[PATCH] sh: Renesas Solutions AP325RXA board support
Nobuhiro Iwamatsu
iwamatsu at nigauri.org
Fri Aug 22 10:39:09 CEST 2008
AP325RXA is SH7723's reference board.
This has SCIF, NOR Flash, Ethernet, USB host, LCDC, SD Host, Camera and other.
In this patch, support SCIF, NOR Flash, and Ethernet.
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu.nobuhiro at renesas.com>
---
MAINTAINERS | 1 +
MAKEALL | 1 +
Makefile | 5 +
board/ap325rxa/Makefile | 51 +++++++++
board/ap325rxa/ap325rxa.c | 162 ++++++++++++++++++++++++++
board/ap325rxa/config.mk | 26 +++++
board/ap325rxa/cpld-ap325rxa.c | 206 ++++++++++++++++++++++++++++++++++
board/ap325rxa/lowlevel_init.S | 243 ++++++++++++++++++++++++++++++++++++++++
board/ap325rxa/u-boot.lds | 106 +++++++++++++++++
include/configs/ap325rxa.h | 177 +++++++++++++++++++++++++++++
10 files changed, 978 insertions(+), 0 deletions(-)
create mode 100644 board/ap325rxa/Makefile
create mode 100644 board/ap325rxa/ap325rxa.c
create mode 100644 board/ap325rxa/config.mk
create mode 100644 board/ap325rxa/cpld-ap325rxa.c
create mode 100644 board/ap325rxa/lowlevel_init.S
create mode 100644 board/ap325rxa/u-boot.lds
create mode 100644 include/configs/ap325rxa.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 323a3a6..0f2e33c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -739,6 +739,7 @@ Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
R7780MP SH7780
R2DPlus SH7751R
SH7763RDP SH7763
+ AP320A SH7723
Mark Jonas <mark.jonas at de.bosch.com>
diff --git a/MAKEALL b/MAKEALL
index ad68152..3fca1bb 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -748,6 +748,7 @@ LIST_sh4=" \
r7780mp \
r2dplus \
sh7763rdp \
+ ap325rxa \
"
LIST_sh=" \
diff --git a/Makefile b/Makefile
index 24700f9..1fa869e 100644
--- a/Makefile
+++ b/Makefile
@@ -3025,6 +3025,11 @@ sh7763rdp_config : unconfig
@echo "#define CONFIG_SH7763RDP 1" > $(obj)include/config.h
@./mkconfig -a $(@:_config=) sh sh4 sh7763rdp
+ap325rxa_config : unconfig
+ @mkdir -p $(obj)include
+ @echo "#define CONFIG_AP325RXA 1" > $(obj)include/config.h
+ @./mkconfig -a $(@:_config=) sh sh4 ap325rxa
+
#========================================================================
# SPARC
#========================================================================
diff --git a/board/ap325rxa/Makefile b/board/ap325rxa/Makefile
new file mode 100644
index 0000000..21f3e6e
--- /dev/null
+++ b/board/ap325rxa/Makefile
@@ -0,0 +1,51 @@
+#########################################################################
+#
+# Copyright (C) 2008 Renesas Solutions Corp.
+# Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro at renesas.com>
+#
+# board/ap325rxa/Makefile
+#
+# 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).a
+
+COBJS := ap325rxa.o cpld-ap325rxa.o
+SOBJS := lowlevel_init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/ap325rxa/ap325rxa.c b/board/ap325rxa/ap325rxa.c
new file mode 100644
index 0000000..cfa0261
--- /dev/null
+++ b/board/ap325rxa/ap325rxa.c
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2008 Renesas Solutions Corp.
+ * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro at renesas.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/io.h>
+#include <asm/processor.h>
+
+/* PRI control register */
+#define PRPRICR5 0xFF800048 /* LMB */
+#define PRPRICR5_D 0x2a
+
+/* FPGA control */
+#define FPGA_NAND_CTL 0xB410020C
+#define FPGA_NAND_RST 0x0008
+#define FPGA_NAND_INIT 0x0000
+#define FPGA_NAND_RST_WAIT 10000
+
+/* I/O port data */
+#define PACR_D 0x0000
+#define PBCR_D 0x0000
+#define PCCR_D 0x1000
+#define PDCR_D 0x0000
+#define PECR_D 0x0410
+#define PFCR_D 0xffff
+#define PGCR_D 0x0000
+#define PHCR_D 0x5011
+#define PJCR_D 0x4400
+#define PKCR_D 0x7c00
+#define PLCR_D 0x0000
+#define PMCR_D 0x0000
+#define PNCR_D 0x0000
+#define PQCR_D 0x0000
+#define PRCR_D 0x0000
+#define PSCR_D 0x0000
+#define PTCR_D 0x0010
+#define PUCR_D 0x0fff
+#define PVCR_D 0xffff
+#define PWCR_D 0x0000
+#define PXCR_D 0x7500
+#define PYCR_D 0x0000
+#define PZCR_D 0x5540
+
+/* Pin Function Controler data */
+#define PSELA_D 0x1410
+#define PSELB_D 0x0140
+#define PSELC_D 0x0000
+#define PSELD_D 0x0400
+
+/* I/O Buffer Hi-Z data */
+#define HIZCRA_D 0x0000
+#define HIZCRB_D 0x1000
+#define HIZCRC_D 0x0000
+#define HIZCRD_D 0x0000
+
+/* Module select reg data */
+#define MSELCRA_D 0x0014
+#define MSELCRB_D 0x0018
+
+/* Module Stop reg Data */
+#define MSTPCR2_D 0xFFD9F280
+
+/* CPLD loader */
+extern void init_cpld(void);
+
+int checkboard(void)
+{
+ puts("BOARD: AP325RXA\n");
+ return 0;
+}
+
+int board_init(void)
+{
+ /* Pin Function Controler Init */
+ outw(PSELA_D, PSELA);
+ outw(PSELB_D, PSELB);
+ outw(PSELC_D, PSELC);
+ outw(PSELD_D, PSELD);
+
+ /* I/O Buffer Hi-Z Init */
+ outw(HIZCRA_D, HIZCRA);
+ outw(HIZCRB_D, HIZCRB);
+ outw(HIZCRC_D, HIZCRC);
+ outw(HIZCRD_D, HIZCRD);
+
+ /* Module select reg Init */
+ outw(MSELCRA_D, MSELCRA);
+ outw(MSELCRB_D, MSELCRB);
+
+ /* Module Stop reg Init */
+ outl(MSTPCR2_D, MSTPCR2);
+
+ /* I/O ports */
+ outw(PACR_D, PACR);
+ outw(PBCR_D, PBCR);
+ outw(PCCR_D, PCCR);
+ outw(PDCR_D, PDCR);
+ outw(PECR_D, PECR);
+ outw(PFCR_D, PFCR);
+ outw(PGCR_D, PGCR);
+ outw(PHCR_D, PHCR);
+ outw(PJCR_D, PJCR);
+ outw(PKCR_D, PKCR);
+ outw(PLCR_D, PLCR);
+ outw(PMCR_D, PMCR);
+ outw(PNCR_D, PNCR);
+ outw(PQCR_D, PQCR);
+ outw(PRCR_D, PRCR);
+ outw(PSCR_D, PSCR);
+ outw(PTCR_D, PTCR);
+ outw(PUCR_D, PUCR);
+ outw(PVCR_D, PVCR);
+ outw(PWCR_D, PWCR);
+ outw(PXCR_D, PXCR);
+ outw(PYCR_D, PYCR);
+ outw(PZCR_D, PZCR);
+
+ /* PRI control register Init */
+ outl(PRPRICR5_D, PRPRICR5);
+
+ /* cpld init */
+ init_cpld();
+
+ 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;
+}
+
+void led_set_state(unsigned short value)
+{
+}
+
+void ide_set_reset(int idereset)
+{
+ outw(FPGA_NAND_RST, FPGA_NAND_CTL); /* NAND RESET */
+ udelay(FPGA_NAND_RST_WAIT);
+ outw(FPGA_NAND_INIT, FPGA_NAND_CTL);
+}
diff --git a/board/ap325rxa/config.mk b/board/ap325rxa/config.mk
new file mode 100644
index 0000000..b52a5e5
--- /dev/null
+++ b/board/ap325rxa/config.mk
@@ -0,0 +1,26 @@
+#
+# Copyright (C) 2007
+# Nobuhiro Iwamatsu <iwamatsu at 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
+
+#
+# TEXT_BASE refers to image _after_ relocation.
+#
+# NOTE: Must match value used in u-boot.lds (in this directory).
+#
+
+TEXT_BASE = 0x8FFC0000
diff --git a/board/ap325rxa/cpld-ap325rxa.c b/board/ap325rxa/cpld-ap325rxa.c
new file mode 100644
index 0000000..16fadcb
--- /dev/null
+++ b/board/ap325rxa/cpld-ap325rxa.c
@@ -0,0 +1,206 @@
+/***************************************************************
+ * Project:
+ * CPLD SlaveSerial Configuration via embedded microprocessor.
+ *
+ * Copyright info:
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it as you like.
+ *
+ * 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.
+ *
+ * Description:
+ *
+ * This is the main source file that will allow a microprocessor
+ * to configure Xilinx Virtex, Virtex-E, Virtex-EM, Virtex-II,
+ * and Spartan-II devices via the SlaveSerial Configuration Mode.
+ * This code is discussed in Xilinx Application Note, XAPP502.
+ *
+ * History:
+ * 3-October-2001 MN/MP - Created
+ * 20-August-2008 Renesas Solutions - Modified to SH7723
+ ****************************************************************/
+
+#include <common.h>
+
+/* Serial */
+#define SCIF_BASE 0xffe00000 /* SCIF0 */
+#define SCSMR (vu_short *)(SCIF_BASE + 0x00)
+#define SCBRR (vu_char *)(SCIF_BASE + 0x04)
+#define SCSCR (vu_short *)(SCIF_BASE + 0x08)
+#define SC_TDR (vu_char *)(SCIF_BASE + 0x0C)
+#define SC_SR (vu_short *)(SCIF_BASE + 0x10)
+#define SCFCR (vu_short *)(SCIF_BASE + 0x18)
+#define RFCR (vu_long *)0xFE400020
+
+#define SCSCR_INIT 0x0038
+#define SCSCR_CLR 0x0000
+#define SCFCR_INIT 0x0006
+#define SCSMR_INIT 0x0080
+#define RFCR_CLR 0xA400
+#define SCI_TD_E 0x0020
+#define SCI_TDRE_CLEAR 0x00df
+
+#define BPS_SETTING_VALUE 1 /* 12.5MHz */
+#define WAIT_RFCR_COUNTER 500
+
+/* CPLD data size */
+#define CPLD_DATA_SIZE 169216
+
+/* out */
+#define CPLD_PFC_ADR ((vu_short *)0xA4050112)
+
+#define CPLD_PROG_ADR ((vu_char *)0xA4050132)
+#define CPLD_PROG_DAT 0x80
+
+/* in */
+#define CPLD_INIT_ADR ((vu_char *)0xA4050132)
+#define CPLD_INIT_DAT 0x40
+#define CPLD_DONE_ADR ((vu_char *)0xA4050132)
+#define CPLD_DONE_DAT 0x20
+
+#define HIZCRB ((vu_short *)0xA405015A)
+
+/* data */
+#define CPLD_NOMAL_START 0xA0A80000
+#define CPLD_SAFE_START 0xA0AC0000
+#define MODE_SW (vu_char *)0xA405012A
+
+static void init_cpld_loader(void)
+{
+
+ *SCSCR = SCSCR_CLR;
+ *SCFCR = SCFCR_INIT;
+ *SCSMR = SCSMR_INIT;
+
+ *SCBRR = BPS_SETTING_VALUE;
+
+ *RFCR = RFCR_CLR; /* Refresh counter clear */
+
+ while (*RFCR < WAIT_RFCR_COUNTER)
+ ;
+
+ *SCFCR = 0x0; /* RTRG=00, TTRG=00 */
+ /* MCE=0,TFRST=0,RFRST=0,LOOP=0 */
+ *SCSCR = SCSCR_INIT;
+}
+
+static int check_write_ready(void)
+{
+ u16 status = *SC_SR;
+ return status & SCI_TD_E;
+}
+
+static void write_cpld_data(char ch)
+{
+ while (!check_write_ready())
+ ;
+
+ *SC_TDR = ch;
+ *SC_SR;
+ *SC_SR = SCI_TDRE_CLEAR;
+}
+
+static int delay(void)
+{
+ int i;
+ int c = 0;
+ for (i = 0; i < 200; i++) {
+ c = *(volatile int *)0xa0000000;
+ }
+ return c;
+}
+
+/***********************************************************************
+ *
+ * Function: slave_serial
+ *
+ * Description: Initiates SlaveSerial Configuration.
+ * Calls ShiftDataOut() to output serial data
+ *
+ ***********************************************************************/
+static void slave_serial(void)
+{
+ int i;
+ unsigned char *flash;
+
+ *CPLD_PROG_ADR |= CPLD_PROG_DAT; /* PROGRAM_OE HIGH */
+ delay();
+
+ /*
+ * Toggle Program Pin by Toggling Program_OE bit
+ * This is accomplished by writing to the Program Register in the CPLD
+ *
+ * NOTE: The Program_OE bit should be driven high to bring the Virtex
+ * Program Pin low. Likewise, it should be driven low
+ * to bring the Virtex Program Pin to High-Z
+ */
+
+ *CPLD_PROG_ADR &= ~CPLD_PROG_DAT; /* PROGRAM_OE LOW */
+ delay();
+
+ /*
+ * Bring Program High-Z
+ * (Drive Program_OE bit low to bring Virtex Program Pin to High-Z
+ */
+
+ /* Program_OE bit Low brings the Virtex Program Pin to High Z: */
+ *CPLD_PROG_ADR |= CPLD_PROG_DAT; /* PROGRAM_OE HIGH */
+
+ while ((*CPLD_INIT_ADR & CPLD_INIT_DAT) == 0)
+ delay();
+
+ /* Begin Slave-Serial Configuration */
+ flash = (unsigned char *)CPLD_NOMAL_START;
+
+ for (i = 0; i < CPLD_DATA_SIZE; i++)
+ write_cpld_data(*flash++);
+}
+
+/***********************************************************************
+ *
+ * Function: check_done_bit
+ *
+ * Description: This function takes monitors the CPLD Input Register
+ * by checking the status of the DONE bit in that Register.
+ * By doing so, it monitors the Xilinx Virtex device's DONE
+ * Pin to see if configuration bitstream has been properly
+ * loaded
+ *
+ ***********************************************************************/
+static void check_done_bit(void)
+{
+ while (!(*CPLD_DONE_ADR & CPLD_DONE_DAT))
+ ;
+}
+
+/***********************************************************************
+ *
+ * Function: init_cpld
+ *
+ * Description: Begins Slave Serial configuration of Xilinx FPGA
+ *
+ ***********************************************************************/
+void init_cpld(void)
+{
+ /* Init serial device */
+ init_cpld_loader();
+
+ if (*CPLD_DONE_ADR & CPLD_DONE_DAT) /* Already DONE */
+ return;
+
+ *HIZCRB = 0x0000;
+ *CPLD_PFC_ADR = 0x7c00; /* FPGA PROG = OUTPUT */
+
+ /* write CPLD data from NOR flash to device */
+ slave_serial();
+
+ /*
+ * Monitor the DONE bit in the CPLD Input Register to see if
+ * configuration successful
+ */
+
+ check_done_bit();
+}
diff --git a/board/ap325rxa/lowlevel_init.S b/board/ap325rxa/lowlevel_init.S
new file mode 100644
index 0000000..4f66588
--- /dev/null
+++ b/board/ap325rxa/lowlevel_init.S
@@ -0,0 +1,243 @@
+/*
+ * Copyright (C) 2008 Renesas Solutions Corp.
+ * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro at renesas.com>
+ *
+ * board/ap325rxa/lowlevel_init.S
+ *
+ * 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 <config.h>
+#include <version.h>
+#include <asm/processor.h>
+
+/*
+ * Board specific low level init code, called _very_ early in the
+ * startup sequence. Relocation to SDRAM has not happened yet, no
+ * stack is available, bss section has not been initialised, etc.
+ *
+ * (Note: As no stack is available, no subroutines can be called...).
+ */
+
+ .global lowlevel_init
+
+ .text
+ .align 2
+
+lowlevel_init:
+ mov.l DRVCRA_A, r1
+ mov.l DRVCRA_D, r0
+ mov.w r0, @r1
+
+ mov.l DRVCRB_A, r1
+ mov.l DRVCRB_D, r0
+ mov.w r0, @r1
+
+ mov.l RWTCSR_A, r1
+ mov.l RWTCSR_D1, r0
+ mov.w r0, @r1
+
+ mov.l RWTCNT_A, r1
+ mov.l RWTCNT_D, r0
+ mov.w r0, @r1
+
+ mov.l RWTCSR_A, r1
+ mov.l RWTCSR_D2, r0
+ mov.w r0, @r1
+
+ mov.l FRQCR_A, r1
+ mov.l FRQCR_D, r0
+ mov.l r0, @r1
+
+ mov.l CMNCR_A, r1
+ mov.l CMNCR_D, r0
+ mov.l r0, @r1
+
+ mov.l CS0BCR_A ,r1
+ mov.l CS0BCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS4BCR_A ,r1
+ mov.l CS4BCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS5ABCR_A ,r1
+ mov.l CS5ABCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS5BBCR_A ,r1
+ mov.l CS5BBCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS6ABCR_A ,r1
+ mov.l CS6ABCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS6BBCR_A ,r1
+ mov.l CS6BBCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS0WCR_A ,r1
+ mov.l CS0WCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS4WCR_A ,r1
+ mov.l CS4WCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS5AWCR_A ,r1
+ mov.l CS5AWCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS5BWCR_A ,r1
+ mov.l CS5BWCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS6AWCR_A ,r1
+ mov.l CS6AWCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l CS6BWCR_A ,r1
+ mov.l CS6BWCR_D ,r0
+ mov.l r0, @r1
+
+ mov.l SBSC_SDCR_A, r1
+ mov.l SBSC_SDCR_D1, r0
+ mov.l r0, @r1
+
+ mov.l SBSC_SDWCR_A, r1
+ mov.l SBSC_SDWCR_D, r0
+ mov.l r0, @r1
+
+ mov.l SBSC_SDPCR_A, r1
+ mov.l SBSC_SDPCR_D, r0
+ mov.l r0, @r1
+
+ mov.l SBSC_RTCSR_A, r1
+ mov.l SBSC_RTCSR_D, r0
+ mov.l r0, @r1
+
+ mov.l SBSC_RTCNT_A, r1
+ mov.l SBSC_RTCNT_D, r0
+ mov.l r0, @r1
+
+ mov.l SBSC_RTCOR_A, r1
+ mov.l SBSC_RTCOR_D, r0
+ mov.l r0, @r1
+
+ mov.l SBSC_SDMR3_A1, r1
+ mov.l SBSC_SDMR3_D, r0
+ mov.b r0, @r1
+
+ mov.l SBSC_SDMR3_A2, r1
+ mov.l SBSC_SDMR3_D, r0
+ mov.b r0, @r1
+
+ mov.l SLEEP_CNT, r1
+2: tst r1, r1
+ nop
+ bf/s 2b
+ dt r1
+
+ mov.l SBSC_SDMR3_A3, r1
+ mov.l SBSC_SDMR3_D, r0
+ mov.b r0, @r1
+
+ mov.l SBSC_SDCR_A, r1
+ mov.l SBSC_SDCR_D2, r0
+ mov.l r0, @r1
+
+ mov.l CCR_A, r1
+ mov.l CCR_D, r0
+ mov.l r0, @r1
+
+ ! BL bit off (init = ON) (?!?)
+
+ stc sr, r0 ! BL bit off(init=ON)
+ mov.l SR_MASK_D, r1
+ and r1, r0
+ ldc r0, sr
+
+ rts
+ mov #0, r0
+
+ .align 2
+
+DRVCRA_A: .long DRVCRA
+DRVCRB_A: .long DRVCRB
+DRVCRA_D: .long 0x4555
+DRVCRB_D: .long 0x0005
+
+RWTCSR_A: .long RWTCSR
+RWTCNT_A: .long RWTCNT
+FRQCR_A: .long FRQCR
+RWTCSR_D1: .long 0xa507
+RWTCSR_D2: .long 0xa504
+RWTCNT_D: .long 0x5a00
+FRQCR_D: .long 0x0b04474a
+
+SBSC_SDCR_A: .long SBSC_SDCR
+SBSC_SDWCR_A: .long SBSC_SDWCR
+SBSC_SDPCR_A: .long SBSC_SDPCR
+SBSC_RTCSR_A: .long SBSC_RTCSR
+SBSC_RTCNT_A: .long SBSC_RTCNT
+SBSC_RTCOR_A: .long SBSC_RTCOR
+SBSC_SDMR3_A1: .long 0xfe510000
+SBSC_SDMR3_A2: .long 0xfe500242
+SBSC_SDMR3_A3: .long 0xfe5c0042
+
+SBSC_SDCR_D1: .long 0x92810112
+SBSC_SDCR_D2: .long 0x92810912
+SBSC_SDWCR_D: .long 0x05162482
+SBSC_SDPCR_D: .long 0x00300087
+SBSC_RTCSR_D: .long 0xa55a0212
+SBSC_RTCNT_D: .long 0xa55a0000
+SBSC_RTCOR_D: .long 0xa55a0040
+SBSC_SDMR3_D: .long 0x00
+
+CMNCR_A: .long CMNCR
+CS0BCR_A: .long CS0BCR
+CS4BCR_A: .long CS4BCR
+CS5ABCR_A: .long CS5ABCR
+CS5BBCR_A: .long CS5BBCR
+CS6ABCR_A: .long CS6ABCR
+CS6BBCR_A: .long CS6BBCR
+CS0WCR_A: .long CS0WCR
+CS4WCR_A: .long CS4WCR
+CS5AWCR_A: .long CS5AWCR
+CS5BWCR_A: .long CS5BWCR
+CS6AWCR_A: .long CS6AWCR
+CS6BWCR_A: .long CS6BWCR
+
+CMNCR_D: .long 0x00000013
+CS0BCR_D: .long 0x24920400
+CS4BCR_D: .long 0x24920400
+CS5ABCR_D: .long 0x24920400
+CS5BBCR_D: .long 0x7fff0600
+CS6ABCR_D: .long 0x24920400
+CS6BBCR_D: .long 0x24920600
+CS0WCR_D: .long 0x00000480
+CS4WCR_D: .long 0x00000480
+CS5AWCR_D: .long 0x00000380
+CS5BWCR_D: .long 0x00000600
+CS6AWCR_D: .long 0x00000300
+CS6BWCR_D: .long 0x00000540
+
+CCR_A: .long 0xff00001c
+CCR_D: .long 0x0000090d
+
+SLEEP_CNT: .long 0x00000800
+SR_MASK_D: .long 0xEFFFFF0F
diff --git a/board/ap325rxa/u-boot.lds b/board/ap325rxa/u-boot.lds
new file mode 100644
index 0000000..a670374
--- /dev/null
+++ b/board/ap325rxa/u-boot.lds
@@ -0,0 +1,106 @@
+/*
+ * Copyrigth (c) 2007
+ * Nobuhiro Iwamatsu <iwamatsu at 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 0x88000000.
+ 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).
+
+ */
+ . = 0x88000000 + (128*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/ap325rxa.h b/include/configs/ap325rxa.h
new file mode 100644
index 0000000..e8396f3
--- /dev/null
+++ b/include/configs/ap325rxa.h
@@ -0,0 +1,177 @@
+/*
+ * Configuation settings for the Renesas Solutions AP-325RXA board
+ *
+ * Copyright (C) 2008 Renesas Solutions Corp.
+ * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro at renesas.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 __AP325RXA_H
+#define __AP325RXA_H
+
+#undef DEBUG
+#define CONFIG_SH 1
+#define CONFIG_SH4 1
+#define CONFIG_CPU_SH7723 1
+#define CONFIG_AP325RXA 1
+
+#define CONFIG_CMD_LOADB
+#define CONFIG_CMD_LOADS
+#define CONFIG_CMD_FLASH
+#define CONFIG_CMD_MEMORY
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_SDRAM
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_IDE
+#define CONFIG_CMD_EXT2
+#define CONFIG_DOS_PARTITION
+
+#define CONFIG_BAUDRATE 38400
+#define CONFIG_BOOTDELAY 3
+#define CONFIG_BOOTARGS "console=ttySC2,38400"
+
+#define CONFIG_VERSION_VARIABLE
+#undef CONFIG_SHOW_BOOT_PROGRESS
+
+/* SMC9118 */
+#define CONFIG_DRIVER_SMC911X 1
+#define CONFIG_DRIVER_SMC911X_32_BIT 1
+#define CONFIG_DRIVER_SMC911X_BASE 0xB6080000
+
+/* MEMORY */
+#define AP325RXA_SDRAM_BASE (0x8C000000)
+#define AP325RXA_FLASH_BASE_1 (0xA0000000)
+#define AP325RXA_FLASH_BANK_SIZE (128 * 1024 * 1024)
+
+/* undef to save memory */
+#define CFG_LONGHELP
+/* Monitor Command Prompt */
+#define CFG_PROMPT "=> "
+/* Buffer size for input from the Console */
+#define CFG_CBSIZE 256
+/* Buffer size for Console output */
+#define CFG_PBSIZE 256
+/* max args accepted for monitor commands */
+#define CFG_MAXARGS 16
+/* Buffer size for Boot Arguments passed to kernel */
+#define CFG_BARGSIZE 512
+/* List of legal baudrate settings for this board */
+#define CFG_BAUDRATE_TABLE { 38400 }
+
+/* SCIF */
+#define CONFIG_SCIF_CONSOLE 1
+#define CONFIG_SCIF_A 1 /* SH7723 has SCIF and SCIFA */
+#define CONFIG_CONS_SCIF5 1
+
+/* Suppress display of console information at boot */
+#undef CFG_CONSOLE_INFO_QUIET
+#undef CFG_CONSOLE_OVERWRITE_ROUTINE
+#undef CFG_CONSOLE_ENV_OVERWRITE
+
+#define CFG_MEMTEST_START (AP325RXA_SDRAM_BASE)
+#define CFG_MEMTEST_END (CFG_MEMTEST_START + (60 * 1024 * 1024))
+
+/* Enable alternate, more extensive, memory test */
+#undef CFG_ALT_MEMTEST
+/* Scratch address used by the alternate memory test */
+#undef CFG_MEMTEST_SCRATCH
+
+/* Enable temporary baudrate change while serial download */
+#undef CFG_LOADS_BAUD_CHANGE
+
+#define CFG_SDRAM_BASE (AP325RXA_SDRAM_BASE)
+/* maybe more, but if so u-boot doesn't know about it... */
+#define CFG_SDRAM_SIZE (128 * 1024 * 1024)
+/* default load address for scripts ?!? */
+#define CFG_LOAD_ADDR (CFG_SDRAM_BASE + 16 * 1024 * 1024)
+
+/* Address of u-boot image in Flash (NOT run time address in SDRAM) ?!? */
+#define CFG_MONITOR_BASE (AP325RXA_FLASH_BASE_1)
+/* Monitor size */
+#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)
+
+/* FLASH */
+#define CONFIG_FLASH_CFI_DRIVER 1
+#define CFG_FLASH_CFI
+#define CFG_FLASH_CFI_DRIVER
+#undef CFG_FLASH_QUIET_TEST
+/* print 'E' for empty sector on flinfo */
+#define CFG_FLASH_EMPTY_INFO
+/* Physical start address of Flash memory */
+#define CFG_FLASH_BASE (AP325RXA_FLASH_BASE_1)
+/* Max number of sectors on each Flash chip */
+#define CFG_MAX_FLASH_SECT 512
+
+/*
+ * 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 0xB4180000
+#define CFG_ATA_STRIDE 2 /* 1bit shift */
+#define CFG_ATA_DATA_OFFSET 0x200 /* data reg offset */
+#define CFG_ATA_REG_OFFSET 0x200 /* reg offset */
+#define CFG_ATA_ALT_OFFSET 0x210 /* alternate register offset */
+
+/* if you use all NOR Flash , you change dip-switch. Please see Manual. */
+#define CFG_MAX_FLASH_BANKS 1
+#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE + (0 * AP325RXA_FLASH_BANK_SIZE)}
+
+/* Timeout for Flash erase operations (in ms) */
+#define CFG_FLASH_ERASE_TOUT (3 * 1000)
+/* Timeout for Flash write operations (in ms) */
+#define CFG_FLASH_WRITE_TOUT (3 * 1000)
+/* Timeout for Flash set sector lock bit operations (in ms) */
+#define CFG_FLASH_LOCK_TOUT (3 * 1000)
+/* Timeout for Flash clear lock bit operations (in ms) */
+#define CFG_FLASH_UNLOCK_TOUT (3 * 1000)
+
+/*
+ * Use hardware flash sectors protection instead
+ * of U-Boot software protection
+ */
+#undef CFG_FLASH_PROTECTION
+#undef CFG_DIRECT_FLASH_TFTP
+
+/* ENV setting */
+#define CFG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_OVERWRITE 1
+#define CFG_ENV_SECT_SIZE (128 * 1024)
+#define CFG_ENV_SIZE (CFG_ENV_SECT_SIZE)
+#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN)
+/* Offset of env Flash sector relative to CFG_FLASH_BASE */
+#define CFG_ENV_OFFSET (CFG_ENV_ADDR - CFG_FLASH_BASE)
+#define CFG_ENV_SIZE_REDUND (CFG_ENV_SECT_SIZE)
+
+/* Board Clock */
+#define CONFIG_SYS_CLK_FREQ 33333333
+#define TMU_CLK_DIVIDER (4) /* 4 (default), 16, 64, 256 or 1024 */
+#define CFG_HZ (CONFIG_SYS_CLK_FREQ / TMU_CLK_DIVIDER)
+
+#endif /* __AP325RXA_H */
--
1.5.6.3
More information about the U-Boot
mailing list