[U-Boot] [PATCH 2/2 V3] AT91: Makes AT91SAM9RL-EK build correctly against u-boot-atmel/master
Hong Xu
hong.xu at atmel.com
Wed Jun 15 05:11:11 CEST 2011
Rework for AT91SAM9RL-EK, makes it build again.
Based on the work for AT91SAM9260-EK.
Signed-off-by: Hong Xu <hong.xu at atmel.com>
---
Makefile | 12 ----
board/atmel/at91sam9rlek/at91sam9rlek.c | 73 ++++++++++++++++----------
board/atmel/at91sam9rlek/config.mk | 1 -
board/atmel/at91sam9rlek/led.c | 6 ++-
boards.cfg | 3 +
include/configs/at91sam9rlek.h | 85 +++++++++++++++++-------------
6 files changed, 100 insertions(+), 80 deletions(-)
delete mode 100644 board/atmel/at91sam9rlek/config.mk
diff --git a/Makefile b/Makefile
index cd328b3..4e19fed 100644
--- a/Makefile
+++ b/Makefile
@@ -785,18 +785,6 @@ at91sam9263ek_config : unconfig
fi;
@$(MKCONFIG) -n $@ -a at91sam9263ek arm arm926ejs at91sam9263ek atmel at91
-at91sam9rlek_nandflash_config \
-at91sam9rlek_dataflash_config \
-at91sam9rlek_dataflash_cs0_config \
-at91sam9rlek_config : unconfig
- @mkdir -p $(obj)include
- @if [ "$(findstring _nandflash,$@)" ] ; then \
- echo "#define CONFIG_SYS_USE_NANDFLASH 1" >>$(obj)include/config.h ; \
- else \
- echo "#define CONFIG_SYS_USE_DATAFLASH 1" >>$(obj)include/config.h ; \
- fi;
- @$(MKCONFIG) -n $@ -a at91sam9rlek arm arm926ejs at91sam9rlek atmel at91
-
at91sam9m10g45ek_nandflash_config \
at91sam9m10g45ek_dataflash_config \
at91sam9m10g45ek_dataflash_cs0_config \
diff --git a/board/atmel/at91sam9rlek/at91sam9rlek.c b/board/atmel/at91sam9rlek/at91sam9rlek.c
index e374917..e559084 100644
--- a/board/atmel/at91sam9rlek/at91sam9rlek.c
+++ b/board/atmel/at91sam9rlek/at91sam9rlek.c
@@ -23,6 +23,7 @@
*/
#include <common.h>
+#include <asm/io.h>
#include <asm/arch/at91sam9rl.h>
#include <asm/arch/at91sam9rl_matrix.h>
#include <asm/arch/at91sam9_smc.h>
@@ -31,7 +32,7 @@
#include <asm/arch/at91_rstc.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
+
#include <lcd.h>
#include <atmel_lcdc.h>
#if defined(CONFIG_RESET_PHY_R) && defined(CONFIG_MACB)
@@ -48,33 +49,37 @@ DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_CMD_NAND
static void at91sam9rlek_nand_hw_init(void)
{
+ struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
+ struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
unsigned long csa;
/* Enable CS3 */
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA,
- csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ 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_SMC_MODE_TDF_CYCLE(2),
+ &smc->cs[3].mode);
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_PIOD);
+ writel(1 << ATMEL_ID_PIOD, &pmc->pcer);
/* Configure RDY/BSY */
at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
@@ -102,7 +107,7 @@ vidinfo_t panel_info = {
vl_vsync_len: 1,
vl_upper_margin:1,
vl_lower_margin:0,
- mmio: AT91SAM9RL_LCDC_BASE,
+ mmio: ATMEL_BASE_LCDC,
};
void lcd_enable(void)
@@ -116,6 +121,8 @@ void lcd_disable(void)
}
static void at91sam9rlek_lcd_hw_init(void)
{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
at91_set_B_periph(AT91_PIN_PC1, 0); /* LCDPWR */
at91_set_A_periph(AT91_PIN_PC5, 0); /* LCDHSYNC */
at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDDOTCK */
@@ -138,9 +145,7 @@ static void at91sam9rlek_lcd_hw_init(void)
at91_set_B_periph(AT91_PIN_PC24, 0); /* LCDD22 */
at91_set_B_periph(AT91_PIN_PC25, 0); /* LCDD23 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_LCDC);
-
- gd->fb_base = 0;
+ writel(1 << ATMEL_ID_LCDC, &pmc->pcer);
}
#ifdef CONFIG_LCD_INFO
@@ -157,7 +162,7 @@ void lcd_show_board_info(void)
lcd_printf ("(C) 2008 ATMEL Corp\n");
lcd_printf ("at91support at atmel.com\n");
lcd_printf ("%s CPU at %s MHz\n",
- CONFIG_SYS_AT91_CPU_NAME,
+ ATMEL_CPU_NAME,
strmhz(temp, get_cpu_clk_rate()));
dram_size = 0;
@@ -173,6 +178,17 @@ void lcd_show_board_info(void)
#endif /* CONFIG_LCD_INFO */
#endif
+int board_early_init_f(void)
+{
+ 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) | (1 << ATMEL_ID_PIOD),
+ &pmc->pcer);
+
+ return 0;
+}
int board_init(void)
{
@@ -182,9 +198,9 @@ int board_init(void)
/* arch number of AT91SAM9RLEK-Board */
gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9RLEK;
/* 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
at91sam9rlek_nand_hw_init();
#endif
@@ -199,7 +215,8 @@ 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;
}
diff --git a/board/atmel/at91sam9rlek/config.mk b/board/atmel/at91sam9rlek/config.mk
deleted file mode 100644
index e554a45..0000000
--- a/board/atmel/at91sam9rlek/config.mk
+++ /dev/null
@@ -1 +0,0 @@
-CONFIG_SYS_TEXT_BASE = 0x23f00000
diff --git a/board/atmel/at91sam9rlek/led.c b/board/atmel/at91sam9rlek/led.c
index 9634cc0..987e8c0 100644
--- a/board/atmel/at91sam9rlek/led.c
+++ b/board/atmel/at91sam9rlek/led.c
@@ -26,12 +26,14 @@
#include <asm/arch/at91sam9rl.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
+#include <asm/io.h>
void coloured_LED_init(void)
{
+ struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_PIOD);
+ writel(ATMEL_ID_PIOD, &pmc->pcer);
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 0c40e99..2244d5d 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -89,6 +89,9 @@ at91sam9261ek_dataflash_cs3 arm arm926ejs at91sam9261ek atmel
at91sam9g10ek_nandflash arm arm926ejs at91sam9261ek atmel at91 at91sam9261ek:AT91SAM9G10,SYS_USE_NANDFLASH
at91sam9g10ek_dataflash_cs0 arm arm926ejs at91sam9261ek atmel at91 at91sam9261ek:AT91SAM9G10,SYS_USE_DATAFLASH_CS0
at91sam9g10ek_dataflash_cs3 arm arm926ejs at91sam9261ek atmel at91 at91sam9261ek:AT91SAM9G10,SYS_USE_DATAFLASH_CS3
+at91sam9rlek_nandflash arm arm926ejs at91sam9rlek atmel at91 at91sam9rlek:AT91SAM9RL,SYS_USE_NANDFLASH
+at91sam9rlek_dataflash_cs0 arm arm926ejs at91sam9rlek atmel at91 at91sam9rlek:AT91SAM9RL,SYS_USE_DATAFLASH
+at91sam9rlek_dataflash arm arm926ejs at91sam9rlek atmel at91 at91sam9rlek:AT91SAM9RL,SYS_USE_DATAFLASH
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/at91sam9rlek.h b/include/configs/at91sam9rlek.h
index 8dbd082..3ca09e1 100644
--- a/include/configs/at91sam9rlek.h
+++ b/include/configs/at91sam9rlek.h
@@ -27,33 +27,42 @@
#ifndef __CONFIG_H
#define __CONFIG_H
-#define CONFIG_AT91_LEGACY
+#include <asm/hardware.h>
+
+#define CONFIG_SYS_TEXT_BASE 0x21F00000
/* ARM asynchronous clock */
-#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
-#define CONFIG_SYS_HZ 1000
+#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
+#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* main clock xtal */
+#define CONFIG_SYS_HZ 1000
+
+#define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */
-#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
-#define CONFIG_AT91SAM9RL 1 /* It's an Atmel AT91SAM9RL SoC*/
-#define CONFIG_AT91SAM9RLEK 1 /* on an AT91SAM9RLEK Board */
#define CONFIG_ARCH_CPU_INIT
-#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_BOARD_EARLY_INIT_F
+#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
+#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
-#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_DISPLAY_CPUINFO
+
+#define CONFIG_ATMEL_LEGACY
+#define CONFIG_AT91_GPIO 1
+#define CONFIG_AT91_GPIO_PULLUP 1
/*
* 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 */
+
+/* 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}
/* LCD */
#define CONFIG_LCD 1
@@ -62,10 +71,13 @@
#undef LCD_TEST_PATTERN
#define CONFIG_LCD_INFO 1
#define CONFIG_LCD_INFO_BELOW_LOGO 1
-#define CONFIG_SYS_WHITE_ON_BLACK 1
+#define CONFIG_SYS_WHITE_ON_BLACK 1
#define CONFIG_ATMEL_LCD 1
#define CONFIG_ATMEL_LCD_RGB565 1
-#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
+/* Let board_init_f handle the framebuffer allocation */
+#undef CONFIG_FB_ADDR
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
+
/* LED */
#define CONFIG_AT91_LED
@@ -85,25 +97,29 @@
#undef CONFIG_CMD_IMLS
#undef CONFIG_CMD_LOADS
#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_NFS
#undef CONFIG_CMD_SOURCE
#undef CONFIG_CMD_USB
-#define CONFIG_CMD_NAND 1
+#define CONFIG_CMD_NAND 1
/* SDRAM */
#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
+
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
/* DataFlash */
#define CONFIG_ATMEL_DATAFLASH_SPI
-#define CONFIG_HAS_DATAFLASH 1
+#define CONFIG_HAS_DATAFLASH 1
#define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
#define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
-#define AT91_SPI_CLK 15000000
-#define DATAFLASH_TCSS (0x1a << 16)
-#define DATAFLASH_TCHS (0x1 << 24)
+#define AT91_SPI_CLK 15000000
+#define DATAFLASH_TCSS (0x1a << 16)
+#define DATAFLASH_TCHS (0x1 << 24)
/* NOR flash - not present */
#define CONFIG_SYS_NO_FLASH 1
@@ -112,7 +128,7 @@
#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_BASE ATMEL_BASE_CS3
#define CONFIG_SYS_NAND_DBW_8 1
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
@@ -129,7 +145,7 @@
#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
@@ -149,7 +165,7 @@
#else /* CONFIG_SYS_USE_NANDFLASH */
/* bootstrap + u-boot + env + linux in nandflash */
-#define CONFIG_ENV_IS_IN_NAND 1
+#define CONFIG_ENV_IS_IN_NAND 1
#define CONFIG_ENV_OFFSET 0x60000
#define CONFIG_ENV_OFFSET_REDUND 0x80000
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
@@ -161,25 +177,20 @@
#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
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_SYS_LONGHELP 1
-#define CONFIG_CMDLINE_EDITING 1
+#define CONFIG_CMDLINE_EDITING 1
/*
* Size of malloc() pool
*/
-#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
+#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
#define CONFIG_STACKSIZE (32*1024) /* regular stack */
-#ifdef CONFIG_USE_IRQ
-#error CONFIG_USE_IRQ not supported
-#endif
+#undef CONFIG_USE_IRQ
#endif
--
1.7.3.3
More information about the U-Boot
mailing list