Subject: [PATCH 07/11 v1] ARM: OMAP3: Add MMC support
From: Dirk Behme <[EMAIL PROTECTED]>
Add MMC support
Signed-off-by: Dirk Behme <[EMAIL PROTECTED]>
---
cpu/omap3/Makefile|3
cpu/omap3/mmc.c | 557 ++
include/asm-arm/arch-omap3/mmc.h | 235
include/asm-arm/arch-omap3/mmc_host_def.h | 166
4 files changed, 960 insertions(+), 1 deletion(-)
Index: u-boot_master/include/asm-arm/arch-omap3/mmc.h
===
--- /dev/null
+++ u-boot_master/include/asm-arm/arch-omap3/mmc.h
@@ -0,0 +1,235 @@
+/*
+ * (C) Copyright 2008
+ * Texas Instruments,
+ * Syed Mohammed Khasim <[EMAIL PROTECTED]>
+ *
+ * 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 MMC_H
+#define MMC_H
+
+#include "mmc_host_def.h"
+
+/* Responses */
+#define RSP_TYPE_NONE(RSP_TYPE_NORSP | CCCE_NOCHECK | CICE_NOCHECK)
+#define RSP_TYPE_R1 (RSP_TYPE_LGHT48 | CCCE_CHECK | CICE_CHECK)
+#define RSP_TYPE_R1B (RSP_TYPE_LGHT48B | CCCE_CHECK | CICE_CHECK)
+#define RSP_TYPE_R2 (RSP_TYPE_LGHT136 | CCCE_CHECK | CICE_NOCHECK)
+#define RSP_TYPE_R3 (RSP_TYPE_LGHT48 | CCCE_NOCHECK | CICE_NOCHECK)
+#define RSP_TYPE_R4 (RSP_TYPE_LGHT48 | CCCE_NOCHECK | CICE_NOCHECK)
+#define RSP_TYPE_R5 (RSP_TYPE_LGHT48 | CCCE_CHECK | CICE_CHECK)
+#define RSP_TYPE_R6 (RSP_TYPE_LGHT48 | CCCE_CHECK | CICE_CHECK)
+#define RSP_TYPE_R7 (RSP_TYPE_LGHT48 | CCCE_CHECK | CICE_CHECK)
+
+/* All supported commands */
+#define MMC_CMD0 (INDEX(0) | RSP_TYPE_NONE | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD1 (INDEX(1) | RSP_TYPE_R3 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD2 (INDEX(2) | RSP_TYPE_R2 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD3 (INDEX(3) | RSP_TYPE_R1 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_SDCMD3(INDEX(3) | RSP_TYPE_R6 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD4 (INDEX(4) | RSP_TYPE_NONE | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD6 (INDEX(6) | RSP_TYPE_R1B | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD7_SELECT (INDEX(7) | RSP_TYPE_R1B | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD7_DESELECT (INDEX(7) | RSP_TYPE_NONE | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD8 (INDEX(8) | RSP_TYPE_R1 | DP_DATA| DDIR_READ)
+#define MMC_SDCMD8(INDEX(8) | RSP_TYPE_R7 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD9 (INDEX(9) | RSP_TYPE_R2 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD12 (INDEX(12) | RSP_TYPE_R1B | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD13 (INDEX(13) | RSP_TYPE_R1 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD15 (INDEX(15) | RSP_TYPE_NONE | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD16 (INDEX(16) | RSP_TYPE_R1 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_CMD17 (INDEX(17) | RSP_TYPE_R1 | DP_DATA| DDIR_READ)
+#define MMC_CMD24 (INDEX(24) | RSP_TYPE_R1 | DP_DATA| DDIR_WRITE)
+#define MMC_ACMD6 (INDEX(6) | RSP_TYPE_R1 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_ACMD41(INDEX(41) | RSP_TYPE_R3 | DP_NO_DATA | DDIR_WRITE)
+#define MMC_ACMD51(INDEX(51) | RSP_TYPE_R1 | DP_DATA| DDIR_READ)
+#define MMC_CMD55 (INDEX(55) | RSP_TYPE_R1 | DP_NO_DATA | DDIR_WRITE)
+
+#define MMC_AC_CMD_RCA_MASK (unsigned int)(0x << 16)
+#define MMC_BC_CMD_DSR_MASK (unsigned int)(0x << 16)
+#define MMC_DSR_DEFAULT (0x0404)
+#define SD_CMD8_CHECK_PATTERN (0xAA)
+#define SD_CMD8_2_7_3_6_V_RANGE(0x01 << 8)
+
+/* Clock Configurations and Macros */
+
+#define MMC_CLOCK_REFERENCE(96)
+#define MMC_RELATIVE_CARD_ADDRESS (0x1234)
+#define MMC_INIT_SEQ_CLK (MMC_CLOCK_REFERENCE * 1000 / 80)
+#define MMC_400kHz_CLK (MMC_CLOCK_REFERENCE * 1000 / 400)
+#define CLKDR(r, f, u) r)*100) / ((f)*(u))) + 1)
+#define CLKD(f, u) (CLKDR(MMC_CLOCK_REFERENCE, f, u))
+
+#define MMC_OCR_REG_ACCESS_MODE_MASK (0x3 << 29)
+#define MMC_OCR_REG_ACCESS_MODE_BYTE (0x0 << 29)
+#define MMC_OCR_REG_ACCESS_MODE_SECTOR (0x2 << 29)
+
+#de