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https://github.com/AsahiLinux/u-boot
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mpc83xx: MPC8360E-RDK: add support for NAND
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
This commit is contained in:
Anton Vorontsov
Kim Phillips
parent
9a3e832aeb
commit
7ad9594909
3 changed files with 99 additions and 1 deletions
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@ -25,8 +25,10 @@ include $(TOPDIR)/config.mk
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LIB = $(obj)lib$(BOARD).a
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COBJS := $(BOARD).o
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COBJS-y += $(BOARD).o
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COBJS-$(CONFIG_CMD_NAND) += nand.o
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COBJS := $(COBJS-y)
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SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
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OBJS := $(addprefix $(obj),$(COBJS))
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SOBJS := $(addprefix $(obj),$(SOBJS))
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72
board/freescale/mpc8360erdk/nand.c
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72
board/freescale/mpc8360erdk/nand.c
Normal file
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@ -0,0 +1,72 @@
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/*
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* MPC8360E-RDK support for the NAND on FSL UPM
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*
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* Copyright (C) 2007 MontaVista Software, Inc.
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* Anton Vorontsov <avorontsov@ru.mvista.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#include <config.h>
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#include <common.h>
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#include <asm/io.h>
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#include <asm/immap_83xx.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/fsl_upm.h>
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#include <nand.h>
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static struct immap *im = (struct immap *)CFG_IMMR;
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static const u32 upm_array[] = {
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0x0ff03c30, 0x0ff03c30, 0x0ff03c34, 0x0ff33c30, /* Words 0 to 3 */
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0xfff33c31, 0xfffffc30, 0xfffffc30, 0xfffffc30, /* Words 4 to 7 */
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0x0faf3c30, 0x0faf3c30, 0x0faf3c30, 0x0fff3c34, /* Words 8 to 11 */
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0xffff3c31, 0xfffffc30, 0xfffffc30, 0xfffffc30, /* Words 12 to 15 */
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0x0fa3fc30, 0x0fa3fc30, 0x0fa3fc30, 0x0ff3fc34, /* Words 16 to 19 */
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0xfff3fc31, 0xfffffc30, 0xfffffc30, 0xfffffc30, /* Words 20 to 23 */
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0x0ff33c30, 0x0fa33c30, 0x0fa33c34, 0x0ff33c30, /* Words 24 to 27 */
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0xfff33c31, 0xfff0fc30, 0xfff0fc30, 0xfff0fc30, /* Words 28 to 31 */
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0xfff3fc30, 0xfff3fc30, 0xfff6fc30, 0xfffcfc30, /* Words 32 to 35 */
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0xfffcfc30, 0xfffcfc30, 0xfffcfc30, 0xfffcfc30, /* Words 36 to 39 */
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0xfffcfc30, 0xfffcfc30, 0xfffcfc30, 0xfffcfc30, /* Words 40 to 43 */
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0xfffdfc30, 0xfffffc30, 0xfffffc30, 0xfffffc31, /* Words 44 to 47 */
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0xfffffc30, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 48 to 51 */
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0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, /* Words 52 to 55 */
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0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 56 to 59 */
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0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, /* Words 60 to 63 */
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};
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static int dev_ready(void)
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{
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if (in_be32(&im->qepio.ioport[4].pdat) & 0x00002000) {
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debug("nand ready\n");
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return 1;
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}
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debug("nand busy\n");
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return 0;
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}
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static struct fsl_upm_nand fun = {
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.upm = {
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.array = upm_array,
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.io_addr = (void *)CFG_NAND_BASE,
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},
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.width = 1,
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.upm_cmd_offset = 8,
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.upm_addr_offset = 16,
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.dev_ready = dev_ready,
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.wait_pattern = 1,
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.chip_delay = 50,
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};
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int board_nand_init(struct nand_chip *nand)
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{
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fun.upm.mxmr = &im->lbus.mamr;
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fun.upm.mdr = &im->lbus.mdr;
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fun.upm.mar = &im->lbus.mar;
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return fsl_upm_nand_init(nand, &fun);
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}
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@ -184,6 +184,11 @@
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* NAND flash on the local bus
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*/
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#define CFG_NAND_BASE 0x60000000
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#define CONFIG_CMD_NAND 1
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#define CONFIG_NAND_FSL_UPM 1
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#define CFG_MAX_NAND_DEVICE 1
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#define NAND_MAX_CHIPS 1
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#define CONFIG_MTD_NAND_VERIFY_WRITE
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#define CFG_LBLAWBAR1_PRELIM CFG_NAND_BASE
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#define CFG_LBLAWAR1_PRELIM 0x8000001b /* Access window size 4K */
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@ -503,23 +508,42 @@
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"fdtfile=dtb\0"\
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"fsfile=fs\0"\
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"ubootfile=u-boot.bin\0"\
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"mtdparts=mtdparts=60000000.nand-flash:4096k(kernel),128k(dtb),-(rootfs)\0"\
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"setbootargs=setenv bootargs console=$consoledev,$baudrate "\
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"$mtdparts panic=1\0"\
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"adddhcpargs=setenv bootargs $bootargs ip=on\0"\
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"addnfsargs=setenv bootargs $bootargs ip=$ipaddr:$serverip:"\
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"$gatewayip:$netmask:$hostname:$netdev:off "\
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"root=/dev/nfs rw nfsroot=$serverip:$rootpath\0"\
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"addnandargs=setenv bootargs $bootargs root=/dev/mtdblock3 "\
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"rootfstype=jffs2 rw\0"\
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"tftp_get_uboot=tftp 100000 $ubootfile\0"\
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"tftp_get_kernel=tftp $loadaddr $bootfile\0"\
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"tftp_get_dtb=tftp $fdtaddr $fdtfile\0"\
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"tftp_get_fs=tftp c00000 $fsfile\0"\
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"nand_erase_kernel=nand erase 0 400000\0"\
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"nand_erase_dtb=nand erase 400000 20000\0"\
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"nand_erase_fs=nand erase 420000 3be0000\0"\
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"nand_write_kernel=nand write.jffs2 $loadaddr 0 400000\0"\
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"nand_write_dtb=nand write.jffs2 $fdtaddr 400000 20000\0"\
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"nand_write_fs=nand write.jffs2 c00000 420000 $filesize\0"\
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"nand_read_kernel=nand read.jffs2 $loadaddr 0 400000\0"\
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"nand_read_dtb=nand read.jffs2 $fdtaddr 400000 20000\0"\
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"nor_reflash=protect off ff800000 ff87ffff ; erase ff800000 ff87ffff ; "\
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"cp.b 100000 ff800000 $filesize\0"\
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"nand_reflash_kernel=run tftp_get_kernel nand_erase_kernel "\
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"nand_write_kernel\0"\
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"nand_reflash_dtb=run tftp_get_dtb nand_erase_dtb nand_write_dtb\0"\
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"nand_reflash_fs=run tftp_get_fs nand_erase_fs nand_write_fs\0"\
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"nand_reflash=run nand_reflash_kernel nand_reflash_dtb "\
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"nand_reflash_fs\0"\
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"boot_m=bootm $loadaddr - $fdtaddr\0"\
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"dhcpboot=run setbootargs adddhcpargs tftp_get_kernel tftp_get_dtb "\
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"boot_m\0"\
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"nfsboot=run setbootargs addnfsargs tftp_get_kernel tftp_get_dtb "\
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"boot_m\0"\
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"nandboot=run setbootargs addnandargs nand_read_kernel nand_read_dtb "\
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"boot_m\0"\
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""
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#define CONFIG_BOOTCOMMAND "run dhcpboot"
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