[U-Boot] [PATCH 2/2] arm, i.mx27: add support for magnesium board from LogicPD

[Heiko Schocher <hs@denx.de>]

This patch adds support for the magnesium board from LogicPD.
This board uses i.MX27 SoC and has 8MB NOR flash, 128MB NAND
flash, FEC ethernet controller integrated into i.MX27.

Signed-off-by: Heiko Schocher <hs@denx.de>
---
against current git://git.denx.de/u-boot-imx.git

 MAINTAINERS                         |    4 +
 MAKEALL                             |    1 +
 Makefile                            |    3 +
 board/logicpd/imx27lite/imx27lite.c |   19 +++
 include/configs/magnesium.h         |  260 +++++++++++++++++++++++++++++++++++
 5 files changed, 287 insertions(+), 0 deletions(-)
 create mode 100644 include/configs/magnesium.h

diff --git a/MAINTAINERS b/MAINTAINERS
index d6f78de..a381ec4 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -724,6 +724,10 @@ Jens Scharsig <esw@bus-elektronik.de>

 	eb_cpux9k2	ARM920T (AT91RM9200 SoC)

+Heiko Schocher <hs@denx.de>
+
+	magnesium	i.MX27
+
 Robert Schwebel <r.schwebel@pengutronix.de>

 	csb226		xscale
diff --git a/MAKEALL b/MAKEALL
index 6e432ba..2b39d91 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -565,6 +565,7 @@ LIST_ARM9="			\
 	edb9315a		\
 	imx27lite		\
 	lpd7a400		\
+	magnesium		\
 	mv88f6281gtw_ge		\
 	mx1ads			\
 	mx1fs2			\
diff --git a/Makefile b/Makefile
index ee5b896..7c68115 100644
--- a/Makefile
+++ b/Makefile
@@ -2966,6 +2966,9 @@ lpd7a400_config \
 lpd7a404_config:	unconfig
 	@$(MKCONFIG) $(@:_config=) arm lh7a40x lpd7a40x

+magnesium_config:	unconfig
+	@$(MKCONFIG) $(@:_config=) arm arm926ejs imx27lite logicpd mx27
+
 mv88f6281gtw_ge_config: unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm926ejs $(@:_config=) Marvell kirkwood

diff --git a/board/logicpd/imx27lite/imx27lite.c b/board/logicpd/imx27lite/imx27lite.c
index 63375d5..0c7041a 100644
--- a/board/logicpd/imx27lite/imx27lite.c
+++ b/board/logicpd/imx27lite/imx27lite.c
@@ -29,6 +29,10 @@ DECLARE_GLOBAL_DATA_PTR;
 int board_init (void)
 {
 	struct gpio_regs *regs = (struct gpio_regs *)IMX_GPIO_BASE;
+#if defined(CONFIG_MAGNESIUM)
+	struct system_control_regs *sc_regs =
+		(struct system_control_regs *)IMX_SYSTEM_CTL_BASE;
+#endif

 	gd->bd->bi_arch_number = MACH_TYPE_IMX27LITE;
 	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
@@ -43,9 +47,20 @@ int board_init (void)
 				&regs->port[PORTC].dr);
 #endif
 #ifdef CONFIG_MXC_MMC
+#if defined(CONFIG_MAGNESIUM)
+	mx27_sd1_init_pins();
+#else
 	mx27_sd2_init_pins();
 #endif
+#endif

+#if defined(CONFIG_MAGNESIUM)
+	/*
+	 * set in FMCR NF_FMS Bit(5) to 1
+	 * (NAND Flash with 2 Kbyte page size)
+	 */
+	writel(readl(&sc_regs->fmcr) | (1 << 5), &sc_regs->fmcr);
+#endif
 	return 0;
 }

@@ -68,6 +83,10 @@ int dram_init (void)

 int checkboard(void)
 {
+#if defined(CONFIG_MAGNESIUM)
+	printf("LogicPD magnesium\n");
+#else
 	printf("LogicPD imx27lite\n");
+#endif
 	return 0;
 }
diff --git a/include/configs/magnesium.h b/include/configs/magnesium.h
new file mode 100644
index 0000000..555278a
--- /dev/null
+++ b/include/configs/magnesium.h
@@ -0,0 +1,260 @@
+/*
+ * Copyright (C) 2010 Heiko Schocher <hs@denx.de>
+ *
+ * based from:
+ * Copyright (C) 2009 Ilya Yanok <yanok@emcraft.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 __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * SoC Configuration
+ */
+#define CONFIG_ARM926EJS			/* arm926ejs CPU core */
+#define CONFIG_MX27
+#define CONFIG_MAGNESIUM
+#define CONFIG_MX27_CLK32	32768		/* OSC32K frequency */
+#define CONFIG_SYS_HZ		1000
+#define CONFIG_HOSTNAME		magnesium
+
+#define CONFIG_DISPLAY_CPUINFO
+
+#define CONFIG_CMDLINE_TAG		1	/* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS	1
+#define CONFIG_INITRD_TAG		1
+
+/*
+ * Lowlevel configuration
+ */
+#define SDRAM_ESDCFG_REGISTER_VAL(cas)	\
+		(ESDCFG_TRC(10) |	\
+		ESDCFG_TRCD(3) |	\
+		ESDCFG_TCAS(cas) |	\
+		ESDCFG_TRRD(1) |	\
+		ESDCFG_TRAS(5) |	\
+		ESDCFG_TWR |		\
+		ESDCFG_TMRD(2) |	\
+		ESDCFG_TRP(2) |		\
+		ESDCFG_TXP(3))
+
+#define SDRAM_ESDCTL_REGISTER_VAL	\
+		(ESDCTL_PRCT(0) |	\
+		 ESDCTL_BL |		\
+		 ESDCTL_PWDT(0) |	\
+		 ESDCTL_SREFR(3) |	\
+		 ESDCTL_DSIZ_32 |	\
+		 ESDCTL_COL10 |		\
+		 ESDCTL_ROW13 |		\
+		 ESDCTL_SDE)
+
+#define SDRAM_ALL_VAL		0xf00
+
+#define SDRAM_MODE_REGISTER_VAL	0x33	/* BL: 8, CAS: 3 */
+#define SDRAM_EXT_MODE_REGISTER_VAL	0x1000000
+
+#define MPCTL0_VAL	0x1ef15d5
+
+#define SPCTL0_VAL	0x043a1c09
+
+#define CSCR_VAL	0x33f08107
+
+#define PCDR0_VAL	0x120470c3
+#define PCDR1_VAL	0x03030303
+#define PCCR0_VAL	0xffffffff
+#define PCCR1_VAL	0xfffffffc
+
+#define AIPI1_PSR0_VAL	0x20040304
+#define AIPI1_PSR1_VAL	0xdffbfcfb
+#define AIPI2_PSR0_VAL	0x07ffc200
+#define AIPI2_PSR1_VAL	0xffffffff
+
+/*
+ * Memory Info
+ */
+/* malloc() len */
+#define CONFIG_SYS_MALLOC_LEN		(0x10000 + 512 * 1024)
+/* reserved for initial data */
+#define CONFIG_SYS_GBL_DATA_SIZE	128
+/* memtest start address */
+#define CONFIG_SYS_MEMTEST_START	0xA0000000
+#define CONFIG_SYS_MEMTEST_END		0xA1000000	/* 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		0xA0000000	/* DDR Start */
+#define PHYS_SDRAM_1_SIZE	0x08000000	/* DDR size 128MB */
+
+/*
+ * Serial Driver info
+ */
+#define CONFIG_MXC_UART
+#define CONFIG_SYS_MX27_UART1
+#define CONFIG_CONS_INDEX	1		/* use UART0 for console */
+#define CONFIG_BAUDRATE		115200		/* Default baud rate */
+#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Flash & Environment
+ */
+#define CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_CFI
+/* Use buffered writes (~10x faster) */
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1
+/* Use hardware sector protection */
+#define CONFIG_SYS_FLASH_PROTECTION		1
+#define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of flash banks */
+#define CONFIG_SYS_FLASH_SECT_SZ	0x8000	/* 64KB sect size */
+/* end of flash */
+#define CONFIG_ENV_OFFSET		(PHYS_FLASH_SIZE - 0x40000)
+/* CS2 Base address */
+#define PHYS_FLASH_1			0xc0000000
+/* Flash Base for U-Boot */
+#define CONFIG_SYS_FLASH_BASE		PHYS_FLASH_1
+/* Flash size 2MB */
+#define PHYS_FLASH_SIZE			0x800000
+#define CONFIG_SYS_MAX_FLASH_SECT	(PHYS_FLASH_SIZE / \
+		CONFIG_SYS_FLASH_SECT_SZ)
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_MONITOR_LEN		0x40000		/* Reserve 256KiB */
+#define CONFIG_ENV_SECT_SIZE		0x20000		/* Env sector Size */
+#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
+/* Address and size of Redundant Environment Sector	*/
+#define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
+#define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
+
+/*
+ * Ethernet
+ */
+#define CONFIG_FEC_MXC
+#define CONFIG_FEC_MXC_PHYADDR		0x1f
+#define CONFIG_MII
+#define CONFIG_NET_MULTI
+
+/*
+ * MTD
+ */
+#define CONFIG_FLASH_CFI_MTD
+#define CONFIG_MTD_DEVICE
+
+/*
+ * NAND
+ */
+#define CONFIG_NAND_MXC
+#define CONFIG_MXC_NAND_REGS_BASE	0xd8000000
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+#define CONFIG_SYS_NAND_BASE		0xd8000000
+#define CONFIG_JFFS2_NAND
+#define CONFIG_MXC_NAND_HWECC
+#define CONFIG_SYS_64BIT_VSPRINTF	/* needed for nand_util.c */
+#define CONFIG_SYS_NAND_LARGEPAGE
+
+/*
+ * SD/MMC
+ */
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MXC_MMC
+#define CONFIG_MXC_MCI_REGS_BASE	0x10013000
+#define CONFIG_DOS_PARTITION
+
+/*
+ * MTD partitions
+ */
+#define CONFIG_CMD_MTDPARTS
+#define MTDIDS_DEFAULT		"nor0=physmap-flash.0,nand0=mxc_nand.0"
+#define MTDPARTS_DEFAULT			\
+	"mtdparts="				\
+		"physmap-flash.0:"		\
+			"256k(U-Boot),"		\
+			"7680k(user),"		\
+			"128k(env1),"		\
+			"128k(env2);"		\
+		"mxc_nand.0:"			\
+			"128k(IPL-SPL),"	\
+			"4m(kernel),"		\
+			"22m(rootfs),"		\
+			"-(userfs)"
+
+/*
+ * U-Boot general configuration
+ */
+#define CONFIG_BOOTFILE		"uImage"	/* Boot file name */
+#define CONFIG_SYS_PROMPT	"=> "	/* Monitor Command Prompt */
+#define CONFIG_SYS_CBSIZE	1024	/* Console I/O Buffer Size  */
+/* Print buffer sz */
+#define CONFIG_SYS_PBSIZE	(CONFIG_SYS_CBSIZE + \
+		sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS	16	/* max number of command args */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_LONGHELP
+
+/*
+ * U-Boot commands
+ */
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_NAND
+#define CONFIG_CMD_PING
+
+#define CONFIG_BOOTDELAY	5
+
+#define CONFIG_LOADADDR		0xa0800000	/* loadaddr env var */
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_LOADADDR
+
+#define xstr(s)	str(s)
+#define str(s)	#s
+
+#define	CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=${serverip}:${rootpath}\0"			\
+	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
+	"addip=setenv bootargs ${bootargs} "				\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
+		":${hostname}:${netdev}:off panic=1\0"			\
+	"addtty=setenv bootargs ${bootargs}"				\
+		" console=ttymxc0,${baudrate}\0"			\
+	"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"		\
+	"addmisc=setenv bootargs ${bootargs}\0"				\
+	"u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.bin\0"			\
+	"kernel_addr_r=a0800000\0"					\
+	"bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0"			\
+	"rootpath=/opt/eldk-4.2-arm/arm\0"				\
+	"net_nfs=tftp ${kernel_addr_r} ${bootfile};"			\
+		"run nfsargs addip addtty addmtd addmisc;"		\
+		"bootm\0"						\
+	"bootcmd=run net_nfs\0"						\
+	"load=tftp ${loadaddr} ${u-boot}\0"				\
+	"update=protect off " xstr(CONFIG_SYS_MONITOR_BASE)		\
+		" +${filesize};era " xstr(CONFIG_SYS_MONITOR_BASE)	\
+		" +${filesize};cp.b ${fileaddr} "			\
+		xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0"		\
+	"upd=run load update\0"						\
+	"mtdids=" MTDIDS_DEFAULT "\0"					\
+	"mtdparts=" MTDPARTS_DEFAULT "\0"				\
+
+#endif /* __CONFIG_H */
-- 
1.6.2.5

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany