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authorReinhard Meyer <u-boot@emk-elektronik.de>2011-06-06 00:13:10 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-06-21 22:26:22 +0200
commit8c6407fce320155a1e56645b9f95db9ac0806c26 (patch)
treef26ae3bf93ae1544f3f22df053eafcf9742a4935
parentb8d41dda223133691b40726b9c7fd3d55a9e6e42 (diff)
downloadu-boot-linaro-8c6407fce320155a1e56645b9f95db9ac0806c26.tar.gz
AT91 rework: fix at91sam(9260/9g20/9xe)ek board port to build again:
Make ATMEL's at91sam9260/9g20/9xe-ek boards build again Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>
-rw-r--r--Makefile37
-rw-r--r--board/atmel/at91sam9260ek/at91sam9260ek.c127
-rw-r--r--board/atmel/at91sam9260ek/config.mk1
-rw-r--r--board/atmel/at91sam9260ek/led.c8
-rw-r--r--boards.cfg9
-rw-r--r--include/configs/at91sam9260ek.h107
6 files changed, 147 insertions, 142 deletions
diff --git a/Makefile b/Makefile
index dcf5d9371..61ce415d6 100644
--- a/Makefile
+++ b/Makefile
@@ -766,43 +766,6 @@ M5485HFE_config : unconfig
## ARM926EJ-S Systems
#########################################################################
-at91sam9260ek_nandflash_config \
-at91sam9260ek_dataflash_cs0_config \
-at91sam9260ek_dataflash_cs1_config \
-at91sam9260ek_config \
-at91sam9g20ek_nandflash_config \
-at91sam9g20ek_dataflash_cs0_config \
-at91sam9g20ek_dataflash_cs1_config \
-at91sam9g20ek_config : unconfig
- @mkdir -p $(obj)include
- @if [ "$(findstring 9g20,$@)" ] ; then \
- echo "#define CONFIG_AT91SAM9G20EK 1" >>$(obj)include/config.h ; \
- else \
- echo "#define CONFIG_AT91SAM9260EK 1" >>$(obj)include/config.h ; \
- fi;
- @if [ "$(findstring _nandflash,$@)" ] ; then \
- echo "#define CONFIG_SYS_USE_NANDFLASH 1" >>$(obj)include/config.h ; \
- elif [ "$(findstring dataflash_cs0,$@)" ] ; then \
- echo "#define CONFIG_SYS_USE_DATAFLASH_CS0 1" >>$(obj)include/config.h ; \
- else \
- echo "#define CONFIG_SYS_USE_DATAFLASH_CS1 1" >>$(obj)include/config.h ; \
- fi;
- @$(MKCONFIG) -n $@ -a at91sam9260ek arm arm926ejs at91sam9260ek atmel at91
-
-at91sam9xeek_nandflash_config \
-at91sam9xeek_dataflash_cs0_config \
-at91sam9xeek_dataflash_cs1_config \
-at91sam9xeek_config : unconfig
- @mkdir -p $(obj)include
- @if [ "$(findstring _nandflash,$@)" ] ; then \
- echo "#define CONFIG_SYS_USE_NANDFLASH 1" >>$(obj)include/config.h ; \
- elif [ "$(findstring dataflash_cs0,$@)" ] ; then \
- echo "#define CONFIG_SYS_USE_DATAFLASH_CS0 1" >>$(obj)include/config.h ; \
- else \
- echo "#define CONFIG_SYS_USE_DATAFLASH_CS1 1" >>$(obj)include/config.h ; \
- fi;
- @$(MKCONFIG) -n $@ -a at91sam9260ek arm arm926ejs at91sam9260ek atmel at91
-
at91sam9261ek_nandflash_config \
at91sam9261ek_dataflash_cs0_config \
at91sam9261ek_dataflash_cs3_config \
diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c
index 64c6d1782..b3ed91d43 100644
--- a/board/atmel/at91sam9260ek/at91sam9260ek.c
+++ b/board/atmel/at91sam9260ek/at91sam9260ek.c
@@ -23,17 +23,16 @@
*/
#include <common.h>
-#include <asm/arch/at91sam9260.h>
+#include <asm/io.h>
#include <asm/arch/at91sam9260_matrix.h>
#include <asm/arch/at91sam9_smc.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/at91_rstc.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
-#include <asm/arch/hardware.h>
+
#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
-#include <net.h>
+# include <net.h>
#endif
#include <netdev.h>
@@ -47,49 +46,53 @@ DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_CMD_NAND
static void at91sam9260ek_nand_hw_init(void)
{
+ struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+ struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
unsigned long csa;
- /* Enable CS3 */
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA,
- csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ /* Assign CS3 to NAND/SmartMedia Interface */
+ csa = readl(&matrix->ebicsa);
+ csa |= AT91_MATRIX_CS3A_SMC_SMARTMEDIA;
+ writel(csa, &matrix->ebicsa);
/* Configure SMC CS3 for NAND/SmartMedia */
- at91_sys_write(AT91_SMC_SETUP(3),
- AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) |
- AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0));
- at91_sys_write(AT91_SMC_PULSE(3),
- AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) |
- AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3));
- at91_sys_write(AT91_SMC_CYCLE(3),
- AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5));
- at91_sys_write(AT91_SMC_MODE(3),
- AT91_SMC_READMODE | AT91_SMC_WRITEMODE |
- AT91_SMC_EXNWMODE_DISABLE |
+ writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(0) |
+ AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(0),
+ &smc->cs[3].setup);
+ writel(AT91_SMC_PULSE_NWE(3) | AT91_SMC_PULSE_NCS_WR(3) |
+ AT91_SMC_PULSE_NRD(3) | AT91_SMC_PULSE_NCS_RD(3),
+ &smc->cs[3].pulse);
+ writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
+ &smc->cs[3].cycle);
+ writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
+ AT91_SMC_MODE_EXNW_DISABLE |
#ifdef CONFIG_SYS_NAND_DBW_16
- AT91_SMC_DBW_16 |
+ AT91_SMC_MODE_DBW_16 |
#else /* CONFIG_SYS_NAND_DBW_8 */
- AT91_SMC_DBW_8 |
+ AT91_SMC_MODE_DBW_8 |
#endif
- AT91_SMC_TDF_(2));
-
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
+ AT91_SMC_MODE_TDF_CYCLE(2),
+ &smc->cs[3].mode);
/* Configure RDY/BSY */
at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
/* Enable NandFlash */
at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
+
}
#endif
#ifdef CONFIG_MACB
static void at91sam9260ek_macb_hw_init(void)
{
- unsigned long rstc;
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+ struct at91_port *pioa = (struct at91_port *)ATMEL_BASE_PIOA;
+ struct at91_rstc *rstc = (struct at91_rstc *)ATMEL_BASE_RSTC;
+ unsigned long erstl;
- /* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
+ /* Enable EMAC clock */
+ writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
/*
* Disable pull-up on:
@@ -103,48 +106,57 @@ static void at91sam9260ek_macb_hw_init(void)
* PHY has internal pull-down
*/
writel(pin_to_mask(AT91_PIN_PA14) |
- pin_to_mask(AT91_PIN_PA15) |
- pin_to_mask(AT91_PIN_PA17) |
- pin_to_mask(AT91_PIN_PA25) |
- pin_to_mask(AT91_PIN_PA26) |
- pin_to_mask(AT91_PIN_PA28),
- pin_to_controller(AT91_PIN_PA0) + PIO_PUDR);
+ pin_to_mask(AT91_PIN_PA15) |
+ pin_to_mask(AT91_PIN_PA17) |
+ pin_to_mask(AT91_PIN_PA25) |
+ pin_to_mask(AT91_PIN_PA26) |
+ pin_to_mask(AT91_PIN_PA28),
+ &pioa->pudr);
- rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL;
+ erstl = readl(&rstc->mr) & AT91_RSTC_MR_ERSTL_MASK;
/* Need to reset PHY -> 500ms reset */
- at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
- (AT91_RSTC_ERSTL & (0x0D << 8)) |
- AT91_RSTC_URSTEN);
+ writel(AT91_RSTC_KEY | AT91_RSTC_MR_ERSTL(13) |
+ AT91_RSTC_MR_URSTEN, &rstc->mr);
- at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
+ writel(AT91_RSTC_KEY | AT91_RSTC_CR_EXTRST, &rstc->cr);
/* Wait for end hardware reset */
- while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
+ while (!(readl(&rstc->sr) & AT91_RSTC_SR_NRSTL))
+ ;
/* Restore NRST value */
- at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
- (rstc) |
- AT91_RSTC_URSTEN);
+ writel(AT91_RSTC_KEY | erstl | AT91_RSTC_MR_URSTEN,
+ &rstc->mr);
/* Re-enable pull-up */
writel(pin_to_mask(AT91_PIN_PA14) |
- pin_to_mask(AT91_PIN_PA15) |
- pin_to_mask(AT91_PIN_PA17) |
- pin_to_mask(AT91_PIN_PA25) |
- pin_to_mask(AT91_PIN_PA26) |
- pin_to_mask(AT91_PIN_PA28),
- pin_to_controller(AT91_PIN_PA0) + PIO_PUER);
-
+ pin_to_mask(AT91_PIN_PA15) |
+ pin_to_mask(AT91_PIN_PA17) |
+ pin_to_mask(AT91_PIN_PA25) |
+ pin_to_mask(AT91_PIN_PA26) |
+ pin_to_mask(AT91_PIN_PA28),
+ &pioa->puer);
+
+ /* Initialize EMAC=MACB hardware */
at91_macb_hw_init();
}
#endif
-int board_init(void)
+int board_early_init_f(void)
{
- /* Enable Ctrlc */
- console_init_f();
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
+ /* Enable clocks for all PIOs */
+ writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
+ (1 << ATMEL_ID_PIOC),
+ &pmc->pcer);
+ return 0;
+}
+
+int board_init(void)
+{
#ifdef CONFIG_AT91SAM9G20EK
/* arch number of AT91SAM9260EK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9G20EK;
@@ -153,9 +165,9 @@ int board_init(void)
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9260EK;
#endif
/* adress of boot parameters */
- gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+ gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
- at91_serial_hw_init();
+ at91_seriald_hw_init();
#ifdef CONFIG_CMD_NAND
at91sam9260ek_nand_hw_init();
#endif
@@ -171,8 +183,9 @@ int board_init(void)
int dram_init(void)
{
- gd->bd->bi_dram[0].start = PHYS_SDRAM;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_SIZE;
+ gd->ram_size = get_ram_size(
+ (void *)CONFIG_SYS_SDRAM_BASE,
+ CONFIG_SYS_SDRAM_SIZE);
return 0;
}
@@ -186,7 +199,7 @@ int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_MACB
- rc = macb_eth_initialize(0, (void *)AT91SAM9260_BASE_EMAC, 0x00);
+ rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC0, 0x00);
#endif
return rc;
}
diff --git a/board/atmel/at91sam9260ek/config.mk b/board/atmel/at91sam9260ek/config.mk
deleted file mode 100644
index e554a4500..000000000
--- a/board/atmel/at91sam9260ek/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x23f00000
diff --git a/board/atmel/at91sam9260ek/led.c b/board/atmel/at91sam9260ek/led.c
index 2424d27fb..daf81e805 100644
--- a/board/atmel/at91sam9260ek/led.c
+++ b/board/atmel/at91sam9260ek/led.c
@@ -23,16 +23,12 @@
*/
#include <common.h>
-#include <asm/arch/at91sam9260.h>
-#include <asm/arch/at91_pmc.h>
+#include <asm/io.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
void coloured_LED_init(void)
{
- /* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
-
+ /* Clock is enabled in board_early_init_f() */
at91_set_gpio_output(CONFIG_RED_LED, 1);
at91_set_gpio_output(CONFIG_GREEN_LED, 1);
diff --git a/boards.cfg b/boards.cfg
index d2cacc8c1..ac20c817d 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -74,6 +74,15 @@ omap1510inn arm arm925t - ti
aspenite arm arm926ejs - Marvell armada100
afeb9260 arm arm926ejs - - at91
at91cap9adk arm arm926ejs - atmel at91
+at91sam9260ek_nandflash arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9260,SYS_USE_NANDFLASH
+at91sam9260ek_dataflash_cs0 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9260,SYS_USE_DATAFLASH_CS0
+at91sam9260ek_dataflash_cs1 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9260,SYS_USE_DATAFLASH_CS1
+at91sam9g20ek_nandflash arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9G20,SYS_USE_NANDFLASH
+at91sam9g20ek_dataflash_cs0 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9G20,SYS_USE_DATAFLASH_CS0
+at91sam9g20ek_dataflash_cs1 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9G20,SYS_USE_DATAFLASH_CS1
+at91sam9xeek_nandflash arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9XE,SYS_USE_NANDFLASH
+at91sam9xeek_dataflash_cs0 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9XE,SYS_USE_DATAFLASH_CS0
+at91sam9xeek_dataflash_cs1 arm arm926ejs at91sam9260ek atmel at91 at91sam9260ek:AT91SAM9XE,SYS_USE_DATAFLASH_CS1
snapper9260 arm arm926ejs - bluewater at91 snapper9260:AT91SAM9260
snapper9g20 arm arm926ejs snapper9260 bluewater at91 snapper9260:AT91SAM9G20
cpu9260 arm arm926ejs cpu9260 eukrea at91 cpu9260:CPU9260
diff --git a/include/configs/at91sam9260ek.h b/include/configs/at91sam9260ek.h
index 5e7dee529..88578c694 100644
--- a/include/configs/at91sam9260ek.h
+++ b/include/configs/at91sam9260ek.h
@@ -27,38 +27,53 @@
#ifndef __CONFIG_H
#define __CONFIG_H
-#define CONFIG_AT91_LEGACY
+/*
+ * SoC must be defined first, before hardware.h is included.
+ * In this case SoC is defined in boards.cfg.
+ */
+#include <asm/hardware.h>
-/* ARM asynchronous clock */
-#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
-#define CONFIG_SYS_HZ 1000
+/*
+ * Warning: changing CONFIG_SYS_TEXT_BASE requires
+ * adapting the initial boot program.
+ * Since the linker has to swallow that define, we must use a pure
+ * hex number here!
+ */
+#define CONFIG_SYS_TEXT_BASE 0x21f00000
-#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
+/* ARM asynchronous clock */
+#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
+#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */
+#define CONFIG_SYS_HZ 1000
-#ifdef CONFIG_AT91SAM9G20EK
-#define CONFIG_AT91SAM9G20 1 /* It's an Atmel AT91SAM9G20 SoC*/
+/* Define actual evaluation board type from used processor type */
+#ifdef CONFIG_AT91SAM9G20
+# define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */
#else
-#define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/
+# define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */
#endif
+/* Misc CPU related */
#define CONFIG_ARCH_CPU_INIT
-#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
-
-#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
-#define CONFIG_SETUP_MEMORY_TAGS 1
-#define CONFIG_INITRD_TAG 1
-
+#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
+#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
#define CONFIG_SKIP_LOWLEVEL_INIT
-
-/*
- * Hardware drivers
- */
-#define CONFIG_AT91_GPIO 1
-#define CONFIG_ATMEL_USART 1
-#undef CONFIG_USART0
-#undef CONFIG_USART1
-#undef CONFIG_USART2
-#define CONFIG_USART3 1 /* USART 3 is DBGU */
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_DISPLAY_CPUINFO
+
+/* general purpose I/O */
+#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
+#define CONFIG_AT91_GPIO
+#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
+
+/* serial console */
+#define CONFIG_ATMEL_USART
+#define CONFIG_USART_BASE ATMEL_BASE_DBGU
+#define CONFIG_USART_ID ATMEL_ID_SYS
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
/* LED */
#define CONFIG_AT91_LED
@@ -91,10 +106,26 @@
#define CONFIG_CMD_NAND 1
#define CONFIG_CMD_USB 1
-/* SDRAM */
+/*
+ * SDRAM: 1 bank, min 32, max 128 MB
+ * Initialized before u-boot gets started.
+ */
#define CONFIG_NR_DRAM_BANKS 1
-#define PHYS_SDRAM 0x20000000
-#define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
+#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1
+#define CONFIG_SYS_SDRAM_SIZE 0x04000000
+
+/*
+ * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
+ * leaving the correct space for initial global data structure above
+ * that address while providing maximum stack area below.
+ */
+#ifdef CONFIG_AT91SAM9XE
+# define CONFIG_SYS_INIT_SP_ADDR \
+ (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
+#else
+# define CONFIG_SYS_INIT_SP_ADDR \
+ (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
+#endif
/* DataFlash */
#define CONFIG_ATMEL_DATAFLASH_SPI
@@ -115,16 +146,13 @@
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
-#define CONFIG_SYS_MAX_NAND_DEVICE 1
-#define CONFIG_SYS_NAND_BASE 0x40000000
-#define CONFIG_SYS_NAND_DBW_8 1
-/* our ALE is AD21 */
-#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
-/* our CLE is AD22 */
-#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
-#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
-#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
-
+#define CONFIG_SYS_MAX_NAND_DEVICE 1
+#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
+#define CONFIG_SYS_NAND_DBW_8
+#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
+#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
+#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
+#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
#endif
/* NOR flash - no real flash on this board */
@@ -150,7 +178,7 @@
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
-#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
+#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
@@ -198,9 +226,6 @@
#endif
-#define CONFIG_BAUDRATE 115200
-#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
-
#define CONFIG_SYS_PROMPT "U-Boot> "
#define CONFIG_SYS_CBSIZE 256
#define CONFIG_SYS_MAXARGS 16