added boot script files to repository

4 files changed, 484 insertions, 0 deletions

diff --git a/u-boot/board/sbc8641d/Makefile b/u-boot/board/sbc8641d/Makefile
new file mode 100644
index 0000000..433c132
--- /dev/null
+++ b/u-boot/board/sbc8641d/Makefile
@@ -0,0 +1,53 @@
+#
+# (C) Copyright 2001
+# Wolfgang Denk, DENX Software Engineering, wd@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).o
+
+COBJS-y	+= $(BOARD).o
+COBJS-y	+= law.o
+COBJS-$(CONFIG_FSL_DDR2) += ddr.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS-y))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(call cmd_link_o_target, $(OBJS))
+
+clean:
+	rm -f $(OBJS) $(SOBJS)
+
+.PHONY: distclean
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude ($obj).depend
+
+#########################################################################
diff --git a/u-boot/board/sbc8641d/ddr.c b/u-boot/board/sbc8641d/ddr.c
new file mode 100644
index 0000000..23497f9
--- /dev/null
+++ b/u-boot/board/sbc8641d/ddr.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * Version 2 as published by the Free Software Foundation.
+ */
+
+#include <common.h>
+#include <i2c.h>
+
+#include <asm/fsl_ddr_sdram.h>
+#include <asm/fsl_ddr_dimm_params.h>
+
+static void
+get_spd(ddr2_spd_eeprom_t *spd, unsigned char i2c_address)
+{
+	i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr2_spd_eeprom_t));
+}
+
+unsigned int fsl_ddr_get_mem_data_rate(void)
+{
+	return get_bus_freq(0);
+}
+
+void fsl_ddr_get_spd(ddr2_spd_eeprom_t *ctrl_dimms_spd,
+		      unsigned int ctrl_num)
+{
+	unsigned int i;
+	unsigned int i2c_address = 0;
+
+	for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) {
+		if (ctrl_num == 0 && i == 0) {
+			i2c_address = SPD_EEPROM_ADDRESS1;
+		}
+		if (ctrl_num == 0 && i == 1) {
+			i2c_address = SPD_EEPROM_ADDRESS2;
+		}
+		if (ctrl_num == 1 && i == 0) {
+			i2c_address = SPD_EEPROM_ADDRESS3;
+		}
+		if (ctrl_num == 1 && i == 1) {
+			i2c_address = SPD_EEPROM_ADDRESS4;
+		}
+		get_spd(&(ctrl_dimms_spd[i]), i2c_address);
+	}
+}
+
+void fsl_ddr_board_options(memctl_options_t *popts,
+				dimm_params_t *pdimm,
+				unsigned int ctrl_num)
+{
+	/*
+	 * Factors to consider for clock adjust:
+	 *	- number of chips on bus
+	 *	- position of slot
+	 *	- DDR1 vs. DDR2?
+	 *	- ???
+	 *
+	 * This needs to be determined on a board-by-board basis.
+	 *	0110	3/4 cycle late
+	 *	0111	7/8 cycle late
+	 */
+	popts->clk_adjust = 7;
+
+	/*
+	 * Factors to consider for CPO:
+	 *	- frequency
+	 *	- ddr1 vs. ddr2
+	 */
+	popts->cpo_override = 10;
+
+	/*
+	 * Factors to consider for write data delay:
+	 *	- number of DIMMs
+	 *
+	 * 1 = 1/4 clock delay
+	 * 2 = 1/2 clock delay
+	 * 3 = 3/4 clock delay
+	 * 4 = 1   clock delay
+	 * 5 = 5/4 clock delay
+	 * 6 = 3/2 clock delay
+	 */
+	popts->write_data_delay = 3;
+
+	/*
+	 * Factors to consider for half-strength driver enable:
+	 *	- number of DIMMs installed
+	 */
+	popts->half_strength_driver_enable = 0;
+}
diff --git a/u-boot/board/sbc8641d/law.c b/u-boot/board/sbc8641d/law.c
new file mode 100644
index 0000000..14259d6
--- /dev/null
+++ b/u-boot/board/sbc8641d/law.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc.
+ *
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@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 <common.h>
+#include <asm/fsl_law.h>
+#include <asm/mmu.h>
+
+/*
+ * LAW (Local Access Window) configuration:
+ *
+ * 0x0000_0000	DDR			256M
+ * 0x1000_0000	DDR2			256M
+ * 0x8000_0000	PCIE1 MEM		512M
+ * 0xa000_0000	PCIE2 MEM		512M
+ * 0xc000_0000	RapidIO			512M
+ * 0xe200_0000	PCIE1 IO		16M
+ * 0xe300_0000	PCIE2 IO		16M
+ * 0xf800_0000	CCSRBAR			2M
+ * 0xfe00_0000	FLASH (boot bank)	32M
+ *
+ */
+
+
+struct law_entry law_table[] = {
+#if !defined(CONFIG_SPD_EEPROM)
+	SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_DDR_1),
+	SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000,
+		 LAW_SIZE_256M, LAW_TRGT_IF_DDR_2),
+#endif
+	SET_LAW(0xf8000000, LAW_SIZE_2M, LAW_TRGT_IF_LBC),
+	SET_LAW(0xfe000000, LAW_SIZE_32M, LAW_TRGT_IF_LBC),
+};
+
+int num_law_entries = ARRAY_SIZE(law_table);
diff --git a/u-boot/board/sbc8641d/sbc8641d.c b/u-boot/board/sbc8641d/sbc8641d.c
new file mode 100644
index 0000000..5c30b26
--- /dev/null
+++ b/u-boot/board/sbc8641d/sbc8641d.c
@@ -0,0 +1,284 @@
+/*
+ * Copyright 2007 Wind River Systemes, Inc. <www.windriver.com>
+ * Copyright 2007 Embedded Specialties, Inc.
+ * Joe Hamman joe.hamman@embeddedspecialties.com
+ *
+ * Copyright 2004 Freescale Semiconductor.
+ * Jeff Brown
+ * Srikanth Srinivasan (srikanth.srinivasan@freescale.com)
+ *
+ * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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 <command.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <asm/immap_86xx.h>
+#include <asm/fsl_pci.h>
+#include <asm/fsl_ddr_sdram.h>
+#include <asm/fsl_serdes.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+
+long int fixed_sdram (void);
+
+int board_early_init_f (void)
+{
+	return 0;
+}
+
+int checkboard (void)
+{
+	puts ("Board: Wind River SBC8641D\n");
+
+	return 0;
+}
+
+phys_size_t initdram (int board_type)
+{
+	long dram_size = 0;
+
+#if defined(CONFIG_SPD_EEPROM)
+	dram_size = fsl_ddr_sdram();
+#else
+	dram_size = fixed_sdram ();
+#endif
+
+	puts ("    DDR: ");
+	return dram_size;
+}
+
+#if defined(CONFIG_SYS_DRAM_TEST)
+int testdram (void)
+{
+	uint *pstart = (uint *) CONFIG_SYS_MEMTEST_START;
+	uint *pend = (uint *) CONFIG_SYS_MEMTEST_END;
+	uint *p;
+
+	puts ("SDRAM test phase 1:\n");
+	for (p = pstart; p < pend; p++)
+		*p = 0xaaaaaaaa;
+
+	for (p = pstart; p < pend; p++) {
+		if (*p != 0xaaaaaaaa) {
+			printf ("SDRAM test fails at: %08x\n", (uint) p);
+			return 1;
+		}
+	}
+
+	puts ("SDRAM test phase 2:\n");
+	for (p = pstart; p < pend; p++)
+		*p = 0x55555555;
+
+	for (p = pstart; p < pend; p++) {
+		if (*p != 0x55555555) {
+			printf ("SDRAM test fails at: %08x\n", (uint) p);
+			return 1;
+		}
+	}
+
+	puts ("SDRAM test passed.\n");
+	return 0;
+}
+#endif
+
+#if !defined(CONFIG_SPD_EEPROM)
+/*
+ * Fixed sdram init -- doesn't use serial presence detect.
+ */
+long int fixed_sdram (void)
+{
+#if !defined(CONFIG_SYS_RAMBOOT)
+	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+	volatile ccsr_ddr_t *ddr = &immap->im_ddr1;
+
+	ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
+	ddr->cs1_bnds = CONFIG_SYS_DDR_CS1_BNDS;
+	ddr->cs2_bnds = CONFIG_SYS_DDR_CS2_BNDS;
+	ddr->cs3_bnds = CONFIG_SYS_DDR_CS3_BNDS;
+	ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
+	ddr->cs1_config = CONFIG_SYS_DDR_CS1_CONFIG;
+	ddr->cs2_config = CONFIG_SYS_DDR_CS2_CONFIG;
+	ddr->cs3_config = CONFIG_SYS_DDR_CS3_CONFIG;
+	ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
+	ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
+	ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+	ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+	ddr->sdram_cfg = CONFIG_SYS_DDR_CFG_1A;
+	ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CFG_2;
+	ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
+	ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
+	ddr->sdram_mode_cntl = CONFIG_SYS_DDR_MODE_CTL;
+	ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
+	ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
+	ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
+
+	asm ("sync;isync");
+
+	udelay (500);
+
+	ddr->sdram_cfg = CONFIG_SYS_DDR_CFG_1B;
+	asm ("sync; isync");
+
+	udelay (500);
+	ddr = &immap->im_ddr2;
+
+	ddr->cs0_bnds = CONFIG_SYS_DDR2_CS0_BNDS;
+	ddr->cs1_bnds = CONFIG_SYS_DDR2_CS1_BNDS;
+	ddr->cs2_bnds = CONFIG_SYS_DDR2_CS2_BNDS;
+	ddr->cs3_bnds = CONFIG_SYS_DDR2_CS3_BNDS;
+	ddr->cs0_config = CONFIG_SYS_DDR2_CS0_CONFIG;
+	ddr->cs1_config = CONFIG_SYS_DDR2_CS1_CONFIG;
+	ddr->cs2_config = CONFIG_SYS_DDR2_CS2_CONFIG;
+	ddr->cs3_config = CONFIG_SYS_DDR2_CS3_CONFIG;
+	ddr->timing_cfg_3 = CONFIG_SYS_DDR2_EXT_REFRESH;
+	ddr->timing_cfg_0 = CONFIG_SYS_DDR2_TIMING_0;
+	ddr->timing_cfg_1 = CONFIG_SYS_DDR2_TIMING_1;
+	ddr->timing_cfg_2 = CONFIG_SYS_DDR2_TIMING_2;
+	ddr->sdram_cfg = CONFIG_SYS_DDR2_CFG_1A;
+	ddr->sdram_cfg_2 = CONFIG_SYS_DDR2_CFG_2;
+	ddr->sdram_mode = CONFIG_SYS_DDR2_MODE_1;
+	ddr->sdram_mode_2 = CONFIG_SYS_DDR2_MODE_2;
+	ddr->sdram_mode_cntl = CONFIG_SYS_DDR2_MODE_CTL;
+	ddr->sdram_interval = CONFIG_SYS_DDR2_INTERVAL;
+	ddr->sdram_data_init = CONFIG_SYS_DDR2_DATA_INIT;
+	ddr->sdram_clk_cntl = CONFIG_SYS_DDR2_CLK_CTRL;
+
+	asm ("sync;isync");
+
+	udelay (500);
+
+	ddr->sdram_cfg = CONFIG_SYS_DDR2_CFG_1B;
+	asm ("sync; isync");
+
+	udelay (500);
+#endif
+	return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
+}
+#endif				/* !defined(CONFIG_SPD_EEPROM) */
+
+#if defined(CONFIG_PCI)
+/*
+ * Initialize PCI Devices, report devices found.
+ */
+
+void pci_init_board(void)
+{
+	fsl_pcie_init_board(0);
+}
+#endif /* CONFIG_PCI */
+
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup (void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+
+	FT_FSL_PCI_SETUP;
+}
+#endif
+
+void sbc8641d_reset_board (void)
+{
+	puts ("Resetting board....\n");
+}
+
+/*
+ * get_board_sys_clk
+ *      Clock is fixed at 1GHz on this board. Used for CONFIG_SYS_CLK_FREQ
+ */
+
+unsigned long get_board_sys_clk (ulong dummy)
+{
+	int i;
+	ulong val = 0;
+
+	i = 5;
+	i &= 0x07;
+
+	switch (i) {
+	case 0:
+		val = 33000000;
+		break;
+	case 1:
+		val = 40000000;
+		break;
+	case 2:
+		val = 50000000;
+		break;
+	case 3:
+		val = 66000000;
+		break;
+	case 4:
+		val = 83000000;
+		break;
+	case 5:
+		val = 100000000;
+		break;
+	case 6:
+		val = 134000000;
+		break;
+	case 7:
+		val = 166000000;
+		break;
+	}
+
+	return val;
+}
+
+void board_reset(void)
+{
+#ifdef CONFIG_SYS_RESET_ADDRESS
+	ulong addr = CONFIG_SYS_RESET_ADDRESS;
+
+	/* flush and disable I/D cache */
+	__asm__ __volatile__ ("mfspr	3, 1008"	::: "r3");
+	__asm__ __volatile__ ("ori	5, 5, 0xcc00"	::: "r5");
+	__asm__ __volatile__ ("ori	4, 3, 0xc00"	::: "r4");
+	__asm__ __volatile__ ("andc	5, 3, 5"	::: "r5");
+	__asm__ __volatile__ ("sync");
+	__asm__ __volatile__ ("mtspr	1008, 4");
+	__asm__ __volatile__ ("isync");
+	__asm__ __volatile__ ("sync");
+	__asm__ __volatile__ ("mtspr	1008, 5");
+	__asm__ __volatile__ ("isync");
+	__asm__ __volatile__ ("sync");
+
+	/*
+	 * SRR0 has system reset vector, SRR1 has default MSR value
+	 * rfi restores MSR from SRR1 and sets the PC to the SRR0 value
+	 */
+	__asm__ __volatile__ ("mtspr	26, %0"		:: "r" (addr));
+	__asm__ __volatile__ ("li	4, (1 << 6)"	::: "r4");
+	__asm__ __volatile__ ("mtspr	27, 4");
+	__asm__ __volatile__ ("rfi");
+#endif
+}
+
+#ifdef CONFIG_MP
+extern void cpu_mp_lmb_reserve(struct lmb *lmb);
+
+void board_lmb_reserve(struct lmb *lmb)
+{
+	cpu_mp_lmb_reserve(lmb);
+}
+#endif