X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Ffsl_esdhc.h;h=c1b6648591e410e23d13a8b88aa27cdb8233efdb;hb=403d70abd9dff451661e884e5b3c75fc611b2425;hp=0a5c5d62683f9854075b7984947af3991fcbced2;hpb=ea393eb1d6a786fc2e895f90abb5f7e7541aef45;p=oweals%2Fu-boot.git diff --git a/include/fsl_esdhc.h b/include/fsl_esdhc.h index 0a5c5d6268..c1b6648591 100644 --- a/include/fsl_esdhc.h +++ b/include/fsl_esdhc.h @@ -2,38 +2,32 @@ * FSL SD/MMC Defines *------------------------------------------------------------------- * - * Copyright 2007-2008, 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 - * - *------------------------------------------------------------------- + * Copyright 2007-2008,2010-2011 Freescale Semiconductor, Inc * + * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __FSL_ESDHC_H__ #define __FSL_ESDHC_H__ +#include +#include + +/* needed for the mmc_cfg definition */ +#include + /* FSL eSDHC-specific constants */ #define SYSCTL 0x0002e02c #define SYSCTL_INITA 0x08000000 #define SYSCTL_TIMEOUT_MASK 0x000f0000 -#define SYSCTL_CLOCK_MASK 0x00000fff +#define SYSCTL_CLOCK_MASK 0x0000fff0 +#define SYSCTL_CKEN 0x00000008 #define SYSCTL_PEREN 0x00000004 #define SYSCTL_HCKEN 0x00000002 #define SYSCTL_IPGEN 0x00000001 +#define SYSCTL_RSTA 0x01000000 +#define SYSCTL_RSTC 0x02000000 +#define SYSCTL_RSTD 0x04000000 #define IRQSTAT 0x0002e030 #define IRQSTAT_DMAE (0x10000000) @@ -56,7 +50,9 @@ #define IRQSTAT_CC (0x00000001) #define CMD_ERR (IRQSTAT_CIE | IRQSTAT_CEBE | IRQSTAT_CCE) -#define DATA_ERR (IRQSTAT_DEBE | IRQSTAT_DCE | IRQSTAT_DTOE) +#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) @@ -79,11 +75,13 @@ #define IRQSTATEN_CC (0x00000001) #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_DLA (0x00000004) #define PRSSTAT_CICHB (0x00000002) #define PRSSTAT_CIDHB (0x00000001) @@ -115,6 +113,7 @@ #define XFERTYP_DMAEN 0x00000001 #define CINS_TIMEOUT 1000 +#define PIO_TIMEOUT 100000 #define DSADDR 0x2e004 @@ -127,6 +126,21 @@ #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) @@ -140,6 +154,51 @@ #define ESDHC_HOSTCAPBLT_DMAS 0x00400000 #define ESDHC_HOSTCAPBLT_HSS 0x00200000 +struct fsl_esdhc_cfg { + u32 esdhc_base; + u32 sdhc_clk; + u8 max_bus_width; + 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__ */