[U-Boot] [PATCH 1/6] h2200: Add support for iPAQ h2200

Łukasz Dałek
2012-09-19T19:38:53Z

Signed-off-by: ?ukasz Da?ek <luk0104@gmail.com>
---
arch/arm/include/asm/mach-types.h | 1 +
board/h2200/Makefile | 51 ++++++++++
board/h2200/h2200-header.S | 27 +++++
board/h2200/h2200.c | 197 +++++++++++++++++++++++++++++++++++++
board/h2200/h2200.h | 28 +++++
boards.cfg | 2 +
include/configs/h2200.h | 168 +++++++++++++++++++++++++++++++
7 files changed, 474 insertions(+), 0 deletions(-)
create mode 100644 board/h2200/Makefile
create mode 100644 board/h2200/h2200-header.S
create mode 100644 board/h2200/h2200.c
create mode 100644 board/h2200/h2200.h
create mode 100644 include/configs/h2200.h

diff --git a/arch/arm/include/asm/mach-types.h b/arch/arm/include/asm/mach-types.h
index 2d5c3bc..b03f385 100644
--- a/arch/arm/include/asm/mach-types.h
+++ b/arch/arm/include/asm/mach-types.h
@@ -74,6 +74,7 @@ extern unsigned int __machine_arch_type;
#define MACH_TYPE_IXDP2801 300
#define MACH_TYPE_IQ31244 327
#define MACH_TYPE_BAST 331
+#define MACH_TYPE_H2200 341
#define MACH_TYPE_H1940 347
#define MACH_TYPE_ENP2611 356
#define MACH_TYPE_S3C2440 362
diff --git a/board/h2200/Makefile b/board/h2200/Makefile
new file mode 100644
index 0000000..39da114
--- /dev/null
+++ b/board/h2200/Makefile
@@ -0,0 +1,51 @@
+#
+# h2200 Support
+#
+# Copyright (C) 2012 ?ukasz Da?ek <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) h2200-header.bin
+
+h2200-header.o: h2200-header.S
+ $(CC) $(CFLAGS) -c -o $@ $<
+
+h2200-header.bin: h2200-header.o
+ $(OBJCOPY) -O binary $< $@
+
+all: $(LIB) h2200-header.bin
+
+$(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..146795f
--- /dev/null
+++ b/board/h2200/h2200-header.S
@@ -0,0 +1,27 @@
+/*
+ * iPAQ h2200 header
+ *
+ * Copyright (C) 2012 ?ukasz Da?ek <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..d31c67f
--- /dev/null
+++ b/board/h2200/h2200.c
@@ -0,0 +1,197 @@
+/*
+ * iPAQ h2200 board configuration
+ *
+ * Copyright (C) 2012 ?ukasz Da?ek <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>
+#include "h2200.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_H2200_USBETH
+int board_eth_init(bd_t *bis)
+{
+ usb_eth_initialize(bis);
+ return 0;
+}
+#endif
+
+int board_early_init_f(void)
+{
+ /* Enable serial */
+ setbits_le32(GPDR0, 1 << 24);
+ writel(1 << 24, GPSR0);
+
+ /* Enable serial transreceiver */
+ setbits_le32(GPDR2, 1 << 16);
+ writel(1 << 16, GPSR2);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /* We have RAM, disable cache */
+ dcache_disable();
+ icache_disable();
+
+ /* arch number of Lubbock-Board */
+ gd->bd->bi_arch_number = MACH_TYPE_H2200;
+
+ /* adress of boot parameters */
+ gd->bd->bi_boot_params = 0xa0000100;
+
+#if defined(CONFIG_H2200_USBETH)
+ udc_disconnect();
+ mdelay(500);
+#endif
+
+ return 0;
+}
+
+/*
+ * iPAQ h2200 has two stage bootloader.
+ * We only replace 2nd stage, so u-boot needs to be
+ * adpopted to the way how 1st stage bootloader works.
+ * Firstly, code needs to have first 4 bytes equal to
+ * 0xea0003fe (arm instruction b 0x1000) and at the offset
+ * 0x40 ascii characters 'ECEC', secondly 1st stage
+ * loads code from flash into SDRAM at address 0xa0040000
+ * so all instructions which reinitializes memory
+ * controller have to be disabled.
+ */
+
+static inline void writelrb(uint32_t val, uint32_t addr)
+{
+ writel(val, addr);
+ asm volatile("" : : : "memory");
+ readl(addr);
+ asm volatile("" : : : "memory");
+}
+
+static void h2200_pxa2xx_dram_init(void)
+{
+ uint32_t tmp;
+ int i;
+
+ /*
+ * 1) Initialize Asynchronous static memory controller
+ */
+
+ writelrb(CONFIG_SYS_MSC0_VAL, MSC0);
+ writelrb(CONFIG_SYS_MSC1_VAL, MSC1);
+ writelrb(CONFIG_SYS_MSC2_VAL, MSC2);
+
+ /*
+ * 2) Initialize Card Interface
+ */
+
+ /* MECR: Memory Expansion Card Register */
+ writelrb(CONFIG_SYS_MECR_VAL, MECR);
+ /* MCMEM0: Card Interface slot 0 timing */
+ writelrb(CONFIG_SYS_MCMEM0_VAL, MCMEM0);
+ /* MCMEM1: Card Interface slot 1 timing */
+ writelrb(CONFIG_SYS_MCMEM1_VAL, MCMEM1);
+ /* MCATT0: Card Interface Attribute Space Timing, slot 0 */
+ writelrb(CONFIG_SYS_MCATT0_VAL, MCATT0);
+ /* MCATT1: Card Interface Attribute Space Timing, slot 1 */
+ writelrb(CONFIG_SYS_MCATT1_VAL, MCATT1);
+ /* MCIO0: Card Interface I/O Space Timing, slot 0 */
+ writelrb(CONFIG_SYS_MCIO0_VAL, MCIO0);
+ /* MCIO1: Card Interface I/O Space Timing, slot 1 */
+ writelrb(CONFIG_SYS_MCIO1_VAL, MCIO1);
+
+ /*
+ * 3) Configure Fly-By DMA register
+ */
+
+ writelrb(CONFIG_SYS_FLYCNFG_VAL, FLYCNFG);
+
+ /*
+ * 4) Initialize Synchronous Static Memory (Flash/Peripherals)
+ */
+
+ /* Initialize SXCNFG register. Assert the enable bits.
+ *
+ * Write SXMRS to cause an MRS command to all enabled banks of
+ * synchronous static memory. Note that SXLCR need not be written
+ * at this time.
+ */
+
+ writelrb(CONFIG_SYS_SXCNFG_VAL, SXCNFG);
+
+ /*
+ * 5) Initialize SDRAM
+ */
+
+ writelrb(CONFIG_SYS_MDREFR_VAL & ~MDREFR_SLFRSH, MDREFR);
+ writelrb(CONFIG_SYS_MDREFR_VAL | MDREFR_E1PIN, MDREFR);
+
+ /*
+ * 6) Trigger a number (usually 8) refresh cycles by attempting
+ * non-burst read or write accesses to disabled SDRAM, as commonly
+ * specified in the power up sequence documented in SDRAM data
+ * sheets. The address(es) used for this purpose must not be
+ * cacheable.
+ */
+ for (i = 9; i >= 0; i--) {
+ writel(i, 0xa0000000);
+ asm volatile("" : : : "memory");
+ }
+
+ /*
+ * 7) Write MDCNFG with enable bits asserted (MDCNFG:DEx set to 1).
+ */
+
+ tmp = CONFIG_SYS_MDCNFG_VAL &
+ (MDCNFG_DE0 | MDCNFG_DE1 | MDCNFG_DE2 | MDCNFG_DE3);
+ tmp |= readl(MDCNFG);
+ writelrb(tmp, MDCNFG);
+
+ /*
+ * 8) Write MDMRS.
+ */
+
+ writelrb(CONFIG_SYS_MDMRS_VAL, MDMRS);
+
+ /*
+ * 9) Enable APD
+ */
+
+ if (CONFIG_SYS_MDREFR_VAL & MDREFR_APD) {
+ tmp = readl(MDREFR);
+ tmp |= MDREFR_APD;
+ writelrb(tmp, MDREFR);
+ }
+}
+
+int dram_init(void)
+{
+ h2200_pxa2xx_dram_init();
+ gd->ram_size = PHYS_SDRAM_1_SIZE;
+ return 0;
+}
+
+void dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+}
diff --git a/board/h2200/h2200.h b/board/h2200/h2200.h
new file mode 100644
index 0000000..4392d6f
--- /dev/null
+++ b/board/h2200/h2200.h
@@ -0,0 +1,28 @@
+/*
+ * iPAQ h2200 board configuration
+ *
+ * Copyright (C) 2012 ?ukasz Da?ek <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 __IPAQ_H2200_H
+#define __IPAQ_H2200_H
+
+#if defined(CONFIG_H2200_USBETH)
+extern void udc_disconnect(void);
+#endif
+
+#endif /* __IPAQ_H2200_H */
diff --git a/boards.cfg b/boards.cfg
index 72e7803..e40cc41 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -283,6 +283,8 @@ dvlhost arm ixp
pdnb3 arm ixp pdnb3 prodrive
scpu arm ixp pdnb3 prodrive - pdnb3:SCPU
balloon3 arm pxa
+h2200 arm pxa
+h2200_usbeth arm pxa h2200 - - h2200:H2200_USBETH
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..fb4ec05
--- /dev/null
+++ b/include/configs/h2200.h
@@ -0,0 +1,168 @@
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_CPU_PXA25X 1
+#define CONFIG_BOARD_H2200 1
+
+#define CONFIG_SYS_NO_FLASH 1
+
+#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_DRAM_BASE PHYS_SDRAM_1
+#define CONFIG_SYS_DRAM_SIZE PHYS_SDRAM_1_SIZE
+
+#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
+#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 1
+#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
+#define CONFIG_BOARD_EARLY_INIT_F 1
+
+/*
+ * 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 0x00000002
+#define CONFIG_SYS_MCMEM0_VAL 0x0002449D
+#define CONFIG_SYS_MCMEM1_VAL 0x00000000
+#define CONFIG_SYS_MCATT0_VAL 0x0002449D
+#define CONFIG_SYS_MCATT1_VAL 0x00000000
+#define CONFIG_SYS_MCIO0_VAL 0x00014290
+#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 0x00000000
+#define CONFIG_SYS_GPSR1_VAL 0x00000000
+#define CONFIG_SYS_GPSR2_VAL 0x00000000
+
+#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 1
+#define CONFIG_FFUART 1
+
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_SYS_BAUDRATE_TABLE { 115200 }
+
+/*
+ * USB device configuration
+ */
+
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV 1
+#define CONFIG_USB_DEV_PULLUP_GPIO 33
+/* USB VBUS GPIO 3 */
+
+#define CONFIG_CMD_LOADB 1
+#define CONFIG_CMD_IMPORTENV 1
+#define CONFIG_CMD_SOURCE 1
+#define CONFIG_CMD_RUN 1
+#define CONFIG_CMD_IMI 1
+
+/* Monitor Command Prompt */
+#define CONFIG_SYS_PROMPT "> "
+
+/* 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"
+
+#ifdef CONFIG_H2200_USBETH
+# define CONFIG_USB_ETH_SUBSET 1
+# define CONFIG_SYS_HUSH_PARSER 1
+# define CONFIG_SYS_PROMPT_HUSH_PS2 "$ "
+
+# define CONFIG_CMD_NET 1
+# define CONFIG_CMD_PING 1
+
+# define CONFIG_BOOTDELAY 2
+
+# define CONFIG_BOOTCOMMAND \
+ "setenv downloaded 0 ; while test $downloaded -eq 0 ; do " \
+ "if bootp ; then setenv downloaded 1 ; fi ; done ; " \
+ "source :script ; " \
+ "bootm ; "
+
+# define CONFIG_USB_GADGET_PXA2XX 1
+
+# define CONFIG_FIT 1
+# define CONFIG_SETUP_MEMORY_TAGS 1
+# define CONFIG_CMDLINE_TAG 1
+# define CONFIG_INITRD_TAG 1
+
+# define CONFIG_USB_ETHER 1
+# define CONFIG_USBNET_DEV_ADDR "de:ad:be:ef:00:01"
+# define CONFIG_USBNET_HOST_ADDR "de:ad:be:ef:00:02"
+# define CONFIG_EXTRA_ENV_SETTINGS \
+ "stdin=serial\0" \
+ "stdout=serial\0" \
+ "stderr=serial\0"
+#endif
+
+#endif /* __CONFIG_H */
--
1.7.8.6