Ilya Yanok | 17 Sep 23:41 2010

[PATCH 5/5] mpc8308_p1m: support for MPC8308 P1M board

This patch provides support for MPC8308 P1M board with the following
set of features:
 Dual UART is supported
 NOR flash is supported
 Both TSEC Ethernet controllers are supported
 PCI Express initialization is supported
 Both I2C controllers are supported

Signed-off-by: Ilya Yanok <yanok <at> emcraft.com>
---
 MAINTAINERS                     |    1 +
 board/mpc8308_p1m/Makefile      |   52 ++++
 board/mpc8308_p1m/config.mk     |    3 +
 board/mpc8308_p1m/mpc8308_p1m.c |  106 ++++++++
 board/mpc8308_p1m/sdram.c       |   93 +++++++
 boards.cfg                      |    1 +
 include/configs/mpc8308_p1m.h   |  555 +++++++++++++++++++++++++++++++++++++++
 7 files changed, 811 insertions(+), 0 deletions(-)
 create mode 100644 board/mpc8308_p1m/Makefile
 create mode 100644 board/mpc8308_p1m/config.mk
 create mode 100644 board/mpc8308_p1m/mpc8308_p1m.c
 create mode 100644 board/mpc8308_p1m/sdram.c
 create mode 100644 include/configs/mpc8308_p1m.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 0c6ce2b..2cf29dd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
 <at>  <at>  -486,6 +486,7  <at>  <at>  Stephen Williams <steve <at> icarus.com>

 Ilya Yanok <yanok <at> emcraft.com>

+	mpc8308_p1m	MPC8308
 	MPC8308RDB	MPC8308

 Roy Zang <tie-fei.zang <at> freescale.com>
diff --git a/board/mpc8308_p1m/Makefile b/board/mpc8308_p1m/Makefile
new file mode 100644
index 0000000..e9bfa2b
--- /dev/null
+++ b/board/mpc8308_p1m/Makefile
 <at>  <at>  -0,0 +1,52  <at>  <at> 
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd <at> denx.de.
+# (C) Copyright 2010
+# Ilya Yanok, Emcraft Systems, yanok <at> emcraft.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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).a
+
+COBJS	:= $(BOARD).o sdram.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(AR) $(ARFLAGS) $ <at>  $(OBJS)
+
+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/mpc8308_p1m/config.mk b/board/mpc8308_p1m/config.mk
new file mode 100644
index 0000000..183d3e8
--- /dev/null
+++ b/board/mpc8308_p1m/config.mk
 <at>  <at>  -0,0 +1,3  <at>  <at> 
+ifndef TEXT_BASE
+TEXT_BASE = 0xFC000000
+endif
diff --git a/board/mpc8308_p1m/mpc8308_p1m.c b/board/mpc8308_p1m/mpc8308_p1m.c
new file mode 100644
index 0000000..0c70b15
--- /dev/null
+++ b/board/mpc8308_p1m/mpc8308_p1m.c
 <at>  <at>  -0,0 +1,106  <at>  <at> 
+/*
+ * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok <at> emcraft.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
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <pci.h>
+#include <mpc83xx.h>
+#include <netdev.h>
+#include <asm/io.h>
+#include <asm/fsl_serdes.h>
+#include <asm/fsl_mpc83xx_serdes.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int checkboard(void)
+{
+	printf("Board: MPC8308 P1M\n");
+
+	return 0;
+}
+
+static struct pci_region pcie_regions_0[] = {
+	{
+		.bus_start = CONFIG_SYS_PCIE1_MEM_BASE,
+		.phys_start = CONFIG_SYS_PCIE1_MEM_PHYS,
+		.size = CONFIG_SYS_PCIE1_MEM_SIZE,
+		.flags = PCI_REGION_MEM,
+	},
+	{
+		.bus_start = CONFIG_SYS_PCIE1_IO_BASE,
+		.phys_start = CONFIG_SYS_PCIE1_IO_PHYS,
+		.size = CONFIG_SYS_PCIE1_IO_SIZE,
+		.flags = PCI_REGION_IO,
+	},
+};
+
+void pci_init_board(void)
+{
+	immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
+	sysconf83xx_t *sysconf = &immr->sysconf;
+	law83xx_t *pcie_law = sysconf->pcielaw;
+	struct pci_region *pcie_reg[] = { pcie_regions_0 };
+
+	fsl_setup_serdes(CONFIG_FSL_SERDES1, FSL_SERDES_PROTO_PEX,
+					FSL_SERDES_CLK_100, FSL_SERDES_VDD_1V);
+
+	/* Deassert the resets in the control register */
+	out_be32(&sysconf->pecr1, 0xE0008000);
+	udelay(2000);
+
+	/* Configure PCI Express Local Access Windows */
+	out_be32(&pcie_law[0].bar, CONFIG_SYS_PCIE1_BASE & LAWBAR_BAR);
+	out_be32(&pcie_law[0].ar, LBLAWAR_EN | LBLAWAR_512MB);
+
+	mpc83xx_pcie_init(1, pcie_reg, 0);
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+	fdt_fixup_dr_usb(blob, bd);
+}
+#endif
+
+int board_eth_init(bd_t *bis)
+{
+	int rv, num_if = 0;
+
+	/* Initialize TSECs first */
+	rv = cpu_eth_init(bis);
+	if (rv >= 0)
+		num_if += rv;
+	else
+		printf("ERROR: failed to initialize TSECs.\n");
+
+	rv = pci_eth_init(bis);
+	if (rv >= 0)
+		num_if += rv;
+	else
+		printf("ERROR: failed to initialize PCI Ethernet.\n");
+
+	return num_if;
+}
diff --git a/board/mpc8308_p1m/sdram.c b/board/mpc8308_p1m/sdram.c
new file mode 100644
index 0000000..a6e44e6
--- /dev/null
+++ b/board/mpc8308_p1m/sdram.c
 <at>  <at>  -0,0 +1,93  <at>  <at> 
+/*
+ * Copyright (C) 2007 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok <at> emcraft.com
+ *
+ * This files is  mostly identical to the original from
+ * board/freescale/mpc8308rdb/sdram.c
+ *
+ * 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 <mpc83xx.h>
+
+#include <asm/bitops.h>
+#include <asm/io.h>
+
+#include <asm/processor.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Fixed sdram init -- doesn't use serial presence detect.
+ *
+ * This is useful for faster booting in configs where the RAM is unlikely
+ * to be changed, or for things like NAND booting where space is tight.
+ */
+static long fixed_sdram(void)
+{
+	immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+	u32 msize = CONFIG_SYS_DDR_SIZE * 1024 * 1024;
+	u32 msize_log2 = __ilog2(msize);
+
+	out_be32(&im->sysconf.ddrlaw[0].bar,
+			CONFIG_SYS_DDR_SDRAM_BASE  & 0xfffff000);
+	out_be32(&im->sysconf.ddrlaw[0].ar, LBLAWAR_EN | (msize_log2 - 1));
+	out_be32(&im->sysconf.ddrcdr, CONFIG_SYS_DDRCDR_VALUE);
+
+	out_be32(&im->ddr.csbnds[0].csbnds, (msize - 1) >> 24);
+	out_be32(&im->ddr.cs_config[0], CONFIG_SYS_DDR_CS0_CONFIG);
+
+	/* Currently we use only one CS, so disable the other bank. */
+	out_be32(&im->ddr.cs_config[1], 0);
+
+	out_be32(&im->ddr.sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL);
+	out_be32(&im->ddr.timing_cfg_3, CONFIG_SYS_DDR_TIMING_3);
+	out_be32(&im->ddr.timing_cfg_1, CONFIG_SYS_DDR_TIMING_1);
+	out_be32(&im->ddr.timing_cfg_2, CONFIG_SYS_DDR_TIMING_2);
+	out_be32(&im->ddr.timing_cfg_0, CONFIG_SYS_DDR_TIMING_0);
+
+	out_be32(&im->ddr.sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG);
+	out_be32(&im->ddr.sdram_cfg2, CONFIG_SYS_DDR_SDRAM_CFG2);
+	out_be32(&im->ddr.sdram_mode, CONFIG_SYS_DDR_MODE);
+	out_be32(&im->ddr.sdram_mode2, CONFIG_SYS_DDR_MODE2);
+
+	out_be32(&im->ddr.sdram_interval, CONFIG_SYS_DDR_INTERVAL);
+	sync();
+
+	/* enable DDR controller */
+	setbits_be32(&im->ddr.sdram_cfg, SDRAM_CFG_MEM_EN);
+	sync();
+
+	return get_ram_size(CONFIG_SYS_DDR_SDRAM_BASE, msize);
+}
+
+phys_size_t initdram(int board_type)
+{
+	immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+	u32 msize;
+
+	if ((in_be32(&im->sysconf.immrbar) & IMMRBAR_BASE_ADDR) != (u32)im)
+		return -1;
+
+	/* DDR SDRAM */
+	msize = fixed_sdram();
+
+	/* return total bus SDRAM size(bytes)  -- DDR */
+	return msize;
+}
diff --git a/boards.cfg b/boards.cfg
index 05ddb8c..b9d4a77 100644
--- a/boards.cfg
+++ b/boards.cfg
 <at>  <at>  -334,6 +334,7  <at>  <at>  ppmc8260	powerpc	mpc8260
 RPXsuper	powerpc	mpc8260		rpxsuper
 rsdproto	powerpc	mpc8260
 MPC8266ADS	powerpc	mpc8260		mpc8266ads	freescale
+mpc8308_p1m	powerpc mpc83xx
 MPC8308RDB	powerpc	mpc83xx		mpc8308rdb	freescale
 MPC8323ERDB	powerpc	mpc83xx		mpc8323erdb	freescale
 MPC8349EMDS	powerpc	mpc83xx		mpc8349emds	freescale
diff --git a/include/configs/mpc8308_p1m.h b/include/configs/mpc8308_p1m.h
new file mode 100644
index 0000000..0f8270b
--- /dev/null
+++ b/include/configs/mpc8308_p1m.h
 <at>  <at>  -0,0 +1,555  <at>  <at> 
+/*
+ * Copyright (C) 2009-2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010 Ilya Yanok, Emcraft Systems, yanok <at> emcraft.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 __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_E300		1 /* E300 family */
+#define CONFIG_MPC83xx		1 /* MPC83xx family */
+#define CONFIG_MPC8308		1 /* MPC8308 CPU specific */
+#define CONFIG_MPC8308_P1M	1 /* mpc8308_p1m board specific */
+
+/*
+ * On-board devices
+ *
+ * TSECs
+ */
+#define CONFIG_TSEC1
+#define CONFIG_TSEC2
+
+/*
+ * System Clock Setup
+ */
+#define CONFIG_83XX_CLKIN	33333333 /* in Hz */
+#define CONFIG_SYS_CLK_FREQ	CONFIG_83XX_CLKIN
+
+/*
+ * Hardware Reset Configuration Word
+ * if CLKIN is 66.66MHz, then
+ * CSB = 133MHz, DDRC = 266MHz, LBC = 133MHz
+ * We choose the A type silicon as default, so the core is 400Mhz.
+ */
+#define CONFIG_SYS_HRCW_LOW (\
+	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
+	HRCWL_DDR_TO_SCB_CLK_2X1 |\
+	HRCWL_SVCOD_DIV_2 |\
+	HRCWL_CSB_TO_CLKIN_4X1 |\
+	HRCWL_CORE_TO_CSB_3X1)
+/*
+ * There are neither HRCWH_PCI_HOST nor HRCWH_PCI1_ARBITER_ENABLE bits
+ * in 8308's HRCWH according to the manual, but original Freescale's
+ * code has them and I've expirienced some problems using the board
+ * with BDI3000 attached when I've tried to set these bits to zero
+ * (UART doesn't work after the 'reset run' command).
+ */
+#define CONFIG_SYS_HRCW_HIGH (\
+	HRCWH_PCI_HOST |\
+	HRCWH_PCI1_ARBITER_ENABLE |\
+	HRCWH_CORE_ENABLE |\
+	HRCWH_FROM_0X00000100 |\
+	HRCWH_BOOTSEQ_DISABLE |\
+	HRCWH_SW_WATCHDOG_DISABLE |\
+	HRCWH_ROM_LOC_LOCAL_16BIT |\
+	HRCWH_RL_EXT_LEGACY |\
+	HRCWH_TSEC1M_IN_MII |\
+	HRCWH_TSEC2M_IN_MII |\
+	HRCWH_BIG_ENDIAN)
+
+/*
+ * System IO Config
+ */
+#define CONFIG_SYS_SICRH (\
+	SICRH_ESDHC_A_GPIO |\
+	SICRH_ESDHC_B_GPIO |\
+	SICRH_ESDHC_C_GTM |\
+	SICRH_GPIO_A_TSEC2 |\
+	SICRH_GPIO_B_TSEC2_TX_CLK |\
+	SICRH_IEEE1588_A_GPIO |\
+	SICRH_USB |\
+	SICRH_GTM_GPIO |\
+	SICRH_IEEE1588_B_GPIO |\
+	SICRH_ETSEC2_CRS |\
+	SICRH_GPIOSEL_1 |\
+	SICRH_TMROBI_V3P3 |\
+	SICRH_TSOBI1_V3P3 |\
+	SICRH_TSOBI2_V3P3)	/* 0xf577d100 */
+#define CONFIG_SYS_SICRL (\
+	SICRL_SPI_PF0 |\
+	SICRL_UART_PF0 |\
+	SICRL_IRQ_PF0 |\
+	SICRL_I2C2_PF0 |\
+	SICRL_ETSEC1_TX_CLK)	/* 0x00000000 */
+
+#define CONFIG_SYS_GPIO1_PRELIM
+/* GPIO Default input/output settings */
+#define CONFIG_SYS_GPIO1_DIR        0x7AAF8C00
+/*
+ * Default GPIO values:
+ * LED#1 enabled; WLAN enabled; Both COM LED on (orange)
+ */
+#define CONFIG_SYS_GPIO1_DAT        0x08008C00
+
+/*
+ * IMMR new address
+ */
+#define CONFIG_SYS_IMMR		0xE0000000
+
+/*
+ * SERDES
+ */
+#define CONFIG_FSL_SERDES
+#define CONFIG_FSL_SERDES1	0xe3000
+
+/*
+ * Arbiter Setup
+ */
+#define CONFIG_SYS_ACR_PIPE_DEP	3 /* Arbiter pipeline depth is 4 */
+#define CONFIG_SYS_ACR_RPTCNT	3 /* Arbiter repeat count is 4 */
+#define CONFIG_SYS_SPCR_TSECEP	3 /* eTSEC emergency priority is highest */
+
+/*
+ * DDR Setup
+ */
+#define CONFIG_SYS_DDR_BASE		0x00000000 /* DDR is system memory */
+#define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_BASE
+#define CONFIG_SYS_DDR_SDRAM_BASE	CONFIG_SYS_DDR_BASE
+#define CONFIG_SYS_DDR_SDRAM_CLK_CNTL	DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05
+#define CONFIG_SYS_DDRCDR_VALUE	(DDRCDR_EN \
+				| DDRCDR_PZ_LOZ \
+				| DDRCDR_NZ_LOZ \
+				| DDRCDR_ODT \
+				| DDRCDR_Q_DRN)
+				/* 0x7b880001 */
+/*
+ * Manually set up DDR parameters
+ * consist of two chips HY5PS12621BFP-C4 from HYNIX
+ */
+
+#define CONFIG_SYS_DDR_SIZE		128 /* MB */
+
+#define CONFIG_SYS_DDR_CS0_BNDS	0x00000007
+#define CONFIG_SYS_DDR_CS0_CONFIG	(CSCONFIG_EN \
+				| 0x00010000  /* ODT_WR to CSn */ \
+				| CSCONFIG_ROW_BIT_13 | CSCONFIG_COL_BIT_10)
+				/* 0x80010102 */
+#define CONFIG_SYS_DDR_TIMING_3	0x00000000
+#define CONFIG_SYS_DDR_TIMING_0	((0 << TIMING_CFG0_RWT_SHIFT) \
+				| (0 << TIMING_CFG0_WRT_SHIFT) \
+				| (0 << TIMING_CFG0_RRT_SHIFT) \
+				| (0 << TIMING_CFG0_WWT_SHIFT) \
+				| (2 << TIMING_CFG0_ACT_PD_EXIT_SHIFT) \
+				| (2 << TIMING_CFG0_PRE_PD_EXIT_SHIFT) \
+				| (8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT) \
+				| (2 << TIMING_CFG0_MRS_CYC_SHIFT))
+				/* 0x00220802 */
+#define CONFIG_SYS_DDR_TIMING_1	((2 << TIMING_CFG1_PRETOACT_SHIFT) \
+				| (7 << TIMING_CFG1_ACTTOPRE_SHIFT) \
+				| (2 << TIMING_CFG1_ACTTORW_SHIFT) \
+				| (5 << TIMING_CFG1_CASLAT_SHIFT) \
+				| (6 << TIMING_CFG1_REFREC_SHIFT) \
+				| (2 << TIMING_CFG1_WRREC_SHIFT) \
+				| (2 << TIMING_CFG1_ACTTOACT_SHIFT) \
+				| (2 << TIMING_CFG1_WRTORD_SHIFT))
+				/* 0x27256222 */
+#define CONFIG_SYS_DDR_TIMING_2	((1 << TIMING_CFG2_ADD_LAT_SHIFT) \
+				| (4 << TIMING_CFG2_CPO_SHIFT) \
+				| (2 << TIMING_CFG2_WR_LAT_DELAY_SHIFT) \
+				| (2 << TIMING_CFG2_RD_TO_PRE_SHIFT) \
+				| (2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT) \
+				| (3 << TIMING_CFG2_CKE_PLS_SHIFT) \
+				| (5 << TIMING_CFG2_FOUR_ACT_SHIFT))
+				/* 0x121048c5 */
+#define CONFIG_SYS_DDR_INTERVAL	((0x0360 << SDRAM_INTERVAL_REFINT_SHIFT) \
+				| (0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
+				/* 0x03600100 */
+#define CONFIG_SYS_DDR_SDRAM_CFG	(SDRAM_CFG_SREN \
+				| SDRAM_CFG_SDRAM_TYPE_DDR2 \
+				| SDRAM_CFG_32_BE)
+				/* 0x43080000 */
+
+#define CONFIG_SYS_DDR_SDRAM_CFG2	0x00401000 /* 1 posted refresh */
+#define CONFIG_SYS_DDR_MODE		((0x0448 << SDRAM_MODE_ESD_SHIFT) \
+				| (0x0232 << SDRAM_MODE_SD_SHIFT))
+				/* ODT 150ohm CL=3, AL=1 on SDRAM */
+#define CONFIG_SYS_DDR_MODE2		0x00000000
+
+/*
+ * Memory test
+ */
+#define CONFIG_SYS_MEMTEST_START	0x00001000 /* memtest region */
+#define CONFIG_SYS_MEMTEST_END		0x07f00000
+
+/*
+ * The reserved memory
+ */
+#define CONFIG_SYS_MONITOR_BASE	TEXT_BASE /* start of monitor */
+
+#define CONFIG_SYS_MONITOR_LEN	(384 * 1024) /* Reserve 384 kB for Mon */
+#define CONFIG_SYS_MALLOC_LEN	(512 * 1024) /* Reserved for malloc */
+
+/*
+ * Initial RAM Base Address Setup
+ */
+#define CONFIG_SYS_INIT_RAM_LOCK	1
+#define CONFIG_SYS_INIT_RAM_ADDR	0xE6000000 /* Initial RAM address */
+#define CONFIG_SYS_INIT_RAM_END		0x1000 /* End of used area in RAM */
+#define CONFIG_SYS_GBL_DATA_SIZE	0x100 /* num bytes initial data */
+#define CONFIG_SYS_GBL_DATA_OFFSET	\
+	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
+
+/*
+ * Local Bus Configuration & Clock Setup
+ */
+#define CONFIG_SYS_LCRR_DBYP		LCRR_DBYP
+#define CONFIG_SYS_LCRR_CLKDIV		LCRR_CLKDIV_2
+#define CONFIG_SYS_LBC_LBCR		0x00040000
+
+/*
+ * FLASH on the Local Bus
+ */
+#define CONFIG_SYS_FLASH_CFI		/* use the Common Flash Interface */
+#define CONFIG_FLASH_CFI_DRIVER		/* use the CFI driver */
+#define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
+
+#define CONFIG_SYS_FLASH_BASE		0xFC000000 /* FLASH base address */
+#define CONFIG_SYS_FLASH_SIZE		64 /* FLASH size is 64M */
+#define CONFIG_SYS_FLASH_PROTECTION	1 /* Use h/w Flash protection. */
+
+/* Window base at flash base */
+#define CONFIG_SYS_LBLAWBAR0_PRELIM	CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_LBLAWAR0_PRELIM	(LBLAWAR_EN | LBLAWAR_64MB)
+
+#define CONFIG_SYS_BR0_PRELIM	(\
+		CONFIG_SYS_FLASH_BASE	/* Flash Base address */	|\
+		(2 << BR_PS_SHIFT)	/* 16 bit port size */		|\
+		BR_V)			/* valid */
+#define CONFIG_SYS_OR0_PRELIM	((~(CONFIG_SYS_FLASH_SIZE - 1) << 20) \
+				| OR_UPM_XAM \
+				| OR_GPCM_CSNT \
+				| OR_GPCM_ACS_DIV2 \
+				| OR_GPCM_XACS \
+				| OR_GPCM_SCY_4 \
+				| OR_GPCM_TRLX \
+				| OR_GPCM_EHTR \
+				| OR_GPCM_EAD)
+
+#define CONFIG_SYS_MAX_FLASH_BANKS	1 /* number of banks */
+#define CONFIG_SYS_MAX_FLASH_SECT	512
+
+/* Flash Erase Timeout (ms) */
+#define CONFIG_SYS_FLASH_ERASE_TOUT	(1000 * 1024)
+/* Flash Write Timeout (ms) */
+#define CONFIG_SYS_FLASH_WRITE_TOUT	(500 * 1024)
+
+/*
+ * SJA1000 CAN controller on Local Bus
+ */
+#define CONFIG_SYS_SJA1000_BASE		0xFBFF0000
+#define CONFIG_SYS_BR1_PRELIM	( CONFIG_SYS_SJA1000_BASE \
+				| (1 << BR_PS_SHIFT)	/* 8 bit port size */ \
+				| BR_V )		/* valid */
+#define CONFIG_SYS_OR1_PRELIM	( 0xFFFF8000		/* length 32K */ \
+				| OR_GPCM_SCY_5 \
+				| OR_GPCM_EHTR)
+				/* 0xFFFF8052 */
+
+#define CONFIG_SYS_LBLAWBAR1_PRELIM	CONFIG_SYS_SJA1000_BASE
+#define CONFIG_SYS_LBLAWAR1_PRELIM	(LBLAWAR_EN | LBLAWAR_32KB)
+
+/*
+ * CPLD on Local Bus
+ */
+#define CONFIG_SYS_CPLD_BASE		0xFBFF8000
+#define CONFIG_SYS_BR2_PRELIM	( CONFIG_SYS_CPLD_BASE \
+				| (1 << BR_PS_SHIFT)	/* 8 bit port size */ \
+				| BR_V )		/* valid */
+#define CONFIG_SYS_OR2_PRELIM	( 0xFFFF8000		/* length 32K */ \
+				| OR_GPCM_SCY_4 \
+				| OR_GPCM_EHTR)
+				/* 0xFFFF8042 */
+
+#define CONFIG_SYS_LBLAWBAR2_PRELIM	CONFIG_SYS_CPLD_BASE
+#define CONFIG_SYS_LBLAWAR2_PRELIM	(LBLAWAR_EN | LBLAWAR_32KB)
+
+/*
+ * Serial Port
+ */
+#define CONFIG_CONS_INDEX	1
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	1
+#define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)
+
+#define CONFIG_SYS_BAUDRATE_TABLE  \
+	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
+
+#define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_IMMR + 0x4500)
+#define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_IMMR + 0x4600)
+
+/* Use the HUSH parser */
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
+
+/* Pass open firmware flat tree */
+#define CONFIG_OF_LIBFDT	1
+#define CONFIG_OF_BOARD_SETUP	1
+#define CONFIG_OF_STDOUT_VIA_ALIAS	1
+
+/* I2C */
+#define CONFIG_HARD_I2C		/* I2C with hardware support */
+#define CONFIG_FSL_I2C
+#define CONFIG_I2C_MULTI_BUS
+#define CONFIG_SYS_I2C_SPEED	400000 /* I2C speed and slave address */
+#define CONFIG_SYS_I2C_SLAVE	0x7F
+#define CONFIG_SYS_I2C_OFFSET	0x3000
+#define CONFIG_SYS_I2C2_OFFSET	0x3100
+
+/*
+ * General PCI
+ * Addresses are mapped 1-1.
+ */
+#define CONFIG_SYS_PCIE1_BASE		0xA0000000
+#define CONFIG_SYS_PCIE1_MEM_BASE	0xA0000000
+#define CONFIG_SYS_PCIE1_MEM_PHYS	0xA0000000
+#define CONFIG_SYS_PCIE1_MEM_SIZE	0x10000000
+#define CONFIG_SYS_PCIE1_CFG_BASE	0xB0000000
+#define CONFIG_SYS_PCIE1_CFG_SIZE	0x01000000
+#define CONFIG_SYS_PCIE1_IO_BASE	0x00000000
+#define CONFIG_SYS_PCIE1_IO_PHYS	0xB1000000
+#define CONFIG_SYS_PCIE1_IO_SIZE	0x00800000
+
+/* enable PCIE clock */
+#define CONFIG_SYS_SCCR_PCIEXP1CM	1
+
+#define CONFIG_PCI
+#define CONFIG_PCIE
+
+#define CONFIG_PCI_PNP		/* do pci plug-and-play */
+
+#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1957	/* Freescale */
+#define CONFIG_83XX_GENERIC_PCIE_REGISTER_HOSES 1
+
+/*
+ * TSEC
+ */
+#define CONFIG_NET_MULTI
+#define CONFIG_TSEC_ENET	/* TSEC ethernet support */
+#define CONFIG_SYS_TSEC1_OFFSET	0x24000
+#define CONFIG_SYS_TSEC1	(CONFIG_SYS_IMMR+CONFIG_SYS_TSEC1_OFFSET)
+#define CONFIG_SYS_TSEC2_OFFSET	0x25000
+#define CONFIG_SYS_TSEC2	(CONFIG_SYS_IMMR+CONFIG_SYS_TSEC2_OFFSET)
+
+/*
+ * TSEC ethernet configuration
+ */
+#define CONFIG_MII		1 /* MII PHY management */
+#define CONFIG_TSEC1_NAME	"eTSEC0"
+#define CONFIG_TSEC2_NAME	"eTSEC1"
+#define TSEC1_PHY_ADDR		1
+#define TSEC2_PHY_ADDR		2
+#define TSEC1_PHYIDX		0
+#define TSEC2_PHYIDX		0
+#define TSEC1_FLAGS		0
+#define TSEC2_FLAGS		0
+
+/* Options are: eTSEC[0-1] */
+#define CONFIG_ETHPRIME		"eTSEC0"
+
+/*
+ * Environment
+ */
+#define CONFIG_ENV_IS_IN_FLASH	1
+#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + \
+				 CONFIG_SYS_MONITOR_LEN)
+#define CONFIG_ENV_SECT_SIZE	0x20000 /* 128K(one sector) for env */
+#define CONFIG_ENV_SIZE		0x2000
+#define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE_REDUND	CONFIG_ENV_SIZE
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
+#define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_BOOTFILESIZE
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_PCI
+#define CONFIG_CMD_PING
+
+#define CONFIG_CMDLINE_EDITING	1	/* add command line history */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP		/* undef to save memory */
+#define CONFIG_SYS_LOAD_ADDR		0x2000000 /* default load address */
+#define CONFIG_SYS_PROMPT		"=> "	/* Monitor Command Prompt */
+
+#define CONFIG_SYS_CBSIZE	1024 /* Console I/O Buffer Size */
+
+/* Print Buffer Size */
+#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_SYS_HZ		1000	/* decrementer freq: 1ms ticks */
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define CONFIG_SYS_BOOTMAPSZ	(8 << 20) /* Initial Memory map for Linux */
+
+/*
+ * Core HID Setup
+ */
+#define CONFIG_SYS_HID0_INIT	0x000000000
+#define CONFIG_SYS_HID0_FINAL	(HID0_ENABLE_MACHINE_CHECK | \
+				 HID0_ENABLE_INSTRUCTION_CACHE | \
+				 HID0_ENABLE_DYNAMIC_POWER_MANAGMENT)
+#define CONFIG_SYS_HID2		HID2_HBE
+
+/*
+ * MMU Setup
+ */
+
+/* DDR: cache cacheable */
+#define CONFIG_SYS_IBAT0L	(CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | \
+					BATL_MEMCOHERENCE)
+#define CONFIG_SYS_IBAT0U	(CONFIG_SYS_SDRAM_BASE | BATU_BL_128M | \
+					BATU_VS | BATU_VP)
+#define CONFIG_SYS_DBAT0L	CONFIG_SYS_IBAT0L
+#define CONFIG_SYS_DBAT0U	CONFIG_SYS_IBAT0U
+
+/* IMMRBAR, PCI IO and NAND: cache-inhibit and guarded */
+#define CONFIG_SYS_IBAT1L	(CONFIG_SYS_IMMR | BATL_PP_10 | \
+			BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
+#define CONFIG_SYS_IBAT1U	(CONFIG_SYS_IMMR | BATU_BL_8M | BATU_VS | \
+					BATU_VP)
+#define CONFIG_SYS_DBAT1L	CONFIG_SYS_IBAT1L
+#define CONFIG_SYS_DBAT1U	CONFIG_SYS_IBAT1U
+
+/* FLASH: icache cacheable, but dcache-inhibit and guarded */
+#define CONFIG_SYS_IBAT2L	(CONFIG_SYS_FLASH_BASE | BATL_PP_10 | \
+					BATL_MEMCOHERENCE)
+#define CONFIG_SYS_IBAT2U	(CONFIG_SYS_FLASH_BASE | BATU_BL_8M | \
+					BATU_VS | BATU_VP)
+#define CONFIG_SYS_DBAT2L	(CONFIG_SYS_FLASH_BASE | BATL_PP_10 | \
+					BATL_CACHEINHIBIT | \
+					BATL_GUARDEDSTORAGE)
+#define CONFIG_SYS_DBAT2U	CONFIG_SYS_IBAT2U
+
+/* Stack in dcache: cacheable, no memory coherence */
+#define CONFIG_SYS_IBAT3L	(CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10)
+#define CONFIG_SYS_IBAT3U	(CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | \
+					BATU_VS | BATU_VP)
+#define CONFIG_SYS_DBAT3L	CONFIG_SYS_IBAT3L
+#define CONFIG_SYS_DBAT3U	CONFIG_SYS_IBAT3U
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD	0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM	0x02 /* Software reboot */
+
+/*
+ * Environment Configuration
+ */
+
+#define CONFIG_ENV_OVERWRITE
+
+#if defined(CONFIG_TSEC_ENET)
+#define CONFIG_HAS_ETH0
+#define CONFIG_HAS_ETH1
+#endif
+
+#define CONFIG_BAUDRATE 115200
+
+#define CONFIG_LOADADDR	800000	/* default location for tftp and bootm */
+
+#define CONFIG_BOOTDELAY	5	/* -1 disables auto-boot */
+
+#define xstr(s)	str(s)
+#define str(s)	#s
+
+#define	CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"consoledev=ttyS0\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 ${bootargs}"				\
+		" console=${consoledev},${baudrate}\0"			\
+	"addmtd=setenv bootargs ${bootargs} ${mtdparts}\0"		\
+	"addmisc=setenv bootargs ${bootargs}\0"				\
+	"kernel_addr=FC0A0000\0"					\
+	"fdt_addr=FC2A0000\0"						\
+	"ramdisk_addr=FC2C0000\0"					\
+	"u-boot=mpc8308_p1m/u-boot.bin\0"				\
+	"kernel_addr_r=1000000\0"					\
+	"fdt_addr_r=C00000\0"						\
+	"hostname=mpc8308_p1m\0"					\
+	"bootfile=mpc8308_p1m/uImage\0"					\
+	"fdtfile=mpc8308_p1m/mpc8308_p1m.dtb\0"				\
+	"rootpath=/opt/eldk-4.2/ppc_6xx\0"				\
+	"flash_self=run ramargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"	\
+	"flash_nfs=run nfsargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr} - ${fdt_addr}\0"			\
+	"net_nfs=tftp ${kernel_addr_r} ${bootfile};"			\
+		"tftp ${fdt_addr_r} ${fdtfile};"			\
+		"run nfsargs addip addtty addmtd addmisc;"		\
+		"bootm ${kernel_addr_r} - ${fdt_addr_r}\0"		\
+	"bootcmd=run flash_self\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"						\
+
+#endif	/* __CONFIG_H */
--

-- 
1.6.2.5

Gmane