[U-Boot] [PATCH] AT91 rework: fix TOP9000 files to build again

Reinhard Meyer u-boot at emk-elektronik.de
Mon Jun 6 12:16:42 CEST 2011


Fix EMK TOP9000 board to build again:
- changes required due to ATMEL rework

Signed-off-by: Reinhard Meyer <u-boot at emk-elektronik.de>
---
 board/emk/top9000/top9000.c |   64 +++++++++++++++++++++++-------------------
 include/configs/top9000.h   |   30 ++++++++++----------
 2 files changed, 50 insertions(+), 44 deletions(-)

diff --git a/board/emk/top9000/top9000.c b/board/emk/top9000/top9000.c
index 73dd706..3964bf1 100644
--- a/board/emk/top9000/top9000.c
+++ b/board/emk/top9000/top9000.c
@@ -31,7 +31,8 @@
 #include <mmc.h>
 #include <i2c.h>
 #include <spi.h>
-#include <asm/arch/at91sam9260.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
 #include <asm/arch/at91sam9260_matrix.h>
 #include <asm/arch/at91sam9_smc.h>
 #include <asm/arch/at91_common.h>
@@ -39,35 +40,35 @@
 #include <asm/arch/at91_rstc.h>
 #include <asm/arch/at91_shdwn.h>
 #include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
-#include <asm/arch/hardware.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
 #ifdef CONFIG_CMD_NAND
 static void 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 |
-		AT91_SMC_DBW_8 |
-		AT91_SMC_TDF_(2));
+	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 |
+		AT91_SMC_MODE_DBW_8 |
+		AT91_SMC_MODE_TDF_CYCLE(2),
+		&smc->cs[3].mode);
 
 	/* Configure RDY/BSY */
 	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
@@ -80,8 +81,10 @@ static void nand_hw_init(void)
 #ifdef CONFIG_MACB
 static void macb_hw_init(void)
 {
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
 	/* Enable EMAC clock */
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
+	writel(1 << ATMEL_ID_EMAC0, &pmc->pcer);
 
 	/* Initialize EMAC=MACB hardware */
 	at91_macb_hw_init();
@@ -92,14 +95,16 @@ static void macb_hw_init(void)
 /* this is a weak define that we are overriding */
 int board_mmc_init(bd_t *bd)
 {
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
+
 	/* Enable MCI clock */
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_MCI);
+	writel(1 << ATMEL_ID_MCI, &pmc->pcer);
 
 	/* Initialize MCI hardware */
 	at91_mci_hw_init();
 
 	/* This calls the atmel_mmc_init in gen_atmel_mci.c */
-	return atmel_mci_init((void *)AT91_BASE_MCI);
+	return atmel_mci_init((void *)ATMEL_BASE_MCI);
 }
 
 /* this is a weak define that we are overriding */
@@ -120,7 +125,8 @@ int board_mmc_getcd(u8 *cd, struct mmc *mmc)
 
 int board_early_init_f(void)
 {
-	struct at91_shdwn *shdwn = (struct at91_shdwn *)AT91_SHDWN_BASE;
+	struct at91_shdwn *shdwn = (struct at91_shdwn *)ATMEL_BASE_SHDWN;
+	struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
 
 	/*
 	 * make sure the board can be powered on by
@@ -130,9 +136,9 @@ int board_early_init_f(void)
 		&shdwn->mr);
 
 	/* Enable clocks for all PIOs */
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOB);
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
+	writel(	(1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) |
+		(1 << ATMEL_ID_PIOC),
+		&pmc->pcer);
 
 	/* set SCL0 and SDA0 to open drain */
 	at91_set_pio_output(I2C0_PORT, SCL0_PIN, 1);
@@ -159,7 +165,7 @@ int board_init(void)
 	/* adress of boot parameters */
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
-	at91_serial_hw_init();
+	at91_seriald_hw_init();
 #ifdef CONFIG_CMD_NAND
 	nand_hw_init();
 #endif
@@ -211,7 +217,7 @@ int board_eth_init(bd_t *bis)
 	int num = 0;
 #ifdef CONFIG_MACB
 	rc = macb_eth_initialize(0,
-		(void *)AT91_EMAC_BASE,
+		(void *)ATMEL_BASE_EMAC0,
 		CONFIG_SYS_PHY_ID);
 	if (!rc)
 		num++;
diff --git a/include/configs/top9000.h b/include/configs/top9000.h
index 5f0160d..5bca6e1 100644
--- a/include/configs/top9000.h
+++ b/include/configs/top9000.h
@@ -38,6 +38,10 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
+/* SoC must be defined first, before hardware.h is included */
+#define CONFIG_AT91SAM9XE
+#include <asm/hardware.h>
+
 /*
  * Warning: changing CONFIG_SYS_TEXT_BASE requires
  * adapting the initial boot program.
@@ -61,17 +65,11 @@
 #define CONFIG_CMD_CACHE
 
 /* ARM asynchronous clock */
-#define CONFIG_SYS_AT91_MAIN_CLOCK	18432000	/* 18.432 MHz xtal */
+#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
 
-/* SoC */
-#define CONFIG_ARM926EJS		/* ARM926EJS Core */
-#define CONFIG_AT91FAMILY		/* it's a member of AT91 */
-#define CONFIG_AT91SAM9260		/* Atmel AT91SAM9260 based SoC */
-#define CONFIG_AT91SAM9XE
-
 /* Misc CPU related */
-#define CONFIG_AT91_LEGACY
 #define CONFIG_ARCH_CPU_INIT
 #undef	CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
@@ -83,12 +81,14 @@
 #define CONFIG_AT91RESET_EXTRST		/* assert external reset */
 
 /* 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_USART3			/* USART 3 is DBGU !!! */
+#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 }
 
@@ -123,7 +123,7 @@
  * with u-boot commands
  */
 # define CONFIG_AT91_EFLASH
-# define CONFIG_SYS_FLASH_BASE		0x200000
+# define CONFIG_SYS_FLASH_BASE		ATMEL_BASE_FLASH
 # define CONFIG_SYS_MAX_FLASH_SECT	32
 # define CONFIG_SYS_MAX_FLASH_BANKS	1
 # define CONFIG_SYS_FLASH_PROTECTION
@@ -159,10 +159,10 @@
  * Initialized before u-boot gets started.
  */
 #define CONFIG_NR_DRAM_BANKS		1
-#define CONFIG_SYS_SDRAM_BASE		0x20000000
+#define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
-#define CONFIG_SYS_MEMTEST_END		0x21e00000
+#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x01e00000)
 #define CONFIG_SYS_LOAD_ADDR \
 	(CONFIG_SYS_SDRAM_BASE + 0x01000000)
 /*
@@ -171,7 +171,7 @@
  * that address while providing maximum stack area below.
  */
 #define CONFIG_SYS_INIT_SP_ADDR \
-	(0x00300000 + 0x4000 - GENERATED_GBL_DATA_SIZE)
+	(ATMEL_BASE_SRAM + 0x4000 - GENERATED_GBL_DATA_SIZE)
 
 /*
  * NAND flash: 256 MB (optional)
@@ -184,7 +184,7 @@
  */
 #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
 #define CONFIG_SYS_NAND_MASK_ALE	(1 << 21)
 #define CONFIG_SYS_NAND_MASK_CLE	(1 << 22)
@@ -197,7 +197,7 @@
 #define CONFIG_USB_OHCI_NEW
 #define CONFIG_DOS_PARTITION
 #define CONFIG_SYS_USB_OHCI_CPU_INIT
-#define CONFIG_SYS_USB_OHCI_REGS_BASE	0x00500000
+#define CONFIG_SYS_USB_OHCI_REGS_BASE	ATMEL_UHP_BASE
 #define CONFIG_SYS_USB_OHCI_SLOT_NAME	"top9000"
 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
 #define CONFIG_USB_STORAGE
-- 
1.5.6.5



More information about the U-Boot mailing list