arm, at91: add Siemens board taurus and axm

enable support for the siemens AT91SAM9G20 based boards taurus
and axm.

Signed-off-by: Roger Meier <r.meier@siemens.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Cc: Andreas Bießmann <andreas.devel@googlemail.com>
Cc: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>

1 files changed, 160 insertions, 0 deletions

diff --git a/include/configs/taurus.h b/include/configs/taurus.h
new file mode 100644
index 0000000..c980023
--- /dev/null
+++ b/include/configs/taurus.h
@@ -0,0 +1,160 @@
+/*
+ * Common board functions for Siemens TAURUS (AT91SAM9G20) based boards
+ * (C) Copyright 2013 Siemens AG
+ *
+ * Based on:
+ * U-Boot file: include/configs/at91sam9260ek.h
+ *
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian@popies.net>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * SoC must be defined first, before hardware.h is included.
+ * In this case SoC is defined in boards.cfg.
+ */
+#include <asm/hardware.h>
+
+#define MACH_TYPE_TAURUS		2067
+#define MACH_TYPE_AXM			2068
+
+/*
+ * 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		0x23f00000
+
+/* 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
+
+/* Misc CPU related */
+#define CONFIG_ARCH_CPU_INIT
+#define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_DISPLAY_CPUINFO
+
+#define CONFIG_CMD_BOOTZ
+#define CONFIG_OF_LIBFDT
+
+/* 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_BOOTDELAY	3
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_IMI
+#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_SOURCE
+
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_NAND
+
+/*
+ * SDRAM: 1 bank, min 32, max 128 MB
+ * Initialized before u-boot gets started.
+ */
+#define CONFIG_NR_DRAM_BANKS		1
+#define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS1
+#define CONFIG_SYS_SDRAM_SIZE		(128 * 1024 * 1024)
+
+/*
+ * 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.
+ */
+# define CONFIG_SYS_INIT_SP_ADDR \
+	(ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE)
+
+/* NAND flash */
+#ifdef CONFIG_CMD_NAND
+#define CONFIG_NAND_ATMEL
+#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 */
+#define CONFIG_SYS_NO_FLASH			1
+
+/* Ethernet */
+#define CONFIG_MACB
+#define CONFIG_RMII
+#define CONFIG_AT91_WANTS_COMMON_PHY
+
+/* USB */
+#if defined(CONFIG_BOARD_TAURUS)
+#define CONFIG_USB_ATMEL
+#define CONFIG_USB_OHCI_NEW
+#define CONFIG_SYS_USB_OHCI_CPU_INIT
+#define CONFIG_SYS_USB_OHCI_REGS_BASE		0x00500000
+#define CONFIG_SYS_USB_OHCI_SLOT_NAME		"at91sam9260"
+#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	2
+#define CONFIG_USB_STORAGE
+#endif
+
+/* load address */
+#define CONFIG_SYS_LOAD_ADDR			0x22000000
+
+/* bootstrap in spi flash , u-boot + env + linux in nandflash */
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_OFFSET		0x100000
+#define CONFIG_ENV_OFFSET_REDUND	0x180000
+#define CONFIG_ENV_SIZE		0x20000		/* 1 sector = 128 kB */
+#define CONFIG_BOOTCOMMAND	"nand read 0x22000000 0x200000 0x300000; bootm"
+#define CONFIG_BOOTARGS							\
+	"console=ttyS0,115200 earlyprintk "				\
+	"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"		\
+	"256k(env),256k(env_redundant),256k(spare),"			\
+	"512k(dtb),6M(kernel)ro,-(rootfs) "				\
+	"root=/dev/mtdblock7 rw rootfstype=jffs2"
+
+#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
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_AUTO_COMPLETE
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN \
+	ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
+
+#endif