[U-Boot] [PATCH v2 3/6] sunxi: Update sunxi-common.h to deal with different DRAM base addr on sun9i
Hans de Goede
hdegoede at redhat.com
Wed May 20 15:35:06 CEST 2015
The DRAM Base differs between sun9i and the others, update sunxi-common.h to
deal with this.
Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
include/configs/sunxi-common.h | 53 ++++++++++++++++++++++++++++--------------
1 file changed, 35 insertions(+), 18 deletions(-)
diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 5dd2480..2b90681 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -13,6 +13,8 @@
#ifndef _SUNXI_COMMON_CONFIG_H
#define _SUNXI_COMMON_CONFIG_H
+#include <linux/stringify.h>
+
#ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT
/*
* The U-Boot workarounds bugs in the outdated buggy sunxi-3.4 kernels at the
@@ -39,8 +41,6 @@
#include <asm/arch/cpu.h> /* get chip and board defs */
-#define CONFIG_SYS_TEXT_BASE 0x4a000000
-
#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_DM_SERIAL)
# define CONFIG_DW_SERIAL
#endif
@@ -69,8 +69,34 @@
/* CPU */
#define CONFIG_SYS_CACHELINE_SIZE 64
-/* DRAM Base */
+/*
+ * The DRAM Base differs between some models. We cannot use macros for the
+ * CONFIG_FOO defines which contain the DRAM base address since they end
+ * up unexpanded in include/autoconf.mk .
+ *
+ * So we have to have this #ifdef #else #endif block for these.
+ */
+#ifdef CONFIG_MACH_SUN9I
+#define SDRAM_OFFSET(x) 0x2##x
+#define CONFIG_SYS_SDRAM_BASE 0x20000000
+#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* default load address */
+#define CONFIG_SYS_TEXT_BASE 0x2a000000
+#define CONFIG_PRE_CON_BUF_ADDR 0x2f000000
+#define CONFIG_SYS_SPL_MALLOC_START 0x2ff00000
+#define CONFIG_SPL_BSS_START_ADDR 0x2ff80000
+#else
+#define SDRAM_OFFSET(x) 0x4##x
#define CONFIG_SYS_SDRAM_BASE 0x40000000
+#define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */
+#define CONFIG_SYS_TEXT_BASE 0x4a000000
+#define CONFIG_PRE_CON_BUF_ADDR 0x4f000000
+#define CONFIG_SYS_SPL_MALLOC_START 0x4ff00000
+#define CONFIG_SPL_BSS_START_ADDR 0x4ff80000
+#endif
+
+#define CONFIG_SPL_BSS_MAX_SIZE 0x00080000 /* 512 KiB */
+#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 /* 512 KiB */
+
#define CONFIG_SYS_INIT_RAM_ADDR 0x0
#define CONFIG_SYS_INIT_RAM_SIZE 0x8000 /* 32 KiB */
@@ -129,10 +155,8 @@
/* Boot Argument Buffer Size */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
-#define CONFIG_SYS_LOAD_ADDR 0x42000000 /* default load address */
-
/* standalone support */
-#define CONFIG_STANDALONE_LOAD_ADDR 0x42000000
+#define CONFIG_STANDALONE_LOAD_ADDR CONFIG_SYS_LOAD_ADDR
/* baudrate */
#define CONFIG_BAUDRATE 115200
@@ -162,9 +186,6 @@
#define CONFIG_SPL_BOARD_LOAD_IMAGE
-#define CONFIG_SPL_BSS_START_ADDR 0x4ff80000
-#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KiB */
-
#define CONFIG_SPL_TEXT_BASE 0x20 /* sram start+header */
#define CONFIG_SPL_MAX_SIZE 0x5fe0 /* 24KB on sun4i/sun7i */
@@ -182,8 +203,6 @@
/* end of 32 KiB in sram */
#define LOW_LEVEL_SRAM_STACK 0x00008000 /* End of sram */
#define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK
-#define CONFIG_SYS_SPL_MALLOC_START 0x4ff00000
-#define CONFIG_SYS_SPL_MALLOC_SIZE 0x00080000 /* 512 KiB */
/* I2C */
#if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER
@@ -333,8 +352,6 @@ extern int soft_i2c_gpio_scl;
/* Enable pre-console buffer to get complete log on the VGA console */
#define CONFIG_PRE_CONSOLE_BUFFER
#define CONFIG_PRE_CON_BUF_SZ 4096 /* Aprox 2 80*25 screens */
-/* Use the room between the end of bootm_size and the framebuffer */
-#define CONFIG_PRE_CON_BUF_ADDR 0x4f000000
/*
* 240M RAM (256M minimum minus space for the framebuffer),
@@ -343,11 +360,11 @@ extern int soft_i2c_gpio_scl;
*/
#define MEM_LAYOUT_ENV_SETTINGS \
"bootm_size=0xf000000\0" \
- "kernel_addr_r=0x42000000\0" \
- "fdt_addr_r=0x43000000\0" \
- "scriptaddr=0x43100000\0" \
- "pxefile_addr_r=0x43200000\0" \
- "ramdisk_addr_r=0x43300000\0"
+ "kernel_addr_r=" __stringify(SDRAM_OFFSET(2000000)) "\0" \
+ "fdt_addr_r=" __stringify(SDRAM_OFFSET(3000000)) "\0" \
+ "scriptaddr=" __stringify(SDRAM_OFFSET(3100000)) "\0" \
+ "pxefile_addr_r=" __stringify(SDRAM_OFFSET(3200000)) "\0" \
+ "ramdisk_addr_r=" __stringify(SDRAM_OFFSET(3300000)) "\0"
#ifdef CONFIG_MMC
#define BOOT_TARGET_DEVICES_MMC(func) func(MMC, mmc, 0)
--
2.4.1
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