TQM8272: move NAND part in seperate File

I didn't try to use drivers/mtd/nand/fsl_upm.c for the NAND driver,
because I have no longer access to the hardware.

Signed-off-by: Heiko Schocher <hs@denx.de>

diff --git a/board/tqc/tqm8272/Makefile b/board/tqc/tqm8272/Makefile
index 67302635126ffcc040614d4430022df1dddcf9b3..c97fe1496d06daa12edc77272c76758874822134 100644 (file)
--- a/board/tqc/tqm8272/Makefile
+++ b/board/tqc/tqm8272/Makefile
@@ -28,7 +28,7 @@ endif
 
 LIB    = $(obj)lib$(BOARD).a
 
-COBJS  = $(BOARD).o ../tqm8xx/load_sernum_ethaddr.o
+COBJS  = $(BOARD).o ../tqm8xx/load_sernum_ethaddr.o nand.o
 
 SRCS   := $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS   := $(addprefix $(obj),$(COBJS))

diff --git a/board/tqc/tqm8272/nand.c b/board/tqc/tqm8272/nand.c
new file mode 100644 (file)
index 0000000..b988ffa
--- /dev/null
+++ b/board/tqc/tqm8272/nand.c
@@ -0,0 +1,276 @@
+/*
+ * (C) Copyright 2008
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * 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; 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 <common.h>
+#include <ioports.h>
+#include <mpc8260.h>
+
+#include "tqm8272.h"
+
+/* UPM pattern for bus clock = 66.7 MHz */
+static const uint upmTable67[] =
+{
+    /* Offset  UPM Read Single RAM array entry -> NAND Read Data */
+    /* 0x00 */ 0x0fa3f100, 0x0fa3b000, 0x0fa33100, 0x0fa33000,
+    /* 0x04 */ 0x0fa33000, 0x0fa33004, 0xfffffc01, 0xfffffc00,
+
+               /* UPM Read Burst RAM array entry -> unused */
+    /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+
+               /* UPM Read Burst RAM array entry -> unused */
+    /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+
+               /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */
+    /* 0x18 */ 0x00a3fc00, 0x00a3fc00, 0x00a3fc00, 0x00a3fc00,
+    /* 0x1C */ 0x0fa3fc00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00,
+
+               /* UPM Write Burst RAM array entry -> unused */
+    /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+
+               /* UPM Refresh Timer RAM array entry -> unused */
+    /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+
+               /* UPM Exception RAM array entry -> unsused */
+    /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+};
+
+/* UPM pattern for bus clock = 100 MHz */
+static const uint upmTable100[] =
+{
+    /* Offset  UPM Read Single RAM array entry -> NAND Read Data */
+    /* 0x00 */ 0x0fa3f200, 0x0fa3b000, 0x0fa33300, 0x0fa33000,
+    /* 0x04 */ 0x0fa33000, 0x0fa33004, 0xfffffc01, 0xfffffc00,
+
+               /* UPM Read Burst RAM array entry -> unused */
+    /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+
+               /* UPM Read Burst RAM array entry -> unused */
+    /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+
+               /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */
+    /* 0x18 */ 0x00a3ff00, 0x00a3fc00, 0x00a3fc00, 0x0fa3fc00,
+    /* 0x1C */ 0x0fa3fc00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00,
+
+               /* UPM Write Burst RAM array entry -> unused */
+    /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+
+               /* UPM Refresh Timer RAM array entry -> unused */
+    /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+
+               /* UPM Exception RAM array entry -> unsused */
+    /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+};
+
+/* UPM pattern for bus clock = 133.3 MHz */
+static const uint upmTable133[] =
+{
+    /* Offset  UPM Read Single RAM array entry -> NAND Read Data */
+    /* 0x00 */ 0x0fa3f300, 0x0fa3b000, 0x0fa33300, 0x0fa33000,
+    /* 0x04 */ 0x0fa33200, 0x0fa33004, 0xfffffc01, 0xfffffc00,
+
+               /* UPM Read Burst RAM array entry -> unused */
+    /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+
+               /* UPM Read Burst RAM array entry -> unused */
+    /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+
+               /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */
+    /* 0x18 */ 0x00a3ff00, 0x00a3fc00, 0x00a3fd00, 0x0fa3fc00,
+    /* 0x1C */ 0x0fa3fd00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00,
+
+               /* UPM Write Burst RAM array entry -> unused */
+    /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+
+               /* UPM Refresh Timer RAM array entry -> unused */
+    /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
+    /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+
+               /* UPM Exception RAM array entry -> unsused */
+    /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
+};
+
+static int     chipsel = 0;
+
+#if defined(CONFIG_CMD_NAND)
+
+#include <nand.h>
+#include <linux/mtd/mtd.h>
+
+static u8 hwctl = 0;
+
+static void upmnand_write_byte(struct mtd_info *mtdinfo, u_char byte)
+{
+       struct nand_chip *this = mtdinfo->priv;
+       ulong base = (ulong) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
+
+       if (hwctl & 0x1) {
+               WRITE_NAND_UPM(byte, base, CFG_NAND_UPM_WRITE_CMD_OFS);
+       } else if (hwctl & 0x2) {
+               WRITE_NAND_UPM(byte, base, CFG_NAND_UPM_WRITE_ADDR_OFS);
+       } else {
+               WRITE_NAND(byte, base);
+       }
+}
+
+static void upmnand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
+{
+       if (ctrl & NAND_CTRL_CHANGE) {
+               if ( ctrl & NAND_CLE )
+                       hwctl |= 0x1;
+               else
+                       hwctl &= ~0x1;
+               if ( ctrl & NAND_ALE )
+                       hwctl |= 0x2;
+               else
+                       hwctl &= ~0x2;
+       }
+       if (cmd != NAND_CMD_NONE)
+               upmnand_write_byte (mtd, cmd);
+}
+
+static u_char upmnand_read_byte(struct mtd_info *mtdinfo)
+{
+       struct nand_chip *this = mtdinfo->priv;
+       ulong base = (ulong) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
+
+       return READ_NAND(base);
+}
+
+static int tqm8272_dev_ready(struct mtd_info *mtdinfo)
+{
+       /* constant delay (see also tR in the datasheet) */
+       udelay(12); \
+       return 1;
+}
+
+#ifndef CONFIG_NAND_SPL
+static void tqm8272_read_buf(struct mtd_info *mtdinfo, uint8_t *buf, int len)
+{
+       struct nand_chip *this = mtdinfo->priv;
+       unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
+       int     i;
+
+       for (i = 0; i< len; i++)
+               buf[i] = *base;
+}
+
+static void tqm8272_write_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len)
+{
+       struct nand_chip *this = mtdinfo->priv;
+       unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
+       int     i;
+
+       for (i = 0; i< len; i++)
+               *base = buf[i];
+}
+
+static int tqm8272_verify_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len)
+{
+       struct nand_chip *this = mtdinfo->priv;
+       unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
+       int     i;
+
+       for (i = 0; i < len; i++)
+               if (buf[i] != *base)
+                       return -1;
+       return 0;
+}
+#endif /* #ifndef CONFIG_NAND_SPL */
+
+void board_nand_select_device(struct nand_chip *nand, int chip)
+{
+       chipsel = chip;
+}
+
+int board_nand_init(struct nand_chip *nand)
+{
+       static  int     UpmInit = 0;
+       volatile immap_t * immr = (immap_t *)CFG_IMMR;
+       volatile memctl8260_t *memctl = &immr->im_memctl;
+
+       if (hwinf.nand == 0) return -1;
+
+       /* Setup the UPM */
+       if (UpmInit == 0) {
+               switch (hwinf.busclk_real) {
+               case 100000000:
+                       upmconfig (UPMB, (uint *) upmTable100,
+                          sizeof (upmTable100) / sizeof (uint));
+                       break;
+               case 133333333:
+                       upmconfig (UPMB, (uint *) upmTable133,
+                          sizeof (upmTable133) / sizeof (uint));
+                       break;
+               default:
+                       upmconfig (UPMB, (uint *) upmTable67,
+                          sizeof (upmTable67) / sizeof (uint));
+                       break;
+               }
+               UpmInit = 1;
+       }
+
+       /* Setup the memctrl */
+       memctl->memc_or3 = CFG_NAND_OR;
+       memctl->memc_br3 = CFG_NAND_BR;
+       memctl->memc_mbmr = (MxMR_OP_NORM);
+
+       nand->ecc.mode = NAND_ECC_SOFT;
+
+       nand->cmd_ctrl   = upmnand_hwcontrol;
+       nand->read_byte  = upmnand_read_byte;
+       nand->dev_ready  = tqm8272_dev_ready;
+
+#ifndef CONFIG_NAND_SPL
+       nand->write_buf  = tqm8272_write_buf;
+       nand->read_buf   = tqm8272_read_buf;
+       nand->verify_buf = tqm8272_verify_buf;
+#endif
+
+       /*
+        * Select required NAND chip
+        */
+       board_nand_select_device(nand, 0);
+       return 0;
+}
+
+#endif

diff --git a/board/tqc/tqm8272/tqm8272.c b/board/tqc/tqm8272/tqm8272.c
index 0da16e7e33e1ac9bbd6e8e6e9d63b2c86b38f65c..fc0a29c101f25e092c2baaa2250ef57152c36cc0 100644 (file)
--- a/board/tqc/tqm8272/tqm8272.c
+++ b/board/tqc/tqm8272/tqm8272.c
@@ -31,6 +31,7 @@
 #include <pci.h>
 #include <asm/m8260_pci.h>
 #endif
+#include "tqm8272.h"
 
 #if 0
 #define deb_printf(fmt,arg...) \
@@ -208,112 +209,6 @@ const iop_conf_t iop_conf_tab[4][32] = {
     }
 };
 
-#define _NOT_USED_     0xFFFFFFFF
-
-/* UPM pattern for bus clock = 66.7 MHz */
-static const uint upmTable67[] =
-{
-    /* Offset  UPM Read Single RAM array entry -> NAND Read Data */
-    /* 0x00 */ 0x0fa3f100, 0x0fa3b000, 0x0fa33100, 0x0fa33000,
-    /* 0x04 */ 0x0fa33000, 0x0fa33004, 0xfffffc01, 0xfffffc00,
-
-               /* UPM Read Burst RAM array entry -> unused */
-    /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-
-               /* UPM Read Burst RAM array entry -> unused */
-    /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-
-               /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */
-    /* 0x18 */ 0x00a3fc00, 0x00a3fc00, 0x00a3fc00, 0x00a3fc00,
-    /* 0x1C */ 0x0fa3fc00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00,
-
-               /* UPM Write Burst RAM array entry -> unused */
-    /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-
-               /* UPM Refresh Timer RAM array entry -> unused */
-    /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-
-               /* UPM Exception RAM array entry -> unsused */
-    /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-};
-
-/* UPM pattern for bus clock = 100 MHz */
-static const uint upmTable100[] =
-{
-    /* Offset  UPM Read Single RAM array entry -> NAND Read Data */
-    /* 0x00 */ 0x0fa3f200, 0x0fa3b000, 0x0fa33300, 0x0fa33000,
-    /* 0x04 */ 0x0fa33000, 0x0fa33004, 0xfffffc01, 0xfffffc00,
-
-               /* UPM Read Burst RAM array entry -> unused */
-    /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-
-               /* UPM Read Burst RAM array entry -> unused */
-    /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-
-               /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */
-    /* 0x18 */ 0x00a3ff00, 0x00a3fc00, 0x00a3fc00, 0x0fa3fc00,
-    /* 0x1C */ 0x0fa3fc00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00,
-
-               /* UPM Write Burst RAM array entry -> unused */
-    /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-
-               /* UPM Refresh Timer RAM array entry -> unused */
-    /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-
-               /* UPM Exception RAM array entry -> unsused */
-    /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-};
-
-/* UPM pattern for bus clock = 133.3 MHz */
-static const uint upmTable133[] =
-{
-    /* Offset  UPM Read Single RAM array entry -> NAND Read Data */
-    /* 0x00 */ 0x0fa3f300, 0x0fa3b000, 0x0fa33300, 0x0fa33000,
-    /* 0x04 */ 0x0fa33200, 0x0fa33004, 0xfffffc01, 0xfffffc00,
-
-               /* UPM Read Burst RAM array entry -> unused */
-    /* 0x08 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x0C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-
-               /* UPM Read Burst RAM array entry -> unused */
-    /* 0x10 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x14 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-
-               /* UPM Write Single RAM array entry -> NAND Write Data, ADDR and CMD */
-    /* 0x18 */ 0x00a3ff00, 0x00a3fc00, 0x00a3fd00, 0x0fa3fc00,
-    /* 0x1C */ 0x0fa3fd00, 0x0fa3fc04, 0xfffffc01, 0xfffffc00,
-
-               /* UPM Write Burst RAM array entry -> unused */
-    /* 0x20 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x24 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x28 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x2C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-
-               /* UPM Refresh Timer RAM array entry -> unused */
-    /* 0x30 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x34 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00,
-    /* 0x38 */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-
-               /* UPM Exception RAM array entry -> unsused */
-    /* 0x3C */ 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01,
-};
-
-static int     chipsel = 0;
-
 /* UPM pattern for slow init */
 static const uint upmTableSlow[] =
 {
@@ -616,31 +511,6 @@ static inline int scanChar (char *p, int len, unsigned long *number)
        return akt;
 }
 
-typedef struct{
-       int     Bus;
-       int     flash;
-       int     flash_nr;
-       int     ram;
-       int     ram_cs;
-       int     nand;
-       int     nand_cs;
-       int     eeprom;
-       int     can;
-       unsigned long   cpunr;
-       unsigned long   option;
-       int     SecEng;
-       int     cpucl;
-       int     cpmcl;
-       int     buscl;
-       int     busclk_real_ok;
-       int     busclk_real;
-       unsigned char   OK;
-       unsigned char  ethaddr[20];
-} HWIB_INFO;
-
-HWIB_INFO      hwinf = {0, 0, 1, 0, 1, 0, 0, 0, 0, 8272, 0 ,0,
-                        0, 0, 0, 0, 0, 0};
-
 static int dump_hwib(void)
 {
        HWIB_INFO       *hw = &hwinf;
@@ -1062,150 +932,6 @@ int update_flash_size (int flash_size)
 }
 #endif
 
-#if defined(CONFIG_CMD_NAND)
-
-#include <nand.h>
-#include <linux/mtd/mtd.h>
-
-static u8 hwctl = 0;
-
-static void upmnand_write_byte(struct mtd_info *mtdinfo, u_char byte)
-{
-       struct nand_chip *this = mtdinfo->priv;
-       ulong base = (ulong) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
-
-       if (hwctl & 0x1) {
-               WRITE_NAND_UPM(byte, base, CFG_NAND_UPM_WRITE_CMD_OFS);
-       } else if (hwctl & 0x2) {
-               WRITE_NAND_UPM(byte, base, CFG_NAND_UPM_WRITE_ADDR_OFS);
-       } else {
-               WRITE_NAND(byte, base);
-       }
-}
-
-static void upmnand_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
-{
-       if (ctrl & NAND_CTRL_CHANGE) {
-               if ( ctrl & NAND_CLE )
-                       hwctl |= 0x1;
-               else
-                       hwctl &= ~0x1;
-               if ( ctrl & NAND_ALE )
-                       hwctl |= 0x2;
-               else
-                       hwctl &= ~0x2;
-       }
-       if (cmd != NAND_CMD_NONE)
-               upmnand_write_byte (mtd, cmd);
-}
-
-static u_char upmnand_read_byte(struct mtd_info *mtdinfo)
-{
-       struct nand_chip *this = mtdinfo->priv;
-       ulong base = (ulong) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
-
-       return READ_NAND(base);
-}
-
-static int tqm8272_dev_ready(struct mtd_info *mtdinfo)
-{
-       /* constant delay (see also tR in the datasheet) */
-       udelay(12); \
-       return 1;
-}
-
-#ifndef CONFIG_NAND_SPL
-static void tqm8272_read_buf(struct mtd_info *mtdinfo, uint8_t *buf, int len)
-{
-       struct nand_chip *this = mtdinfo->priv;
-       unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
-       int     i;
-
-       for (i = 0; i< len; i++)
-               buf[i] = *base;
-}
-
-static void tqm8272_write_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len)
-{
-       struct nand_chip *this = mtdinfo->priv;
-       unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
-       int     i;
-
-       for (i = 0; i< len; i++)
-               *base = buf[i];
-}
-
-static int tqm8272_verify_buf(struct mtd_info *mtdinfo, const uint8_t *buf, int len)
-{
-       struct nand_chip *this = mtdinfo->priv;
-       unsigned char *base = (unsigned char *) (this->IO_ADDR_W + chipsel * CFG_NAND_CS_DIST);
-       int     i;
-
-       for (i = 0; i < len; i++)
-               if (buf[i] != *base)
-                       return -1;
-       return 0;
-}
-#endif /* #ifndef CONFIG_NAND_SPL */
-
-void board_nand_select_device(struct nand_chip *nand, int chip)
-{
-       chipsel = chip;
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-       static  int     UpmInit = 0;
-       volatile immap_t * immr = (immap_t *)CFG_IMMR;
-       volatile memctl8260_t *memctl = &immr->im_memctl;
-
-       if (hwinf.nand == 0) return -1;
-
-       /* Setup the UPM */
-       if (UpmInit == 0) {
-               switch (hwinf.busclk_real) {
-               case 100000000:
-                       upmconfig (UPMB, (uint *) upmTable100,
-                          sizeof (upmTable100) / sizeof (uint));
-                       break;
-               case 133333333:
-                       upmconfig (UPMB, (uint *) upmTable133,
-                          sizeof (upmTable133) / sizeof (uint));
-                       break;
-               default:
-                       upmconfig (UPMB, (uint *) upmTable67,
-                          sizeof (upmTable67) / sizeof (uint));
-                       break;
-               }
-               UpmInit = 1;
-       }
-
-       /* Setup the memctrl */
-       memctl->memc_or3 = CFG_NAND_OR;
-       memctl->memc_br3 = CFG_NAND_BR;
-       memctl->memc_mbmr = (MxMR_OP_NORM);
-
-       nand->ecc.mode = NAND_ECC_SOFT;
-
-       nand->cmd_ctrl   = upmnand_hwcontrol;
-       nand->read_byte  = upmnand_read_byte;
-       nand->dev_ready  = tqm8272_dev_ready;
-
-#ifndef CONFIG_NAND_SPL
-       nand->write_buf  = tqm8272_write_buf;
-       nand->read_buf   = tqm8272_read_buf;
-       nand->verify_buf = tqm8272_verify_buf;
-#endif
-
-       /*
-        * Select required NAND chip
-        */
-       board_nand_select_device(nand, 0);
-       return 0;
-}
-
-#endif
-
 #ifdef CONFIG_PCI
 struct pci_controller hose;
 

diff --git a/board/tqc/tqm8272/tqm8272.h b/board/tqc/tqm8272/tqm8272.h
new file mode 100644 (file)
index 0000000..6d558ec
--- /dev/null
+++ b/board/tqc/tqm8272/tqm8272.h
@@ -0,0 +1,53 @@
+/*
+ * (C) Copyright 2008
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * 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; 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
+ */
+
+#ifndef        _TQM8272_HEADER_H
+#define        _TQM8272_HEADER_H
+
+#define _NOT_USED_     0xFFFFFFFF
+
+typedef struct{
+       int     Bus;
+       int     flash;
+       int     flash_nr;
+       int     ram;
+       int     ram_cs;
+       int     nand;
+       int     nand_cs;
+       int     eeprom;
+       int     can;
+       unsigned long   cpunr;
+       unsigned long   option;
+       int     SecEng;
+       int     cpucl;
+       int     cpmcl;
+       int     buscl;
+       int     busclk_real_ok;
+       int     busclk_real;
+       unsigned char   OK;
+       unsigned char  ethaddr[20];
+} HWIB_INFO;
+
+static HWIB_INFO       hwinf = {0, 0, 1, 0, 1, 0, 0, 0, 0, 8272, 0 ,0,
+                        0, 0, 0, 0, 0, 0};
+#endif