* Stelian Pop <stelian.pop@leadtechdesign.com>
* Lead Tech Design <www.leadtechdesign.com>
*
- * Configuation settings for the AT91SAM9260EK board.
+ * Configuation settings for the AT91SAM9260EK & AT91SAM9G20EK boards.
*
* See file CREDITS for list of people who contributed to this
* project.
#ifndef __CONFIG_H
#define __CONFIG_H
-/* ARM asynchronous clock */
-#define AT91_CPU_NAME "AT91SAM9260"
-#define AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
-#define AT91_MASTER_CLOCK 100000000 /* peripheral */
-#define AT91_CPU_CLOCK 200000000 /* cpu */
-#define CFG_AT91_PLLB 0x107c3e18 /* PLLB settings for USB */
-#define CONFIG_SYS_HZ 1000000 /* 1us resolution */
+#define CONFIG_AT91_LEGACY
-#define AT91_SLOW_CLOCK 32768 /* slow clock */
+/* ARM asynchronous clock */
+#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
+#define CONFIG_SYS_HZ 1000
#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */
+
+#ifdef CONFIG_AT91SAM9G20EK
+#define CONFIG_AT91SAM9G20 1 /* It's an Atmel AT91SAM9G20 SoC*/
+#else
#define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/
-#define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */
+#endif
+
+#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 */
/*
* 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 */
+/* LED */
+#define CONFIG_AT91_LED
+#define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */
+#define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */
+
#define CONFIG_BOOTDELAY 3
/*
*/
#include <config_cmd_default.h>
#undef CONFIG_CMD_BDI
-#undef CONFIG_CMD_IMI
-#undef CONFIG_CMD_AUTOSCRIPT
#undef CONFIG_CMD_FPGA
-#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_IMI
#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_SOURCE
#define CONFIG_CMD_PING 1
#define CONFIG_CMD_DHCP 1
#define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */
/* DataFlash */
+#define CONFIG_ATMEL_DATAFLASH_SPI
#define CONFIG_HAS_DATAFLASH 1
#define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ)
#define CONFIG_SYS_MAX_DATAFLASH_BANKS 2
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */
#define AT91_SPI_CLK 15000000
+
+#ifdef CONFIG_AT91SAM9G20EK
+#define DATAFLASH_TCSS (0x22 << 16)
+#else
#define DATAFLASH_TCSS (0x1a << 16)
+#endif
#define DATAFLASH_TCHS (0x1 << 24)
/* NAND flash */
-#define NAND_MAX_CHIPS 1
+#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
+
+#endif
/* NOR flash - no real flash on this board */
#define CONFIG_SYS_NO_FLASH 1
#define CONFIG_RESET_PHY_R 1
/* USB */
+#define CONFIG_USB_ATMEL
#define CONFIG_USB_OHCI_NEW 1
-#define LITTLEENDIAN 1
#define CONFIG_DOS_PARTITION 1
#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END 0x23e00000
-#undef CONFIG_SYS_USE_DATAFLASH_CS0
-#define CONFIG_SYS_USE_DATAFLASH_CS1 1
-#undef CONFIG_SYS_USE_NANDFLASH
-
#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
- "mtdparts=at91_nand:-(root) " \
+ "mtdparts=atmel_nand:-(root) " \
"rw rootfstype=jffs2"
#elif CONFIG_SYS_USE_DATAFLASH_CS1
#define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
- "mtdparts=at91_nand:-(root) " \
+ "mtdparts=atmel_nand:-(root) " \
"rw rootfstype=jffs2"
#else /* CONFIG_SYS_USE_NANDFLASH */
#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock5 " \
- "mtdparts=at91_nand:128k(bootstrap)ro," \
+ "mtdparts=atmel_nand:128k(bootstrap)ro," \
"256k(uboot)ro,128k(env1)ro," \
"128k(env2)ro,2M(linux),-(root) " \
"rw rootfstype=jffs2"
#define CONFIG_SYS_LONGHELP 1
#define CONFIG_CMDLINE_EDITING 1
-#define ROUND(A, B) (((A) + (B)) & ~((B) - 1))
/*
* Size of malloc() pool
*/