KB9202: Correctly define RAM, FLASH, ENV, and CFG_MALLOC variables
This patch is a forward port of the one submitted by Christian from
Kwikbyte in 06/2007
(http://lists.denx.de/pipermail/u-boot/2007-June/021950.html)
Signed-off-by: Matthias Kaehlcke <matth...@kaehlcke.net>
--
--- u-boot-2009.03.org/board/kb9202/kb9202.c 2009-03-21 22:04:41.000000000
+0100
+++ u-boot-2009.03/board/kb9202/kb9202.c 2009-05-15 22:30:31.000000000
+0200
@@ -31,6 +31,8 @@
#include <at91rm9200_net.h>
#include <lxt971a.h>
+extern int eth_init (bd_t * bd);
+
DECLARE_GLOBAL_DATA_PTR;
/*
@@ -64,6 +66,19 @@
return 0;
}
+int board_late_init (void)
+{
+ /* make sure MAC is set */
+#ifdef CONFIG_DRIVER_ETHER
+#ifdef CONFIG_CMD_NET
+ if (getenv ("ethaddr")) {
+ return (eth_init(gd->bd));
+ }
+#endif
+#endif
+ return 0;
+}
+
#ifdef CONFIG_DRIVER_ETHER
#if defined(CONFIG_CMD_NET)
--- u-boot-2009.03.org/include/configs/kb9202.h 2009-03-21 22:04:41.000000000
+0100
+++ u-boot-2009.03/include/configs/kb9202.h 2009-05-15 22:30:31.000000000
+0200
@@ -38,9 +38,10 @@
#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
#define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */
/* Only define one of the following, based on board type */
-/* #define CONFIG_KB9200 1 KwikByte KB9202 board */
-/* #define CONFIG_KB9201 1 KwikByte KB9202 board */
-#define CONFIG_KB9202 1 /* KwikByte KB9202 board
*/
+/* #define CONFIG_KB9200 1 KwikByte KB9200 board */
+/* #define CONFIG_KB9201 1 KwikByte KB9201 board */
+/* #define CONFIG_KB9202 1 KwikByte KB9202 board */
+#define CONFIG_KB9202B 1 /* KwikByte KB9202B board */
#define CONFIG_KB920x 1 /* Any KB920x board
*/
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
@@ -56,13 +57,21 @@
#define CONFIG_SYS_LONGHELP
+#define BOARD_LATE_INIT
+
+#ifdef CONFIG_KB9202B
+#define CONFIG_BOOTARGS "console=ttyS0,115200 noinitrd
root=/dev/mtdblock0 rootfstype=jffs2 mem=64M"
+#define CONFIG_BOOTCOMMAND "bootm 0x10000000"
+#endif
+
+
#ifndef roundup
#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
#endif
/*
* Size of malloc() pool
*/
-#define CONFIG_SYS_MALLOC_LEN (roundup(CONFIG_ENV_SIZE,4096) + 128*1024)
+#define CONFIG_SYS_MALLOC_LEN (128*1024)
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for
initial data */
#define CONFIG_BAUDRATE 115200
@@ -80,7 +89,7 @@
#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
-#define CONFIG_BOOTDELAY 3
+#define CONFIG_BOOTDELAY 1
#define CONFIG_ENV_OVERWRITE 1
@@ -99,8 +108,10 @@
#include <config_cmd_default.h>
#define CONFIG_CMD_I2C
+#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_JFFS2
#undef CONFIG_CMD_BDI
#undef CONFIG_CMD_FPGA
@@ -109,17 +120,21 @@
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM 0x20000000
+#ifdef CONFIG_KB9202B
+#define PHYS_SDRAM_SIZE 0x4000000 /* 64 megs */
+#else
#define PHYS_SDRAM_SIZE 0x2000000 /* 32 megs */
+#endif
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
-#define CONFIG_SYS_MEMTEST_END CONFIG_SYS_MEMTEST_START +
PHYS_SDRAM_SIZE - (512*1024)
+#define CONFIG_SYS_MEMTEST_END CONFIG_SYS_MEMTEST_START +
0x1000000
#define CONFIG_DRIVER_ETHER
#define CONFIG_NET_RETRY_COUNT 20
#define CONFIG_SYS_FLASH_BASE 0x10000000
-#ifdef CONFIG_KB9202
+#if defined(CONFIG_KB9202) || defined(CONFIG_KB9202B)
#define PHYS_FLASH_SIZE 0x1000000
#else
#define PHYS_FLASH_SIZE 0x200000
@@ -132,9 +147,9 @@
#define CONFIG_ENV_IS_IN_EEPROM
-#ifdef CONFIG_KB9202
-#define CONFIG_ENV_OFFSET 0x3E00
-#define CONFIG_ENV_SIZE 0x0200
+#if defined(CONFIG_KB9202) || defined(CONFIG_KB9202B)
+#define CONFIG_ENV_OFFSET 0x2000
+#define CONFIG_ENV_SIZE 0x2000
#else
#define CONFIG_ENV_OFFSET 0x1000
#define CONFIG_ENV_SIZE 0x1000
--
Matthias Kaehlcke
Embedded Linux Engineer
Barcelona
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