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-rw-r--r--board/keymile/mgcoge/Makefile53
-rw-r--r--board/keymile/mgcoge/config.mk24
-rw-r--r--board/keymile/mgcoge/mgcoge.c349
3 files changed, 426 insertions, 0 deletions
diff --git a/board/keymile/mgcoge/Makefile b/board/keymile/mgcoge/Makefile
new file mode 100644
index 0000000..0cad821
--- /dev/null
+++ b/board/keymile/mgcoge/Makefile
@@ -0,0 +1,53 @@
+#
+# (C) Copyright 2001-2007
+# 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 $(TOPDIR)/config.mk
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)../common)
+endif
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS := $(BOARD).o ../common/common.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 $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/keymile/mgcoge/config.mk b/board/keymile/mgcoge/config.mk
new file mode 100644
index 0000000..143bc9f
--- /dev/null
+++ b/board/keymile/mgcoge/config.mk
@@ -0,0 +1,24 @@
+#
+# (C) Copyright 2007
+# Heiko Schocher, DENX Software Engineering, hs@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
+#
+
+TEXT_BASE = 0xFE000000
diff --git a/board/keymile/mgcoge/mgcoge.c b/board/keymile/mgcoge/mgcoge.c
new file mode 100644
index 0000000..6dda920
--- /dev/null
+++ b/board/keymile/mgcoge/mgcoge.c
@@ -0,0 +1,349 @@
+/*
+ * (C) Copyright 2007 - 2008
+ * Heiko Schocher, DENX Software Engineering, hs@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 <mpc8260.h>
+#include <ioports.h>
+#include <malloc.h>
+#include <asm/io.h>
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#endif
+
+#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
+#include <i2c.h>
+#endif
+
+extern int ivm_read_eeprom (void);
+/*
+ * I/O Port configuration table
+ *
+ * if conf is 1, then that port pin will be configured at boot time
+ * according to the five values podr/pdir/ppar/psor/pdat for that entry
+ */
+const iop_conf_t iop_conf_tab[4][32] = {
+
+ /* Port A */
+ { /* conf ppar psor pdir podr pdat */
+ /* PA31 */ { 0, 0, 0, 0, 0, 0 }, /* PA31 */
+ /* PA30 */ { 0, 0, 0, 0, 0, 0 }, /* PA30 */
+ /* PA29 */ { 0, 0, 0, 0, 0, 0 }, /* PA29 */
+ /* PA28 */ { 0, 0, 0, 0, 0, 0 }, /* PA28 */
+ /* PA27 */ { 0, 0, 0, 0, 0, 0 }, /* PA27 */
+ /* PA26 */ { 0, 0, 0, 0, 0, 0 }, /* PA26 */
+ /* PA25 */ { 0, 0, 0, 0, 0, 0 }, /* PA25 */
+ /* PA24 */ { 0, 0, 0, 0, 0, 0 }, /* PA24 */
+ /* PA23 */ { 0, 0, 0, 0, 0, 0 }, /* PA23 */
+ /* PA22 */ { 0, 0, 0, 0, 0, 0 }, /* PA22 */
+ /* PA21 */ { 0, 0, 0, 0, 0, 0 }, /* PA21 */
+ /* PA20 */ { 0, 0, 0, 0, 0, 0 }, /* PA20 */
+ /* PA19 */ { 0, 0, 0, 0, 0, 0 }, /* PA19 */
+ /* PA18 */ { 0, 0, 0, 0, 0, 0 }, /* PA18 */
+ /* PA17 */ { 0, 0, 0, 0, 0, 0 }, /* PA17 */
+ /* PA16 */ { 0, 0, 0, 0, 0, 0 }, /* PA16 */
+ /* PA15 */ { 0, 0, 0, 0, 0, 0 }, /* PA15 */
+ /* PA14 */ { 0, 0, 0, 0, 0, 0 }, /* PA14 */
+ /* PA13 */ { 0, 0, 0, 0, 0, 0 }, /* PA13 */
+ /* PA12 */ { 0, 0, 0, 0, 0, 0 }, /* PA12 */
+ /* PA11 */ { 0, 0, 0, 0, 0, 0 }, /* PA11 */
+ /* PA10 */ { 0, 0, 0, 0, 0, 0 }, /* PA10 */
+ /* PA9 */ { 1, 1, 0, 1, 0, 0 }, /* SMC2 TxD */
+ /* PA8 */ { 1, 1, 0, 0, 0, 0 }, /* SMC2 RxD */
+ /* PA7 */ { 0, 0, 0, 0, 0, 0 }, /* PA7 */
+ /* PA6 */ { 0, 0, 0, 0, 0, 0 }, /* PA6 */
+ /* PA5 */ { 0, 0, 0, 0, 0, 0 }, /* PA5 */
+ /* PA4 */ { 0, 0, 0, 0, 0, 0 }, /* PA4 */
+ /* PA3 */ { 0, 0, 0, 0, 0, 0 }, /* PA3 */
+ /* PA2 */ { 0, 0, 0, 0, 0, 0 }, /* PA2 */
+ /* PA1 */ { 0, 0, 0, 0, 0, 0 }, /* PA1 */
+ /* PA0 */ { 0, 0, 0, 0, 0, 0 } /* PA0 */
+ },
+
+ /* Port B */
+ { /* conf ppar psor pdir podr pdat */
+ /* PB31 */ { 0, 0, 0, 0, 0, 0 }, /* PB31 */
+ /* PB30 */ { 0, 0, 0, 0, 0, 0 }, /* PB30 */
+ /* PB29 */ { 0, 0, 0, 0, 0, 0 }, /* PB29 */
+ /* PB28 */ { 0, 0, 0, 0, 0, 0 }, /* PB28 */
+ /* PB27 */ { 0, 0, 0, 0, 0, 0 }, /* PB27 */
+ /* PB26 */ { 0, 0, 0, 0, 0, 0 }, /* PB26 */
+ /* PB25 */ { 0, 0, 0, 0, 0, 0 }, /* PB25 */
+ /* PB24 */ { 0, 0, 0, 0, 0, 0 }, /* PB24 */
+ /* PB23 */ { 0, 0, 0, 0, 0, 0 }, /* PB23 */
+ /* PB22 */ { 0, 0, 0, 0, 0, 0 }, /* PB22 */
+ /* PB21 */ { 0, 0, 0, 0, 0, 0 }, /* PB21 */
+ /* PB20 */ { 0, 0, 0, 0, 0, 0 }, /* PB20 */
+ /* PB19 */ { 0, 0, 0, 0, 0, 0 }, /* PB19 */
+ /* PB18 */ { 0, 0, 0, 0, 0, 0 }, /* PB18 */
+ /* PB17 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB16 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB15 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB14 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB13 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB12 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB11 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB10 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB9 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB8 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB7 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB6 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB5 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB4 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* non-existent */
+ },
+
+ /* Port C */
+ { /* conf ppar psor pdir podr pdat */
+ /* PC31 */ { 0, 0, 0, 0, 0, 0 }, /* PC31 */
+ /* PC30 */ { 0, 0, 0, 0, 0, 0 }, /* PC30 */
+ /* PC29 */ { 0, 0, 0, 0, 0, 0 }, /* PC29 */
+ /* PC28 */ { 0, 0, 0, 0, 0, 0 }, /* PC28 */
+ /* PC27 */ { 0, 0, 0, 0, 0, 0 }, /* PC27 */
+ /* PC26 */ { 0, 0, 0, 0, 0, 0 }, /* PC26 */
+ /* PC25 */ { 1, 1, 0, 0, 0, 0 }, /* SCC4 RxClk */
+ /* PC24 */ { 1, 1, 0, 0, 0, 0 }, /* SCC4 TxClk */
+ /* PC23 */ { 0, 0, 0, 0, 0, 0 }, /* PC23 */
+ /* PC22 */ { 0, 0, 0, 0, 0, 0 }, /* PC22 */
+ /* PC21 */ { 0, 0, 0, 0, 0, 0 }, /* PC21 */
+ /* PC20 */ { 0, 0, 0, 0, 0, 0 }, /* PC20 */
+ /* PC19 */ { 0, 0, 0, 0, 0, 0 }, /* PC19 */
+ /* PC18 */ { 0, 0, 0, 0, 0, 0 }, /* PC18 */
+ /* PC17 */ { 0, 0, 0, 0, 0, 0 }, /* PC17 */
+ /* PC16 */ { 0, 0, 0, 0, 0, 0 }, /* PC16 */
+ /* PC15 */ { 0, 0, 0, 0, 0, 0 }, /* PC15 */
+ /* PC14 */ { 0, 0, 0, 0, 0, 0 }, /* PC14 */
+ /* PC13 */ { 0, 0, 0, 0, 0, 0 }, /* PC13 */
+ /* PC12 */ { 0, 0, 0, 0, 0, 0 }, /* PC12 */
+ /* PC11 */ { 0, 0, 0, 0, 0, 0 }, /* PC11 */
+ /* PC10 */ { 0, 0, 0, 0, 0, 0 }, /* PC10 */
+ /* PC9 */ { 1, 1, 0, 0, 0, 0 }, /* SCC4: CTS */
+ /* PC8 */ { 1, 1, 0, 0, 0, 0 }, /* SCC4: CD */
+ /* PC7 */ { 0, 0, 0, 0, 0, 0 }, /* PC7 */
+ /* PC6 */ { 0, 0, 0, 0, 0, 0 }, /* PC6 */
+ /* PC5 */ { 0, 0, 0, 0, 0, 0 }, /* PC5 */
+ /* PC4 */ { 0, 0, 0, 0, 0, 0 }, /* PC4 */
+ /* PC3 */ { 0, 0, 0, 0, 0, 0 }, /* PC3 */
+ /* PC2 */ { 0, 0, 0, 0, 0, 0 }, /* PC2 */
+ /* PC1 */ { 0, 0, 0, 0, 0, 0 }, /* PC1 */
+ /* PC0 */ { 0, 0, 0, 0, 0, 0 }, /* PC0 */
+ },
+
+ /* Port D */
+ { /* conf ppar psor pdir podr pdat */
+ /* PD31 */ { 0, 0, 0, 0, 0, 0 }, /* PD31 */
+ /* PD30 */ { 0, 0, 0, 0, 0, 0 }, /* PD30 */
+ /* PD29 */ { 0, 0, 0, 0, 0, 0 }, /* PD29 */
+ /* PD28 */ { 0, 0, 0, 0, 0, 0 }, /* PD28 */
+ /* PD27 */ { 0, 0, 0, 0, 0, 0 }, /* PD27 */
+ /* PD26 */ { 0, 0, 0, 0, 0, 0 }, /* PD26 */
+ /* PD25 */ { 0, 0, 0, 0, 0, 0 }, /* PD25 */
+ /* PD24 */ { 0, 0, 0, 0, 0, 0 }, /* PD24 */
+ /* PD23 */ { 0, 0, 0, 0, 0, 0 }, /* PD23 */
+ /* PD22 */ { 1, 1, 0, 0, 0, 0 }, /* SCC4: RXD */
+ /* PD21 */ { 1, 1, 0, 1, 0, 0 }, /* SCC4: TXD */
+ /* PD20 */ { 1, 1, 0, 1, 0, 0 }, /* SCC4: RTS */
+ /* PD19 */ { 0, 0, 0, 0, 0, 0 }, /* PD19 */
+ /* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */
+ /* PD17 */ { 0, 0, 0, 0, 0, 0 }, /* PD17 */
+ /* PD16 */ { 0, 0, 0, 0, 0, 0 }, /* PD16 */
+#if defined(CONFIG_HARD_I2C)
+ /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */
+ /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */
+#else
+ /* PD15 */ { 1, 0, 0, 0, 1, 1 }, /* PD15 */
+ /* PD14 */ { 1, 0, 0, 1, 1, 1 }, /* PD14 */
+#endif
+ /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */
+ /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */
+ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */
+ /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */
+ /* PD9 */ { 0, 0, 0, 0, 0, 0 }, /* PD9 */
+ /* PD8 */ { 0, 0, 0, 0, 0, 0 }, /* PD8 */
+ /* PD7 */ { 0, 0, 0, 0, 0, 0 }, /* PD7 */
+ /* PD6 */ { 0, 0, 0, 0, 0, 0 }, /* PD6 */
+ /* PD5 */ { 0, 0, 0, 0, 0, 0 }, /* PD5 */
+ /* PD4 */ { 0, 0, 0, 0, 0, 0 }, /* PD4 */
+ /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* non-existent */
+ /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* non-existent */
+ }
+};
+
+/* Try SDRAM initialization with P/LSDMR=sdmr and ORx=orx
+ *
+ * This routine performs standard 8260 initialization sequence
+ * and calculates the available memory size. It may be called
+ * several times to try different SDRAM configurations on both
+ * 60x and local buses.
+ */
+static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
+ ulong orx, volatile uchar * base)
+{
+ volatile uchar c = 0xff;
+ volatile uint *sdmr_ptr;
+ volatile uint *orx_ptr;
+ ulong maxsize, size;
+ int i;
+
+ /* We must be able to test a location outsize the maximum legal size
+ * to find out THAT we are outside; but this address still has to be
+ * mapped by the controller. That means, that the initial mapping has
+ * to be (at least) twice as large as the maximum expected size.
+ */
+ maxsize = (1 + (~orx | 0x7fff))/* / 2*/;
+
+ sdmr_ptr = &memctl->memc_psdmr;
+ orx_ptr = &memctl->memc_or1;
+
+ *orx_ptr = orx;
+
+ /*
+ * Quote from 8260 UM (10.4.2 SDRAM Power-On Initialization, 10-35):
+ *
+ * "At system reset, initialization software must set up the
+ * programmable parameters in the memory controller banks registers
+ * (ORx, BRx, P/LSDMR). After all memory parameters are configured,
+ * system software should execute the following initialization sequence
+ * for each SDRAM device.
+ *
+ * 1. Issue a PRECHARGE-ALL-BANKS command
+ * 2. Issue eight CBR REFRESH commands
+ * 3. Issue a MODE-SET command to initialize the mode register
+ *
+ * The initial commands are executed by setting P/LSDMR[OP] and
+ * accessing the SDRAM with a single-byte transaction."
+ *
+ * The appropriate BRx/ORx registers have already been set when we
+ * get here. The SDRAM can be accessed at the address CONFIG_SYS_SDRAM_BASE.
+ */
+
+ *sdmr_ptr = sdmr | PSDMR_OP_PREA;
+ *base = c;
+
+ *sdmr_ptr = sdmr | PSDMR_OP_CBRR;
+ for (i = 0; i < 8; i++)
+ *base = c;
+
+ *sdmr_ptr = sdmr | PSDMR_OP_MRW;
+ *(base + CONFIG_SYS_MRS_OFFS) = c; /* setting MR on address lines */
+
+ *sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
+ *base = c;
+
+ size = get_ram_size ((long *)base, maxsize);
+ *orx_ptr = orx | ~(size - 1);
+
+ return (size);
+}
+
+phys_size_t initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ volatile memctl8260_t *memctl = &immap->im_memctl;
+
+ long psize;
+
+ memctl->memc_psrt = CONFIG_SYS_PSRT;
+ memctl->memc_mptpr = CONFIG_SYS_MPTPR;
+
+#ifndef CONFIG_SYS_RAMBOOT
+ /* 60x SDRAM setup:
+ */
+ psize = try_init (memctl, CONFIG_SYS_PSDMR, CONFIG_SYS_OR1,
+ (uchar *) CONFIG_SYS_SDRAM_BASE);
+#endif /* CONFIG_SYS_RAMBOOT */
+
+ icache_enable ();
+
+ return (psize);
+}
+
+int checkboard(void)
+{
+ puts ("Board: mgcoge\n");
+
+ return 0;
+}
+
+/*
+ * Early board initalization.
+ */
+int board_early_init_r (void)
+{
+ /* setup the UPIOx */
+ out_8((u8 *)(CONFIG_SYS_PIGGY_BASE + 0x02), 0xc0);
+ out_8((u8 *)(CONFIG_SYS_PIGGY_BASE + 0x03), 0x15);
+ return 0;
+}
+
+int hush_init_var (void)
+{
+ ivm_read_eeprom ();
+ return 0;
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+extern int fdt_set_node_and_value (void *blob,
+ char *nodename,
+ char *regname,
+ void *var,
+ int size);
+
+/*
+ * update "memory" property in the blob
+ */
+void ft_blob_update (void *blob, bd_t *bd)
+{
+ ulong memory_data[2] = {0};
+ ulong flash_data[8] = {0};
+
+ memory_data[0] = cpu_to_be32 (bd->bi_memstart);
+ memory_data[1] = cpu_to_be32 (bd->bi_memsize);
+ fdt_set_node_and_value (blob, "/memory", "reg", memory_data,
+ sizeof (memory_data));
+
+ /* update Flash addr, size */
+ flash_data[2] = cpu_to_be32 (CONFIG_SYS_FLASH_BASE);
+ flash_data[3] = cpu_to_be32 (CONFIG_SYS_FLASH_SIZE);
+ flash_data[4] = cpu_to_be32 (5);
+ flash_data[5] = cpu_to_be32 (0);
+ flash_data[6] = cpu_to_be32 (CONFIG_SYS_FLASH_BASE_1);
+ flash_data[7] = cpu_to_be32 (CONFIG_SYS_FLASH_SIZE_1);
+ fdt_set_node_and_value (blob, "/localbus", "ranges", flash_data,
+ sizeof (flash_data));
+ /* MAC addr */
+ fdt_set_node_and_value (blob, "/soc/cpm/ethernet", "mac-address",
+ bd->bi_enetaddr, sizeof (u8) * 6);
+}
+
+void ft_board_setup (void *blob, bd_t *bd)
+{
+ ft_cpu_setup (blob, bd);
+ ft_blob_update (blob, bd);
+}
+#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
generated by cgit v1.1 at 2024-11-28 21:56:40 +0000