[U-Boot] [IXP42x PATCH series v5 09/17] update/fix AcTux2 board
Michael Schwingen
michael at schwingen.org
Mon May 23 00:00:05 CEST 2011
Signed-off-by: Michael Schwingen <michael at schwingen.org>
---
Changes for V2:
- move -ffunction-sections/--gc-sections to board config.mk
- add wildcard to bss segment in linker script
Changes for V3:
- use I/O accessors
- coding style fixes
- use get_ram_size in dram_init
- remove config.mk
- remove unused definitions from config.h
- add CONFIG_BOARD_SIZE_LIMIT
- add CONFIG_MII_NPE0_FIXEDLINK definition
Changes for V4:
- add changelog
- merge __bss_end change in u-boot.lds from master
Changes for V5:
board/actux2/actux2.c | 93 +++++++++++++++++++++++----------------------
board/actux2/config.mk | 4 --
board/actux2/u-boot.lds | 46 ++++++++++++++--------
include/configs/actux2.h | 35 +++++++++++------
4 files changed, 100 insertions(+), 78 deletions(-)
delete mode 100644 board/actux2/config.mk
diff --git a/board/actux2/actux2.c b/board/actux2/actux2.c
index 0d67f80..9040a09 100644
--- a/board/actux2/actux2.c
+++ b/board/actux2/actux2.c
@@ -43,50 +43,55 @@
DECLARE_GLOBAL_DATA_PTR;
-int board_init (void)
+int board_early_init_f(void)
+{
+ /* CS1: IPAC-X */
+ writel(0x94d10013, IXP425_EXP_CS1);
+ /* CS5: Debug port */
+ writel(0x9d520003, IXP425_EXP_CS5);
+ /* CS6: HW release register */
+ writel(0x81860001, IXP425_EXP_CS6);
+ /* CS7: LEDs */
+ writel(0x80900003, IXP425_EXP_CS7);
+
+ return 0;
+}
+
+int board_init(void)
{
gd->bd->bi_arch_number = MACH_TYPE_ACTUX2;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0x00000100;
- GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_IORST);
- GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_ETHRST);
- GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_DSR);
- GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_DCD);
+ GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST);
+ GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_ETHRST);
+ GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DSR);
+ GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_DCD);
- GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_IORST);
- GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_ETHRST);
+ GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST);
+ GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_ETHRST);
- GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_DSR);
- GPIO_OUTPUT_SET (CONFIG_SYS_GPIO_DCD);
+ GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_DSR);
+ GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_DCD);
- /* Setup GPIO's for Interrupt inputs */
- GPIO_OUTPUT_DISABLE (CONFIG_SYS_GPIO_DBGINT);
- GPIO_OUTPUT_DISABLE (CONFIG_SYS_GPIO_ETHINT);
+ /* Setup GPIOs for Interrupt inputs */
+ GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_DBGINT);
+ GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_ETHINT);
- /* Setup GPIO's for 33MHz clock output */
- GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_PCI_CLK);
- GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_EXTBUS_CLK);
- *IXP425_GPIO_GPCLKR = 0x011001FF;
+ /* Setup GPIOs for 33MHz clock output */
+ GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK);
+ GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK);
+ writel(0x011001FF, IXP425_GPIO_GPCLKR);
- /* CS1: IPAC-X */
- *IXP425_EXP_CS1 = 0x94d10013;
- /* CS5: Debug port */
- *IXP425_EXP_CS5 = 0x9d520003;
- /* CS6: HW release register */
- *IXP425_EXP_CS6 = 0x81860001;
- /* CS7: LEDs */
- *IXP425_EXP_CS7 = 0x80900003;
+ udelay(533);
+ GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST);
+ GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_ETHRST);
- udelay (533);
- GPIO_OUTPUT_SET (CONFIG_SYS_GPIO_IORST);
- GPIO_OUTPUT_SET (CONFIG_SYS_GPIO_ETHRST);
-
- ACTUX2_LED1 (1);
- ACTUX2_LED2 (0);
- ACTUX2_LED3 (0);
- ACTUX2_LED4 (0);
+ ACTUX2_LED1(1);
+ ACTUX2_LED2(0);
+ ACTUX2_LED3(0);
+ ACTUX2_LED4(0);
return 0;
}
@@ -94,29 +99,27 @@ int board_init (void)
/*
* Check Board Identity
*/
-int checkboard (void)
+int checkboard(void)
{
char buf[64];
int i = getenv_f("serial#", buf, sizeof(buf));
- puts ("Board: AcTux-2 rev.");
- putc (ACTUX2_BOARDREL + 'A' - 1);
+ puts("Board: AcTux-2 rev.");
+ putc(ACTUX2_BOARDREL + 'A' - 1);
if (i > 0) {
puts(", serial# ");
puts(buf);
}
- putc ('\n');
+ putc('\n');
- return (0);
+ return 0;
}
-int dram_init (void)
+int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-
- return (0);
+ gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20);
+ return 0;
}
/*************************************************************************
@@ -125,13 +128,13 @@ int dram_init (void)
* 1 = Rev. A
* 2 = Rev. B
*************************************************************************/
-u32 get_board_rev (void)
+u32 get_board_rev(void)
{
return ACTUX2_BOARDREL;
}
-void reset_phy (void)
+void reset_phy(void)
{
/* init IcPlus IP175C ethernet switch to native IP175C mode */
- miiphy_write ("NPE0", 29, 31, 0x175C);
+ miiphy_write("NPE0", 29, 31, 0x175C);
}
diff --git a/board/actux2/config.mk b/board/actux2/config.mk
deleted file mode 100644
index 9cb838b..0000000
--- a/board/actux2/config.mk
+++ /dev/null
@@ -1,4 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x00e00000
-
-# include NPE ethernet driver
-BOARDLIBS = arch/arm/cpu/ixp/npe/libnpe.o
diff --git a/board/actux2/u-boot.lds b/board/actux2/u-boot.lds
index a405f55..3575ed9 100644
--- a/board/actux2/u-boot.lds
+++ b/board/actux2/u-boot.lds
@@ -30,34 +30,29 @@ SECTIONS
. = ALIGN (4);
.text : {
- arch/arm/cpu/ixp/start.o(.text)
- lib/string.o(.text)
- lib/vsprintf.o(.text)
- arch/arm/lib/board.o(.text)
- common/dlmalloc.o(.text)
- arch/arm/cpu/ixp/cpu.o(.text)
+ arch/arm/cpu/ixp/start.o(.text*)
+ net/libnet.o(.text*)
+ board/actux2/libactux2.o(.text*)
+ arch/arm/cpu/ixp/libixp.o(.text*)
+ drivers/serial/libserial.o(.text*)
. = env_offset;
- common/env_embedded.o (.ppcenv)
-
- * (.text)
+ common/env_embedded.o(.ppcenv)
+ *(.text*)
}
. = ALIGN (4);
.rodata : {
*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
}
-
. = ALIGN (4);
.data : {
- *(.data)
+ *(.data*)
}
-
. = ALIGN (4);
.got : {
*(.got)
}
-
. =.;
__u_boot_cmd_start =.;
.u_boot_cmd : {
@@ -66,10 +61,27 @@ SECTIONS
__u_boot_cmd_end =.;
. = ALIGN (4);
- __bss_start =.;
- .bss (NOLOAD): {
- *(.bss)
- . = ALIGN(4);
+ .rel.dyn : {
+ __rel_dyn_start = .;
+ *(.rel*)
+ __rel_dyn_end = .;
+ }
+
+ .dynsym : {
+ __dynsym_start = .;
+ *(.dynsym)
+ }
+
+ .bss __rel_dyn_start (OVERLAY) : {
+ __bss_start = .;
+ *(.bss*)
+ . = ALIGN(4);
+ _end = .;
}
__bss_end__ =.;
+ /DISCARD/ : { *(.dynstr*) }
+ /DISCARD/ : { *(.dynamic*) }
+ /DISCARD/ : { *(.plt*) }
+ /DISCARD/ : { *(.interp*) }
+ /DISCARD/ : { *(.gnu*) }
}
diff --git a/include/configs/actux2.h b/include/configs/actux2.h
index 8ab3b19..eca814b 100644
--- a/include/configs/actux2.h
+++ b/include/configs/actux2.h
@@ -37,12 +37,12 @@
#define CONFIG_BAUDRATE 115200
#define CONFIG_BOOTDELAY 5
#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
+#define CONFIG_BOARD_EARLY_INIT_F 1
+#define CONFIG_SYS_LDSCRIPT "board/actux2/u-boot.lds"
/***************************************************************
* U-boot generic defines start here.
***************************************************************/
-#undef CONFIG_USE_IRQ
-
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
@@ -84,8 +84,9 @@
#define CONFIG_SYS_MEMTEST_START 0x00400000
#define CONFIG_SYS_MEMTEST_END 0x00800000
-/* spec says 66.666 MHz, but it appears to be 33 */
-#define CONFIG_SYS_HZ 3333333
+/* timer clock - 2* OSC_IN system clock */
+#define CONFIG_IXP425_TIMER_CLK 66666666
+#define CONFIG_SYS_HZ 1000
/* default load address */
#define CONFIG_SYS_LOAD_ADDR 0x00010000
@@ -100,10 +101,6 @@
* The stack sizes are set up in start.S using the settings below
*/
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
-#ifdef CONFIG_USE_IRQ
-# define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
-# define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
-#endif
/* Expansion bus settings */
#define CONFIG_SYS_EXP_CS0 0xbd113042
@@ -111,7 +108,7 @@
/* SDRAM settings */
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM_1 0x00000000
-#define CONFIG_SYS_DRAM_BASE 0x00000000
+#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* 16MB SDRAM */
#define CONFIG_SYS_SDR_CONFIG 0x3A
@@ -121,6 +118,7 @@
#define CONFIG_SYS_DRAM_SIZE 0x01000000
/* FLASH organization */
+#define CONFIG_SYS_TEXT_BASE 0x50000000
#define CONFIG_SYS_MAX_FLASH_BANKS 1
/* max number of sectors on one chip */
#define CONFIG_SYS_MAX_FLASH_SECT 140
@@ -130,6 +128,7 @@
#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
#define CONFIG_SYS_MONITOR_BASE PHYS_FLASH_1
#define CONFIG_SYS_MONITOR_LEN (256 << 10)
+#define CONFIG_BOARD_SIZE_LIMIT 262144
/* Use common CFI driver */
#define CONFIG_SYS_FLASH_CFI
@@ -149,6 +148,11 @@
#define CONFIG_PHY_ADDR 0x00
/* MII PHY management */
#define CONFIG_MII 1
+/* fixed-speed switch without standard PHY registers on MII */
+#define CONFIG_MII_NPE0_FIXEDLINK 1
+#define CONFIG_MII_NPE0_SPEED 100
+#define CONFIG_MII_NPE0_FULLDUPLEX 1
+
/* Number of ethernet rx buffers & descriptors */
#define CONFIG_SYS_RX_ETH_BUFFER 16
#define CONFIG_RESET_PHY_R 1
@@ -183,13 +187,15 @@
"npe_ucode=50040000\0" \
"mtd=IXP4XX-Flash.0:256k(uboot),64k(ucode),1152k(linux),-(root)\0" \
"kerneladdr=50050000\0" \
+ "kernelfile=actux2/uImage\0" \
+ "rootfile=actux2/rootfs\0" \
"rootaddr=50170000\0" \
"loadaddr=10000\0" \
"updateboot_ser=mw.b 10000 ff 40000;" \
" loady ${loadaddr};" \
" run eraseboot writeboot\0" \
"updateboot_net=mw.b 10000 ff 40000;" \
- " tftp ${loadaddr} u-boot.bin;" \
+ " tftp ${loadaddr} actux2/u-boot.bin;" \
" run eraseboot writeboot\0" \
"eraseboot=protect off 50000000 50003fff;" \
" protect off 50006000 5003ffff;" \
@@ -197,8 +203,9 @@
" erase 50006000 5003ffff\0" \
"writeboot=cp.b 10000 50000000 4000;" \
" cp.b 16000 50006000 3a000\0" \
- "eraseenv=protect off 50004000 50005fff;" \
- " erase 50004000 50005fff\0" \
+ "updateucode=loady;" \
+ " era ${npe_ucode} +${filesize};" \
+ " cp.b ${loadaddr} ${npe_ucode} ${filesize}\0" \
"updateroot=tftp ${loadaddr} ${rootfile};" \
" era ${rootaddr} +${filesize};" \
" cp.b ${loadaddr} ${rootaddr} ${filesize}\0" \
@@ -217,4 +224,8 @@
" tftpboot ${loadaddr} ${kernelfile};" \
" bootm\0"
+/* additions for new relocation code, must be added to all boards */
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE)
+
#endif /* __CONFIG_H */
--
1.7.2.5
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