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-rw-r--r--board/freescale/mpc8323erdb/Makefile50
-rw-r--r--board/freescale/mpc8323erdb/config.mk28
-rw-r--r--board/freescale/mpc8323erdb/mpc8323erdb.c217
3 files changed, 295 insertions, 0 deletions
diff --git a/board/freescale/mpc8323erdb/Makefile b/board/freescale/mpc8323erdb/Makefile
new file mode 100644
index 0000000..acc9544
--- /dev/null
+++ b/board/freescale/mpc8323erdb/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2006
+# 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).a
+
+COBJS := $(BOARD).o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS)
+
+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/freescale/mpc8323erdb/config.mk b/board/freescale/mpc8323erdb/config.mk
new file mode 100644
index 0000000..fe0d37d
--- /dev/null
+++ b/board/freescale/mpc8323erdb/config.mk
@@ -0,0 +1,28 @@
+#
+# (C) Copyright 2006
+# 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
+#
+
+#
+# MPC8323ERDB
+#
+
+TEXT_BASE = 0xFE000000
diff --git a/board/freescale/mpc8323erdb/mpc8323erdb.c b/board/freescale/mpc8323erdb/mpc8323erdb.c
new file mode 100644
index 0000000..1886f19
--- /dev/null
+++ b/board/freescale/mpc8323erdb/mpc8323erdb.c
@@ -0,0 +1,217 @@
+/*
+ * Copyright (C) 2007 Freescale Semiconductor, Inc.
+ *
+ * Michael Barkowski <michael.barkowski@freescale.com>
+ * Based on mpc832xmds file by Dave Liu <daveliu@freescale.com>
+ *
+ * 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 <ioports.h>
+#include <mpc83xx.h>
+#include <i2c.h>
+#include <spd.h>
+#include <miiphy.h>
+#include <command.h>
+#include <libfdt.h>
+#include <libfdt_env.h>
+#if defined(CONFIG_PCI)
+#include <pci.h>
+#endif
+#if defined(CONFIG_SPD_EEPROM)
+#include <spd_sdram.h>
+#else
+#include <asm/mmu.h>
+#endif
+
+const qe_iop_conf_t qe_iop_conf_tab[] = {
+ /* UCC3 */
+ {1, 0, 1, 0, 1}, /* TxD0 */
+ {1, 1, 1, 0, 1}, /* TxD1 */
+ {1, 2, 1, 0, 1}, /* TxD2 */
+ {1, 3, 1, 0, 1}, /* TxD3 */
+ {1, 9, 1, 0, 1}, /* TxER */
+ {1, 12, 1, 0, 1}, /* TxEN */
+ {3, 24, 2, 0, 1}, /* TxCLK->CLK10 */
+
+ {1, 4, 2, 0, 1}, /* RxD0 */
+ {1, 5, 2, 0, 1}, /* RxD1 */
+ {1, 6, 2, 0, 1}, /* RxD2 */
+ {1, 7, 2, 0, 1}, /* RxD3 */
+ {1, 8, 2, 0, 1}, /* RxER */
+ {1, 10, 2, 0, 1}, /* RxDV */
+ {0, 13, 2, 0, 1}, /* RxCLK->CLK9 */
+ {1, 11, 2, 0, 1}, /* COL */
+ {1, 13, 2, 0, 1}, /* CRS */
+
+ /* UCC2 */
+ {0, 18, 1, 0, 1}, /* TxD0 */
+ {0, 19, 1, 0, 1}, /* TxD1 */
+ {0, 20, 1, 0, 1}, /* TxD2 */
+ {0, 21, 1, 0, 1}, /* TxD3 */
+ {0, 27, 1, 0, 1}, /* TxER */
+ {0, 30, 1, 0, 1}, /* TxEN */
+ {3, 23, 2, 0, 1}, /* TxCLK->CLK3 */
+
+ {0, 22, 2, 0, 1}, /* RxD0 */
+ {0, 23, 2, 0, 1}, /* RxD1 */
+ {0, 24, 2, 0, 1}, /* RxD2 */
+ {0, 25, 2, 0, 1}, /* RxD3 */
+ {0, 26, 1, 0, 1}, /* RxER */
+ {0, 28, 2, 0, 1}, /* Rx_DV */
+ {3, 21, 2, 0, 1}, /* RxCLK->CLK16 */
+ {0, 29, 2, 0, 1}, /* COL */
+ {0, 31, 2, 0, 1}, /* CRS */
+
+ {3, 4, 3, 0, 2}, /* MDIO */
+ {3, 5, 1, 0, 2}, /* MDC */
+
+ {0, 0, 0, 0, QE_IOP_TAB_END}, /* END of table */
+};
+
+int board_early_init_f(void)
+{
+ return 0;
+}
+
+int fixed_sdram(void);
+
+long int initdram(int board_type)
+{
+ volatile immap_t *im = (immap_t *) CFG_IMMR;
+ u32 msize = 0;
+
+ if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
+ return -1;
+
+ /* DDR SDRAM - Main SODIMM */
+ im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR;
+
+ msize = fixed_sdram();
+
+ puts("\n DDR RAM: ");
+
+ /* return total bus SDRAM size(bytes) -- DDR */
+ return (msize * 1024 * 1024);
+}
+
+/*************************************************************************
+ * fixed sdram init -- doesn't use serial presence detect.
+ ************************************************************************/
+int fixed_sdram(void)
+{
+ volatile immap_t *im = (immap_t *) CFG_IMMR;
+ u32 msize = 0;
+ u32 ddr_size;
+ u32 ddr_size_log2;
+
+ msize = CFG_DDR_SIZE;
+ for (ddr_size = msize << 20, ddr_size_log2 = 0;
+ (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) {
+ if (ddr_size & 1) {
+ return -1;
+ }
+ }
+ im->sysconf.ddrlaw[0].ar =
+ LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
+ im->ddr.sdram_clk_cntl = CFG_DDR_CLK_CNTL;
+ im->ddr.csbnds[0].csbnds = CFG_DDR_CS0_BNDS;
+ im->ddr.cs_config[0] = CFG_DDR_CS0_CONFIG;
+ im->ddr.timing_cfg_0 = CFG_DDR_TIMING_0;
+ im->ddr.timing_cfg_1 = CFG_DDR_TIMING_1;
+ im->ddr.timing_cfg_2 = CFG_DDR_TIMING_2;
+ im->ddr.timing_cfg_3 = CFG_DDR_TIMING_3;
+ im->ddr.sdram_cfg = CFG_DDR_SDRAM_CFG;
+ im->ddr.sdram_cfg2 = CFG_DDR_SDRAM_CFG2;
+ im->ddr.sdram_mode = CFG_DDR_MODE;
+ im->ddr.sdram_mode2 = CFG_DDR_MODE2;
+ im->ddr.sdram_interval = CFG_DDR_INTERVAL;
+ __asm__ __volatile__ ("sync");
+ udelay(200);
+
+ im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
+ __asm__ __volatile__ ("sync");
+ return msize;
+}
+
+int checkboard(void)
+{
+ puts("Board: Freescale MPC8323ERDB\n");
+ return 0;
+}
+
+static struct pci_region pci_regions[] = {
+ {
+ bus_start: CFG_PCI1_MEM_BASE,
+ phys_start: CFG_PCI1_MEM_PHYS,
+ size: CFG_PCI1_MEM_SIZE,
+ flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
+ },
+ {
+ bus_start: CFG_PCI1_MMIO_BASE,
+ phys_start: CFG_PCI1_MMIO_PHYS,
+ size: CFG_PCI1_MMIO_SIZE,
+ flags: PCI_REGION_MEM
+ },
+ {
+ bus_start: CFG_PCI1_IO_BASE,
+ phys_start: CFG_PCI1_IO_PHYS,
+ size: CFG_PCI1_IO_SIZE,
+ flags: PCI_REGION_IO
+ }
+};
+
+void pci_init_board(void)
+{
+ volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
+ volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
+ volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
+ struct pci_region *reg[] = { pci_regions };
+
+ /* Enable all 3 PCI_CLK_OUTPUTs. */
+ clk->occr |= 0xe0000000;
+
+ /* Configure PCI Local Access Windows */
+ pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
+ pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB;
+
+ pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
+ pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB;
+
+ mpc83xx_pci_init(1, reg, 0);
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+
+/*
+ * Prototypes of functions that we use.
+ */
+void ft_cpu_setup(void *blob, bd_t *bd);
+
+#ifdef CONFIG_PCI
+void ft_pci_setup(void *blob, bd_t *bd);
+#endif
+
+void
+ft_board_setup(void *blob, bd_t *bd)
+{
+ int nodeoffset;
+ int tmp[2];
+
+ nodeoffset = fdt_find_node_by_path(blob, "/memory");
+ if (nodeoffset >= 0) {
+ tmp[0] = cpu_to_be32(bd->bi_memstart);
+ tmp[1] = cpu_to_be32(bd->bi_memsize);
+ fdt_setprop(blob, nodeoffset, "reg", tmp, sizeof(tmp));
+ }
+
+ ft_cpu_setup(blob, bd);
+
+#ifdef CONFIG_PCI
+ ft_pci_setup(blob, bd);
+#endif
+}
+#endif /* CONFIG_OF_BOARD_SETUP */
generated by cgit v1.1 at 2024-11-28 02:40:52 +0000