diff options
Diffstat (limited to 'recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch')
| -rw-r--r-- | recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch | 818 |
1 files changed, 818 insertions, 0 deletions
diff --git a/recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch b/recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch new file mode 100644 index 0000000000..2d185f7a41 --- /dev/null +++ b/recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch @@ -0,0 +1,818 @@ +This patch adds MMC/SD support to the S3C2410 SoC code in +u-boot + +Signed-off-by: Harald Welte <laforge@openmoko.org> + +Index: u-boot/cpu/arm920t/s3c24x0/Makefile +=================================================================== +--- u-boot.orig/cpu/arm920t/s3c24x0/Makefile ++++ u-boot/cpu/arm920t/s3c24x0/Makefile +@@ -26,7 +26,7 @@ + LIB = $(obj)lib$(SOC).a + + COBJS = i2c.o interrupts.o serial.o speed.o \ +- usb_ohci.o nand_read.o nand.o cmd_s3c2410.o ++ usb_ohci.o nand_read.o nand.o mmc.o cmd_s3c2410.o + + SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) + OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +Index: u-boot/cpu/arm920t/s3c24x0/mmc.c +=================================================================== +--- /dev/null ++++ u-boot/cpu/arm920t/s3c24x0/mmc.c +@@ -0,0 +1,531 @@ ++/* ++ * u-boot S3C2410 MMC/SD card driver ++ * (C) Copyright 2006 by Openmoko, Inc. ++ * Author: Harald Welte <laforge@openmoko.org> ++ * ++ * based on u-boot pxa MMC driver and linux/drivers/mmc/s3c2410mci.c ++ * (C) 2005-2005 Thomas Kleffel ++ * ++ * 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 ++ */ ++ ++#include <config.h> ++#include <common.h> ++#include <mmc.h> ++#include <asm/errno.h> ++#include <asm/io.h> ++#include <s3c2410.h> ++#include <part.h> ++#include <fat.h> ++ ++#ifdef CONFIG_MMC ++ ++#define CONFIG_MMC_WIDE ++ ++static S3C2410_SDI *sdi; ++ ++static block_dev_desc_t mmc_dev; ++ ++block_dev_desc_t * mmc_get_dev(int dev) ++{ ++ return ((block_dev_desc_t *)&mmc_dev); ++} ++ ++/* ++ * FIXME needs to read cid and csd info to determine block size ++ * and other parameters ++ */ ++static uchar mmc_buf[MMC_BLOCK_SIZE]; ++static mmc_csd_t mmc_csd; ++static int mmc_ready = 0; ++static int wide = 0; ++ ++ ++#define CMD_F_RESP 0x01 ++#define CMD_F_RESP_LONG 0x02 ++ ++static u_int32_t *mmc_cmd(ushort cmd, ulong arg, ushort flags) ++{ ++ static u_int32_t resp[5]; ++ ++ u_int32_t ccon, csta; ++ u_int32_t csta_rdy_bit = S3C2410_SDICMDSTAT_CMDSENT; ++ ++ memset(resp, 0, sizeof(resp)); ++ ++ debug("mmc_cmd CMD%d arg=0x%08x flags=%x\n", cmd, arg, flags); ++ ++ sdi->SDICSTA = 0xffffffff; ++ sdi->SDIDSTA = 0xffffffff; ++ sdi->SDIFSTA = 0xffffffff; ++ ++ sdi->SDICARG = arg; ++ ++ ccon = cmd & S3C2410_SDICMDCON_INDEX; ++ ccon |= S3C2410_SDICMDCON_SENDERHOST|S3C2410_SDICMDCON_CMDSTART; ++ ++ if (flags & CMD_F_RESP) { ++ ccon |= S3C2410_SDICMDCON_WAITRSP; ++ csta_rdy_bit = S3C2410_SDICMDSTAT_RSPFIN; /* 1 << 9 */ ++ } ++ ++ if (flags & CMD_F_RESP_LONG) ++ ccon |= S3C2410_SDICMDCON_LONGRSP; ++ ++ sdi->SDICCON = ccon; ++ ++ while (1) { ++ csta = sdi->SDICSTA; ++ if (csta & csta_rdy_bit) ++ break; ++ if (csta & S3C2410_SDICMDSTAT_CMDTIMEOUT) { ++ printf("===============> MMC CMD Timeout\n"); ++ sdi->SDICSTA |= S3C2410_SDICMDSTAT_CMDTIMEOUT; ++ break; ++ } ++ } ++ ++ debug("final MMC CMD status 0x%x\n", csta); ++ ++ sdi->SDICSTA |= csta_rdy_bit; ++ ++ if (flags & CMD_F_RESP) { ++ resp[0] = sdi->SDIRSP0; ++ resp[1] = sdi->SDIRSP1; ++ resp[2] = sdi->SDIRSP2; ++ resp[3] = sdi->SDIRSP3; ++ } ++ ++ return resp; ++} ++ ++#define FIFO_FILL(host) ((host->SDIFSTA & S3C2410_SDIFSTA_COUNTMASK) >> 2) ++ ++static int mmc_block_read(uchar *dst, ulong src, ulong len) ++{ ++ u_int32_t dcon, fifo; ++ u_int32_t *dst_u32 = (u_int32_t *)dst; ++ u_int32_t *resp; ++ ++ if (len == 0) ++ return 0; ++ ++ debug("mmc_block_rd dst %lx src %lx len %d\n", (ulong)dst, src, len); ++ ++ /* set block len */ ++ resp = mmc_cmd(MMC_CMD_SET_BLOCKLEN, len, CMD_F_RESP); ++ sdi->SDIBSIZE = len; ++ ++ //sdi->SDIPRE = 0xff; ++ ++ /* setup data */ ++ dcon = (len >> 9) & S3C2410_SDIDCON_BLKNUM; ++ dcon |= S3C2410_SDIDCON_BLOCKMODE; ++ dcon |= S3C2410_SDIDCON_RXAFTERCMD|S3C2410_SDIDCON_XFER_RXSTART; ++ if (wide) ++ dcon |= S3C2410_SDIDCON_WIDEBUS; ++ sdi->SDIDCON = dcon; ++ ++ /* send read command */ ++ resp = mmc_cmd(MMC_CMD_READ_BLOCK, src, CMD_F_RESP); ++ ++ while (len > 0) { ++ u_int32_t sdidsta = sdi->SDIDSTA; ++ fifo = FIFO_FILL(sdi); ++ if (sdidsta & (S3C2410_SDIDSTA_FIFOFAIL| ++ S3C2410_SDIDSTA_CRCFAIL| ++ S3C2410_SDIDSTA_RXCRCFAIL| ++ S3C2410_SDIDSTA_DATATIMEOUT)) { ++ printf("mmc_block_read: err SDIDSTA=0x%08x\n", sdidsta); ++ return -EIO; ++ } ++ ++ while (fifo--) { ++ //debug("dst_u32 = 0x%08x\n", dst_u32); ++ *(dst_u32++) = sdi->SDIDAT; ++ if (len >= 4) ++ len -= 4; ++ else { ++ len = 0; ++ break; ++ } ++ } ++ } ++ ++ debug("waiting for SDIDSTA (currently 0x%08x\n", sdi->SDIDSTA); ++ while (!(sdi->SDIDSTA & (1 << 4))) {} ++ debug("done waiting for SDIDSTA (currently 0x%08x\n", sdi->SDIDSTA); ++ ++ sdi->SDIDCON = 0; ++ ++ if (!(sdi->SDIDSTA & S3C2410_SDIDSTA_XFERFINISH)) ++ debug("mmc_block_read; transfer not finished!\n"); ++ ++ return 0; ++} ++ ++static int mmc_block_write(ulong dst, uchar *src, int len) ++{ ++ printf("MMC block write not yet supported on S3C2410!\n"); ++ return -1; ++} ++ ++ ++int mmc_read(ulong src, uchar *dst, int size) ++{ ++ ulong end, part_start, part_end, part_len, aligned_start, aligned_end; ++ ulong mmc_block_size, mmc_block_address; ++ ++ if (size == 0) ++ return 0; ++ ++ if (!mmc_ready) { ++ printf("Please initialize the MMC first\n"); ++ return -1; ++ } ++ ++ mmc_block_size = MMC_BLOCK_SIZE; ++ mmc_block_address = ~(mmc_block_size - 1); ++ ++ src -= CFG_MMC_BASE; ++ end = src + size; ++ part_start = ~mmc_block_address & src; ++ part_end = ~mmc_block_address & end; ++ aligned_start = mmc_block_address & src; ++ aligned_end = mmc_block_address & end; ++ ++ /* all block aligned accesses */ ++ debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if (part_start) { ++ part_len = mmc_block_size - part_start; ++ debug("ps src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if ((mmc_block_read(mmc_buf, aligned_start, mmc_block_size)) < 0) ++ return -1; ++ ++ memcpy(dst, mmc_buf+part_start, part_len); ++ dst += part_len; ++ src += part_len; ++ } ++ debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ for (; src < aligned_end; src += mmc_block_size, dst += mmc_block_size) { ++ debug("al src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if ((mmc_block_read((uchar *)(dst), src, mmc_block_size)) < 0) ++ return -1; ++ } ++ debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if (part_end && src < end) { ++ debug("pe src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if ((mmc_block_read(mmc_buf, aligned_end, mmc_block_size)) < 0) ++ return -1; ++ ++ memcpy(dst, mmc_buf, part_end); ++ } ++ return 0; ++} ++ ++int mmc_write(uchar *src, ulong dst, int size) ++{ ++ ulong end, part_start, part_end, part_len, aligned_start, aligned_end; ++ ulong mmc_block_size, mmc_block_address; ++ ++ if (size == 0) ++ return 0; ++ ++ if (!mmc_ready) { ++ printf("Please initialize the MMC first\n"); ++ return -1; ++ } ++ ++ mmc_block_size = MMC_BLOCK_SIZE; ++ mmc_block_address = ~(mmc_block_size - 1); ++ ++ dst -= CFG_MMC_BASE; ++ end = dst + size; ++ part_start = ~mmc_block_address & dst; ++ part_end = ~mmc_block_address & end; ++ aligned_start = mmc_block_address & dst; ++ aligned_end = mmc_block_address & end; ++ ++ /* all block aligned accesses */ ++ debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if (part_start) { ++ part_len = mmc_block_size - part_start; ++ debug("ps src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ (ulong)src, dst, end, part_start, part_end, aligned_start, aligned_end); ++ if ((mmc_block_read(mmc_buf, aligned_start, mmc_block_size)) < 0) ++ return -1; ++ ++ memcpy(mmc_buf+part_start, src, part_len); ++ if ((mmc_block_write(aligned_start, mmc_buf, mmc_block_size)) < 0) ++ return -1; ++ ++ dst += part_len; ++ src += part_len; ++ } ++ debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ for (; dst < aligned_end; src += mmc_block_size, dst += mmc_block_size) { ++ debug("al src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if ((mmc_block_write(dst, (uchar *)src, mmc_block_size)) < 0) ++ return -1; ++ ++ } ++ debug("src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if (part_end && dst < end) { ++ debug("pe src %lx dst %lx end %lx pstart %lx pend %lx astart %lx aend %lx\n", ++ src, (ulong)dst, end, part_start, part_end, aligned_start, aligned_end); ++ if ((mmc_block_read(mmc_buf, aligned_end, mmc_block_size)) < 0) ++ return -1; ++ ++ memcpy(mmc_buf, src, part_end); ++ if ((mmc_block_write(aligned_end, mmc_buf, mmc_block_size)) < 0) ++ return -1; ++ ++ } ++ return 0; ++} ++ ++ulong mmc_bread(int dev_num, ulong blknr, ulong blkcnt, void *dst) ++{ ++ int mmc_block_size = MMC_BLOCK_SIZE; ++ ulong src = blknr * mmc_block_size + CFG_MMC_BASE; ++ ++ mmc_read(src, dst, blkcnt*mmc_block_size); ++ return blkcnt; ++} ++ ++/* MMC_DEFAULT_RCA should probably be just 1, but this may break other code ++ that expects it to be shifted. */ ++static u_int16_t rca = MMC_DEFAULT_RCA >> 16; ++ ++static u_int32_t mmc_size(const struct mmc_csd *csd) ++{ ++ u_int32_t block_len, mult, blocknr; ++ ++ block_len = csd->read_bl_len << 12; ++ mult = csd->c_size_mult1 << 8; ++ blocknr = (csd->c_size+1) * mult; ++ ++ return blocknr * block_len; ++} ++ ++struct sd_cid { ++ char pnm_0; /* product name */ ++ char oid_1; /* OEM/application ID */ ++ char oid_0; ++ uint8_t mid; /* manufacturer ID */ ++ char pnm_4; ++ char pnm_3; ++ char pnm_2; ++ char pnm_1; ++ uint8_t psn_2; /* product serial number */ ++ uint8_t psn_1; ++ uint8_t psn_0; /* MSB */ ++ uint8_t prv; /* product revision */ ++ uint8_t crc; /* CRC7 checksum, b0 is unused and set to 1 */ ++ uint8_t mdt_1; /* manufacturing date, LSB, RRRRyyyy yyyymmmm */ ++ uint8_t mdt_0; /* MSB */ ++ uint8_t psn_3; /* LSB */ ++}; ++ ++static void print_mmc_cid(mmc_cid_t *cid) ++{ ++ printf("MMC found. Card desciption is:\n"); ++ printf("Manufacturer ID = %02x%02x%02x\n", ++ cid->id[0], cid->id[1], cid->id[2]); ++ printf("HW/FW Revision = %x %x\n",cid->hwrev, cid->fwrev); ++ cid->hwrev = cid->fwrev = 0; /* null terminate string */ ++ printf("Product Name = %s\n",cid->name); ++ printf("Serial Number = %02x%02x%02x\n", ++ cid->sn[0], cid->sn[1], cid->sn[2]); ++ printf("Month = %d\n",cid->month); ++ printf("Year = %d\n",1997 + cid->year); ++} ++ ++static void print_sd_cid(const struct sd_cid *cid) ++{ ++ printf("Manufacturer: 0x%02x, OEM \"%c%c\"\n", ++ cid->mid, cid->oid_0, cid->oid_1); ++ printf("Product name: \"%c%c%c%c%c\", revision %d.%d\n", ++ cid->pnm_0, cid->pnm_1, cid->pnm_2, cid->pnm_3, cid->pnm_4, ++ cid->prv >> 4, cid->prv & 15); ++ printf("Serial number: %u\n", ++ cid->psn_0 << 24 | cid->psn_1 << 16 | cid->psn_2 << 8 | ++ cid->psn_3); ++ printf("Manufacturing date: %d/%d\n", ++ cid->mdt_1 & 15, ++ 2000+((cid->mdt_0 & 15) << 4)+((cid->mdt_1 & 0xf0) >> 4)); ++ printf("CRC: 0x%02x, b0 = %d\n", ++ cid->crc >> 1, cid->crc & 1); ++} ++ ++int mmc_init(int verbose) ++{ ++ int retries, rc = -ENODEV; ++ int is_sd = 0; ++ u_int32_t *resp; ++ S3C24X0_CLOCK_POWER * const clk_power = S3C24X0_GetBase_CLOCK_POWER(); ++ ++ sdi = S3C2410_GetBase_SDI(); ++ ++ debug("mmc_init(PCLK=%u)\n", get_PCLK()); ++ ++ clk_power->CLKCON |= (1 << 9); ++ ++ /* S3C2410 has some bug that prevents reliable operation at higher speed */ ++ //sdi->SDIPRE = 0x3e; /* SDCLK = PCLK/2 / (SDIPRE+1) = 396kHz */ ++ sdi->SDIPRE = 0x02; /* SDCLK = PCLK/2 / (SDIPRE+1) = 396kHz */ ++ sdi->SDIBSIZE = 512; ++ sdi->SDIDTIMER = 0xffff; ++ sdi->SDIIMSK = 0x0; ++ sdi->SDICON = S3C2410_SDICON_FIFORESET|S3C2440_SDICON_MMCCLOCK; ++ udelay(125000); /* FIXME: 74 SDCLK cycles */ ++ ++ mmc_csd.c_size = 0; ++ ++ /* reset */ ++ retries = 10; ++ resp = mmc_cmd(MMC_CMD_RESET, 0, 0); ++ ++ printf("trying to detect SD Card...\n"); ++ while (retries--) { ++ udelay(100000); ++ resp = mmc_cmd(55, 0x00000000, CMD_F_RESP); ++ resp = mmc_cmd(41, 0x00300000, CMD_F_RESP); ++ ++ if (resp[0] & (1 << 31)) { ++ is_sd = 1; ++ break; ++ } ++ } ++ ++ if (retries == 0 && !is_sd) { ++ retries = 10; ++ printf("failed to detect SD Card, trying MMC\n"); ++ resp = mmc_cmd(MMC_CMD_SEND_OP_COND, 0x00ffc000, CMD_F_RESP); ++ while (retries-- && resp && !(resp[4] & 0x80)) { ++ debug("resp %x %x\n", resp[0], resp[1]); ++ udelay(50); ++ resp = mmc_cmd(1, 0x00ffff00, CMD_F_RESP); ++ } ++ } ++ ++ /* try to get card id */ ++ resp = mmc_cmd(MMC_CMD_ALL_SEND_CID, 0, CMD_F_RESP|CMD_F_RESP_LONG); ++ if (resp) { ++ if (!is_sd) { ++ /* TODO configure mmc driver depending on card ++ attributes */ ++ mmc_cid_t *cid = (mmc_cid_t *)resp; ++ ++ if (verbose) ++ print_mmc_cid(cid); ++ sprintf((char *) mmc_dev.vendor, ++ "Man %02x%02x%02x Snr %02x%02x%02x", ++ cid->id[0], cid->id[1], cid->id[2], ++ cid->sn[0], cid->sn[1], cid->sn[2]); ++ sprintf((char *) mmc_dev.product,"%s",cid->name); ++ sprintf((char *) mmc_dev.revision,"%x %x", ++ cid->hwrev, cid->fwrev); ++ } ++ else { ++ struct sd_cid *cid = (struct sd_cid *) resp; ++ ++ if (verbose) ++ print_sd_cid(cid); ++ sprintf((char *) mmc_dev.vendor, ++ "Man %02 OEM %c%c \"%c%c%c%c%c\"", ++ cid->mid, cid->oid_0, cid->oid_1, ++ cid->pnm_0, cid->pnm_1, cid->pnm_2, cid->pnm_3, ++ cid->pnm_4); ++ sprintf((char *) mmc_dev.product, "%d", ++ cid->psn_0 << 24 | cid->psn_1 << 16 | ++ cid->psn_2 << 8 | cid->psn_3); ++ sprintf((char *) mmc_dev.revision, "%d.%d", ++ cid->prv >> 4, cid->prv & 15); ++ } ++ ++ /* fill in device description */ ++ mmc_dev.if_type = IF_TYPE_MMC; ++ mmc_dev.part_type = PART_TYPE_DOS; ++ mmc_dev.dev = 0; ++ mmc_dev.lun = 0; ++ mmc_dev.type = 0; ++ /* FIXME fill in the correct size (is set to 32MByte) */ ++ mmc_dev.blksz = 512; ++ mmc_dev.lba = 0x10000; ++ mmc_dev.removable = 0; ++ mmc_dev.block_read = mmc_bread; ++ ++ /* MMC exists, get CSD too */ ++ resp = mmc_cmd(MMC_CMD_SET_RCA, MMC_DEFAULT_RCA, CMD_F_RESP); ++ if (is_sd) ++ rca = resp[0] >> 16; ++ ++ resp = mmc_cmd(MMC_CMD_SEND_CSD, rca<<16, CMD_F_RESP|CMD_F_RESP_LONG); ++ if (resp) { ++ mmc_csd_t *csd = (mmc_csd_t *)resp; ++ memcpy(&mmc_csd, csd, sizeof(csd)); ++ rc = 0; ++ mmc_ready = 1; ++ /* FIXME add verbose printout for csd */ ++ printf("READ_BL_LEN=%u, C_SIZE_MULT=%u, C_SIZE=%u\n", ++ csd->read_bl_len, csd->c_size_mult1, csd->c_size); ++ printf("size = %u\n", mmc_size(csd)); ++ } ++ } ++ ++ resp = mmc_cmd(MMC_CMD_SELECT_CARD, rca<<16, CMD_F_RESP); ++ ++#ifdef CONFIG_MMC_WIDE ++ if (is_sd) { ++ resp = mmc_cmd(55, rca<<16, CMD_F_RESP); ++ resp = mmc_cmd(6, 0x02, CMD_F_RESP); ++ wide = 1; ++ } ++#endif ++ ++ fat_register_device(&mmc_dev,1); /* partitions start counting with 1 */ ++ ++ return rc; ++} ++ ++int ++mmc_ident(block_dev_desc_t *dev) ++{ ++ return 0; ++} ++ ++int ++mmc2info(ulong addr) ++{ ++ /* FIXME hard codes to 32 MB device */ ++ if (addr >= CFG_MMC_BASE && addr < CFG_MMC_BASE + 0x02000000) ++ return 1; ++ ++ return 0; ++} ++ ++#endif /* CONFIG_MMC */ +Index: u-boot/include/asm-arm/arch-s3c24x0/mmc.h +=================================================================== +--- /dev/null ++++ u-boot/include/asm-arm/arch-s3c24x0/mmc.h +@@ -0,0 +1,112 @@ ++/* ++ * linux/drivers/mmc/mmc_pxa.h ++ * ++ * Author: Vladimir Shebordaev, Igor Oblakov ++ * Copyright: MontaVista Software Inc. ++ * ++ * $Id: mmc_pxa.h,v 0.3.1.6 2002/09/25 19:25:48 ted Exp ted $ ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ */ ++#ifndef __MMC_PXA_P_H__ ++#define __MMC_PXA_P_H__ ++ ++#include <asm/arch/regs-sdi.h> ++ ++#define MMC_DEFAULT_RCA (1<<16) ++ ++#define MMC_BLOCK_SIZE 512 ++#define MMC_CMD_RESET 0 ++#define MMC_CMD_SEND_OP_COND 1 ++#define MMC_CMD_ALL_SEND_CID 2 ++#define MMC_CMD_SET_RCA 3 ++#define MMC_CMD_SELECT_CARD 7 ++#define MMC_CMD_SEND_CSD 9 ++#define MMC_CMD_SEND_CID 10 ++#define MMC_CMD_SEND_STATUS 13 ++#define MMC_CMD_SET_BLOCKLEN 16 ++#define MMC_CMD_READ_BLOCK 17 ++#define MMC_CMD_RD_BLK_MULTI 18 ++#define MMC_CMD_WRITE_BLOCK 24 ++ ++#define MMC_MAX_BLOCK_SIZE 512 ++ ++#define MMC_R1_IDLE_STATE 0x01 ++#define MMC_R1_ERASE_STATE 0x02 ++#define MMC_R1_ILLEGAL_CMD 0x04 ++#define MMC_R1_COM_CRC_ERR 0x08 ++#define MMC_R1_ERASE_SEQ_ERR 0x01 ++#define MMC_R1_ADDR_ERR 0x02 ++#define MMC_R1_PARAM_ERR 0x04 ++ ++#define MMC_R1B_WP_ERASE_SKIP 0x0002 ++#define MMC_R1B_ERR 0x0004 ++#define MMC_R1B_CC_ERR 0x0008 ++#define MMC_R1B_CARD_ECC_ERR 0x0010 ++#define MMC_R1B_WP_VIOLATION 0x0020 ++#define MMC_R1B_ERASE_PARAM 0x0040 ++#define MMC_R1B_OOR 0x0080 ++#define MMC_R1B_IDLE_STATE 0x0100 ++#define MMC_R1B_ERASE_RESET 0x0200 ++#define MMC_R1B_ILLEGAL_CMD 0x0400 ++#define MMC_R1B_COM_CRC_ERR 0x0800 ++#define MMC_R1B_ERASE_SEQ_ERR 0x1000 ++#define MMC_R1B_ADDR_ERR 0x2000 ++#define MMC_R1B_PARAM_ERR 0x4000 ++ ++typedef struct mmc_cid ++{ ++ /* FIXME: BYTE_ORDER */ ++ uchar year:4, ++ month:4; ++ uchar sn[3]; ++ uchar fwrev:4, ++ hwrev:4; ++ uchar name[6]; ++ uchar id[3]; ++} mmc_cid_t; ++ ++typedef struct mmc_csd ++{ ++ uchar ecc:2, ++ file_format:2, ++ tmp_write_protect:1, ++ perm_write_protect:1, ++ copy:1, ++ file_format_grp:1; ++ uint64_t content_prot_app:1, ++ rsvd3:4, ++ write_bl_partial:1, ++ write_bl_len:4, ++ r2w_factor:3, ++ default_ecc:2, ++ wp_grp_enable:1, ++ wp_grp_size:5, ++ erase_grp_mult:5, ++ erase_grp_size:5, ++ c_size_mult1:3, ++ vdd_w_curr_max:3, ++ vdd_w_curr_min:3, ++ vdd_r_curr_max:3, ++ vdd_r_curr_min:3, ++ c_size:12, ++ rsvd2:2, ++ dsr_imp:1, ++ read_blk_misalign:1, ++ write_blk_misalign:1, ++ read_bl_partial:1; ++ ++ ushort read_bl_len:4, ++ ccc:12; ++ uchar tran_speed; ++ uchar nsac; ++ uchar taac; ++ uchar rsvd1:2, ++ spec_vers:4, ++ csd_structure:2; ++} mmc_csd_t; ++ ++ ++#endif /* __MMC_PXA_P_H__ */ +Index: u-boot/include/asm-arm/arch-s3c24x0/regs-sdi.h +=================================================================== +--- /dev/null ++++ u-boot/include/asm-arm/arch-s3c24x0/regs-sdi.h +@@ -0,0 +1,110 @@ ++/* linux/include/asm/arch-s3c2410/regs-sdi.h ++ * ++ * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> ++ * http://www.simtec.co.uk/products/SWLINUX/ ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ * ++ * S3C2410 MMC/SDIO register definitions ++ * ++ * Changelog: ++ * 18-Aug-2004 Ben Dooks Created initial file ++ * 29-Nov-2004 Koen Martens Added some missing defines, fixed duplicates ++ * 29-Nov-2004 Ben Dooks Updated Koen's patch ++*/ ++ ++#ifndef __ASM_ARM_REGS_SDI ++#define __ASM_ARM_REGS_SDI "regs-sdi.h" ++ ++#define S3C2440_SDICON_SDRESET (1<<8) ++#define S3C2440_SDICON_MMCCLOCK (1<<5) ++#define S3C2410_SDICON_BYTEORDER (1<<4) ++#define S3C2410_SDICON_SDIOIRQ (1<<3) ++#define S3C2410_SDICON_RWAITEN (1<<2) ++#define S3C2410_SDICON_FIFORESET (1<<1) ++#define S3C2410_SDICON_CLOCKTYPE (1<<0) ++ ++#define S3C2410_SDICMDCON_ABORT (1<<12) ++#define S3C2410_SDICMDCON_WITHDATA (1<<11) ++#define S3C2410_SDICMDCON_LONGRSP (1<<10) ++#define S3C2410_SDICMDCON_WAITRSP (1<<9) ++#define S3C2410_SDICMDCON_CMDSTART (1<<8) ++#define S3C2410_SDICMDCON_SENDERHOST (1<<6) ++#define S3C2410_SDICMDCON_INDEX (0x3f) ++ ++#define S3C2410_SDICMDSTAT_CRCFAIL (1<<12) ++#define S3C2410_SDICMDSTAT_CMDSENT (1<<11) ++#define S3C2410_SDICMDSTAT_CMDTIMEOUT (1<<10) ++#define S3C2410_SDICMDSTAT_RSPFIN (1<<9) ++#define S3C2410_SDICMDSTAT_XFERING (1<<8) ++#define S3C2410_SDICMDSTAT_INDEX (0xff) ++ ++#define S3C2440_SDIDCON_DS_BYTE (0<<22) ++#define S3C2440_SDIDCON_DS_HALFWORD (1<<22) ++#define S3C2440_SDIDCON_DS_WORD (2<<22) ++#define S3C2410_SDIDCON_IRQPERIOD (1<<21) ++#define S3C2410_SDIDCON_TXAFTERRESP (1<<20) ++#define S3C2410_SDIDCON_RXAFTERCMD (1<<19) ++#define S3C2410_SDIDCON_BUSYAFTERCMD (1<<18) ++#define S3C2410_SDIDCON_BLOCKMODE (1<<17) ++#define S3C2410_SDIDCON_WIDEBUS (1<<16) ++#define S3C2410_SDIDCON_DMAEN (1<<15) ++#define S3C2410_SDIDCON_STOP (1<<14) ++#define S3C2440_SDIDCON_DATSTART (1<<14) ++#define S3C2410_SDIDCON_DATMODE (3<<12) ++#define S3C2410_SDIDCON_BLKNUM (0x7ff) ++ ++/* constants for S3C2410_SDIDCON_DATMODE */ ++#define S3C2410_SDIDCON_XFER_READY (0<<12) ++#define S3C2410_SDIDCON_XFER_CHKSTART (1<<12) ++#define S3C2410_SDIDCON_XFER_RXSTART (2<<12) ++#define S3C2410_SDIDCON_XFER_TXSTART (3<<12) ++ ++#define S3C2410_SDIDCNT_BLKNUM_MASK (0xFFF) ++#define S3C2410_SDIDCNT_BLKNUM_SHIFT (12) ++ ++#define S3C2410_SDIDSTA_RDYWAITREQ (1<<10) ++#define S3C2410_SDIDSTA_SDIOIRQDETECT (1<<9) ++#define S3C2410_SDIDSTA_FIFOFAIL (1<<8) /* reserved on 2440 */ ++#define S3C2410_SDIDSTA_CRCFAIL (1<<7) ++#define S3C2410_SDIDSTA_RXCRCFAIL (1<<6) ++#define S3C2410_SDIDSTA_DATATIMEOUT (1<<5) ++#define S3C2410_SDIDSTA_XFERFINISH (1<<4) ++#define S3C2410_SDIDSTA_BUSYFINISH (1<<3) ++#define S3C2410_SDIDSTA_SBITERR (1<<2) /* reserved on 2410a/2440 */ ++#define S3C2410_SDIDSTA_TXDATAON (1<<1) ++#define S3C2410_SDIDSTA_RXDATAON (1<<0) ++ ++#define S3C2440_SDIFSTA_FIFORESET (1<<16) ++#define S3C2440_SDIFSTA_FIFOFAIL (3<<14) /* 3 is correct (2 bits) */ ++#define S3C2410_SDIFSTA_TFDET (1<<13) ++#define S3C2410_SDIFSTA_RFDET (1<<12) ++#define S3C2410_SDIFSTA_TFHALF (1<<11) ++#define S3C2410_SDIFSTA_TFEMPTY (1<<10) ++#define S3C2410_SDIFSTA_RFLAST (1<<9) ++#define S3C2410_SDIFSTA_RFFULL (1<<8) ++#define S3C2410_SDIFSTA_RFHALF (1<<7) ++#define S3C2410_SDIFSTA_COUNTMASK (0x7f) ++ ++#define S3C2410_SDIIMSK_RESPONSECRC (1<<17) ++#define S3C2410_SDIIMSK_CMDSENT (1<<16) ++#define S3C2410_SDIIMSK_CMDTIMEOUT (1<<15) ++#define S3C2410_SDIIMSK_RESPONSEND (1<<14) ++#define S3C2410_SDIIMSK_READWAIT (1<<13) ++#define S3C2410_SDIIMSK_SDIOIRQ (1<<12) ++#define S3C2410_SDIIMSK_FIFOFAIL (1<<11) ++#define S3C2410_SDIIMSK_CRCSTATUS (1<<10) ++#define S3C2410_SDIIMSK_DATACRC (1<<9) ++#define S3C2410_SDIIMSK_DATATIMEOUT (1<<8) ++#define S3C2410_SDIIMSK_DATAFINISH (1<<7) ++#define S3C2410_SDIIMSK_BUSYFINISH (1<<6) ++#define S3C2410_SDIIMSK_SBITERR (1<<5) /* reserved 2440/2410a */ ++#define S3C2410_SDIIMSK_TXFIFOHALF (1<<4) ++#define S3C2410_SDIIMSK_TXFIFOEMPTY (1<<3) ++#define S3C2410_SDIIMSK_RXFIFOLAST (1<<2) ++#define S3C2410_SDIIMSK_RXFIFOFULL (1<<1) ++#define S3C2410_SDIIMSK_RXFIFOHALF (1<<0) ++ ++#endif /* __ASM_ARM_REGS_SDI */ +Index: u-boot/include/s3c24x0.h +=================================================================== +--- u-boot.orig/include/s3c24x0.h ++++ u-boot/include/s3c24x0.h +@@ -637,13 +637,7 @@ + S3C24X0_REG32 SDIDCNT; + S3C24X0_REG32 SDIDSTA; + S3C24X0_REG32 SDIFSTA; +-#ifdef __BIG_ENDIAN +- S3C24X0_REG8 res[3]; +- S3C24X0_REG8 SDIDAT; +-#else +- S3C24X0_REG8 SDIDAT; +- S3C24X0_REG8 res[3]; +-#endif ++ S3C24X0_REG32 SDIDAT; + S3C24X0_REG32 SDIIMSK; + } /*__attribute__((__packed__))*/ S3C2410_SDI; + +@@ -1123,11 +1117,7 @@ + #define rSDIDatCnt (*(volatile unsigned *)0x5A000030) + #define rSDIDatSta (*(volatile unsigned *)0x5A000034) + #define rSDIFSTA (*(volatile unsigned *)0x5A000038) +-#ifdef __BIG_ENDIAN +-#define rSDIDAT (*(volatile unsigned char *)0x5A00003F) +-#else +-#define rSDIDAT (*(volatile unsigned char *)0x5A00003C) +-#endif ++#define rSDIDAT (*(volatile unsigned *)0x5A00003C) + #define rSDIIntMsk (*(volatile unsigned *)0x5A000040) + + #endif |