[U-Boot-Users] [PATCH 6/7] Phytec Phycore-i.MX31 support
Guennadi Liakhovetski
lg at denx.de
Wed Mar 26 15:01:11 CET 2008
From: Sascha Hauer <s.hauer at pengutronix.de>
This patch adds support for the Phytec Phycore-i.MX31 board
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
Signed-off-by: Guennadi Liakhovetski <lg at denx.de>
---
MAKEALL | 1 +
Makefile | 3 +
board/imx31_phycore/Makefile | 51 ++++++
board/{imx31_litekit => imx31_phycore}/config.mk | 0
board/imx31_phycore/imx31_phycore.c | 74 +++++++++
board/imx31_phycore/lowlevel_init.S | 104 ++++++++++++
board/{imx31_litekit => imx31_phycore}/u-boot.lds | 0
include/configs/imx31_phycore.h | 178 +++++++++++++++++++++
8 files changed, 411 insertions(+), 0 deletions(-)
create mode 100644 board/imx31_phycore/Makefile
copy board/{imx31_litekit => imx31_phycore}/config.mk (100%)
create mode 100644 board/imx31_phycore/imx31_phycore.c
create mode 100644 board/imx31_phycore/lowlevel_init.S
copy board/{imx31_litekit => imx31_phycore}/u-boot.lds (100%)
create mode 100644 include/configs/imx31_phycore.h
diff --git a/MAKEALL b/MAKEALL
index 5bc2a12..0ca866f 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -503,6 +503,7 @@ LIST_ARM11=" \
omap2420h4 \
apollon \
imx31_litekit \
+ imx31_phycore \
"
#########################################################################
diff --git a/Makefile b/Makefile
index 62306a4..b3cbb20 100644
--- a/Makefile
+++ b/Makefile
@@ -2598,6 +2598,9 @@ apollon_config : unconfig
imx31_litekit_config : unconfig
@$(MKCONFIG) $(@:_config=) arm arm1136 imx31_litekit NULL mx31
+imx31_phycore_config : unconfig
+ @$(MKCONFIG) $(@:_config=) arm arm1136 imx31_phycore NULL mx31
+
#========================================================================
# i386
#========================================================================
diff --git a/board/imx31_phycore/Makefile b/board/imx31_phycore/Makefile
new file mode 100644
index 0000000..cb0e8e8
--- /dev/null
+++ b/board/imx31_phycore/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# 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).a
+
+COBJS := imx31_phycore.o
+SOBJS := lowlevel_init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/imx31_litekit/config.mk b/board/imx31_phycore/config.mk
similarity index 100%
copy from board/imx31_litekit/config.mk
copy to board/imx31_phycore/config.mk
diff --git a/board/imx31_phycore/imx31_phycore.c b/board/imx31_phycore/imx31_phycore.c
new file mode 100644
index 0000000..0d95b63
--- /dev/null
+++ b/board/imx31_phycore/imx31_phycore.c
@@ -0,0 +1,74 @@
+/*
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer at pengutronix.de>
+ *
+ * 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 <asm/arch/mx31.h>
+#include <asm/arch/mx31-regs.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init (void)
+{
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ return 0;
+}
+
+int board_init (void)
+{
+ __REG(CSCR_U(0)) = 0x0000cf03; /* CS0: Nor Flash */
+ __REG(CSCR_L(0)) = 0x10000d03;
+ __REG(CSCR_A(0)) = 0x00720900;
+
+ __REG(CSCR_U(1)) = 0x0000df06; /* CS1: Network Controller */
+ __REG(CSCR_L(1)) = 0x444a4541;
+ __REG(CSCR_A(1)) = 0x44443302;
+
+ __REG(CSCR_U(4)) = 0x0000d843; /* CS4: SRAM */
+ __REG(CSCR_L(4)) = 0x22252521;
+ __REG(CSCR_A(4)) = 0x22220a00;
+
+ /* setup pins for UART1 */
+ mx31_gpio_mux(MUX_RXD1__UART1_RXD_MUX);
+ mx31_gpio_mux(MUX_TXD1__UART1_TXD_MUX);
+ mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
+ mx31_gpio_mux(MUX_RTS1__UART1_CTS_B);
+
+ /* setup pins for I2C2 (for EEPROM, RTC) */
+ mx31_gpio_mux(MUX_CSPI2_MOSI__I2C2_SCL);
+ mx31_gpio_mux(MUX_CSPI2_MISO__I2C2_SCL);
+
+ gd->bd->bi_arch_number = 447; /* board id for linux */
+ gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */
+
+ return 0;
+}
+
+int checkboard (void)
+{
+ printf("Board: Phytec phyCore i.MX31\n");
+ return 0;
+}
+
diff --git a/board/imx31_phycore/lowlevel_init.S b/board/imx31_phycore/lowlevel_init.S
new file mode 100644
index 0000000..4895b6a
--- /dev/null
+++ b/board/imx31_phycore/lowlevel_init.S
@@ -0,0 +1,104 @@
+/*
+ *
+ * (c) 2007 Pengutronix, Sascha Hauer <s.hauer at pengutronix.de>
+ *
+ * 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 <asm/arch/mx31-regs.h>
+
+.macro REG reg, val
+ ldr r2, =\reg
+ ldr r3, =\val
+ str r3, [r2]
+.endm
+
+.macro REG8 reg, val
+ ldr r2, =\reg
+ ldr r3, =\val
+ strb r3, [r2]
+.endm
+
+.macro DELAY loops
+ ldr r2, =\loops
+1:
+ subs r2, r2, #1
+ nop
+ bcs 1b
+.endm
+
+.globl lowlevel_init
+lowlevel_init:
+
+ REG IPU_CONF, IPU_CONF_DI_EN
+ REG CCM_CCMR, 0x074B0BF5
+
+ DELAY 0x40000
+
+ REG CCM_CCMR, 0x074B0BF5 | CCMR_MPE
+ REG CCM_CCMR, (0x074B0BF5 | CCMR_MPE) & ~CCMR_MDS
+
+ REG CCM_PDR0, PDR0_CSI_PODF(0xff1) | PDR0_PER_PODF(7) | PDR0_HSP_PODF(3) | PDR0_NFC_PODF(5) | PDR0_IPG_PODF(1) | PDR0_MAX_PODF(3) | PDR0_MCU_PODF(0)
+
+ REG CCM_MPCTL, PLL_PD(0) | PLL_MFD(0xe) | PLL_MFI(9) | PLL_MFN(0xd)
+
+ REG CCM_SPCTL, PLL_PD(1) | PLL_MFD(0x43) | PLL_MFI(12) | PLL_MFN(1)
+
+ REG 0x43FAC26C, 0 /* SDCLK */
+ REG 0x43FAC270, 0 /* CAS */
+ REG 0x43FAC274, 0 /* RAS */
+ REG 0x43FAC27C, 0x1000 /* CS2 CSD0) */
+ REG 0x43FAC284, 0 /* DQM3 */
+ REG 0x43FAC288, 0 /* DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 0x288..0x2DC) */
+ REG 0x43FAC28C, 0
+ REG 0x43FAC290, 0
+ REG 0x43FAC294, 0
+ REG 0x43FAC298, 0
+ REG 0x43FAC29C, 0
+ REG 0x43FAC2A0, 0
+ REG 0x43FAC2A4, 0
+ REG 0x43FAC2A8, 0
+ REG 0x43FAC2AC, 0
+ REG 0x43FAC2B0, 0
+ REG 0x43FAC2B4, 0
+ REG 0x43FAC2B8, 0
+ REG 0x43FAC2BC, 0
+ REG 0x43FAC2C0, 0
+ REG 0x43FAC2C4, 0
+ REG 0x43FAC2C8, 0
+ REG 0x43FAC2CC, 0
+ REG 0x43FAC2D0, 0
+ REG 0x43FAC2D4, 0
+ REG 0x43FAC2D8, 0
+ REG 0x43FAC2DC, 0
+ REG 0xB8001010, 0x00000004
+ REG 0xB8001004, 0x006ac73a
+ REG 0xB8001000, 0x92100000
+ REG 0x80000f00, 0x12344321
+ REG 0xB8001000, 0xa2100000
+ REG 0x80000000, 0x12344321
+ REG 0x80000000, 0x12344321
+ REG 0xB8001000, 0xb2100000
+ REG8 0x80000033, 0xda
+ REG8 0x81000000, 0xff
+ REG 0xB8001000, 0x82226080
+ REG 0x80000000, 0xDEADBEEF
+ REG 0xB8001010, 0x0000000c
+
+ mov pc, lr
diff --git a/board/imx31_litekit/u-boot.lds b/board/imx31_phycore/u-boot.lds
similarity index 100%
copy from board/imx31_litekit/u-boot.lds
copy to board/imx31_phycore/u-boot.lds
diff --git a/include/configs/imx31_phycore.h b/include/configs/imx31_phycore.h
new file mode 100644
index 0000000..f4c78f0
--- /dev/null
+++ b/include/configs/imx31_phycore.h
@@ -0,0 +1,178 @@
+/*
+ * (C) Copyright 2004
+ * Texas Instruments.
+ * Richard Woodruff <r-woodruff2 at ti.com>
+ * Kshitij Gupta <kshitij at ti.com>
+ *
+ * Configuration settings for the 242x TI H4 board.
+ *
+ * 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
+
+ /* High Level Configuration Options */
+#define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */
+#define CONFIG_MX31 1 /* in a mx31 */
+#define CONFIG_MX31_HCLK_FREQ 26000000
+#define CONFIG_MX31_CLK32 32000
+
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+
+#define CONFIG_FIT 1
+#define CONFIG_FIT_VERBOSE 1
+
+#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
+/* run out of RAM for now */
+//#define CONFIG_SKIP_RELOCATE_UBOOT 1
+//#define CONFIG_SKIP_LOWLEVEL_INIT 1
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128 * 1024)
+#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
+
+/*
+ * Hardware drivers
+ */
+
+#define CONFIG_HARD_I2C 1
+#define CONFIG_I2C_MXC 1
+#define CFG_I2C_MX31_PORT2 1
+#define CFG_I2C_SPEED 100000
+#define CFG_I2C_SLAVE 0xfe
+
+#define CONFIG_MX31_UART 1
+#define CFG_MX31_UART1 1
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_CONS_INDEX 1
+#define CONFIG_BAUDRATE 115200
+#define CFG_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200}
+
+/***********************************************************
+ * Command definition
+ ***********************************************************/
+
+#include <config_cmd_default.h>
+
+#define CFG_CMD_PING
+#define CFG_CMD_EEPROM
+#define CFG_CMD_I2C
+
+#define CONFIG_BOOTDELAY 3
+
+#define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:128k(uboot)ro,1536k(kernel),-(root)"
+
+#define CONFIG_NETMASK 255.255.255.0
+#define CONFIG_IPADDR 192.168.23.168
+#define CONFIG_SERVERIP 192.168.23.2
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "bootargs_base=setenv bootargs console=ttySMX0,115200\0" \
+ "bootargs_nfs=setenv bootargs $(bootargs) root=/dev/nfs ip=dhcp nfsroot=$(serverip):$(nfsrootfs),v3,tcp\0" \
+ "bootargs_flash=setenv bootargs $(bootargs) root=/dev/mtdblock2 rootfstype=jffs2" \
+ "bootargs_mtd=setenv bootargs $(bootargs) $(mtdparts)" \
+ "bootcmd=run bootcmd_net\0" \
+ "bootcmd_net=run bootargs_base bootargs_mtd bootargs_nfs; tftpboot 0x80000000 $(uimage); bootm\0" \
+ "bootcmd_flash=run bootargs_base bootargs_mtd bootargs_flash; bootm 0x80000000\0" \
+ "unlock=yes\0" \
+ "mtdparts=" MTDPARTS_DEFAULT "\0" \
+ "prg_uboot=tftpboot 0x80000000 $(uboot); protect off 0xa0000000 +0x20000; erase 0xa0000000 +0x20000; cp.b 0x80000000 0xa0000000 $(filesize)\0" \
+ "prg_kernel=tftpboot 0x80000000 $(uimage); erase 0xa0040000 +0x180000; cp.b 0x80000000 0xa0040000 $(filesize)\0" \
+ "prg_jffs2=tftpboot 0x80000000 $(jffs2); erase 0xa01c0000 0xa1ffffff; cp.b 0x80000000 0xa01c0000 $(filesize)\0"
+
+
+#define CONFIG_DRIVER_SMC911X 1
+#define CONFIG_DRIVER_SMC911X_BASE 0xa8000000
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "uboot> "
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+/* Print Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16)
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+
+#define CFG_MEMTEST_START 0 /* memtest works on */
+#define CFG_MEMTEST_END 0x10000
+
+#define CFG_LOAD_ADDR 0 /* default load address */
+
+#define CFG_HZ 32000
+
+#define CONFIG_CMDLINE_EDITING 1
+
+/*-----------------------------------------------------------------------
+ * Stack sizes
+ *
+ * The stack sizes are set up in start.S using the settings below
+ */
+#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */
+
+/*-----------------------------------------------------------------------
+ * Physical Memory Map
+ */
+#define CONFIG_NR_DRAM_BANKS 1
+#define PHYS_SDRAM_1 0x80000000
+#define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024)
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+#define CFG_FLASH_BASE 0xa0000000
+#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 259 /* max number of sectors on one chip */
+#define CFG_MONITOR_BASE CFG_FLASH_BASE /* Monitor at beginning of flash */
+
+#define CFG_ENV_IS_IN_EEPROM 1
+#define CFG_ENV_OFFSET 0x00 /* environment starts here */
+#define CFG_ENV_SIZE 4096
+#define CFG_I2C_EEPROM_ADDR 0x52
+#define CFG_EEPROM_PAGE_WRITE_BITS 5 /* 5 bits = 32 octets */
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* between stop and start */
+#define CFG_I2C_EEPROM_ADDR_LEN 2 /* length of byte address */
+
+/*-----------------------------------------------------------------------
+ * CFI FLASH driver setup
+ */
+#define CFG_FLASH_CFI 1 /* Flash memory is CFI compliant */
+#define CFG_FLASH_CFI_DRIVER 1 /* Use drivers/cfi_flash.c */
+#define CFG_FLASH_USE_BUFFER_WRITE 1 /* Use buffered writes (~10x faster) */
+#define CFG_FLASH_PROTECTION 1 /* Use hardware sector protection */
+
+/* timeout values are in ticks */
+#define CFG_FLASH_ERASE_TOUT (100*CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT (100*CFG_HZ) /* Timeout for Flash Write */
+
+/*
+ * JFFS2 partitions
+ */
+#undef CONFIG_JFFS2_CMDLINE
+#define CONFIG_JFFS2_DEV "nor0"
+
+#endif /* __CONFIG_H */
--
1.5.4
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