mpc83xx: Add esd VME8349 board support
This patch adds support for the esd VME8349 board equipped with the
MPC8349. It's a VME PMC carrier board equipped with the Tundra
TSI148 VME-bridge.
Signed-off-by: Reinhard Arlt <reinhard.arlt@esd-electronics.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
diff --git a/board/esd/vme8349/Makefile b/board/esd/vme8349/Makefile
new file mode 100644
index 0000000..9f937c8
--- /dev/null
+++ b/board/esd/vme8349/Makefile
@@ -0,0 +1,54 @@
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# Copyright (c) 2009 esd gmbh hannover germany.
+#
+# 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-y += $(BOARD).o caddy.o
+COBJS-$(CONFIG_PCI) += pci.o
+
+COBJS := $(COBJS-y)
+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/esd/vme8349/caddy.c b/board/esd/vme8349/caddy.c
new file mode 100644
index 0000000..bda4117
--- /dev/null
+++ b/board/esd/vme8349/caddy.c
@@ -0,0 +1,194 @@
+/*
+ * caddy.c -- esd VME8349 support for "missing" access modes in TSI148.
+ * Copyright (c) 2009 esd gmbh.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.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 <ioports.h>
+#include <mpc83xx.h>
+#include <asm/mpc8349_pci.h>
+#include <pci.h>
+#include <asm/mmu.h>
+#include <asm/io.h>
+
+#include "caddy.h"
+
+static struct caddy_interface *caddy_interface;
+
+void generate_answer(struct caddy_cmd *cmd, uint32_t status, uint32_t *result)
+{
+ struct caddy_answer *answer;
+ uint32_t ptr;
+
+ answer = &caddy_interface->answer[caddy_interface->answer_in];
+ memset((void *)answer, 0, sizeof(struct caddy_answer));
+ answer->answer = cmd->cmd;
+ answer->issue = cmd->issue;
+ answer->status = status;
+ memcpy(answer->par, result, 5 * sizeof(result[0]));
+ ptr = caddy_interface->answer_in + 1;
+ ptr = ptr & (ANSWER_SIZE - 1);
+ if (ptr != caddy_interface->answer_out)
+ caddy_interface->answer_in = ptr;
+}
+
+int do_caddy(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned long base_addr;
+ uint32_t ptr;
+ struct caddy_cmd *caddy_cmd;
+ uint32_t result[5];
+ uint16_t data16;
+ uint8_t data8;
+ uint32_t status;
+ pci_dev_t dev;
+ void *pci_ptr;
+
+ if (argc < 2) {
+ puts("Missing parameter\n");
+ return 1;
+ }
+
+ base_addr = simple_strtoul(argv[1], NULL, 16);
+ caddy_interface = (struct caddy_interface *) base_addr;
+
+ memset((void *)caddy_interface, 0, sizeof(struct caddy_interface));
+ memcpy((void *)&caddy_interface->magic[0], &CADDY_MAGIC, 16);
+
+ while (ctrlc() == 0) {
+ if (caddy_interface->cmd_in != caddy_interface->cmd_out) {
+ memset(result, 0, 5 * sizeof(result[0]));
+ status = 0;
+ caddy_cmd = &caddy_interface->cmd[caddy_interface->cmd_out];
+ pci_ptr = (void *)CONFIG_SYS_PCI1_IO_PHYS +
+ (caddy_cmd->addr & 0x001fffff);
+
+ switch (caddy_cmd->cmd) {
+ case CADDY_CMD_IO_READ_8:
+ result[0] = in_8(pci_ptr);
+ break;
+
+ case CADDY_CMD_IO_READ_16:
+ result[0] = in_be16(pci_ptr);
+ break;
+
+ case CADDY_CMD_IO_READ_32:
+ result[0] = in_be32(pci_ptr);
+ break;
+
+ case CADDY_CMD_IO_WRITE_8:
+ data8 = caddy_cmd->par[0] & 0x000000ff;
+ out_8(pci_ptr, data8);
+ break;
+
+ case CADDY_CMD_IO_WRITE_16:
+ data16 = caddy_cmd->par[0] & 0x0000ffff;
+ out_be16(pci_ptr, data16);
+ break;
+
+ case CADDY_CMD_IO_WRITE_32:
+ out_be32(pci_ptr, caddy_cmd->par[0]);
+ break;
+
+ case CADDY_CMD_CONFIG_READ_8:
+ dev = PCI_BDF(caddy_cmd->par[0],
+ caddy_cmd->par[1],
+ caddy_cmd->par[2]);
+ status = pci_read_config_byte(dev,
+ caddy_cmd->addr,
+ &data8);
+ result[0] = data8;
+ break;
+
+ case CADDY_CMD_CONFIG_READ_16:
+ dev = PCI_BDF(caddy_cmd->par[0],
+ caddy_cmd->par[1],
+ caddy_cmd->par[2]);
+ status = pci_read_config_word(dev,
+ caddy_cmd->addr,
+ &data16);
+ result[0] = data16;
+ break;
+
+ case CADDY_CMD_CONFIG_READ_32:
+ dev = PCI_BDF(caddy_cmd->par[0],
+ caddy_cmd->par[1],
+ caddy_cmd->par[2]);
+ status = pci_read_config_dword(dev,
+ caddy_cmd->addr,
+ &result[0]);
+ break;
+
+ case CADDY_CMD_CONFIG_WRITE_8:
+ dev = PCI_BDF(caddy_cmd->par[0],
+ caddy_cmd->par[1],
+ caddy_cmd->par[2]);
+ data8 = caddy_cmd->par[3] & 0x000000ff;
+ status = pci_write_config_byte(dev,
+ caddy_cmd->addr,
+ data8);
+ break;
+
+ case CADDY_CMD_CONFIG_WRITE_16:
+ dev = PCI_BDF(caddy_cmd->par[0],
+ caddy_cmd->par[1],
+ caddy_cmd->par[2]);
+ data16 = caddy_cmd->par[3] & 0x0000ffff;
+ status = pci_write_config_word(dev,
+ caddy_cmd->addr,
+ data16);
+ break;
+
+ case CADDY_CMD_CONFIG_WRITE_32:
+ dev = PCI_BDF(caddy_cmd->par[0],
+ caddy_cmd->par[1],
+ caddy_cmd->par[2]);
+ status = pci_write_config_dword(dev,
+ caddy_cmd->addr,
+ caddy_cmd->par[3]);
+ break;
+
+ default:
+ status = 0xffffffff;
+ break;
+ }
+
+ generate_answer(caddy_cmd, status, &result[0]);
+
+ ptr = caddy_interface->cmd_out + 1;
+ ptr = ptr & (CMD_SIZE - 1);
+ caddy_interface->cmd_out = ptr;
+ }
+
+ caddy_interface->heartbeat++;
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ caddy, 2, 0, do_caddy,
+ "Start Caddy server.",
+ "Start Caddy server with Data structure a given addr\n"
+ );
diff --git a/board/esd/vme8349/caddy.h b/board/esd/vme8349/caddy.h
new file mode 100644
index 0000000..65257ba
--- /dev/null
+++ b/board/esd/vme8349/caddy.h
@@ -0,0 +1,77 @@
+/*
+ * caddy.c -- esd VME8349 support for "missing" access modes in TSI148.
+ * Copyright (c) 2009 esd gmbh.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.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 __CADDY_H__
+#define __CADDY_H__
+
+#define CMD_SIZE 1024
+#define ANSWER_SIZE 1024
+#define CADDY_MAGIC "esd vme8349 V1.0"
+
+enum caddy_cmds {
+ CADDY_CMD_IO_READ_8,
+ CADDY_CMD_IO_READ_16,
+ CADDY_CMD_IO_READ_32,
+ CADDY_CMD_IO_WRITE_8,
+ CADDY_CMD_IO_WRITE_16,
+ CADDY_CMD_IO_WRITE_32,
+ CADDY_CMD_CONFIG_READ_8,
+ CADDY_CMD_CONFIG_READ_16,
+ CADDY_CMD_CONFIG_READ_32,
+ CADDY_CMD_CONFIG_WRITE_8,
+ CADDY_CMD_CONFIG_WRITE_16,
+ CADDY_CMD_CONFIG_WRITE_32,
+};
+
+struct caddy_cmd {
+ uint32_t cmd;
+ uint32_t issue;
+ uint32_t addr;
+ uint32_t par[5];
+};
+
+struct caddy_answer {
+ uint32_t answer;
+ uint32_t issue;
+ uint32_t status;
+ uint32_t par[5];
+};
+
+struct caddy_interface {
+ uint8_t magic[16];
+ uint32_t cmd_in;
+ uint32_t cmd_out;
+ uint32_t heartbeat;
+ uint32_t reserved1;
+ struct caddy_cmd cmd[CMD_SIZE];
+ uint32_t answer_in;
+ uint32_t answer_out;
+ uint32_t reserved2;
+ uint32_t reserved3;
+ struct caddy_answer answer[CMD_SIZE];
+};
+
+#endif /* of __CADDY_H__ */
diff --git a/board/esd/vme8349/config.mk b/board/esd/vme8349/config.mk
new file mode 100644
index 0000000..1ae26ca
--- /dev/null
+++ b/board/esd/vme8349/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
+#
+
+#
+# VME8349E
+#
+
+TEXT_BASE = 0xFFF00000
diff --git a/board/esd/vme8349/pci.c b/board/esd/vme8349/pci.c
new file mode 100644
index 0000000..d15203c
--- /dev/null
+++ b/board/esd/vme8349/pci.c
@@ -0,0 +1,119 @@
+/*
+ * pci.c -- esd VME8349 PCI board support.
+ * Copyright (c) 2006 Wind River Systems, Inc.
+ * Copyright (C) 2006-2009 Freescale Semiconductor, Inc.
+ *
+ * Based on MPC8349 PCI support but w/o PIB related code.
+ *
+ * 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 <asm/mmu.h>
+#include <asm/io.h>
+#include <common.h>
+#include <mpc83xx.h>
+#include <pci.h>
+#include <i2c.h>
+#include <asm/fsl_i2c.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static struct pci_region pci1_regions[] = {
+ {
+ bus_start: CONFIG_SYS_PCI1_MEM_BASE,
+ phys_start: CONFIG_SYS_PCI1_MEM_PHYS,
+ size: CONFIG_SYS_PCI1_MEM_SIZE,
+ flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
+ },
+ {
+ bus_start: CONFIG_SYS_PCI1_IO_BASE,
+ phys_start: CONFIG_SYS_PCI1_IO_PHYS,
+ size: CONFIG_SYS_PCI1_IO_SIZE,
+ flags: PCI_REGION_IO
+ },
+ {
+ bus_start: CONFIG_SYS_PCI1_MMIO_BASE,
+ phys_start: CONFIG_SYS_PCI1_MMIO_PHYS,
+ size: CONFIG_SYS_PCI1_MMIO_SIZE,
+ flags: PCI_REGION_MEM
+ },
+};
+
+/*
+ * pci_init_board()
+ *
+ * NOTICE: PCI2 is not supported. There is only one
+ * physical PCI slot on the board.
+ *
+ */
+void
+pci_init_board(void)
+{
+ volatile immap_t *immr = (volatile immap_t *)CONFIG_SYS_IMMR;
+ volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
+ volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
+ struct pci_region *reg[] = { pci1_regions };
+ u8 reg8;
+ int monarch = 0;
+
+ i2c_set_bus_num(1);
+ /* Read the PCI_M66EN jumper setting */
+ if ((i2c_read(CONFIG_SYS_I2C_8574_ADDR2, 0, 0, ®8, 1) == 0) ||
+ (i2c_read(0x38 , 0, 0, ®8, 1) == 0)) {
+ if (reg8 & 0x40) {
+ clk->occr = 0xff000000; /* 66 MHz PCI */
+ printf("PCI: 66MHz\n");
+ } else {
+ clk->occr = 0xffff0003; /* 33 MHz PCI */
+ printf("PCI: 33MHz\n");
+ }
+ if (((reg8 & 0x01) == 0) || ((reg8 & 0x02) == 0))
+ monarch = 1;
+ } else {
+ clk->occr = 0xffff0003; /* 33 MHz PCI */
+ printf("PCI: 33MHz (I2C read failed)\n");
+ }
+ udelay(2000);
+
+ /*
+ * Assert/deassert PCI reset
+ */
+ setbits_be32(&immr->gpio[0].dat, 0x00800000);
+ setbits_be32(&immr->gpio[0].dir, 0x00800000);
+ setbits_be32(&immr->gpio[1].dir, 0x08800000);
+ udelay(200);
+ setbits_be32(&immr->gpio[1].dat, 0x08000000);
+ udelay(200);
+ setbits_be32(&immr->gpio[1].dat, 0x08800000);
+ udelay(600000);
+ clrbits_be32(&immr->gpio[1].dat, 0x00100000);
+
+ /* Configure PCI Local Access Windows */
+ pci_law[0].bar = CONFIG_SYS_PCI1_MEM_PHYS & LAWBAR_BAR;
+ pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_1G;
+
+ pci_law[1].bar = CONFIG_SYS_PCI1_IO_PHYS & LAWBAR_BAR;
+ pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_4M;
+
+ udelay(2000);
+
+ if (monarch == 0)
+ mpc83xx_pci_init(1, reg, 0);
+}
diff --git a/board/esd/vme8349/vme8349.c b/board/esd/vme8349/vme8349.c
new file mode 100644
index 0000000..e3bc151
--- /dev/null
+++ b/board/esd/vme8349/vme8349.c
@@ -0,0 +1,140 @@
+/*
+ * vme8349.c -- esd VME8349 board support
+ *
+ * Copyright (c) 2008-2009 esd gmbh.
+ *
+ * (C) Copyright 2006
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
+ * Based on board/mpc8349emds/mpc8349emds.c (and previous 834x releases.)
+ *
+ * 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 <ioports.h>
+#include <mpc83xx.h>
+#include <asm/mpc8349_pci.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#endif
+#include <asm/io.h>
+#include <asm/mmu.h>
+
+void ddr_enable_ecc(unsigned int dram_size);
+
+int fixed_sdram(void)
+{
+ volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+ u32 msize = 0;
+ u32 ddr_size;
+ u32 ddr_size_log2;
+
+ msize = CONFIG_SYS_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].bar = CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
+ im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) &
+ LAWAR_SIZE);
+
+#if (CONFIG_SYS_DDR_SIZE == 512)
+ im->ddr.csbnds[0].csbnds = 0x0000001f;
+#else
+#warning Currently any DDR size other than 512MiB is not supported
+#endif
+ im->ddr.cs_config[0] = CONFIG_SYS_DDR_CONFIG | 0x00330000;
+
+ /* currently we use only one CS, so disable the other banks */
+ im->ddr.csbnds[1].csbnds = 0x00000000;
+ im->ddr.csbnds[2].csbnds = 0x00000000;
+ im->ddr.csbnds[3].csbnds = 0x00000000;
+ im->ddr.cs_config[1] = 0;
+ im->ddr.cs_config[2] = 0;
+ im->ddr.cs_config[3] = 0;
+
+ im->ddr.timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
+ im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+ im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+ im->ddr.timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
+
+ im->ddr.sdram_cfg = CONFIG_SYS_DDR_SDRAM_CFG;
+ im->ddr.sdram_cfg2 = CONFIG_SYS_DDR_SDRAM_CFG2;
+ im->ddr.sdram_mode = CONFIG_SYS_DDR_MODE;
+ im->ddr.sdram_mode2 = CONFIG_SYS_DDR_MODE2;
+
+ im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
+ sync();
+ udelay(200);
+
+ /* enable DDR controller */
+ im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
+
+ return msize;
+}
+
+phys_size_t initdram(int board_type)
+{
+ volatile immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
+ u32 msize = 0;
+
+ if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im)
+ return -1;
+
+ /* DDR SDRAM - Main SODIMM */
+ im->sysconf.ddrlaw[0].bar = CONFIG_SYS_DDR_BASE & LAWBAR_BAR;
+
+ msize = fixed_sdram();
+
+#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
+ /*
+ * Initialize and enable DDR ECC.
+ */
+ ddr_enable_ecc(msize * 1024 * 1024);
+#endif
+
+ /* Now check memory size (after ECC is initialized) */
+ msize = get_ram_size(0, msize);
+
+ /* return total bus SDRAM size(bytes) -- DDR */
+ return msize * 1024 * 1024;
+}
+
+int checkboard(void)
+{
+ puts("Board: esd VME8349\n");
+
+ return 0;
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup(blob, bd);
+#ifdef CONFIG_PCI
+ ft_pci_setup(blob, bd);
+#endif
+}
+#endif