R2D plus is SH reference board used with SH7751R.
This board has 266Mhz CPU, 64MB SDRAM, Cardbus, CF interface,
one PCI bus, VGA, and two Ethernet controller.
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu(a)nigauri.org>
---
MAINTAINERS | 1 +
MAKEALL | 1 +
Makefile | 5 ++
board/r2dplus/Makefile | 43 +++++++++++
board/r2dplus/config.mk | 23 ++++++
board/r2dplus/lowlevel_init.S | 154 +++++++++++++++++++++++++++++++++++++++++
board/r2dplus/r2dplus.c | 76 ++++++++++++++++++++
board/r2dplus/u-boot.lds | 105 ++++++++++++++++++++++++++++
include/configs/r2dplus.h | 150 +++++++++++++++++++++++++++++++++++++++
9 files changed, 558 insertions(+), 0 deletions(-)
create mode 100644 board/r2dplus/Makefile
create mode 100644 board/r2dplus/config.mk
create mode 100644 board/r2dplus/lowlevel_init.S
create mode 100644 board/r2dplus/r2dplus.c
create mode 100644 board/r2dplus/u-boot.lds
create mode 100644 include/configs/r2dplus.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 5471c1d..39743c7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -698,6 +698,7 @@ Nobuhiro Iwmaatsu <iwamatsu(a)nigauri.org>
MS7750SE SH7750
MS7722SE SH7722
+ R2DPlus SH7751R
Mark Jonas <mark.jonas(a)de.bosch.com>
diff --git a/MAKEALL b/MAKEALL
index ea02a8a..756cf87 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -701,6 +701,7 @@ LIST_sh4=" \
ms7722se \
Migo-R \
r7780mp \
+ r2dplus \
"
LIST_sh3=" \
diff --git a/Makefile b/Makefile
index 717d4c1..975ba15 100644
--- a/Makefile
+++ b/Makefile
@@ -2865,6 +2865,11 @@ r7780mp_config: unconfig
@echo "#define CONFIG_R7780MP 1" >> include/config.h
@./mkconfig -a $(@:_config=) sh sh4 r7780mp
+r2dplus_config : unconfig
+ @ >include/config.h
+ @echo "#define CONFIG_R2DPLUS 1" >> include/config.h
+ @./mkconfig -a $(@:_config=) sh sh4 r2dplus
+
#########################################################################
#########################################################################
#########################################################################
diff --git a/board/r2dplus/Makefile b/board/r2dplus/Makefile
new file mode 100644
index 0000000..ed609ea
--- /dev/null
+++ b/board/r2dplus/Makefile
@@ -0,0 +1,43 @@
+#
+# Copyright (C) 2007,2008
+# Nobuhiro Iwamatsu <iwamatsu(a)nigauri.org>
+#
+# 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 $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS := r2dplus.o
+SOBJS := lowlevel_init.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#################################################################
diff --git a/board/r2dplus/config.mk b/board/r2dplus/config.mk
new file mode 100644
index 0000000..1ec7dcc
--- /dev/null
+++ b/board/r2dplus/config.mk
@@ -0,0 +1,23 @@
+#
+# Copyright (C) 2007,2008
+# Nobuhiro Iwamatsu <iwamatsu(a)nigauri.org>
+#
+# 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
+#
+#
+# NOTE: Must match value used in u-boot.lds (in this directory).
+#
+TEXT_BASE = 0x0FFC0000
diff --git a/board/r2dplus/lowlevel_init.S b/board/r2dplus/lowlevel_init.S
new file mode 100644
index 0000000..5755de8
--- /dev/null
+++ b/board/r2dplus/lowlevel_init.S
@@ -0,0 +1,154 @@
+/*
+ * modified from SH-IPL+g (init-r0p751rlc0011rl.S)
+ * Initial Register Data for R0P751RLC0011RL (SH7751R 240MHz/120MHz/60MHz)
+ * Coyright (c) 2007,2008 Nobuhiro Iwamatsu <iwamatsu(a)nigauri.org>
+*/
+
+#include <config.h>
+#include <version.h>
+
+#include <asm/processor.h>
+
+ .global lowlevel_init
+ .text
+ .align 2
+
+lowlevel_init:
+
+ mov.l CCR_A, r1
+ mov.l CCR_D_D, r0
+ mov.l r0,@r1
+
+ mov.l MMUCR_A,r1
+ mov.l MMUCR_D,r0
+ mov.w r0,@r1
+
+ mov.l BCR1_A,r1
+ mov.l BCR1_D,r0
+ mov.l r0,@r1
+
+ mov.l BCR2_A,r1
+ mov.l BCR2_D,r0
+ mov.w r0,@r1
+
+ mov.l BCR3_A,r1
+ mov.l BCR3_D,r0
+ mov.w r0,@r1
+
+ mov.l BCR4_A,r1
+ mov.l BCR4_D,r0
+ mov.l r0,@r1
+
+ mov.l WCR1_A,r1
+ mov.l WCR1_D,r0
+ mov.l r0,@r1
+
+ mov.l WCR2_A,r1
+ mov.l WCR2_D,r0
+ mov.l r0,@r1
+
+ mov.l WCR3_A,r1
+ mov.l WCR3_D,r0
+ mov.l r0,@r1
+
+ mov.l PCR_A,r1
+ mov.l PCR_D,r0
+ mov.w r0,@r1
+
+ mov.l LED_A,r1
+ mov #0xff,r0
+ mov.w r0,@r1
+
+ mov.l MCR_A,r1
+ mov.l MCR_D1,r0
+ mov.l r0,@r1
+
+ mov.l RTCNT_A,r1
+ mov.l RTCNT_D,r0
+ mov.w r0,@r1
+
+ mov.l RTCOR_A,r1
+ mov.l RTCOR_D,r0
+ mov.w r0,@r1
+
+ mov.l RFCR_A,r1
+ mov.l RFCR_D,r0
+ mov.w r0,@r1
+
+ mov.l RTCSR_A,r1
+ mov.l RTCSR_D,r0
+ mov.w r0,@r1
+
+ mov.l SDMR3_A,r1
+ mov #0x55,r0
+ mov.b r0,@r1
+
+ /* Wait DRAM refresh 30 times */
+ mov.l RFCR_A,r1
+ mov #30,r3
+1:
+ mov.w @r1,r0
+ extu.w r0,r2
+ cmp/hi r3,r2
+ bf 1b
+
+ mov.l MCR_A,r1
+ mov.l MCR_D2,r0
+ mov.l r0,@r1
+
+ mov.l SDMR3_A,r1
+ mov #0,r0
+ mov.b r0,@r1
+
+ mov.l IRLMASK_A,r1
+ mov.l IRLMASK_D,r0
+ mov.l r0,@r1
+
+ mov.l CCR_A, r1
+ mov.l CCR_D_E, r0
+ mov.l r0, @r1
+
+ rts
+ nop
+
+ .align 2
+CCR_A: .long CCR /* Cache Control Register */
+CCR_D_D: .long 0x0808 /* Flush the cache, disable */
+CCR_D_E: .long 0x8000090B
+
+FRQCR_A: .long FRQCR /* FRQCR Address */
+FRQCR_D: .long 0x00000e0a /* 03/07/15 modify */
+BCR1_A: .long BCR1 /* BCR1 Address */
+BCR1_D: .long 0x00180008
+BCR2_A: .long BCR2 /* BCR2 Address */
+BCR2_D: .long 0xabe8
+BCR3_A: .long BCR3 /* BCR3 Address */
+BCR3_D: .long 0x0000
+BCR4_A: .long BCR4 /* BCR4 Address */
+BCR4_D: .long 0x00000010
+WCR1_A: .long WCR1 /* WCR1 Address */
+WCR1_D: .long 0x33343333
+WCR2_A: .long WCR2 /* WCR2 Address */
+WCR2_D: .long 0xcff86fbf
+WCR3_A: .long WCR3 /* WCR3 Address */
+WCR3_D: .long 0x07777707
+LED_A: .long 0x04000036 /* LED Address */
+RTCNT_A: .long RTCNT /* RTCNT Address */
+RTCNT_D: .long 0xA500 /* RTCNT Write Code A5h Data 00h */
+RTCOR_A: .long RTCOR /* RTCOR Address */
+RTCOR_D: .long 0xA534 /* RTCOR Write Code */
+RTCSR_A: .long RTCSR /* RTCSR Address */
+RTCSR_D: .long 0xA510 /* RTCSR Write Code */
+SDMR3_A: .long 0xFF9400CC /* SDMR3 Address */
+SDMR3_D: .long 0x55
+MCR_A: .long MCR /* MCR Address */
+MCR_D1: .long 0x081901F4 /* MRSET:'0' */
+MCR_D2: .long 0x481901F4 /* MRSET:'1' */
+RFCR_A: .long RFCR /* RFCR Address */
+RFCR_D: .long 0xA400 /* RFCR Write Code A4h Data 00h */
+PCR_A: .long PCR /* PCR Address */
+PCR_D: .long 0x0000
+MMUCR_A: .long MMUCR /* MMUCCR Address */
+MMUCR_D: .long 0x00000000 /* MMUCCR Data */
+IRLMASK_A: .long 0xA4000000 /* IRLMASK Address */
+IRLMASK_D: .long 0x00000000 /* IRLMASK Data */
diff --git a/board/r2dplus/r2dplus.c b/board/r2dplus/r2dplus.c
new file mode 100644
index 0000000..2ee3ea2
--- /dev/null
+++ b/board/r2dplus/r2dplus.c
@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2007,2008
+ * Nobuhiro Iwamatsu <iwamatsu(a)nigauri.org>
+ *
+ * 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 <common.h>
+#include <ide.h>
+#include <asm/processor.h>
+#include <asm/pci.h>
+
+int checkboard(void)
+{
+ puts("BOARD: Renesas Solutions R2D Plus\n");
+ return 0;
+}
+
+int board_init(void)
+{
+ return 0;
+}
+
+int dram_init (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ gd->bd->bi_memstart = CFG_SDRAM_BASE;
+ gd->bd->bi_memsize = CFG_SDRAM_SIZE;
+ printf("DRAM: %dMB\n", CFG_SDRAM_SIZE / (1024 * 1024));
+ return 0;
+}
+
+int board_late_init(void)
+{
+ return 0;
+}
+
+#define FPGA_BASE 0xA4000000
+#define FPGA_CFCTL (FPGA_BASE + 0x04)
+#define FPGA_CFPOW (FPGA_BASE + 0x06)
+#define FPGA_CFCDINTCLR (FPGA_BASE + 0x2A)
+
+void ide_set_reset (int idereset)
+{
+ /* if reset = 1 IDE reset will be asserted */
+ if (idereset){
+ (*(vu_short *)FPGA_CFCTL) = 0x432;
+ (*(vu_short *)FPGA_CFPOW) |= 0x02;
+ (*(vu_short *)FPGA_CFCDINTCLR) = 0x01;
+ }
+}
+
+#if defined(CONFIG_PCI)
+static struct pci_controller hose;
+void pci_init_board(void)
+{
+ pci_sh7751_init( &hose );
+}
+#endif /* CONFIG_PCI */
diff --git a/board/r2dplus/u-boot.lds b/board/r2dplus/u-boot.lds
new file mode 100644
index 0000000..96d8d81
--- /dev/null
+++ b/board/r2dplus/u-boot.lds
@@ -0,0 +1,105 @@
+/*
+ * Copyrigth (c) 2007,2008
+ * Nobuhiro Iwamatsu <iwamatsu(a)nigauri.org>
+ *
+ * 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
+ */
+
+OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
+OUTPUT_ARCH(sh)
+ENTRY(_start)
+
+SECTIONS
+{
+ /*
+ Base address of internal SDRAM is 0x0C000000.
+ Although size of SDRAM can be either 16 or 32 MBytes,
+ we assume 16 MBytes (ie ignore upper half if the full
+ 32 MBytes is present).
+
+ NOTE: This address must match with the definition of
+ TEXT_BASE in config.mk (in this directory).
+
+ */
+ . = 0x0C000000 + (64*1024*1024) - (256*1024);
+
+ PROVIDE (reloc_dst = .);
+
+ PROVIDE (_ftext = .);
+ PROVIDE (_fcode = .);
+ PROVIDE (_start = .);
+
+ .text :
+ {
+ cpu/sh4/start.o (.text)
+ . = ALIGN(8192);
+ common/environment.o (.ppcenv)
+ . = ALIGN(8192);
+ common/environment.o (.ppcenvr)
+ . = ALIGN(8192);
+ *(.text)
+ . = ALIGN(4);
+ } =0xFF
+ PROVIDE (_ecode = .);
+ .rodata :
+ {
+ *(.rodata)
+ . = ALIGN(4);
+ }
+ PROVIDE (_etext = .);
+
+
+ PROVIDE (_fdata = .);
+ .data :
+ {
+ *(.data)
+ . = ALIGN(4);
+ }
+ PROVIDE (_edata = .);
+
+ PROVIDE (_fgot = .);
+ .got :
+ {
+ *(.got)
+ . = ALIGN(4);
+ }
+ PROVIDE (_egot = .);
+
+ PROVIDE (__u_boot_cmd_start = .);
+ .u_boot_cmd :
+ {
+ *(.u_boot_cmd)
+ . = ALIGN(4);
+ }
+ PROVIDE (__u_boot_cmd_end = .);
+
+ PROVIDE (reloc_dst_end = .);
+ /* _reloc_dst_end = .; */
+
+ PROVIDE (bss_start = .);
+ PROVIDE (__bss_start = .);
+ .bss :
+ {
+ *(.bss)
+ . = ALIGN(4);
+ }
+ PROVIDE (bss_end = .);
+
+ PROVIDE (_end = .);
+}
diff --git a/include/configs/r2dplus.h b/include/configs/r2dplus.h
new file mode 100644
index 0000000..2e56fe9
--- /dev/null
+++ b/include/configs/r2dplus.h
@@ -0,0 +1,150 @@
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#undef DEBUG
+
+#define CONFIG_SH 1
+#define CONFIG_SH4 1
+#define CONFIG_CPU_SH7751 1
+#define CONFIG_CPU_SH_TYPE_R 1
+#define CONFIG_R2DPLUS 1
+#define __LITTLE_ENDIAN__ 1
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_DFL
+#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_FLASH
+#define CONFIG_CMD_PCI
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_IDE
+#define CONFIG_CMD_EXT2
+#define CONFIG_DOS_PARTITION
+
+/* SCIF */
+#define CFG_SCIF_CONSOLE 1
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_CONS_SCIF1 1
+#define BOARD_LATE_INIT 1
+
+#define CONFIG_BOOTDELAY -1
+#define CONFIG_BOOTARGS "console=ttySC0,115200"
+#define CONFIG_ENV_OVERWRITE 1
+
+/* Network setting */
+#define CONFIG_NETMASK 255.0.0.0
+#define CONFIG_IPADDR 10.0.192.51
+#define CONFIG_SERVERIP 10.0.0.1
+#define CONFIG_GATEWAYIP 10.0.0.1
+
+/* SDRAM */
+#define CFG_SDRAM_BASE (0x8C000000)
+#define CFG_SDRAM_SIZE (0x04000000)
+
+#define CFG_LONGHELP
+#define CFG_PROMPT "=> "
+#define CFG_CBSIZE 256
+#define CFG_PBSIZE 256
+#define CFG_MAXARGS 16
+#define CFG_BARGSIZE 512
+/* List of legal baudrate settings for this board */
+#define CFG_BAUDRATE_TABLE { 115200, 57600, 38400, 19200, 9600 }
+
+#define CFG_MEMTEST_START (CFG_SDRAM_BASE)
+#define CFG_MEMTEST_END (TEXT_BASE - 0x100000)
+
+#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 32 * 1024 * 1024)
+/* Address of u-boot image in Flash */
+#define CFG_MONITOR_BASE (CFG_FLASH_BASE)
+#define CFG_MONITOR_LEN (128 * 1024)
+/* Size of DRAM reserved for malloc() use */
+#define CFG_MALLOC_LEN (256 * 1024)
+/* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_SIZE (256)
+#define CFG_BOOTMAPSZ (8 * 1024 * 1024)
+
+/*
+ * NOR Flash
+ */
+#define CFG_FLASH_CFI
+#define CFG_FLASH_CFI_DRIVER
+
+#if defined(CONFIG_R2DPLUS_OLD)
+#define CFG_FLASH_BASE (0xA0000000)
+#define CFG_MAX_FLASH_BANKS (1) /* Max number of
+ * Flash memory banks
+ */
+#define CFG_MAX_FLASH_SECT 142
+#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
+
+#else /* CONFIG_R2DPLUS_OLD */
+
+#define CFG_FLASH_BASE (0xA0000000)
+#define CFG_FLASH_CFI_WIDTH 0x04 /* 32bit */
+#define CFG_MAX_FLASH_BANKS (2)
+#define CFG_MAX_FLASH_SECT 270
+#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE,\
+ CFG_FLASH_BASE + 0x100000,\
+ CFG_FLASH_BASE + 0x400000,\
+ CFG_FLASH_BASE + 0x700000, }
+#endif /* CONFIG_R2DPLUS_OLD */
+
+#define CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE 0x20000
+#define CFG_ENV_SIZE (CFG_ENV_SECT_SIZE)
+#define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
+#define CFG_FLASH_ERASE_TOUT 120000
+#define CFG_FLASH_WRITE_TOUT 500
+
+/*
+ * SuperH Clock setting
+ */
+#define CONFIG_SYS_CLK_FREQ 60000000
+#define TMU_CLK_DIVIDER 4
+#define CFG_HZ (CONFIG_SYS_CLK_FREQ / TMU_CLK_DIVIDER)
+#define CFG_PLL_SETTLING_TIME 100/* in us */
+
+/*
+ * IDE support
+ */
+#define CONFIG_IDE_RESET 1
+#define CFG_PIO_MODE 1
+#define CFG_IDE_MAXBUS 1 /* IDE bus */
+#define CFG_IDE_MAXDEVICE 1
+#define CFG_ATA_BASE_ADDR 0xb4000000
+#define CFG_ATA_STRIDE 2 /* 1bit shift */
+#define CFG_ATA_DATA_OFFSET 0x1000 /* data reg offset */
+#define CFG_ATA_REG_OFFSET 0x1000 /* reg offset */
+#define CFG_ATA_ALT_OFFSET 0x800 /* alternate register offset */
+
+/*
+ * SuperH PCI Bridge Configration
+ */
+#define CONFIG_PCI
+#define CONFIG_SH4_PCI
+#define CONFIG_SH7751_PCI
+#define CONFIG_PCI_PNP
+#define CONFIG_PCI_SCAN_SHOW 1
+#define __io
+#define __mem_pci
+
+#define CONFIG_PCI_MEM_BUS 0xFD000000 /* Memory space base addr */
+#define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS
+#define CONFIG_PCI_MEM_SIZE 0x01000000 /* Size of Memory window */
+#define CONFIG_PCI_IO_BUS 0xFE240000 /* IO space base address */
+#define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS
+#define CONFIG_PCI_IO_SIZE 0x00040000 /* Size of IO window */
+
+/*
+ * Network device (RTL8139) support
+ */
+#define CONFIG_NET_MULTI
+#define CONFIG_RTL8139
+#define _IO_BASE 0x00000000
+#define KSEG1ADDR(x) (x)
+
+#endif /* __CONFIG_H */
--
1.5.4.4
