[U-Boot-Users] [PATCH] DM644x: (2nd try) This adds support for theProdrivePMDRA board, based on a DM6441

Pieter Voorthuijsen pieter.voorthuijsen at Prodrive.nl
Tue Mar 25 10:28:49 CET 2008


 Signed-off-by: Pieter Voorthuijsen <pv at prodrive.nl>
---
 Makefile                          |    3 +
 board/prodrive/pmdra/Makefile     |   52 ++++++++++
 board/prodrive/pmdra/board_init.S |   30 ++++++
 board/prodrive/pmdra/config.mk    |   39 ++++++++
 board/prodrive/pmdra/pmdra.c      |  190 +++++++++++++++++++++++++++++++++++++
 board/prodrive/pmdra/u-boot.lds   |   52 ++++++++++
 include/configs/pmdra.h           |  184 +++++++++++++++++++++++++++++++++++
 7 files changed, 550 insertions(+), 0 deletions(-)
 create mode 100644 board/prodrive/pmdra/Makefile
 create mode 100644 board/prodrive/pmdra/board_init.S
 create mode 100644 board/prodrive/pmdra/config.mk
 create mode 100644 board/prodrive/pmdra/pmdra.c
 create mode 100644 board/prodrive/pmdra/u-boot.lds
 create mode 100644 include/configs/pmdra.h

diff --git a/Makefile b/Makefile
index 4fde699..77f3d24 100644
--- a/Makefile
+++ b/Makefile
@@ -2375,6 +2375,9 @@ davinci_schmoogie_config :	unconfig
 davinci_sonata_config :	unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm926ejs sonata davinci davinci
 
+pmdra_config	:	unconfig
+	@$(MKCONFIG) $(@:_config=) arm arm926ejs pmdra prodrive davinci
+
 omap1610inn_config \
 omap1610inn_cs0boot_config \
 omap1610inn_cs3boot_config \
diff --git a/board/prodrive/pmdra/Makefile b/board/prodrive/pmdra/Makefile
new file mode 100644
index 0000000..918c7b0
--- /dev/null
+++ b/board/prodrive/pmdra/Makefile
@@ -0,0 +1,52 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+#
+# Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
+#
+# 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	:= pmdra.o
+SOBJS	:= board_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
+
+#########################################################################
+# This is for $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/prodrive/pmdra/board_init.S b/board/prodrive/pmdra/board_init.S
new file mode 100644
index 0000000..0a8ee01
--- /dev/null
+++ b/board/prodrive/pmdra/board_init.S
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2008 Prodrive B.V.
+ *
+ * Board-specific low level initialization code. Called at the very end
+ * of cpu/arm926ejs/davinci/lowlevel_init.S. Just returns if there is no
+ * initialization required.
+ *
+ * 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>
+
+.globl	dv_board_init
+dv_board_init:
+
+	mov	pc, lr
+
diff --git a/board/prodrive/pmdra/config.mk b/board/prodrive/pmdra/config.mk
new file mode 100644
index 0000000..aa89d0e
--- /dev/null
+++ b/board/prodrive/pmdra/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 2002
+# Gary Jennejohn, DENX Software Engineering, <gj at denx.de>
+# David Mueller, ELSOFT AG, <d.mueller at elsoft.ch>
+#
+# (C) Copyright 2003
+# Texas Instruments, <www.ti.com>
+# Swaminathan <swami.iyer at ti.com>
+#
+# Davinci EVM board (ARM925EJS) cpu
+# see http://www.ti.com/ for more information on Texas Instruments
+#
+# Davinci EVM has 1 bank of 256 MB DDR RAM
+# Physical Address:
+# 8000'0000 to 9000'0000
+#
+# Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
+#
+# Visioneering Corp. Sonata board (ARM926EJS) cpu
+#
+# Sonata board has 1 bank of 128 MB DDR RAM
+# Physical Address:
+# 8000'0000 to 8800'0000
+#
+# Razorstream, LLC. SCHMOOGIE board (ARM926EJS) cpu
+#
+# Schmoogie board has 1 bank of 128 MB DDR RAM
+# Physical Address:
+# 8000'0000 to 8800'0000
+#
+# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000
+# (mem base + reserved)
+#
+# we load ourself to 8108 '0000
+#
+#
+
+#Provide at least 16MB spacing between us and the Linux Kernel image
+TEXT_BASE = 0x81080000
diff --git a/board/prodrive/pmdra/pmdra.c b/board/prodrive/pmdra/pmdra.c
new file mode 100644
index 0000000..2519441
--- /dev/null
+++ b/board/prodrive/pmdra/pmdra.c
@@ -0,0 +1,190 @@
+/*
+ * Copyright (C) 2008 Prodrive BV <pv at prodrive.nl>
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
+ *
+ * Parts are shamelessly stolen from various TI sources, original copyright
+ * follows:
+ * -----------------------------------------------------------------
+ *
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * ----------------------------------------------------------------------------
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * ----------------------------------------------------------------------------
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/emac_defs.h>
+
+#define MACH_TYPE_DAVINCI_EVM		901
+
+DECLARE_GLOBAL_DATA_PTR;
+
+extern void	i2c_init(int speed, int slaveaddr);
+extern void	timer_init(void);
+extern int	eth_hw_init(void);
+extern phy_t	phy;
+
+/* Works on Always On power domain only (no PD argument) */
+void lpsc_on(unsigned int id)
+{
+	dv_reg_p	mdstat, mdctl;
+
+	if (id >= DAVINCI_LPSC_GEM)
+		return;			/* Don't work on DSP Power Domain */
+
+	mdstat = REG_P(PSC_MDSTAT_BASE + (id * 4));
+	mdctl = REG_P(PSC_MDCTL_BASE + (id * 4));
+
+	while (REG(PSC_PTSTAT) & 0x01) {}
+
+	if ((*mdstat & 0x1f) == 0x03)
+		return;			/* Already on and enabled */
+
+	*mdctl |= 0x03;
+
+	/* Special treatment for some modules as for sprue14 p.7.4.2 */
+	if (	(id == DAVINCI_LPSC_VPSSSLV) ||
+		(id == DAVINCI_LPSC_EMAC) ||
+		(id == DAVINCI_LPSC_EMAC_WRAPPER) ||
+		(id == DAVINCI_LPSC_MDIO) ||
+		(id == DAVINCI_LPSC_USB) ||
+		(id == DAVINCI_LPSC_ATA) ||
+		(id == DAVINCI_LPSC_VLYNQ) ||
+		(id == DAVINCI_LPSC_UHPI) ||
+		(id == DAVINCI_LPSC_DDR_EMIF) ||
+		(id == DAVINCI_LPSC_AEMIF) ||
+		(id == DAVINCI_LPSC_MMC_SD) ||
+		(id == DAVINCI_LPSC_MEMSTICK) ||
+		(id == DAVINCI_LPSC_McBSP) ||
+		(id == DAVINCI_LPSC_GPIO) )
+		*mdctl |= 0x200;
+
+	REG(PSC_PTCMD) = 0x01;
+
+	while (REG(PSC_PTSTAT) & 0x03) {}
+	while ((*mdstat & 0x1f) != 0x03) {}	/* Probably an overkill... */
+}
+
+void dsp_on(void)
+{
+	int	i;
+
+	if (REG(PSC_PDSTAT1) & 0x1f)
+		return;			/* Already on */
+
+	REG(PSC_GBLCTL) |= 0x01;
+	REG(PSC_PDCTL1) |= 0x01;
+	REG(PSC_PDCTL1) &= ~0x100;
+	REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) |= 0x03;
+	REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) &= 0xfffffeff;
+	REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) |= 0x03;
+	REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) &= 0xfffffeff;
+	REG(PSC_PTCMD) = 0x02;
+
+	for (i = 0; i < 100; i++) {
+		if (REG(PSC_EPCPR) & 0x02)
+			break;
+	}
+
+	REG(PSC_CHP_SHRTSW) = 0x01;
+	REG(PSC_PDCTL1) |= 0x100;
+	REG(PSC_EPCCR) = 0x02;
+
+	for (i = 0; i < 100; i++) {
+		if (!(REG(PSC_PTSTAT) & 0x02))
+			break;
+	}
+
+	REG(PSC_GBLCTL) &= ~0x1f;
+}
+
+
+int board_init(void)
+{
+	/* arch number of the board */
+	gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_EVM;
+
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
+
+	/* Workaround for TMS320DM6446 errata 1.3.22 */
+	REG(PSC_SILVER_BULLET) = 0;
+
+	/* Power on required peripherals */
+	lpsc_on(DAVINCI_LPSC_EMAC);
+	lpsc_on(DAVINCI_LPSC_EMAC_WRAPPER);
+	lpsc_on(DAVINCI_LPSC_MDIO);
+	lpsc_on(DAVINCI_LPSC_I2C);
+	lpsc_on(DAVINCI_LPSC_UART0);
+	lpsc_on(DAVINCI_LPSC_UART2);
+	lpsc_on(DAVINCI_LPSC_TIMER1);
+	lpsc_on(DAVINCI_LPSC_GPIO);
+
+	/* Powerup the DSP */
+	dsp_on();
+
+	/* Bringup UART0 and 2 out of reset */
+	REG(UART0_PWREMU_MGMT) = 0x00006001;
+	REG(UART2_PWREMU_MGMT) = 0x00006001;
+
+	/* Enable GIO3.3V cells used for EMAC */
+	REG(VDD3P3V_PWDN) = 0;
+
+	/* Enable UART0 and 2 MUX lines */
+	REG(PINMUX1) |= 1;
+	REG(PINMUX1) |= 4;
+
+	/* Enable EMAC and AEMIF pins */
+	REG(PINMUX0) = 0x80000c1f;
+
+	/* Enable I2C pin Mux */
+	REG(PINMUX1) |= (1 << 7);
+
+	/* Set the Bus Priority Register to appropriate value */
+	REG(VBPR) = 0x20;
+
+	timer_init();
+
+	return(0);
+}
+
+int misc_init_r (void)
+{
+	int		clk = 0;
+
+	clk = ((REG(PLL2_PLLM) + 1) * 27) / ((REG(PLL2_DIV2) & 0x1f) + 1);
+
+	printf ("ARM Clock : %dMHz\n", ((REG(PLL1_PLLM) + 1) * 27 ) / 2);
+	printf ("DDR Clock : %dMHz\n", (clk / 2));
+
+	if (!eth_hw_init())
+		printf("ethernet init failed!\n");
+	else
+		printf("ETH PHY   : %s\n", phy.name);
+
+	return(0);
+}
+
+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);
+}
diff --git a/board/prodrive/pmdra/u-boot.lds b/board/prodrive/pmdra/u-boot.lds
new file mode 100644
index 0000000..710b2a2
--- /dev/null
+++ b/board/prodrive/pmdra/u-boot.lds
@@ -0,0 +1,52 @@
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj 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
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+	. = ALIGN(4);
+	.text	:
+	{
+	  cpu/arm926ejs/start.o	(.text)
+	  *(.text)
+	}
+	. = ALIGN(4);
+	.rodata : { *(.rodata) }
+	. = ALIGN(4);
+	.data : { *(.data) }
+	. = ALIGN(4);
+	.got : { *(.got) }
+
+	. = .;
+	__u_boot_cmd_start = .;
+	.u_boot_cmd : { *(.u_boot_cmd) }
+	__u_boot_cmd_end = .;
+
+	. = ALIGN(4);
+	__bss_start = .;
+	.bss : { *(.bss) }
+	_end = .;
+}
diff --git a/include/configs/pmdra.h b/include/configs/pmdra.h
new file mode 100644
index 0000000..7b108bf
--- /dev/null
+++ b/include/configs/pmdra.h
@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2008 Prodrive BV <pieter.voorthijsen at prodrive.nl>
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi at koi8.net>
+ *
+ * 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
+#include <asm/sizes.h>
+
+/*=======*/
+/* Board */
+/*=======*/
+#define CFG_PMDRA
+#define CFG_NAND_LARGEPAGE
+/*===================*/
+/* SoC Configuration */
+/*===================*/
+#define CONFIG_ARM926EJS			/* arm926ejs CPU core */
+#define CONFIG_SYS_CLK_FREQ	(CFG_HZ_CLOCK * (CFG_DAVINCI_PLL1_PLLM + 1)) / 2
+#define CFG_TIMERBASE		0x01c21400	/* use timer 0 */
+#define CFG_HZ_CLOCK		27000000	/* Timer Input clock freq */
+#define CFG_HZ			1000
+#define CFG_DAVINCI_PINMUX_0	0x00000c1f
+#define CFG_DAVINCI_WAITCFG	0x10000000
+#define CFG_DAVINCI_ACFG2	0x00460385	/* NOR CE Config */
+#define CFG_DAVINCI_ACFG3	0x0822218c	/* NAND CE Config */
+#define CFG_DAVINCI_ACFG4	0x3ffffffd
+#define CFG_DAVINCI_ACFG5	0x3ffffffd
+#define CFG_DAVINCI_NANDCE	3		/* Use CE3 for NAND */
+#define CFG_DAVINCI_DDRCTL	0x50006405	/* DDR timing config */
+#define CFG_DAVINCI_SDREF	0x000005c3
+#define CFG_DAVINCI_SDCFG	0x00178832	/* 8 banks , CAS = 4*/
+#define CFG_DAVINCI_SDTIM0	0x28923211
+#define CFG_DAVINCI_SDTIM1	0x0016c722
+#define CFG_DAVINCI_MMARG_BRF0	0x00444400
+#define CFG_DAVINCI_PLL1_PLLM	0x12		/* DM6446 = 0x15, DM6441 = 0x12, DM6441_LV = 0x0e */
+#define CFG_DAVINCI_PLL2_PLLM	0x17		/* 162 MHz */
+#define CFG_DAVINCI_PLL2_DIV1	0x0b		/* 54 MHz */
+#define CFG_DAVINCI_PLL2_DIV2	0x01
+/*====================================================*/
+/* EEPROM definitions for Atmel 24C256BN SEEPROM chip */
+/* on Sonata/DV_EVM board. No EEPROM on schmoogie.    */
+/*====================================================*/
+#define CFG_I2C_EEPROM_ADDR_LEN		2
+#define CFG_I2C_EEPROM_ADDR		0x50
+#define CFG_EEPROM_PAGE_WRITE_BITS	6
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	20
+/*=============*/
+/* Memory Info */
+/*=============*/
+#define CFG_MALLOC_LEN		(0x10000 + 128*1024)	/* malloc() len */
+#define CFG_GBL_DATA_SIZE	128		/* reserved for initial data */
+#define CFG_MEMTEST_START	0x80000000	/* memtest start address */
+#define CFG_MEMTEST_END		0x81000000	/* 16MB RAM test */
+#define CONFIG_NR_DRAM_BANKS	1		/* we have 1 bank of DRAM */
+#define CONFIG_STACKSIZE	(256*1024)	/* regular stack */
+#define PHYS_SDRAM_1		0x80000000	/* DDR Start */
+#define PHYS_SDRAM_1_SIZE	0x10000000	/* DDR size 256MB */
+#define DDR_8BANKS				/* 8-bank DDR2 (256MB) */
+/*====================*/
+/* Serial Driver info */
+/*====================*/
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE	4		/* NS16550 register size */
+#define CFG_NS16550_COM1	0x01c20000	/* Base address of UART0 */
+#define CFG_NS16550_COM2	0x01c20800	/* Base address of UART2 */
+#define CFG_NS16550_CLK		27000000	/* Input clock to NS16550 */
+#define CONFIG_CONS_INDEX	1		/* use UART0 for console */
+#define CONFIG_BAUDRATE		115200		/* Default baud rate */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+/*===================*/
+/* I2C Configuration */
+/*===================*/
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CFG_I2C_SPEED		50000	/* 100Kbps won't work, silicon bug */
+#define CFG_I2C_SLAVE		10	/* Bogus, master-only in U-Boot */
+/*==================================*/
+/* Network & Ethernet Configuration */
+/*==================================*/
+#define CONFIG_DRIVER_TI_EMAC
+#define CONFIG_MII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT	10
+/*=====================*/
+/* Flash & Environment */
+/*=====================*/
+#define CFG_USE_NAND
+#define CFG_NAND_BASE		0x04000000
+#undef CFG_NAND_HW_ECC
+#define CFG_MAX_NAND_DEVICE	1		/* Max number of NAND devices */
+#define NAND_MAX_CHIPS		1
+#define DEF_BOOTM		""
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_FLASH_CFI
+#define CFG_MAX_FLASH_BANKS	1		/* max number of flash banks */
+#define CFG_ENV_ADDR		(PHYS_FLASH_1 + 0x40000)
+#define CFG_ENV_OFFSET		(CFG_ENV_ADDR)
+#define CFG_FLASH_USE_BUFFER_WRITE 1		/* use buffered writes (20x faster) */
+#define PHYS_FLASH_1		0x02000000	/* CS2 Base address */
+#define CFG_FLASH_BASE		PHYS_FLASH_1	/* Flash Base for U-Boot */
+#define PHYS_FLASH_SIZE		0x2000000	/* Flash size 32MB */
+#define CFG_MAX_FLASH_SECT	(PHYS_FLASH_SIZE/CFG_FLASH_SECT_SZ)
+#define CFG_ENV_SECT_SIZE	CFG_FLASH_SECT_SZ	/* Env sector Size */
+#define CFG_FLASH_SECT_SZ	0x20000		/* 128KB sect size INTEL Flash */
+#define CFG_FLASH_PROTECTION	1
+/*==============================*/
+/* U-Boot general configuration */
+/*==============================*/
+#undef CONFIG_USE_IRQ				/* No IRQ/FIQ in U-Boot */
+#define CONFIG_MISC_INIT_R
+#define CONFIG_BOOTFILE		"uImage"	/* Boot file name */
+#define CFG_PROMPT		"U-Boot > "	/* Monitor Command Prompt */
+#define CFG_CBSIZE		1024		/* Console I/O Buffer Size  */
+#define CFG_PBSIZE		(CFG_CBSIZE+sizeof(CFG_PROMPT)+16)	/* Print buffer sz */
+#define CFG_MAXARGS		16		/* max number of command args */
+#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size */
+#define CFG_LOAD_ADDR		0x80700000	/* default Linux kernel load address */
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE			/* Won't work with hush so far, may be later */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2	"> "
+#define CONFIG_CMDLINE_EDITING
+#define CFG_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+#define CONFIG_ENV_OVERWRITE
+/*===================*/
+/* Linux Information */
+/*===================*/
+#define LINUX_BOOT_PARAM_ADDR	0x80000100
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTDELAY	2
+#define CONFIG_BOOTARGS		"mem=120M console=ttyS0,115200n8 root=/dev/hda1 rw noinitrd ip=dhcp"
+#define CONFIG_BOOTCOMMAND	"run nand"
+#define CONFIG_EXTRA_ENV_SETTINGS "ethaddr=00:11:22:33:44:55\n"
+/*=================*/
+/* U-Boot commands */
+/*=================*/
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#define CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_NAND
+/*=======================*/
+/* KGDB support (if any) */
+/*=======================*/
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_KGDB_BAUDRATE	115200	/* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	1	/* which serial port to use */
+#endif
+#endif /* __CONFIG_H */
-- 
1.5.3.7

-----Original Message-----
From: Jean-Christophe PLAGNIOL-VILLARD [mailto:plagnioj at jcrosoft.com] 
Sent: zaterdag 22 maart 2008 14:38
To: Pieter Voorthuijsen
Cc: u-boot-users at lists.sourceforge.net
Subject: Re: [PATCH] DM644x: (2nd try) This adds support for theProdrivePMDRA board, based on a DM6441

On 12:28 Fri 21 Mar     , Pieter Voorthuijsen wrote:
> 
> 2nd try, previous one was wrapped:
> Double checked spaces and coding style...
> 
> Original message:
> 
> Hello,
> 

>+ * 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
>+ */
>+
>+/* This code sets up the timing params for EMIF CE2 and CE3 which
>+ * connect to NOR and NAND flash
                                 ^
Whitespace please remove
>+ */
Please use this style of comment
/*
 * ....
 * ....
 */
>+ 
  ^
Whitespace please remove
>#include <config.h>
>
>.globl	dv_board_init
>dv_board_init:
>
>extern void	timer_init(void);
>extern int	eth_hw_init(void);
>extern phy_t	phy;
>
>
please remove, only one emply line
>/* Works on Always On power domain only (no PD argument) */ void 
>lpsc_on(unsigned int id) {

>	/* Enable EMAC and AEMIF pins */
>	REG(PINMUX0) = 0x80000c1f;
>
>	/* Enable I2C pin Mux */
>	REG(PINMUX1) |= (1 << 7);
>
>	/* Set the Bus Priority Register to appropriate value */
>	REG(VBPR) = 0x20;
>
>	timer_init();
>
>	return(0);
>}
>
>int misc_init_r (void)
>{
>	int		clk = 0;
>
>	clk = ((REG(PLL2_PLLM) + 1) * 27) / ((REG(PLL2_DIV2) & 0x1f) + 1);
>
>	printf ("ARM Clock : %dMHz\n", ((REG(PLL1_PLLM) + 1) * 27 ) / 2);
>	printf ("DDR Clock : %dMHz\n", (clk / 2));
>
>	if (!eth_hw_init())
>		printf("ethernet init failed!\n");
>	else
>		printf("ETH PHY   : %s\n", phy.name);
>
>
please remove, only one emply line
>	return(0);
>}
>
Best Regards,
J.




More information about the U-Boot mailing list