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/*
* (C) Copyright 2008
* Texas Instruments, <www.ti.com>
* Syed Mohammed Khasim <khasim@ti.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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's version 2 of
* the License.
*
* 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 OMAP_MMC_H_
#define OMAP_MMC_H_
#include <mmc.h>
#ifndef __ASSEMBLY__
#include <linux/bitops.h>
#endif
struct hsmmc {
#ifndef CONFIG_OMAP34XX
unsigned int hl_rev;
unsigned int hl_hwinfo;
unsigned int hl_sysconfig;
unsigned char res0[0xf4];
#endif
unsigned char res1[0x10];
unsigned int sysconfig; /* 0x10 */
unsigned int sysstatus; /* 0x14 */
unsigned char res2[0x14];
unsigned int con; /* 0x2C */
unsigned int pwcnt; /* 0x30 */
unsigned int dll; /* 0x34 */
unsigned char res3[0xcc];
unsigned int blk; /* 0x104 */
unsigned int arg; /* 0x108 */
unsigned int cmd; /* 0x10C */
unsigned int rsp10; /* 0x110 */
unsigned int rsp32; /* 0x114 */
unsigned int rsp54; /* 0x118 */
unsigned int rsp76; /* 0x11C */
unsigned int data; /* 0x120 */
unsigned int pstate; /* 0x124 */
unsigned int hctl; /* 0x128 */
unsigned int sysctl; /* 0x12C */
unsigned int stat; /* 0x130 */
unsigned int ie; /* 0x134 */
unsigned char res4[0x4];
unsigned int ac12; /* 0x13C */
unsigned int capa; /* 0x140 */
unsigned int capa2; /* 0x144 */
unsigned char res5[0xc];
unsigned int admaes; /* 0x154 */
unsigned int admasal; /* 0x158 */
};
struct omap_hsmmc_plat {
struct mmc_config cfg;
struct hsmmc *base_addr;
struct mmc *mmc;
u32 controller_flags;
const char *hw_rev;
};
/*
* OMAP HS MMC Bit definitions
*/
#define MADMA_EN (0x1 << 0)
#define MMC_SOFTRESET (0x1 << 1)
#define RESETDONE (0x1 << 0)
#define NOOPENDRAIN (0x0 << 0)
#define OPENDRAIN (0x1 << 0)
#define OD (0x1 << 0)
#define INIT_NOINIT (0x0 << 1)
#define INIT_INITSTREAM (0x1 << 1)
#define HR_NOHOSTRESP (0x0 << 2)
#define STR_BLOCK (0x0 << 3)
#define MODE_FUNC (0x0 << 4)
#define DW8_1_4BITMODE (0x0 << 5)
#define MIT_CTO (0x0 << 6)
#define CDP_ACTIVEHIGH (0x0 << 7)
#define WPP_ACTIVEHIGH (0x0 << 8)
#define RESERVED_MASK (0x3 << 9)
#define CTPL_MMC_SD (0x0 << 11)
#define DDR (0x1 << 19)
#define DMA_MASTER (0x1 << 20)
#define BLEN_512BYTESLEN (0x200 << 0)
#define NBLK_STPCNT (0x0 << 16)
#define DE_ENABLE (0x1 << 0)
#define BCE_ENABLE (0x1 << 1)
#define ACEN_ENABLE (0x1 << 2)
#define DDIR_OFFSET (4)
#define DDIR_MASK (0x1 << 4)
#define DDIR_WRITE (0x0 << 4)
#define DDIR_READ (0x1 << 4)
#define MSBS_SGLEBLK (0x0 << 5)
#define MSBS_MULTIBLK (0x1 << 5)
#define RSP_TYPE_OFFSET (16)
#define RSP_TYPE_MASK (0x3 << 16)
#define RSP_TYPE_NORSP (0x0 << 16)
#define RSP_TYPE_LGHT136 (0x1 << 16)
#define RSP_TYPE_LGHT48 (0x2 << 16)
#define RSP_TYPE_LGHT48B (0x3 << 16)
#define CCCE_NOCHECK (0x0 << 19)
#define CCCE_CHECK (0x1 << 19)
#define CICE_NOCHECK (0x0 << 20)
#define CICE_CHECK (0x1 << 20)
#define DP_OFFSET (21)
#define DP_MASK (0x1 << 21)
#define DP_NO_DATA (0x0 << 21)
#define DP_DATA (0x1 << 21)
#define CMD_TYPE_NORMAL (0x0 << 22)
#define INDEX_OFFSET (24)
#define INDEX_MASK (0x3f << 24)
#define INDEX(i) (i << 24)
#define DATI_MASK (0x1 << 1)
#define CMDI_MASK (0x1 << 0)
#define DTW_1_BITMODE (0x0 << 1)
#define DTW_4_BITMODE (0x1 << 1)
#define DTW_8_BITMODE (0x1 << 5) /* CON[DW8]*/
#define SDBP_PWROFF (0x0 << 8)
#define SDBP_PWRON (0x1 << 8)
#define SDVS_MASK (0x7 << 9)
#define SDVS_1V8 (0x5 << 9)
#define SDVS_3V0 (0x6 << 9)
#define SDVS_3V3 (0x7 << 9)
#define DMA_SELECT (0x2 << 3)
#define ICE_MASK (0x1 << 0)
#define ICE_STOP (0x0 << 0)
#define ICS_MASK (0x1 << 1)
#define ICS_NOTREADY (0x0 << 1)
#define ICE_OSCILLATE (0x1 << 0)
#define CEN_MASK (0x1 << 2)
#define CEN_ENABLE (0x1 << 2)
#define CLKD_OFFSET (6)
#define CLKD_MASK (0x3FF << 6)
#define DTO_MASK (0xF << 16)
#define DTO_15THDTO (0xE << 16)
#define SOFTRESETALL (0x1 << 24)
#define CC_MASK (0x1 << 0)
#define TC_MASK (0x1 << 1)
#define BWR_MASK (0x1 << 4)
#define BRR_MASK (0x1 << 5)
#define ERRI_MASK (0x1 << 15)
#define IE_CC (0x01 << 0)
#define IE_TC (0x01 << 1)
#define IE_BWR (0x01 << 4)
#define IE_BRR (0x01 << 5)
#define IE_CTO (0x01 << 16)
#define IE_CCRC (0x01 << 17)
#define IE_CEB (0x01 << 18)
#define IE_CIE (0x01 << 19)
#define IE_DTO (0x01 << 20)
#define IE_DCRC (0x01 << 21)
#define IE_DEB (0x01 << 22)
#define IE_ADMAE (0x01 << 25)
#define IE_CERR (0x01 << 28)
#define IE_BADA (0x01 << 29)
#define VS33_3V3SUP BIT(24)
#define VS30_3V0SUP BIT(25)
#define VS18_1V8SUP BIT(26)
#define AC12_ET BIT(22)
#define AC12_V1V8_SIGEN BIT(19)
#define AC12_SCLK_SEL BIT(23)
#define AC12_UHSMC_MASK (7 << 16)
#define AC12_UHSMC_DDR50 (4 << 16)
#define AC12_UHSMC_SDR104 (3 << 16)
#define AC12_UHSMC_SDR50 (2 << 16)
#define AC12_UHSMC_SDR25 (1 << 16)
#define AC12_UHSMC_SDR12 (0 << 16)
#define AC12_UHSMC_RES (0x7 << 16)
/* Driver definitions */
#define MMCSD_SECTOR_SIZE 512
#define MMC_CARD 0
#define SD_CARD 1
#define BYTE_MODE 0
#define SECTOR_MODE 1
#define CLK_INITSEQ 0
#define CLK_400KHZ 1
#define CLK_MISC 2
#define CLKD_MAX 0x3FF /* max clock divisor: 1023 */
#define RSP_TYPE_NONE (RSP_TYPE_NORSP | CCCE_NOCHECK | CICE_NOCHECK)
#define MMC_CMD0 (INDEX(0) | RSP_TYPE_NONE | DP_NO_DATA | DDIR_WRITE)
/* Clock Configurations and Macros */
#ifdef CONFIG_OMAP54XX
#define MMC_CLOCK_REFERENCE 192 /* MHz */
#else
#define MMC_CLOCK_REFERENCE 96 /* MHz */
#endif
/* DLL */
#define DLL_SWT BIT(20)
#define DLL_FORCE_SR_C_SHIFT 13
#define DLL_FORCE_SR_C_MASK 0x7f
#define DLL_FORCE_VALUE BIT(12)
#define DLL_CALIB BIT(1)
#define MAX_PHASE_DELAY 0x7c
/* CAPA2 */
#define CAPA2_TSDR50 BIT(13)
#define mmc_reg_out(addr, mask, val)\
writel((readl(addr) & (~(mask))) | ((val) & (mask)), (addr))
#define INT_EN_MASK (IE_BADA | IE_CERR | IE_DEB | IE_DCRC |\
IE_DTO | IE_CIE | IE_CEB | IE_CCRC | IE_ADMAE | IE_CTO |\
IE_BRR | IE_BWR | IE_TC | IE_CC)
#define CON_CLKEXTFREE BIT(16)
#define CON_PADEN BIT(15)
#define PSTATE_CLEV BIT(24)
#define PSTATE_DLEV (0xF << 20)
#define PSTATE_DLEV_DAT0 (0x1 << 20)
int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio,
int wp_gpio);
void vmmc_pbias_config(uint voltage);
void board_mmc_poweron_ldo(uint voltage);
#endif /* OMAP_MMC_H_ */
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