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

/*
 * FSL SD/MMC Defines
 *-------------------------------------------------------------------
 *
 * Copyright 2007-2008,2010 Freescale Semiconductor, Inc
 *
 * 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  __FSL_ESDHC_H__
#define	__FSL_ESDHC_H__

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

/* FSL eSDHC-specific constants */
#define SYSCTL			0x0002e02c
#define SYSCTL_INITA		0x08000000
#define SYSCTL_TIMEOUT_MASK	0x000f0000
#define SYSCTL_CLOCK_MASK	0x0000fff0
#define SYSCTL_RSTA		0x01000000
#define SYSCTL_CKEN		0x00000008
#define SYSCTL_PEREN		0x00000004
#define SYSCTL_HCKEN		0x00000002
#define SYSCTL_IPGEN		0x00000001
#define SYSCTL_RSTA		0x01000000

#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)

#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 PRSSTAT			0x0002e024
#define PRSSTAT_CLSL		(0x00800000)
#define PRSSTAT_WPSPL		(0x00080000)
#define PRSSTAT_CDPL		(0x00040000)
#define PRSSTAT_CINS		(0x00010000)
#define PRSSTAT_BREN		(0x00000800)
#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_AC12EN		0x00000004
#define XFERTYP_BCEN		0x00000002
#define XFERTYP_DMAEN		0x00000001

#define CINS_TIMEOUT		1000

#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

#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

struct fsl_esdhc_cfg {
	u32	esdhc_base;
	u32	no_snoop;
};

/* Select the correct accessors depending on endianess */
#if __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 */

#endif  /* __FSL_ESDHC_H__ */
Commit	Line	Data
50586ef2 AF	1	/*
	2	* FSL SD/MMC Defines
	3	*-------------------------------------------------------------------
	4	*
cc4d1226	5	* Copyright 2007-2008,2010 Freescale Semiconductor, Inc
50586ef2 AF	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License as
	9	* published by the Free Software Foundation; either version 2 of
	10	* the License, or (at your option) any later version.
	11	*
	12	* This program is distributed in the hope that it will be useful,
	13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	* GNU General Public License for more details.
	16	*
	17	* You should have received a copy of the GNU General Public License
	18	* along with this program; if not, write to the Free Software
	19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	20	* MA 02111-1307 USA
	21	*
	22	*-------------------------------------------------------------------
	23	*
	24	*/
	25
	26	#ifndef __FSL_ESDHC_H__
	27	#define __FSL_ESDHC_H__
	28
b33433a6	29	#include <asm/errno.h>
c67bee14	30	#include <asm/byteorder.h>
b33433a6	31
50586ef2 AF	32	/* FSL eSDHC-specific constants */
	33	#define SYSCTL 0x0002e02c
	34	#define SYSCTL_INITA 0x08000000
	35	#define SYSCTL_TIMEOUT_MASK 0x000f0000
1118cdbf	36	#define SYSCTL_CLOCK_MASK 0x0000fff0
c67bee14 SB	37	#define SYSCTL_RSTA 0x01000000
c67bee14 SB	38	#define SYSCTL_CKEN 0x00000008
50586ef2 AF	39	#define SYSCTL_PEREN 0x00000004
	40	#define SYSCTL_HCKEN 0x00000002
	41	#define SYSCTL_IPGEN 0x00000001
48bb3bb5	42	#define SYSCTL_RSTA 0x01000000
50586ef2 AF	43
	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)
	65	#define DATA_ERR (IRQSTAT_DEBE \| IRQSTAT_DCE \| IRQSTAT_DTOE)
	66
	67	#define IRQSTATEN 0x0002e034
	68	#define IRQSTATEN_DMAE (0x10000000)
	69	#define IRQSTATEN_AC12E (0x01000000)
	70	#define IRQSTATEN_DEBE (0x00400000)
	71	#define IRQSTATEN_DCE (0x00200000)
	72	#define IRQSTATEN_DTOE (0x00100000)
	73	#define IRQSTATEN_CIE (0x00080000)
	74	#define IRQSTATEN_CEBE (0x00040000)
	75	#define IRQSTATEN_CCE (0x00020000)
	76	#define IRQSTATEN_CTOE (0x00010000)
	77	#define IRQSTATEN_CINT (0x00000100)
	78	#define IRQSTATEN_CRM (0x00000080)
	79	#define IRQSTATEN_CINS (0x00000040)
	80	#define IRQSTATEN_BRR (0x00000020)
	81	#define IRQSTATEN_BWR (0x00000010)
	82	#define IRQSTATEN_DINT (0x00000008)
	83	#define IRQSTATEN_BGE (0x00000004)
	84	#define IRQSTATEN_TC (0x00000002)
	85	#define IRQSTATEN_CC (0x00000001)
	86
	87	#define PRSSTAT 0x0002e024
	88	#define PRSSTAT_CLSL (0x00800000)
	89	#define PRSSTAT_WPSPL (0x00080000)
	90	#define PRSSTAT_CDPL (0x00040000)
	91	#define PRSSTAT_CINS (0x00010000)
	92	#define PRSSTAT_BREN (0x00000800)
	93	#define PRSSTAT_DLA (0x00000004)
	94	#define PRSSTAT_CICHB (0x00000002)
	95	#define PRSSTAT_CIDHB (0x00000001)
	96
	97	#define PROCTL 0x0002e028
	98	#define PROCTL_INIT 0x00000020
	99	#define PROCTL_DTW_4 0x00000002
	100	#define PROCTL_DTW_8 0x00000004
	101
	102	#define CMDARG 0x0002e008
	103
	104	#define XFERTYP 0x0002e00c
	105	#define XFERTYP_CMD(x) ((x & 0x3f) << 24)
	106	#define XFERTYP_CMDTYP_NORMAL 0x0
107	#define XFERTYP_CMDTYP_SUSPEND 0x00400000
108	#define XFERTYP_CMDTYP_RESUME 0x00800000
109	#define XFERTYP_CMDTYP_ABORT 0x00c00000
110	#define XFERTYP_DPSEL 0x00200000
111	#define XFERTYP_CICEN 0x00100000
112	#define XFERTYP_CCCEN 0x00080000
113	#define XFERTYP_RSPTYP_NONE 0
114	#define XFERTYP_RSPTYP_136 0x00010000
115	#define XFERTYP_RSPTYP_48 0x00020000
116	#define XFERTYP_RSPTYP_48_BUSY 0x00030000
117	#define XFERTYP_MSBSEL 0x00000020
118	#define XFERTYP_DTDSEL 0x00000010
119	#define XFERTYP_AC12EN 0x00000004
120	#define XFERTYP_BCEN 0x00000002
121	#define XFERTYP_DMAEN 0x00000001
122
123	#define CINS_TIMEOUT 1000
124
125	#define DSADDR 0x2e004
126
127	#define CMDRSP0 0x2e010
128	#define CMDRSP1 0x2e014
129	#define CMDRSP2 0x2e018
130	#define CMDRSP3 0x2e01c
131
132	#define DATPORT 0x2e020
133
134	#define WML 0x2e044
135	#define WML_WRITE 0x00010000
136
137	#define BLKATTR 0x2e004
138	#define BLKATTR_CNT(x) ((x & 0xffff) << 16)
139	#define BLKATTR_SIZE(x) (x & 0x1fff)
140	#define MAX_BLK_CNT 0x7fff /* so malloc will have enough room with 32M */
141
142	#define ESDHC_HOSTCAPBLT_VS18 0x04000000
143	#define ESDHC_HOSTCAPBLT_VS30 0x02000000
144	#define ESDHC_HOSTCAPBLT_VS33 0x01000000
145	#define ESDHC_HOSTCAPBLT_SRS 0x00800000
146	#define ESDHC_HOSTCAPBLT_DMAS 0x00400000
147	#define ESDHC_HOSTCAPBLT_HSS 0x00200000
148
c67bee14 SB	149	struct fsl_esdhc_cfg {
	150	u32 esdhc_base;
	151	u32 no_snoop;
c67bee14 SB	152	};
	153
	154	/* Select the correct accessors depending on endianess */
	155	#if __BYTE_ORDER == __LITTLE_ENDIAN
	156	#define esdhc_read32 in_le32
	157	#define esdhc_write32 out_le32
	158	#define esdhc_clrsetbits32 clrsetbits_le32
	159	#define esdhc_clrbits32 clrbits_le32
	160	#define esdhc_setbits32 setbits_le32
	161	#elif __BYTE_ORDER == __BIG_ENDIAN
	162	#define esdhc_read32 in_be32
	163	#define esdhc_write32 out_be32
	164	#define esdhc_clrsetbits32 clrsetbits_be32
	165	#define esdhc_clrbits32 clrbits_be32
	166	#define esdhc_setbits32 setbits_be32
	167	#else
	168	#error "Endianess is not defined: please fix to continue"
	169	#endif
	170
b33433a6	171	#ifdef CONFIG_FSL_ESDHC
50586ef2	172	int fsl_esdhc_mmc_init(bd_t *bis);
c67bee14	173	int fsl_esdhc_initialize(bd_t bis, struct fsl_esdhc_cfg cfg);
b33433a6 AV	174	void fdt_fixup_esdhc(void blob, bd_t bd);
	175	#else
	176	static inline int fsl_esdhc_mmc_init(bd_t *bis) { return -ENOSYS; }
	177	static inline void fdt_fixup_esdhc(void blob, bd_t bd) {}
	178	#endif /* CONFIG_FSL_ESDHC */
50586ef2 AF	179
50586ef2 AF	180	#endif /* __FSL_ESDHC_H__ */