[U-Boot] [PATCH] [ARM] Apollon UBI support (take #2)
Kyungmin Park
kmpark at infradead.org
Wed Oct 22 11:16:56 CEST 2008
Now you can use the UBI at apollon board
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
---
diff --git a/board/apollon/Makefile b/board/apollon/Makefile
index 9bac9a6..4c3e57f 100644
--- a/board/apollon/Makefile
+++ b/board/apollon/Makefile
@@ -25,9 +25,11 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS := apollon.o mem.o sys_info.o
+COBJS-y := apollon.o mem.o sys_info.o
+COBJS-$(CONFIG_CMD_UBI) += ubi.o
SOBJS := lowlevel_init.o
+COBJS := $(COBJS-y)
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
diff --git a/board/apollon/ubi.c b/board/apollon/ubi.c
new file mode 100644
index 0000000..10dd6e7
--- /dev/null
+++ b/board/apollon/ubi.c
@@ -0,0 +1,48 @@
+/*
+ * board/apollon/ubi.c
+ *
+ * Copyright (C) 2008 Samsung Electronics
+ * Kyungmin Park <kyungmin.park at samsung.com>
+ *
+ * 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.
+ */
+
+#include <common.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <jffs2/load_kernel.h>
+#include <ubi_uboot.h>
+
+int ubi_board_scan(void)
+{
+ struct mtd_device *dev;
+ struct part_info *part;
+ struct mtd_partition mtd_part;
+ char buffer[32];
+ u8 pnum;
+ int err;
+
+ if (mtdparts_init() != 0)
+ return 1;
+
+ if (find_dev_and_part("onenand0,4", &dev, &pnum, &part) != 0)
+ return 1;
+
+ sprintf(buffer, "mtd=%d", pnum);
+ mtd_part.name = buffer;
+ mtd_part.size = part->size;
+ mtd_part.offset = part->offset;
+ add_mtd_partitions(&onenand_mtd, &mtd_part, 1);
+
+ err = ubi_mtd_param_parse(buffer, NULL);
+ if (err)
+ return err;
+
+ err = ubi_init();
+ if (err)
+ return err;
+
+ return 0;
+}
diff --git a/include/configs/apollon.h b/include/configs/apollon.h
index d71ed44..dff47fc 100644
--- a/include/configs/apollon.h
+++ b/include/configs/apollon.h
@@ -53,6 +53,9 @@
#define CONFIG_SYS_USE_NOR 1
#endif
+/* uncommnet if you want to use UBI */
+#define CONFIG_SYS_USE_UBI
+
#include <asm/arch/omap2420.h> /* get chip and board defs */
#define V_SCLK 12000000
@@ -73,8 +76,9 @@
* Size of malloc() pool
*/
#define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */
-#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K)
-#define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
+#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_1M)
+/* bytes reserved for initial data */
+#define CONFIG_SYS_GBL_DATA_SIZE 128
/*
* Hardware drivers
@@ -116,6 +120,13 @@
#define CONFIG_CMD_DIAG
#define CONFIG_CMD_ONENAND
+#ifdef CONFIG_SYS_USE_UBI
+#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_UBI
+#define CONFIG_RBTREE
+#define CONFIG_MTD_PARTITIONS
+#endif
+
#undef CONFIG_CMD_AUTOSCRIPT
#ifndef CONFIG_SYS_USE_NOR
@@ -133,24 +144,39 @@
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_ETHADDR 00:0E:99:00:24:20
-#ifdef CONFIG_APOLLON_PLUS
-# define CONFIG_BOOTARGS "root=/dev/nfs rw mem=64M console=ttyS0,115200n8 ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2"
+#ifdef CONFIG_APOLLON_PLUS
+#define CONFIG_SYS_MEM "mem=64M"
+#else
+#define CONFIG_SYS_MEM "mem=128"
+#endif
+
+#ifdef CONFIG_SYS_USE_UBI
+#define CONFIG_SYS_UBI "ubi.mtd=4"
#else
-# define CONFIG_BOOTARGS "root=/dev/nfs rw mem=128M console=ttyS0,115200n8 ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2"
+#define CONFIG_SYS_UBI ""
#endif
+#define CONFIG_BOOTARGS "root=/dev/nfs rw " CONFIG_SYS_MEM \
+ " console=ttyS0,115200n8" \
+ " ip=192.168.116.25:192.168.116.1:192.168.116.1:255.255.255.0:" \
+ "apollon:eth0:off nfsroot=/tftpboot/nfsroot profile=2 " \
+ CONFIG_SYS_UBI
+
#define CONFIG_EXTRA_ENV_SETTINGS \
"Image=tftp 0x80008000 Image; go 0x80008000\0" \
"zImage=tftp 0x80180000 zImage; go 0x80180000\0" \
"uImage=tftp 0x80180000 uImage; bootm 0x80180000\0" \
"uboot=tftp 0x80008000 u-boot.bin; go 0x80008000\0" \
- "xloader=tftp 0x80180000 x-load.bin; cp.w 0x80180000 0x00000400 0x1000; go 0x00000400\0" \
+ "xloader=tftp 0x80180000 x-load.bin; " \
+ " cp.w 0x80180000 0x00000400 0x1000; go 0x00000400\0" \
"syncmode50=mw.w 0x1e442 0xc0c4; mw 0x6800a060 0xe30d1201\0" \
"syncmode=mw.w 0x1e442 0xe0f4; mw 0x6800a060 0xe30d1201\0" \
"norboot=cp32 0x18040000 0x80008000 0x200000; go 0x80008000\0" \
- "oneboot=onenand read 0x80008000 0x40000 0x200000; go 0x80008000\0"\
+ "oneboot=onenand read 0x80008000 0x40000 0x200000; go 0x80008000\0" \
"onesyncboot=run syncmode oneboot\0" \
- "updateb=tftp 0x80180000 u-boot-onenand.bin; onenand erase 0x0 0x20000; onenand write 0x80180000 0x0 0x20000\0" \
+ "updateb=tftp 0x80180000 u-boot-onenand.bin; " \
+ " onenand erase 0x0 0x20000; onenand write 0x80180000 0x0 0x20000\0" \
+ "ubi=setenv bootargs ${bootargs} ubi.mtd=4 ${mtdparts}; run uImage\0" \
"bootcmd=run uboot\0"
/*
@@ -164,14 +190,15 @@
/* Print Buffer Size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
-#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
-
-#define CONFIG_SYS_MEMTEST_START (OMAP2420_SDRC_CS0) /* memtest works on */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+/* memtest works on */
+#define CONFIG_SYS_MEMTEST_START (OMAP2420_SDRC_CS0)
#define CONFIG_SYS_MEMTEST_END (OMAP2420_SDRC_CS0+SZ_31M)
#undef CONFIG_SYS_CLKS_IN_HZ /* everything, incl board info, in Hz */
-
-#define CONFIG_SYS_LOAD_ADDR (OMAP2420_SDRC_CS0) /* default load address */
+/* default load address */
+#define CONFIG_SYS_LOAD_ADDR (OMAP2420_SDRC_CS0)
/* The 2420 has 12 GP timers, they can be driven by the SysClk (12/13/19.2)
* or by 32KHz clk, or from external sig. This rate is divided by a local
@@ -211,13 +238,15 @@
# define CONFIG_SYS_MAX_FLASH_BANKS 1
# define CONFIG_SYS_MAX_FLASH_SECT 1024
/*-----------------------------------------------------------------------
-
* CFI FLASH driver setup
*/
-# define CONFIG_SYS_FLASH_CFI 1 /* Flash memory is CFI compliant */
+/* Flash memory is CFI compliant */
+# define CONFIG_SYS_FLASH_CFI 1
# define CONFIG_FLASH_CFI_DRIVER 1 /* Use drivers/cfi_flash.c */
-/* #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 */ /* Use buffered writes (~10x faster) */
-# define CONFIG_SYS_FLASH_PROTECTION 1 /* Use h/w sector protection*/
+/* Use buffered writes (~10x faster) */
+/* #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 */
+/* Use h/w sector protection*/
+# define CONFIG_SYS_FLASH_PROTECTION 1
#else /* !CONFIG_SYS_USE_NOR */
# define CONFIG_SYS_NO_FLASH 1
@@ -228,4 +257,15 @@
#define CONFIG_ENV_IS_IN_ONENAND 1
#define CONFIG_ENV_ADDR 0x00020000
+#ifdef CONFIG_SYS_USE_UBI
+#define CONFIG_JFFS2_CMDLINE
+#define MTDIDS_DEFAULT "onenand0=onenand"
+#define MTDPARTS_DEFAULT "mtdparts=onenand:128k(bootloader)," \
+ "128k(params)," \
+ "2m(kernel)," \
+ "16m(rootfs)," \
+ "32m(fs)," \
+ "-(ubifs)"
+#endif
+
#endif /* __CONFIG_H */
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