tegra20: rename tegra2 -> tegra20

This is make naming consistent with the kernel and devicetree and in
preparation of pulling out the common tegra20 code.

Signed-off-by: Allen Martin <amartin@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Tested-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/include/configs/tegra20-common.h b/include/configs/tegra20-common.h
new file mode 100644
index 0000000..91cf28c
--- /dev/null
+++ b/include/configs/tegra20-common.h
@@ -0,0 +1,198 @@
+/*
+ *  (C) Copyright 2010-2012
+ *  NVIDIA Corporation <www.nvidia.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __TEGRA20_COMMON_H
+#define __TEGRA20_COMMON_H
+#include <asm/sizes.h>
+
+/*
+ * QUOTE(m) will evaluate to a string version of the value of the macro m
+ * passed in.  The extra level of indirection here is to first evaluate the
+ * macro m before applying the quoting operator.
+ */
+#define QUOTE_(m)       #m
+#define QUOTE(m)        QUOTE_(m)
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARMCORTEXA9		/* This is an ARM V7 CPU core */
+#define CONFIG_TEGRA20			/* in a NVidia Tegra20 core */
+#define CONFIG_MACH_TEGRA_GENERIC	/* which is a Tegra generic machine */
+#define CONFIG_SYS_L2CACHE_OFF		/* No L2 cache */
+
+#define CONFIG_SYS_CACHELINE_SIZE	32
+
+#define CONFIG_ARCH_CPU_INIT		/* Fire up the A9 core */
+
+#include <asm/arch/tegra20.h>		/* get chip and board defs */
+
+/*
+ * Display CPU and Board information
+ */
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+#define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
+#define CONFIG_OF_LIBFDT		/* enable passing of devicetree */
+
+#ifdef CONFIG_TEGRA20_LP0
+#define TEGRA_LP0_ADDR			0x1C406000
+#define TEGRA_LP0_SIZE			0x2000
+#define TEGRA_LP0_VEC \
+	"lp0_vec=" QUOTE(TEGRA_LP0_SIZE) "@" QUOTE(TEGRA_LP0_ADDR) " "
+#else
+#define TEGRA_LP0_VEC
+#endif
+
+/* Environment */
+#define CONFIG_ENV_VARS_UBOOT_CONFIG
+#define CONFIG_ENV_SIZE			0x2000	/* Total Size Environment */
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN		(4 << 20)	/* 4MB  */
+
+/*
+ * PllX Configuration
+ */
+#define CONFIG_SYS_CPU_OSC_FREQUENCY	1000000	/* Set CPU clock to 1GHz */
+
+/*
+ * NS16550 Configuration
+ */
+#define V_NS16550_CLK			216000000	/* 216MHz (pllp_out0) */
+
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	(-4)
+#define CONFIG_SYS_NS16550_CLK		V_NS16550_CLK
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_CONS_INDEX	1
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
+					115200}
+
+/*
+ * This parameter affects a TXFILLTUNING field that controls how much data is
+ * sent to the latency fifo before it is sent to the wire. Without this
+ * parameter, the default (2) causes occasional Data Buffer Errors in OUT
+ * packets depending on the buffer address and size.
+ */
+#define CONFIG_USB_EHCI_TXFIFO_THRESH	10
+#define CONFIG_EHCI_IS_TDI
+#define CONFIG_EHCI_DCACHE
+
+/* Total I2C ports on Tegra20 */
+#define TEGRA_I2C_NUM_CONTROLLERS	4
+
+/* include default commands */
+#include <config_cmd_default.h>
+
+/* remove unused commands */
+#undef CONFIG_CMD_FLASH		/* flinfo, erase, protect */
+#undef CONFIG_CMD_FPGA		/* FPGA configuration support */
+#undef CONFIG_CMD_IMI
+#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_NFS		/* NFS support */
+#undef CONFIG_CMD_NET		/* network support */
+
+/* turn on command-line edit/hist/auto */
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_COMMAND_HISTORY
+#define CONFIG_AUTO_COMPLETE
+
+#define CONFIG_SYS_NO_FLASH
+
+/* Environment information, boards can override if required */
+#define CONFIG_CONSOLE_MUX
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#define TEGRA20_DEVICE_SETTINGS	"stdin=serial\0" \
+					"stdout=serial\0" \
+					"stderr=serial\0"
+
+#define CONFIG_LOADADDR		0x408000	/* def. location for kernel */
+#define CONFIG_BOOTDELAY	2		/* -1 to disable auto boot */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP		/* undef to save memory */
+#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser */
+#define CONFIG_SYS_PROMPT		V_PROMPT
+/*
+ * Increasing the size of the IO buffer as default nfsargs size is more
+ *  than 256 and so it is not possible to edit it
+ */
+#define CONFIG_SYS_CBSIZE		(256 * 2) /* Console I/O Buffer Size */
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
+					sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS		16	/* max number of command args */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE		(CONFIG_SYS_CBSIZE)
+
+#define CONFIG_SYS_MEMTEST_START	(TEGRA20_SDRC_CS0 + 0x600000)
+#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + 0x100000)
+
+#define CONFIG_SYS_LOAD_ADDR		(0xA00800)	/* default */
+#define CONFIG_SYS_HZ			1000
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKBASE	0x2800000	/* 40MB */
+#define CONFIG_STACKSIZE	0x20000		/* 128K regular stack*/
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS	1
+#define PHYS_SDRAM_1		TEGRA20_SDRC_CS0
+#define PHYS_SDRAM_1_SIZE	0x20000000	/* 512M */
+
+#define CONFIG_SYS_TEXT_BASE	0x00108000
+#define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM_1
+
+#define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_STACKBASE
+#define CONFIG_SYS_INIT_RAM_SIZE	CONFIG_SYS_MALLOC_LEN
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
+						CONFIG_SYS_INIT_RAM_SIZE - \
+						GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_TEGRA_GPIO
+#define CONFIG_CMD_GPIO
+#define CONFIG_CMD_ENTERRCM
+#define CONFIG_CMD_BOOTZ
+#endif /* __TEGRA20_COMMON_H */