h2200: Add support for iPAQ h2200 palmtop

Add basic support for HP iPAQ h2200 palmtop. h2200 palmtop was targeted
to general consumers. It has 64 MB of RAM, 32 MB flash. No intergrated
Wi-Fi nor Ethernet. Based on Intel PXA255 processor. It was shipped with
Windows CE 4.2 operating system.

Signed-off-by: Lukasz Dalek <luk0104@gmail.com>

6 files changed, 291 insertions, 0 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 971235b..c0fff0e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -585,6 +585,10 @@ Stefano Babic <sbabic@denx.de>
 	twister		omap3
  	vision2		i.MX51
 
+Lukasz Dalek <luk0104@gmail.com>
+
+	h2200		xscale/pxa
+
 Jason Liu <r64343@freescale.com>
 
 	mx53evk         i.MX53
diff --git a/board/h2200/Makefile b/board/h2200/Makefile
new file mode 100644
index 0000000..51b1a9e
--- /dev/null
+++ b/board/h2200/Makefile
@@ -0,0 +1,49 @@
+#
+# h2200 Support
+#
+# Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
+#
+# 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	:= h2200.o
+
+SRCS	:= $(COBJS:.o=.c) h2200-header.S
+OBJS	:= $(addprefix $(obj),$(COBJS))
+
+all: $(LIB) $(obj)h2200-header.bin
+
+$(obj)h2200-header.o: h2200-header.S
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+$(obj)h2200-header.bin: $(obj)h2200-header.o
+	$(OBJCOPY) -O binary $< $@
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/h2200/h2200-header.S b/board/h2200/h2200-header.S
new file mode 100644
index 0000000..c335bfe
--- /dev/null
+++ b/board/h2200/h2200-header.S
@@ -0,0 +1,27 @@
+/*
+ * iPAQ h2200 header
+ *
+ * Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
+ *
+ * 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
+ */
+
+	.word 0xea0003fe /* b 0x1000 */
+
+	.org 0x40
+	.ascii "ECEC"
+
+	.org 0x1000 - 1
+	.byte 0x0
diff --git a/board/h2200/h2200.c b/board/h2200/h2200.c
new file mode 100644
index 0000000..3076306
--- /dev/null
+++ b/board/h2200/h2200.c
@@ -0,0 +1,53 @@
+/*
+ * iPAQ h2200 board configuration
+ *
+ * Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
+ *
+ * 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 <common.h>
+#include <asm/arch/pxa.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	/* We have RAM, disable cache */
+	dcache_disable();
+	icache_disable();
+
+	gd->bd->bi_arch_number = MACH_TYPE_H2200;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = 0xa0000100;
+
+	return 0;
+}
+
+int dram_init(void)
+{
+	/*
+	 * Everything except MSC0 was already set up by
+	 * 1st stage bootloader.
+	 *
+	 * This setting enables access to companion chip.
+	 */
+	clrsetbits_le32(MSC0, 0xffffffff, CONFIG_SYS_MSC0_VAL);
+	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+	return 0;
+}
diff --git a/boards.cfg b/boards.cfg
index 4b17289..d467f56 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -295,6 +295,7 @@ dvlhost                      arm         ixp
 pdnb3                        arm         ixp         pdnb3               prodrive
 scpu                         arm         ixp         pdnb3               prodrive       -           pdnb3:SCPU
 balloon3                     arm         pxa
+h2200                        arm         pxa
 lubbock                      arm         pxa
 palmld                       arm         pxa
 palmtc                       arm         pxa
diff --git a/include/configs/h2200.h b/include/configs/h2200.h
new file mode 100644
index 0000000..ef14dd3
--- /dev/null
+++ b/include/configs/h2200.h
@@ -0,0 +1,157 @@
+/*
+ * iPAQ h2200 board configuration
+ *
+ * Copyright (C) 2012 Lukasz Dalek <luk0104@gmail.com>
+ *
+ * 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
+
+#define MACH_TYPE_H2200			341
+#define CONFIG_MACH_TYPE		MACH_TYPE_H2200
+
+#define CONFIG_CPU_PXA25X		1
+#define CONFIG_BOARD_H2200
+
+#define CONFIG_SYS_NO_FLASH
+
+#define CONFIG_SYS_HZ			1000
+
+#define CONFIG_NR_DRAM_BANKS		1
+#define PHYS_SDRAM_1			0xa0000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE		0x04000000 /* 64 MB */
+
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
+#define CONFIG_SYS_SDRAM_SIZE		PHYS_SDRAM_1_SIZE
+
+#define CONFIG_SYS_INIT_SP_ADDR		0xfffff800
+
+#define CONFIG_ENV_SIZE			0x00040000
+#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 128*1024)
+
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_SYS_MAXARGS		16
+#define CONFIG_SYS_LOAD_ADDR		0xa3000000 /* default load address */
+
+/*
+ * iPAQ 1st stage bootloader loads 2nd stage bootloader
+ * at address 0xa0040000 but bootloader requires header
+ * which is 0x1000 long.
+ *
+ * --- Header begin ---
+ *	.word 0xea0003fe ; b 0x1000
+ *
+ *	.org 0x40
+ *	.ascii "ECEC"
+ *
+ *	.org 0x1000
+ * --- Header end ---
+ */
+
+#define CONFIG_SYS_TEXT_BASE		0xa0041000
+
+/*
+ * Static chips
+ */
+
+#define CONFIG_SYS_MSC0_VAL		0x246c7ffc
+#define CONFIG_SYS_MSC1_VAL		0x7ff07ff0
+#define CONFIG_SYS_MSC2_VAL		0x7ff07ff0
+
+/*
+ * PCMCIA and CF Interfaces
+ */
+
+#define CONFIG_SYS_MECR_VAL		0x00000000
+#define CONFIG_SYS_MCMEM0_VAL		0x00000000
+#define CONFIG_SYS_MCMEM1_VAL		0x00000000
+#define CONFIG_SYS_MCATT0_VAL		0x00000000
+#define CONFIG_SYS_MCATT1_VAL		0x00000000
+#define CONFIG_SYS_MCIO0_VAL		0x00000000
+#define CONFIG_SYS_MCIO1_VAL		0x00000000
+
+#define CONFIG_SYS_FLYCNFG_VAL		0x00000000
+#define CONFIG_SYS_SXCNFG_VAL		0x00040004
+
+#define CONFIG_SYS_MDREFR_VAL		0x0099E018
+#define CONFIG_SYS_MDCNFG_VAL		0x01C801CB
+#define CONFIG_SYS_MDMRS_VAL		0x00220022
+
+#define CONFIG_SYS_PSSR_VAL		0x00000000
+#define CONFIG_SYS_CKEN			0x00004840
+#define CONFIG_SYS_CCCR			0x00000161
+
+/*
+ * GPIOs
+ */
+
+#define CONFIG_SYS_GPSR0_VAL		0x01000000
+#define CONFIG_SYS_GPSR1_VAL		0x00000000
+#define CONFIG_SYS_GPSR2_VAL		0x00010000
+
+#define CONFIG_SYS_GPCR0_VAL		0x00000000
+#define CONFIG_SYS_GPCR1_VAL		0x00000000
+#define CONFIG_SYS_GPCR2_VAL		0x00000000
+
+#define CONFIG_SYS_GPDR0_VAL		0xF7E38C00
+#define CONFIG_SYS_GPDR1_VAL		0xBCFFBF83
+#define CONFIG_SYS_GPDR2_VAL		0x000157FF
+
+#define CONFIG_SYS_GAFR0_L_VAL		0x80401000
+#define CONFIG_SYS_GAFR0_U_VAL		0x00000112
+#define CONFIG_SYS_GAFR1_L_VAL		0x600A9550
+#define CONFIG_SYS_GAFR1_U_VAL		0x0005AAAA
+#define CONFIG_SYS_GAFR2_L_VAL		0x20000000
+#define CONFIG_SYS_GAFR2_U_VAL		0x00000000
+
+/*
+ * Serial port
+ */
+
+#define CONFIG_PXA_SERIAL
+#define CONFIG_FFUART
+#define CONFIG_CONS_INDEX		3
+
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 38400, 115200 }
+
+#define CONFIG_CMD_IMPORTENV		1
+#define CONFIG_CMD_LOADB
+#define CONFIG_CMD_SOURCE
+#define CONFIG_CMD_RUN
+#define CONFIG_CMD_IMI
+
+#define CONFIG_FIT
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_INITRD_TAG
+
+/* Monitor Command Prompt */
+#define CONFIG_SYS_PROMPT		"> "
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"$ "
+
+/* Console I/O Buffer Size */
+#define CONFIG_SYS_CBSIZE		256
+
+/* Print Buffer Size */
+#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
+					sizeof(CONFIG_SYS_PROMPT) + 16)
+
+#define CONFIG_BOOTARGS "root=/dev/ram0 ro console=ttyS0,115200n8"
+
+#endif /* __CONFIG_H */