[U-Boot] [PATCH 3/4 V2] arm: Tegra2: Add support for NVIDIA Harmony board

[Tom Warren <twarren.nvidia@gmail.com>]

Basic support for the NVIDIA Harmony board. U-Boot will load and respond
to serial console commands with this patch. Further peripheral support
(USB, SD/MMC, NAND, etc.) to follow.

Signed-off-by: Tom Warren <twarren@nvidia.com>
---
 MAINTAINERS                     |    4 +
 board/nvidia/harmony/Makefile   |   50 ++++++++++++
 boards.cfg                      |    1 +
 include/configs/harmony.h       |   48 ++++++++++++
 include/configs/tegra2-common.h |  160 +++++++++++++++++++++++++++++++++++++++
 5 files changed, 263 insertions(+), 0 deletions(-)
 create mode 100644 board/nvidia/harmony/Makefile
 create mode 100644 include/configs/harmony.h
 create mode 100644 include/configs/tegra2-common.h

diff --git a/MAINTAINERS b/MAINTAINERS
index ba83f71..b5cff19 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -841,6 +841,10 @@ Prafulla Wadaskar <prafulla@marvell.com>
 	rd6281a		ARM926EJS (Kirkwood SoC)
 	sheevaplug	ARM926EJS (Kirkwood SoC)
 
+Tom Warren <twarren@nvidia.com>
+
+	harmony		Tegra2 (ARM7 & A9 Dual Core)
+
 Matthias Weisser <weisserm@arcor.de>
 
 	jadecpu		ARM926EJS (MB86R01 SoC)
diff --git a/board/nvidia/harmony/Makefile b/board/nvidia/harmony/Makefile
new file mode 100644
index 0000000..3a146cb
--- /dev/null
+++ b/board/nvidia/harmony/Makefile
@@ -0,0 +1,50 @@
+#
+#  (C) Copyright 2010,2011
+#  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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).o
+
+COBJS	+= ../common/board.o
+
+SRCS	:= $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS)
+
+clean:
+	rm -f $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/boards.cfg b/boards.cfg
index 94b8745..ee7c4b7 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -122,6 +122,7 @@ omap4_panda                  arm         armv7       panda               ti
 omap4_sdp4430                arm         armv7       sdp4430             ti             omap4
 s5p_goni                     arm         armv7       goni                samsung        s5pc1xx
 smdkc100                     arm         armv7       smdkc100            samsung        s5pc1xx
+harmony                      arm         armv7       harmony             nvidia         tegra2
 actux1                       arm         ixp
 actux2                       arm         ixp
 actux3                       arm         ixp
diff --git a/include/configs/harmony.h b/include/configs/harmony.h
new file mode 100644
index 0000000..7d8f27a
--- /dev/null
+++ b/include/configs/harmony.h
@@ -0,0 +1,48 @@
+/*
+ *  (C) Copyright 2010,2011
+ *  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 __CONFIG_H
+#define __CONFIG_H
+
+#include <asm/sizes.h>
+#include "tegra2-common.h"
+
+/* High-level configuration options */
+#define TEGRA2_SYSMEM		"mem=384M at 0M nvmem=128M at 384M mem=512M at 512M"
+#define V_PROMPT		"Tegra2 (Harmony) # "
+#define CONFIG_TEGRA2_BOARD_STRING	"NVIDIA Harmony"
+
+/* Board-specific serial config */
+#define CONFIG_SERIAL_MULTI
+#define CONFIG_TEGRA2_ENABLE_UARTD	1
+#define CONFIG_TEGRA2_ENABLE_UARTA	0
+
+/* UARTD: keyboard satellite board uart, default */
+#define CONFIG_SYS_NS16550_COM1		NV_PA_APB_UARTD_BASE
+/* UARTA: debug board uart */
+#define CONFIG_SYS_NS16550_COM2		NV_PA_APB_UARTA_BASE
+
+#define CONFIG_MACH_TYPE		MACH_TYPE_HARMONY
+#define CONFIG_SYS_BOARD_ODMDATA	0x300d8011 /* lp1, 1GB */
+
+#endif /* __CONFIG_H */
diff --git a/include/configs/tegra2-common.h b/include/configs/tegra2-common.h
new file mode 100644
index 0000000..4f4374a
--- /dev/null
+++ b/include/configs/tegra2-common.h
@@ -0,0 +1,160 @@
+/*
+ *  (C) Copyright 2010,2011
+ *  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 __TEGRA2_COMMON_H
+#define __TEGRA2_COMMON_H
+#include <asm/sizes.h>
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_ARMCORTEXA9		/* This is an ARM V7 CPU core */
+#define CONFIG_TEGRA2			/* in a NVidia Tegra2 core */
+#define CONFIG_MACH_TEGRA_GENERIC	/* which is a Tegra generic machine */
+#define CONFIG_L2_OFF			/* No L2 cache */
+
+#include <asm/arch/tegra2.h>		/* get chip and board defs */
+
+/*
+ * Display CPU and Board information
+ */
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#define CONFIG_SKIP_RELOCATE_UBOOT
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+#define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
+
+/* Environment */
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE			0x20000	/* 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}
+
+/* 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_AUTOCOMPLETE
+
+#define CONFIG_SYS_NO_FLASH
+
+/* Environment information */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"console=ttyS0,115200n8\0" \
+	"mem=" TEGRA2_SYSMEM "\0" \
+	"smpflag=smp\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_HUSH_PS2	"> "
+#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	(TEGRA2_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		TEGRA2_SDRC_CS0
+#define PHYS_SDRAM_1_SIZE	0x20000000	/* 512M */
+
+#define CONFIG_SYS_TEXT_BASE	0x00E08000
+#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)
+
+#endif /* __TEGRA2_COMMON_H */
-- 
1.7.3.5