[U-Boot] [PATCH] ppc4xx: Add CATCenter IoCon 405EP board support
Dirk Eibach
eibach at gdsys.de
Wed Oct 13 13:58:48 CEST 2010
Board support for the Guntermann & Drunck IoCon.
Signed-off-by: Dirk Eibach <eibach at gdsys.de>
---
MAINTAINERS | 1 +
MAKEALL | 1 +
board/gdsys/iocon/Makefile | 51 +++++++
board/gdsys/iocon/config.mk | 24 ++++
board/gdsys/iocon/iocon.c | 302 +++++++++++++++++++++++++++++++++++++++++++
board/gdsys/iocon/osd.c | 255 ++++++++++++++++++++++++++++++++++++
board/gdsys/iocon/osd.h | 29 ++++
boards.cfg | 1 +
include/configs/iocon.h | 242 ++++++++++++++++++++++++++++++++++
9 files changed, 906 insertions(+), 0 deletions(-)
create mode 100644 board/gdsys/iocon/Makefile
create mode 100644 board/gdsys/iocon/config.mk
create mode 100644 board/gdsys/iocon/iocon.c
create mode 100644 board/gdsys/iocon/osd.c
create mode 100644 board/gdsys/iocon/osd.h
create mode 100644 include/configs/iocon.h
diff --git a/MAINTAINERS b/MAINTAINERS
index c209af5..e2762ea 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -145,6 +145,7 @@ Dirk Eibach <eibach at gdsys.de>
dlvision PPC405EP
gdppc440etx PPC440EP/GR
intip PPC460EX
+ iocon PPC405EP
neo PPC405EP
Dave Ellis <DGE at sixnetio.com>
diff --git a/MAKEALL b/MAKEALL
index 1b506d6..2e5973c 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -157,6 +157,7 @@ LIST_4xx="$(boards_by_cpu ppc4xx)
hcu4 \
hcu5 \
intip \
+ iocon \
kilauea \
kilauea_nand \
mcu25 \
diff --git a/board/gdsys/iocon/Makefile b/board/gdsys/iocon/Makefile
new file mode 100644
index 0000000..5dbb139
--- /dev/null
+++ b/board/gdsys/iocon/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2007
+# Stefan Roese, DENX Software Engineering, sr at 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 osd.o
+SOBJS =
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+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/gdsys/iocon/config.mk b/board/gdsys/iocon/config.mk
new file mode 100644
index 0000000..1bdf5e4
--- /dev/null
+++ b/board/gdsys/iocon/config.mk
@@ -0,0 +1,24 @@
+#
+# (C) Copyright 2000
+# Wolfgang Denk, DENX Software Engineering, wd at 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 = 0xFFFC0000
diff --git a/board/gdsys/iocon/iocon.c b/board/gdsys/iocon/iocon.c
new file mode 100644
index 0000000..0261364
--- /dev/null
+++ b/board/gdsys/iocon/iocon.c
@@ -0,0 +1,302 @@
+/*
+ * (C) Copyright 2010
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach at gdsys.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 <command.h>
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/ppc4xx-gpio.h>
+
+#include "osd.h"
+
+#define REFLECTION_TESTPATTERN 0xdede
+#define REFLECTION_TESTPATTERN_INV (~REFLECTION_TESTPATTERN & 0xffff)
+
+enum {
+ REG_REFELECTION_LOW = 0x0000,
+ REG_VERSIONS = 0x0002,
+ REG_FPGA_VERSION = 0x0004,
+ REG_FPGA_FEATURES = 0x0006,
+ REG_REFELECTION_HIGH = 0x00fe,
+};
+
+enum {
+ UNITTYPE_MAIN_SERVER = 0,
+ UNITTYPE_MAIN_USER = 1,
+ UNITTYPE_VIDEO_SERVER = 2,
+ UNITTYPE_VIDEO_USER = 3,
+};
+
+enum {
+ HWVER_100 = 0,
+ HWVER_104 = 1,
+ HWVER_110 = 2,
+};
+
+enum {
+ COMPRESSION_NONE = 0,
+ COMPRESSION_TYPE1_DELTA,
+};
+
+enum {
+ AUDIO_NONE = 0,
+ AUDIO_TX = 1,
+ AUDIO_RX = 2,
+ AUDIO_RXTX = 3,
+};
+
+enum {
+ SYSCLK_147456 = 0,
+};
+
+enum {
+ RAM_DDR2_32 = 0,
+};
+
+static u16 fpga_get_reg(unsigned reg)
+{
+ return in_le16((void *)(CONFIG_SYS_FPGA_BASE + reg));
+}
+
+static void fpga_set_reg(unsigned reg, u16 val)
+{
+ return out_le16((void *)(CONFIG_SYS_FPGA_BASE + reg), val);
+}
+
+int board_early_init_f(void)
+{
+ mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
+ mtdcr(UIC0ER, 0x00000000); /* disable all ints */
+ mtdcr(UIC0CR, 0x00000000); /* set all to be non-critical */
+ mtdcr(UIC0PR, 0xFFFFFF80); /* set int polarities */
+ mtdcr(UIC0TR, 0x10000000); /* set int trigger levels */
+ mtdcr(UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest prio */
+ mtdcr(UIC0SR, 0xFFFFFFFF); /* clear all ints */
+
+ /*
+ * EBC Configuration Register: set ready timeout to 512 ebc-clks
+ * -> ca. 15 us
+ */
+ mtebc(EBC0_CFG, 0xa8400000); /* ebc always driven */
+
+ /*
+ * setup io-latches
+ */
+ out_le16((void *)CONFIG_SYS_LATCH_BASE, 0xffef);
+ out_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x100), 0xffff);
+
+ /*
+ * set "startup-finished"-gpios
+ */
+ gpio_write_bit(21, 0);
+ gpio_write_bit(22, 1);
+
+ /*
+ * wait for fpga-done
+ * fail ungraceful if fpga is not configuring properly
+ */
+ while (!(in_le16((void *)(CONFIG_SYS_LATCH_BASE + 0x200)) & 0x0010))
+ ;
+
+ /*
+ * stop reset peripherals
+ */
+ udelay(10);
+ out_le16((void *)CONFIG_SYS_LATCH_BASE, 0xffff);
+
+ /*
+ * wait for fpga out of reset
+ * fail ungraceful if fpga is not working properly
+ */
+ while (1) {
+ fpga_set_reg(REG_REFELECTION_LOW, REFLECTION_TESTPATTERN);
+ if (fpga_get_reg(REG_REFELECTION_HIGH) ==
+ REFLECTION_TESTPATTERN_INV)
+ break;
+ }
+
+ return 0;
+}
+
+/*
+ * Check Board Identity:
+ */
+int checkboard(void)
+{
+ char *s = getenv("serial#");
+ u16 versions = fpga_get_reg(REG_VERSIONS);
+ u16 fpga_version = fpga_get_reg(REG_FPGA_VERSION);
+ u16 fpga_features = fpga_get_reg(REG_FPGA_FEATURES);
+ unsigned unit_type;
+ unsigned hardware_version;
+ unsigned feature_compression;
+ unsigned feature_osd;
+ unsigned feature_audio;
+ unsigned feature_sysclock;
+ unsigned feature_ramconfig;
+ unsigned feature_carriers;
+ unsigned feature_video_channels;
+
+ unit_type = (versions & 0xf000) >> 12;
+ hardware_version = versions & 0x000f;
+ feature_compression = (fpga_features & 0xe000) >> 13;
+ feature_osd = fpga_features & (1<<11);
+ feature_audio = (fpga_features & 0x0600) >> 9;
+ feature_sysclock = (fpga_features & 0x0180) >> 7;
+ feature_ramconfig = (fpga_features & 0x0060) >> 5;
+ feature_carriers = (fpga_features & 0x000c) >> 2;
+ feature_video_channels = fpga_features & 0x0003;
+
+ printf("Board: ");
+
+ printf("IoCon");
+
+ if (s != NULL) {
+ puts(", serial# ");
+ puts(s);
+ }
+ puts("\n ");
+
+ switch (unit_type) {
+ case UNITTYPE_MAIN_USER:
+ printf("Mainchannel");
+ break;
+
+ case UNITTYPE_VIDEO_USER:
+ printf("Videochannel");
+ break;
+
+ default:
+ printf("UnitType %d(not supported)", unit_type);
+ break;
+ }
+
+ switch (hardware_version) {
+ case HWVER_100:
+ printf(" HW-Ver 1.00\n");
+ break;
+
+ case HWVER_104:
+ printf(" HW-Ver 1.04\n");
+ break;
+
+ case HWVER_110:
+ printf(" HW-Ver 1.10\n");
+ break;
+
+ default:
+ printf(" HW-Ver %d(not supported)\n",
+ hardware_version);
+ break;
+ }
+
+ printf(" FPGA V %d.%02d, features:",
+ fpga_version / 100, fpga_version % 100);
+
+
+ switch (feature_compression) {
+ case COMPRESSION_NONE:
+ printf(" no compression");
+ break;
+
+ case COMPRESSION_TYPE1_DELTA:
+ printf(" type1-deltacompression");
+ break;
+
+ default:
+ printf(" compression %d(not supported)", feature_compression);
+ break;
+ }
+
+ printf(", %sosd", feature_osd ? "" : "no ");
+
+ switch (feature_audio) {
+ case AUDIO_NONE:
+ printf(", no audio");
+ break;
+
+ case AUDIO_TX:
+ printf(", audio tx");
+ break;
+
+ case AUDIO_RX:
+ printf(", audio rx");
+ break;
+
+ case AUDIO_RXTX:
+ printf(", audio rx+tx");
+ break;
+
+ default:
+ printf(", audio %d(not supported)", feature_audio);
+ break;
+ }
+
+ puts(",\n ");
+
+ switch (feature_sysclock) {
+ case SYSCLK_147456:
+ printf("clock 147.456 MHz");
+ break;
+
+ default:
+ printf("clock %d(not supported)", feature_sysclock);
+ break;
+ }
+
+ switch (feature_ramconfig) {
+ case RAM_DDR2_32:
+ printf(", RAM 32 bit DDR2");
+ break;
+
+ default:
+ printf(", RAM %d(not supported)", feature_ramconfig);
+ break;
+ }
+
+ printf(", %d carrier(s)", feature_carriers);
+
+ printf(", %d video channel(s)\n", feature_video_channels);
+
+ return 0;
+}
+
+int last_stage_init(void)
+{
+ return osd_probe();
+}
+
+void fpga_gpio_set(int pin)
+{
+ out_le16((void *)(CONFIG_SYS_FPGA_BASE + 0x18), pin);
+}
+
+void fpga_gpio_clear(int pin)
+{
+ out_le16((void *)(CONFIG_SYS_FPGA_BASE + 0x16), pin);
+}
+
+int fpga_gpio_get(int pin)
+{
+ return in_le16((void *)(CONFIG_SYS_FPGA_BASE + 0x14)) & pin;
+}
diff --git a/board/gdsys/iocon/osd.c b/board/gdsys/iocon/osd.c
new file mode 100644
index 0000000..e1aff88
--- /dev/null
+++ b/board/gdsys/iocon/osd.c
@@ -0,0 +1,255 @@
+/*
+ * (C) Copyright 2010
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach at gdsys.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 <i2c.h>
+#include <asm/io.h>
+
+#define CH7301_I2C_ADDR 0x75
+
+#define PIXCLK_640_480_60 25180000
+
+#define BASE_WIDTH 32
+#define BASE_HEIGHT 16
+#define BUFSIZE (BASE_WIDTH * BASE_HEIGHT)
+
+enum {
+ REG_CONTROL = 0x0010,
+ REG_MPC3W_CONTROL = 0x001a,
+ REG_VIDEOCONTROL = 0x0042,
+ REG_OSDVERSION = 0x0100,
+ REG_OSDFEATURES = 0x0102,
+ REG_OSDCONTROL = 0x0104,
+ REG_XY_SIZE = 0x0106,
+ REG_VIDEOMEM = 0x0800,
+};
+
+enum {
+ CH7301_CM = 0x1c, /* Clock Mode Register */
+ CH7301_IC = 0x1d, /* Input Clock Register */
+ CH7301_GPIO = 0x1e, /* GPIO Control Register */
+ CH7301_IDF = 0x1f, /* Input Data Format Register */
+ CH7301_CD = 0x20, /* Connection Detect Register */
+ CH7301_DC = 0x21, /* DAC Control Register */
+ CH7301_HPD = 0x23, /* Hot Plug Detection Register */
+ CH7301_TCTL = 0x31, /* DVI Control Input Register */
+ CH7301_TPCP = 0x33, /* DVI PLL Charge Pump Ctrl Register */
+ CH7301_TPD = 0x34, /* DVI PLL Divide Register */
+ CH7301_TPVT = 0x35, /* DVI PLL Supply Control Register */
+ CH7301_TPF = 0x36, /* DVI PLL Filter Register */
+ CH7301_TCT = 0x37, /* DVI Clock Test Register */
+ CH7301_TSTP = 0x48, /* Test Pattern Register */
+ CH7301_PM = 0x49, /* Power Management register */
+ CH7301_VID = 0x4a, /* Version ID Register */
+ CH7301_DID = 0x4b, /* Device ID Register */
+ CH7301_DSP = 0x56, /* DVI Sync polarity Register */
+};
+
+static u16 get_reg(unsigned reg)
+{
+ return in_le16((void *)(CONFIG_SYS_FPGA_BASE + reg));
+}
+
+static void set_reg(unsigned reg, u16 value)
+{
+ out_le16((void *)(CONFIG_SYS_FPGA_BASE + reg), value);
+}
+
+static void mpc92469ac_calc_parameters(unsigned int fout,
+ unsigned int *post_div, unsigned int *feedback_div)
+{
+ unsigned int n = *post_div;
+ unsigned int m = *feedback_div;
+ unsigned int a;
+ unsigned int b = 14745600 / 16;
+
+ if (fout < 50169600)
+ n = 8;
+ else if (fout < 100339199)
+ n = 4;
+ else if (fout < 200678399)
+ n = 2;
+ else
+ n = 1;
+
+ a = fout * n + (b / 2); /* add b/2 for proper rounding */
+
+ m = a / b;
+
+ *post_div = n;
+ *feedback_div = m;
+}
+
+static void mpc92469ac_set(unsigned int fout)
+{
+ unsigned int n;
+ unsigned int m;
+ unsigned int bitval = 0;
+ mpc92469ac_calc_parameters(fout, &n, &m);
+
+ switch (n) {
+ case 1:
+ bitval = 0x00;
+ break;
+ case 2:
+ bitval = 0x01;
+ break;
+ case 4:
+ bitval = 0x02;
+ break;
+ case 8:
+ bitval = 0x03;
+ break;
+ }
+
+ set_reg(REG_MPC3W_CONTROL, (bitval << 9) | m);
+}
+
+static int osd_write_videomem(unsigned offset, u16 *data, size_t charcount)
+{
+ unsigned int k;
+
+ for (k = 0; k < charcount; ++k) {
+ if (offset + k >= BUFSIZE)
+ return -1;
+ set_reg(REG_VIDEOMEM + 2 * (offset + k), data[k]);
+ }
+
+ return charcount;
+}
+
+static int osd_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ unsigned x;
+ unsigned y;
+ unsigned charcount;
+ unsigned len;
+ u8 color;
+ unsigned int k;
+ u16 buf[BUFSIZE];
+ char *text;
+
+ if (argc < 5) {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ x = simple_strtoul(argv[1], NULL, 16);
+ y = simple_strtoul(argv[2], NULL, 16);
+ color = simple_strtoul(argv[3], NULL, 16);
+ text = argv[4];
+ charcount = strlen(text);
+ len = (charcount > BUFSIZE) ? BUFSIZE : charcount;
+
+ for (k = 0; k < len; ++k)
+ buf[k] = (text[k] << 8) | color;
+
+ return osd_write_videomem(y * BASE_WIDTH + x, buf, len);
+}
+
+int osd_probe(void)
+{
+ u8 value;
+ u16 version = get_reg(REG_OSDVERSION);
+ u16 features = get_reg(REG_OSDFEATURES);
+ unsigned width;
+ unsigned height;
+
+ width = ((features & 0x3f00) >> 8) + 1;
+ height = (features & 0x001f) + 1;
+
+ printf("OSD: Digital-OSD version %01d.%02d, %d" "x%d characters\n",
+ version/100, version%100, width, height);
+
+ value = i2c_reg_read(CH7301_I2C_ADDR, CH7301_DID);
+ if (value != 0x17) {
+ printf(" Probing CH7301 failed, DID %02x\n", value);
+ return -1;
+ }
+ i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPCP, 0x08);
+ i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPD, 0x16);
+ i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPF, 0x60);
+ i2c_reg_write(CH7301_I2C_ADDR, CH7301_DC, 0x09);
+ i2c_reg_write(CH7301_I2C_ADDR, CH7301_PM, 0xc0);
+
+ mpc92469ac_set(PIXCLK_640_480_60);
+ set_reg(REG_VIDEOCONTROL, 0x0002);
+ set_reg(REG_OSDCONTROL, 0x0049);
+
+ set_reg(REG_XY_SIZE, ((32 - 1) << 8) | (16 - 1));
+
+ return 0;
+}
+
+int osd_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ unsigned x;
+ unsigned y;
+ unsigned k;
+ u16 buffer[BASE_WIDTH];
+ char *rp;
+ u16 *wp = buffer;
+ unsigned count = (argc > 4) ? simple_strtoul(argv[4], NULL, 16) : 1;
+
+ if ((argc < 4) || (strlen(argv[3]) % 4)) {
+ cmd_usage(cmdtp);
+ return 1;
+ }
+
+ x = simple_strtoul(argv[1], NULL, 16);
+ y = simple_strtoul(argv[2], NULL, 16);
+ rp = argv[3];
+
+
+ while (*rp) {
+ char substr[5];
+
+ memcpy(substr, rp, 4);
+ substr[4] = 0;
+ *wp = simple_strtoul(substr, NULL, 16);
+
+ rp += 4;
+ wp++;
+ if (wp - buffer > BASE_WIDTH)
+ break;
+ }
+
+ for (k = 0; k < count; ++k) {
+ unsigned offset = y * BASE_WIDTH + x + k * (wp - buffer);
+ osd_write_videomem(offset, buffer, wp - buffer);
+ }
+
+ return 0;
+}
+
+U_BOOT_CMD(
+ osdw, 5, 0, osd_write,
+ "write 16-bit hex encoded buffer to osd memory",
+ "pos_x pos_y buffer count\n"
+);
+
+U_BOOT_CMD(
+ osdp, 5, 0, osd_print,
+ "write ASCII buffer to osd memory",
+ "pos_x pos_y color text\n"
+);
diff --git a/board/gdsys/iocon/osd.h b/board/gdsys/iocon/osd.h
new file mode 100644
index 0000000..4431cbc
--- /dev/null
+++ b/board/gdsys/iocon/osd.h
@@ -0,0 +1,29 @@
+/*
+ * (C) Copyright 2010
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach at gdsys.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
+ */
+
+#ifndef _OSD_H_
+#define _OSD_H_
+
+int osd_probe(void);
+
+#endif
diff --git a/boards.cfg b/boards.cfg
index 9226424..e58a791 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -358,6 +358,7 @@ pcs440ep powerpc ppc4xx
quad100hd powerpc ppc4xx
dlvision powerpc ppc4xx - gdsys
gdppc440etx powerpc ppc4xx - gdsys
+iocon powerpc ppc4xx - gdsys
CPCIISER4 powerpc ppc4xx cpciiser4 esd
DASA_SIM powerpc ppc4xx dasa_sim esd
PMC405DE powerpc ppc4xx pmc405de esd
diff --git a/include/configs/iocon.h b/include/configs/iocon.h
new file mode 100644
index 0000000..73c16f7
--- /dev/null
+++ b/include/configs/iocon.h
@@ -0,0 +1,242 @@
+/*
+ * (C) Copyright 2010
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach at gdsys.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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_405EP 1 /* this is a PPC405 CPU */
+#define CONFIG_4xx 1 /* member of PPC4xx family */
+#define CONFIG_IOCON 1 /* on a IoCon board */
+
+/*
+ * Include common defines/options for all AMCC eval boards
+ */
+#define CONFIG_HOSTNAME iocon
+#define CONFIG_IDENT_STRING " iocon 0.03"
+#include "amcc-common.h"
+
+#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f */
+#define CONFIG_LAST_STAGE_INIT
+
+#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
+
+/*
+ * Configure PLL
+ */
+#define PLLMR0_DEFAULT PLLMR0_266_133_66
+#define PLLMR1_DEFAULT PLLMR1_266_133_66
+
+/* new uImage format support */
+#define CONFIG_FIT
+#define CONFIG_FIT_VERBOSE /* enable fit_format_{error,warning}() */
+
+#define CONFIG_ENV_IS_IN_FLASH /* use FLASH for environment vars */
+
+/*
+ * Default environment variables
+ */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ CONFIG_AMCC_DEF_ENV \
+ CONFIG_AMCC_DEF_ENV_POWERPC \
+ CONFIG_AMCC_DEF_ENV_NOR_UPD \
+ "kernel_addr=fc000000\0" \
+ "fdt_addr=fc1e0000\0" \
+ "ramdisk_addr=fc200000\0" \
+ ""
+
+#define CONFIG_PHY_ADDR 4 /* PHY address */
+#define CONFIG_HAS_ETH0
+#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
+
+/*
+ * Commands additional to the ones defined in amcc-common.h
+ */
+#define CONFIG_CMD_CACHE
+#undef CONFIG_CMD_EEPROM
+
+/*
+ * SDRAM configuration (please see cpu/ppc/sdram.[ch])
+ */
+#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
+
+/* SDRAM timings used in datasheet */
+#define CONFIG_SYS_SDRAM_CL 3 /* CAS latency */
+#define CONFIG_SYS_SDRAM_tRP 20 /* PRECHARGE command period */
+#define CONFIG_SYS_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE period */
+#define CONFIG_SYS_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */
+#define CONFIG_SYS_SDRAM_tRFC 66 /* Auto refresh period */
+
+/*
+ * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
+ * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
+ * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD.
+ * The Linux BASE_BAUD define should match this configuration.
+ * baseBaud = cpuClock/(uartDivisor*16)
+ * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
+ * set Linux BASE_BAUD to 403200.
+ */
+#define CONFIG_CONS_INDEX 1 /* Use UART0 */
+#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
+#undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
+#define CONFIG_SYS_BASE_BAUD 691200
+
+/*
+ * I2C stuff
+ */
+#define CONFIG_SYS_I2C_SPEED 400000
+
+/* enable I2C and select the hardware/software driver */
+#undef CONFIG_HARD_I2C /* I2C with hardware support */
+#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
+
+/*
+ * Software (bit-bang) I2C driver configuration
+ */
+
+#ifndef __ASSEMBLY__
+void fpga_gpio_set(int pin);
+void fpga_gpio_clear(int pin);
+int fpga_gpio_get(int pin);
+#endif
+
+#define I2C_ACTIVE { }
+#define I2C_TRISTATE { }
+#define I2C_READ fpga_gpio_get(0x0040) ? 1 : 0
+#define I2C_SDA(bit) if (bit) fpga_gpio_set(0x0040); \
+ else fpga_gpio_clear(0x0040)
+#define I2C_SCL(bit) if (bit) fpga_gpio_set(0x0020); \
+ else fpga_gpio_clear(0x0020)
+#define I2C_DELAY udelay(25) /* 1/4 I2C clock duration */
+
+/*
+ * FLASH organization
+ */
+#define CONFIG_SYS_FLASH_CFI /* The flash is CFI compatible */
+#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver */
+
+#define CONFIG_SYS_FLASH_BASE 0xFC000000
+#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
+
+#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
+#define CONFIG_SYS_MAX_FLASH_SECT 512 /* max num of sectors per chip*/
+
+#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase/ms */
+#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write/ms */
+
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1 /* use buff'd writes */
+#define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware flash protect */
+
+#define CONFIG_SYS_FLASH_EMPTY_INFO /* 'E' for empty sector on flinfo */
+#define CONFIG_SYS_FLASH_QUIET_TEST 1 /* no warn upon unknown flash */
+
+#ifdef CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */
+#define CONFIG_ENV_ADDR ((-CONFIG_SYS_MONITOR_LEN)-CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
+
+/* Address and size of Redundant Environment Sector */
+#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
+#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
+#endif
+
+/*
+ * PPC405 GPIO Configuration
+ */
+#define CONFIG_SYS_4xx_GPIO_TABLE { /* GPIO Alternate1 */ \
+{ \
+/* GPIO Core 0 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_1 }, /* GPIO5 TS3 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \
+{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \
+{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 */ \
+{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 */ \
+} \
+}
+
+/*
+ * Definitions for initial stack pointer and data area (in data cache)
+ */
+/* use on chip memory (OCM) for temperary stack until sdram is tested */
+#define CONFIG_SYS_TEMP_STACK_OCM 1
+
+/* On Chip Memory location */
+#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
+#define CONFIG_SYS_OCM_DATA_SIZE 0x1000
+#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* in SDRAM */
+#define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area */
+
+#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size/bytes res'd for init data*/
+#define CONFIG_SYS_GBL_DATA_OFFSET \
+ (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
+
+/*
+ * External Bus Controller (EBC) Setup
+ */
+
+/* Memory Bank 0 (NOR-FLASH) initialization */
+#define CONFIG_SYS_EBC_PB0AP 0xa382a880
+#define CONFIG_SYS_EBC_PB0CR 0xFC0DA000
+
+/* Memory Bank 1 (NVRAM) initializatio */
+#define CONFIG_SYS_EBC_PB1AP 0x92015480
+#define CONFIG_SYS_EBC_PB1CR 0xFB858000
+
+/* Memory Bank 2 (FPGA) initialization */
+#define CONFIG_SYS_FPGA_BASE 0x7f100000
+#define CONFIG_SYS_EBC_PB2AP 0x02825080
+#define CONFIG_SYS_EBC_PB2CR (CONFIG_SYS_FPGA_BASE | 0x1a000)
+
+/* Memory Bank 3 (Latches) initialization */
+#define CONFIG_SYS_LATCH_BASE 0x7f200000
+#define CONFIG_SYS_EBC_PB3AP 0x02025080
+#define CONFIG_SYS_EBC_PB3CR 0x7f21a000
+
+#endif /* __CONFIG_H */
--
1.5.6.5
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