPDX-License-Identifier: GPL-2.0+
50586ef2 AF	8	*/
	9
	10	#ifndef __FSL_ESDHC_H__
	11	#define __FSL_ESDHC_H__
	12
1221ce45	13	#include <linux/errno.h>
c67bee14	14	#include <asm/byteorder.h>
b33433a6	15
93bfd616 PA	16	/* needed for the mmc_cfg definition */
	17	#include <mmc.h>
	18
5a8dbdc6 YL	19	#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
	20	#include "../board/freescale/common/qixis.h"
	21	#endif
	22
50586ef2 AF	23	/* FSL eSDHC-specific constants */
	24	#define SYSCTL 0x0002e02c
	25	#define SYSCTL_INITA 0x08000000
	26	#define SYSCTL_TIMEOUT_MASK 0x000f0000
1118cdbf	27	#define SYSCTL_CLOCK_MASK 0x0000fff0
f0b5f23f	28	#if !defined(CONFIG_FSL_USDHC)
c67bee14	29	#define SYSCTL_CKEN 0x00000008
50586ef2 AF	30	#define SYSCTL_PEREN 0x00000004
	31	#define SYSCTL_HCKEN 0x00000002
	32	#define SYSCTL_IPGEN 0x00000001
f0b5f23f	33	#endif
48bb3bb5	34	#define SYSCTL_RSTA 0x01000000
7a5b8029 DB	35	#define SYSCTL_RSTC 0x02000000
7a5b8029 DB	36	#define SYSCTL_RSTD 0x04000000
50586ef2	37
f53225cc PF	38	#define VENDORSPEC_CKEN 0x00004000
	39	#define VENDORSPEC_PEREN 0x00002000
	40	#define VENDORSPEC_HCKEN 0x00001000
	41	#define VENDORSPEC_IPGEN 0x00000800
	42	#define VENDORSPEC_INIT 0x20007809
	43
50586ef2 AF	44	#define IRQSTAT 0x0002e030
	45	#define IRQSTAT_DMAE (0x10000000)
	46	#define IRQSTAT_AC12E (0x01000000)
	47	#define IRQSTAT_DEBE (0x00400000)
	48	#define IRQSTAT_DCE (0x00200000)
	49	#define IRQSTAT_DTOE (0x00100000)
	50	#define IRQSTAT_CIE (0x00080000)
	51	#define IRQSTAT_CEBE (0x00040000)
	52	#define IRQSTAT_CCE (0x00020000)
	53	#define IRQSTAT_CTOE (0x00010000)
	54	#define IRQSTAT_CINT (0x00000100)
	55	#define IRQSTAT_CRM (0x00000080)
	56	#define IRQSTAT_CINS (0x00000040)
	57	#define IRQSTAT_BRR (0x00000020)
	58	#define IRQSTAT_BWR (0x00000010)
	59	#define IRQSTAT_DINT (0x00000008)
	60	#define IRQSTAT_BGE (0x00000004)
	61	#define IRQSTAT_TC (0x00000002)
	62	#define IRQSTAT_CC (0x00000001)
	63
	64	#define CMD_ERR (IRQSTAT_CIE \| IRQSTAT_CEBE \| IRQSTAT_CCE)
9b74dc56 AG	65	#define DATA_ERR (IRQSTAT_DEBE \| IRQSTAT_DCE \| IRQSTAT_DTOE \| \
	66	IRQSTAT_DMAE)
	67	#define DATA_COMPLETE (IRQSTAT_TC \| IRQSTAT_DINT)
50586ef2 AF	68
	69	#define IRQSTATEN 0x0002e034
	70	#define IRQSTATEN_DMAE (0x10000000)
	71	#define IRQSTATEN_AC12E (0x01000000)
	72	#define IRQSTATEN_DEBE (0x00400000)
	73	#define IRQSTATEN_DCE (0x00200000)
	74	#define IRQSTATEN_DTOE (0x00100000)
	75	#define IRQSTATEN_CIE (0x00080000)
	76	#define IRQSTATEN_CEBE (0x00040000)
	77	#define IRQSTATEN_CCE (0x00020000)
	78	#define IRQSTATEN_CTOE (0x00010000)
	79	#define IRQSTATEN_CINT (0x00000100)
	80	#define IRQSTATEN_CRM (0x00000080)
	81	#define IRQSTATEN_CINS (0x00000040)
	82	#define IRQSTATEN_BRR (0x00000020)
	83	#define IRQSTATEN_BWR (0x00000010)
	84	#define IRQSTATEN_DINT (0x00000008)
	85	#define IRQSTATEN_BGE (0x00000004)
	86	#define IRQSTATEN_TC (0x00000002)
	87	#define IRQSTATEN_CC (0x00000001)
	88
2d9ca2c7 YL	89	#define ESDHCCTL 0x0002e40c
	90	#define ESDHCCTL_PCS (0x00080000)
	91
50586ef2	92	#define PRSSTAT 0x0002e024
7a5b8029	93	#define PRSSTAT_DAT0 (0x01000000)
50586ef2 AF	94	#define PRSSTAT_CLSL (0x00800000)
	95	#define PRSSTAT_WPSPL (0x00080000)
	96	#define PRSSTAT_CDPL (0x00040000)
	97	#define PRSSTAT_CINS (0x00010000)
	98	#define PRSSTAT_BREN (0x00000800)
77c1458d	99	#define PRSSTAT_BWEN (0x00000400)
2d9ca2c7	100	#define PRSSTAT_SDSTB (0X00000008)
50586ef2 AF	101	#define PRSSTAT_DLA (0x00000004)
	102	#define PRSSTAT_CICHB (0x00000002)
	103	#define PRSSTAT_CIDHB (0x00000001)
	104
	105	#define PROCTL 0x0002e028
	106	#define PROCTL_INIT 0x00000020
	107	#define PROCTL_DTW_4 0x00000002
	108	#define PROCTL_DTW_8 0x00000004
	109
	110	#define CMDARG 0x0002e008
	111
	112	#define XFERTYP 0x0002e00c
	113	#define XFERTYP_CMD(x) ((x & 0x3f) << 24)
	114	#define XFERTYP_CMDTYP_NORMAL 0x0
	115	#define XFERTYP_CMDTYP_SUSPEND 0x00400000
	116	#define XFERTYP_CMDTYP_RESUME 0x00800000
	117	#define XFERTYP_CMDTYP_ABORT 0x00c00000
	118	#define XFERTYP_DPSEL 0x00200000
	119	#define XFERTYP_CICEN 0x00100000
	120	#define XFERTYP_CCCEN 0x00080000
	121	#define XFERTYP_RSPTYP_NONE 0
	122	#define XFERTYP_RSPTYP_136 0x00010000
	123	#define XFERTYP_RSPTYP_48 0x00020000
	124	#define XFERTYP_RSPTYP_48_BUSY 0x00030000
	125	#define XFERTYP_MSBSEL 0x00000020
	126	#define XFERTYP_DTDSEL 0x00000010
0e1bf614	127	#define XFERTYP_DDREN 0x00000008
50586ef2 AF	128	#define XFERTYP_AC12EN 0x00000004
	129	#define XFERTYP_BCEN 0x00000002
	130	#define XFERTYP_DMAEN 0x00000001
	131
	132	#define CINS_TIMEOUT 1000
77c1458d	133	#define PIO_TIMEOUT 100000
50586ef2 AF	134
	135	#define DSADDR 0x2e004
	136
	137	#define CMDRSP0 0x2e010
	138	#define CMDRSP1 0x2e014
	139	#define CMDRSP2 0x2e018
	140	#define CMDRSP3 0x2e01c
	141
	142	#define DATPORT 0x2e020
	143
	144	#define WML 0x2e044
	145	#define WML_WRITE 0x00010000
32c8cfb2 PJ	146	#ifdef CONFIG_FSL_SDHC_V2_3
	147	#define WML_RD_WML_MAX 0x80
	148	#define WML_WR_WML_MAX 0x80
	149	#define WML_RD_WML_MAX_VAL 0x0
	150	#define WML_WR_WML_MAX_VAL 0x0
	151	#define WML_RD_WML_MASK 0x7f
	152	#define WML_WR_WML_MASK 0x7f0000
	153	#else
	154	#define WML_RD_WML_MAX 0x10
	155	#define WML_WR_WML_MAX 0x80
	156	#define WML_RD_WML_MAX_VAL 0x10
	157	#define WML_WR_WML_MAX_VAL 0x80
ab467c51 RZ	158	#define WML_RD_WML_MASK 0xff
ab467c51 RZ	159	#define WML_WR_WML_MASK 0xff0000
32c8cfb2	160	#endif
50586ef2 AF	161
	162	#define BLKATTR 0x2e004
	163	#define BLKATTR_CNT(x) ((x & 0xffff) << 16)
	164	#define BLKATTR_SIZE(x) (x & 0x1fff)
	165	#define MAX_BLK_CNT 0x7fff /* so malloc will have enough room with 32M */
	166
	167	#define ESDHC_HOSTCAPBLT_VS18 0x04000000
	168	#define ESDHC_HOSTCAPBLT_VS30 0x02000000
	169	#define ESDHC_HOSTCAPBLT_VS33 0x01000000
	170	#define ESDHC_HOSTCAPBLT_SRS 0x00800000
	171	#define ESDHC_HOSTCAPBLT_DMAS 0x00400000
	172	#define ESDHC_HOSTCAPBLT_HSS 0x00200000
	173
f022d36e OS	174	#define ESDHC_VENDORSPEC_VSELECT 0x00000002 /* Use 1.8V */
f022d36e OS	175
c67bee14	176	struct fsl_esdhc_cfg {
5330c7d7	177	phys_addr_t esdhc_base;
a2ac1b3a	178	u32 sdhc_clk;
aad4659a	179	u8 max_bus_width;
1483151e	180	u8 wp_enable;
93bfd616	181	struct mmc_config cfg;
c67bee14 SB	182	};
	183
	184	/* Select the correct accessors depending on endianess */
c82e9de4 WH	185	#if defined CONFIG_SYS_FSL_ESDHC_LE
	186	#define esdhc_read32 in_le32
	187	#define esdhc_write32 out_le32
	188	#define esdhc_clrsetbits32 clrsetbits_le32
	189	#define esdhc_clrbits32 clrbits_le32
	190	#define esdhc_setbits32 setbits_le32
	191	#elif defined(CONFIG_SYS_FSL_ESDHC_BE)
	192	#define esdhc_read32 in_be32
	193	#define esdhc_write32 out_be32
	194	#define esdhc_clrsetbits32 clrsetbits_be32
	195	#define esdhc_clrbits32 clrbits_be32
	196	#define esdhc_setbits32 setbits_be32
	197	#elif __BYTE_ORDER == __LITTLE_ENDIAN
c67bee14 SB	198	#define esdhc_read32 in_le32
	199	#define esdhc_write32 out_le32
	200	#define esdhc_clrsetbits32 clrsetbits_le32
	201	#define esdhc_clrbits32 clrbits_le32
	202	#define esdhc_setbits32 setbits_le32
	203	#elif __BYTE_ORDER == __BIG_ENDIAN
	204	#define esdhc_read32 in_be32
	205	#define esdhc_write32 out_be32
	206	#define esdhc_clrsetbits32 clrsetbits_be32
	207	#define esdhc_clrbits32 clrbits_be32
	208	#define esdhc_setbits32 setbits_be32
	209	#else
	210	#error "Endianess is not defined: please fix to continue"
	211	#endif
	212
b33433a6	213	#ifdef CONFIG_FSL_ESDHC
50586ef2	214	int fsl_esdhc_mmc_init(bd_t *bis);
c67bee14	215	int fsl_esdhc_initialize(bd_t bis, struct fsl_esdhc_cfg cfg);
b33433a6 AV	216	void fdt_fixup_esdhc(void blob, bd_t bd);
	217	#else
	218	static inline int fsl_esdhc_mmc_init(bd_t *bis) { return -ENOSYS; }
	219	static inline void fdt_fixup_esdhc(void blob, bd_t bd) {}
	220	#endif /* CONFIG_FSL_ESDHC */
bb0dc108	221	void __noreturn mmc_boot(void);
1eaa742d	222	void mmc_spl_load_image(uint32_t offs, unsigned int size, void *vdst);
50586ef2 AF	223
50586ef2 AF	224	#endif /* __FSL_ESDHC_H__ */