summaryrefslogtreecommitdiff
path: root/packages/uboot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch
diff options
context:
space:
mode:
Diffstat (limited to 'packages/uboot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch')
-rw-r--r--packages/uboot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch818
1 files changed, 0 insertions, 818 deletions
diff --git a/packages/uboot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch b/packages/uboot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch
deleted file mode 100644
index b775beaa07..0000000000
--- a/packages/uboot/u-boot-mkimage-openmoko-native/uboot-s3c2410-mmc.patch
+++ /dev/null
@@ -1,818 +0,0 @@
-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
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 23:31:45 +0000