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-rw-r--r--board/amcc/canyonlands/Makefile5
-rw-r--r--board/amcc/canyonlands/bootstrap.c195
-rw-r--r--board/amcc/canyonlands/chip_config.c87
-rw-r--r--cpu/ppc4xx/Makefile3
-rw-r--r--cpu/ppc4xx/cmd_chip_config.c142
-rw-r--r--include/asm-ppc/ppc4xx_config.h42
-rw-r--r--include/configs/canyonlands.h6
7 files changed, 283 insertions, 197 deletions
diff --git a/board/amcc/canyonlands/Makefile b/board/amcc/canyonlands/Makefile
index 2aeead60f9..12f8a642e7 100644
--- a/board/amcc/canyonlands/Makefile
+++ b/board/amcc/canyonlands/Makefile
@@ -25,10 +25,11 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS := $(BOARD).o
-COBJS += bootstrap.o
+COBJS-y := $(BOARD).o
+COBJS-$(CONFIG_CMD_CHIP_CONFIG) += chip_config.o
SOBJS := init.o
+COBJS := $(COBJS-y)
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
SOBJS := $(addprefix $(obj),$(SOBJS))
diff --git a/board/amcc/canyonlands/bootstrap.c b/board/amcc/canyonlands/bootstrap.c
deleted file mode 100644
index 6dc2ccae96..0000000000
--- a/board/amcc/canyonlands/bootstrap.c
+++ /dev/null
@@ -1,195 +0,0 @@
-/*
- * (C) Copyright 2008
- * Stefan Roese, DENX Software Engineering, sr@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 <command.h>
-#include <i2c.h>
-#include <asm/io.h>
-
-/*
- * NOR and NAND boot options change bytes 5, 6, 8, 9, 11. The
- * values are independent of the rest of the clock settings.
- */
-
-#define NAND_COMPATIBLE 0x01
-#define NOR_COMPATIBLE 0x02
-
-#define I2C_EEPROM_ADDR 0x52
-
-static char *config_labels[] = {
- "CPU: 600 PLB: 200 OPB: 100 EBC: 100",
- "CPU: 800 PLB: 200 OPB: 100 EBC: 100",
- "CPU:1000 PLB: 200 OPB: 100 EBC: 100",
- "CPU:1066 PLB: 266 OPB: 88 EBC: 88",
- NULL
-};
-
-static u8 boot_configs[][17] = {
- {
- (NAND_COMPATIBLE | NOR_COMPATIBLE),
- 0x86, 0x80, 0xce, 0x1f, 0x79, 0x80, 0x00, 0xa0, 0x40, 0x08,
- 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
- },
- {
- (NAND_COMPATIBLE | NOR_COMPATIBLE),
- 0x86, 0x80, 0xba, 0x14, 0x99, 0x80, 0x00, 0xa0, 0x40, 0x08,
- 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
- },
- {
- (NAND_COMPATIBLE | NOR_COMPATIBLE),
- 0x86, 0x82, 0x96, 0x19, 0xb9, 0x80, 0x00, 0xa0, 0x40, 0x08,
- 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
- },
- {
- (NAND_COMPATIBLE | NOR_COMPATIBLE),
- 0x86, 0x80, 0xb3, 0x01, 0x9d, 0x80, 0x00, 0xa0, 0x40, 0x08,
- 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
- },
- {
- 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
- }
-};
-
-/*
- * Bytes 5,6,8,9,11 change for NAND boot
- */
-#if 0
-/*
- * Values for 512 page size NAND chips, not used anymore, just
- * keep them here for reference
- */
-static u8 nand_boot[] = {
- 0x90, 0x01, 0xa0, 0x68, 0x58
-};
-#else
-/*
- * Values for 2k page size NAND chips
- */
-static u8 nand_boot[] = {
- 0x90, 0x01, 0xa0, 0xe8, 0x58
-};
-#endif
-
-static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- u8 *buf, b_nand;
- int x, y, nbytes, selcfg;
- extern char console_buffer[];
-
- if (argc < 2) {
- cmd_usage(cmdtp);
- return 1;
- }
-
- if ((strcmp(argv[1], "nor") != 0) &&
- (strcmp(argv[1], "nand") != 0)) {
- printf("Unsupported boot-device - only nor|nand support\n");
- return 1;
- }
-
- /* set the nand flag based on provided input */
- if ((strcmp(argv[1], "nand") == 0))
- b_nand = 1;
- else
- b_nand = 0;
-
- printf("Available configurations: \n\n");
-
- if (b_nand) {
- for(x = 0, y = 0; boot_configs[x][0] != 0; x++) {
- /* filter on nand compatible */
- if (boot_configs[x][0] & NAND_COMPATIBLE) {
- printf(" %d - %s\n", (y+1), config_labels[x]);
- y++;
- }
- }
- } else {
- for(x = 0, y = 0; boot_configs[x][0] != 0; x++) {
- /* filter on nor compatible */
- if (boot_configs[x][0] & NOR_COMPATIBLE) {
- printf(" %d - %s\n", (y+1), config_labels[x]);
- y++;
- }
- }
- }
-
- do {
- nbytes = readline(" Selection [1-x / quit]: ");
-
- if (nbytes) {
- if (strcmp(console_buffer, "quit") == 0)
- return 0;
- selcfg = simple_strtol(console_buffer, NULL, 10);
- if ((selcfg < 1) || (selcfg > y))
- nbytes = 0;
- }
- } while (nbytes == 0);
-
-
- y = (selcfg - 1);
-
- for (x = 0; boot_configs[x][0] != 0; x++) {
- if (b_nand) {
- if (boot_configs[x][0] & NAND_COMPATIBLE) {
- if (y > 0)
- y--;
- else if (y < 1)
- break;
- }
- } else {
- if (boot_configs[x][0] & NOR_COMPATIBLE) {
- if (y > 0)
- y--;
- else if (y < 1)
- break;
- }
- }
- }
-
- buf = &boot_configs[x][1];
-
- if (b_nand) {
- buf[5] = nand_boot[0];
- buf[6] = nand_boot[1];
- buf[8] = nand_boot[2];
- buf[9] = nand_boot[3];
- buf[11] = nand_boot[4];
- }
-
- if (i2c_write(I2C_EEPROM_ADDR, 0, 1, buf, 16) != 0)
- printf("Error writing to EEPROM at address 0x%x\n", I2C_EEPROM_ADDR);
- udelay(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
-
- printf("Done\n");
- printf("Please power-cycle the board for the changes to take effect\n");
-
- return 0;
-}
-
-U_BOOT_CMD(
- bootstrap, 2, 0, do_bootstrap,
- "program the I2C bootstrap EEPROM",
- "<nand|nor> - strap to boot from NAND or NOR flash"
-);
diff --git a/board/amcc/canyonlands/chip_config.c b/board/amcc/canyonlands/chip_config.c
new file mode 100644
index 0000000000..e46f4d8ece
--- /dev/null
+++ b/board/amcc/canyonlands/chip_config.c
@@ -0,0 +1,87 @@
+/*
+ * (C) Copyright 2008-2009
+ * Stefan Roese, DENX Software Engineering, sr@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/ppc4xx_config.h>
+
+struct ppc4xx_config ppc4xx_config_val[] = {
+ {
+ "600-nor", "NOR CPU: 600 PLB: 200 OPB: 100 EBC: 100",
+ {
+ 0x86, 0x80, 0xce, 0x1f, 0x79, 0x80, 0x00, 0xa0,
+ 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "600-nand", "NAND CPU: 600 PLB: 200 OPB: 100 EBC: 100",
+ {
+ 0x86, 0x80, 0xce, 0x1f, 0x79, 0x90, 0x01, 0xa0,
+ 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "800-nor", "NOR CPU: 800 PLB: 200 OPB: 100 EBC: 100",
+ {
+ 0x86, 0x80, 0xba, 0x14, 0x99, 0x80, 0x00, 0xa0,
+ 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "800-nand", "NAND CPU: 800 PLB: 200 OPB: 100 EBC: 100",
+ {
+ 0x86, 0x80, 0xba, 0x14, 0x99, 0x90, 0x01, 0xa0,
+ 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "1000-nor", "NOR CPU:1000 PLB: 200 OPB: 100 EBC: 100",
+ {
+ 0x86, 0x82, 0x96, 0x19, 0xb9, 0x80, 0x00, 0xa0,
+ 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "1000-nand", "NAND CPU:1000 PLB: 200 OPB: 100 EBC: 100",
+ {
+ 0x86, 0x82, 0x96, 0x19, 0xb9, 0x90, 0x01, 0xa0,
+ 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "1066-nor", "NOR CPU:1066 PLB: 266 OPB: 88 EBC: 88",
+ {
+ 0x86, 0x80, 0xb3, 0x01, 0x9d, 0x80, 0x00, 0xa0,
+ 0x40, 0x08, 0x23, 0x50, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+ {
+ "1066-nand", "NAND CPU:1066 PLB: 266 OPB: 88 EBC: 88",
+ {
+ 0x86, 0x80, 0xb3, 0x01, 0x9d, 0x90, 0x01, 0xa0,
+ 0xa0, 0xe8, 0x23, 0x58, 0x0d, 0x05, 0x00, 0x00
+ }
+ },
+};
+
+int ppc4xx_config_count = ARRAY_SIZE(ppc4xx_config_val);
diff --git a/cpu/ppc4xx/Makefile b/cpu/ppc4xx/Makefile
index 6f52dfd14f..2050b17d81 100644
--- a/cpu/ppc4xx/Makefile
+++ b/cpu/ppc4xx/Makefile
@@ -41,6 +41,9 @@ endif
COBJS += 4xx_pci.o
COBJS += 4xx_pcie.o
COBJS += bedbug_405.o
+ifdef CONFIG_CMD_CHIP_CONFIG
+COBJS += cmd_chip_config.o
+endif
COBJS += commproc.o
COBJS += cpu.o
COBJS += cpu_init.o
diff --git a/cpu/ppc4xx/cmd_chip_config.c b/cpu/ppc4xx/cmd_chip_config.c
new file mode 100644
index 0000000000..d360d5beec
--- /dev/null
+++ b/cpu/ppc4xx/cmd_chip_config.c
@@ -0,0 +1,142 @@
+/*
+ * (C) Copyright 2008-2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * (C) Copyright 2009
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach@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 <i2c.h>
+#include <asm/ppc4xx_config.h>
+#include <asm/io.h>
+
+static void print_configs(int cur_config_nr)
+{
+ int i;
+
+ for (i = 0; i < ppc4xx_config_count; i++) {
+ printf("%-16s - %s", ppc4xx_config_val[i].label,
+ ppc4xx_config_val[i].description);
+ if (i == cur_config_nr)
+ printf(" ***");
+ printf("\n");
+ }
+
+}
+
+static int do_chip_config(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ int i;
+ int ret;
+ int cur_config_nr = -1;
+ u8 cur_config[CONFIG_4xx_CONFIG_BLOCKSIZE];
+
+#ifdef CONFIG_CMD_EEPROM
+ ret = eeprom_read(CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR,
+ CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET,
+ cur_config, CONFIG_4xx_CONFIG_BLOCKSIZE);
+#else
+ ret = i2c_read(CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR,
+ CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET,
+ 1, cur_config, CONFIG_4xx_CONFIG_BLOCKSIZE);
+#endif
+ if (ret) {
+ printf("Error reading EEPROM at addr 0x%x\n",
+ CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR);
+ return -1;
+ }
+
+ /*
+ * Search the current configuration
+ */
+ for (i = 0; i < ppc4xx_config_count; i++) {
+ if (memcmp(cur_config, ppc4xx_config_val[i].val,
+ CONFIG_4xx_CONFIG_BLOCKSIZE) == 0)
+ cur_config_nr = i;
+ }
+
+ if (cur_config_nr == -1) {
+ printf("Warning: The I2C bootstrap values don't match any"
+ " of the available options!\n");
+ printf("I2C bootstrap EEPROM values are (I2C address 0x%02x):\n",
+ CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR);
+ for (i = 0; i < CONFIG_4xx_CONFIG_BLOCKSIZE; i++) {
+ printf("%02x ", cur_config[i]);
+ }
+ printf("\n");
+ }
+
+ if (argc < 2) {
+ printf("Available configurations (I2C address 0x%02x):\n",
+ CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR);
+ print_configs(cur_config_nr);
+ return 0;
+ }
+
+ for (i = 0; i < ppc4xx_config_count; i++) {
+ /*
+ * Search for configuration name/label
+ */
+ if (strcmp(argv[1], ppc4xx_config_val[i].label) == 0) {
+ printf("Using configuration:\n%-16s - %s\n",
+ ppc4xx_config_val[i].label,
+ ppc4xx_config_val[i].description);
+
+#ifdef CONFIG_CMD_EEPROM
+ ret = eeprom_write(CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR,
+ CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET,
+ ppc4xx_config_val[i].val,
+ CONFIG_4xx_CONFIG_BLOCKSIZE);
+#else
+ ret = i2c_write(CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR,
+ CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET,
+ 1, ppc4xx_config_val[i].val,
+ CONFIG_4xx_CONFIG_BLOCKSIZE);
+#endif
+ udelay(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
+ if (ret) {
+ printf("Error updating EEPROM at addr 0x%x\n",
+ CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR);
+ return -1;
+ }
+
+ printf("done (dump via 'i2c md %x 0.1 %x')\n",
+ CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR,
+ CONFIG_4xx_CONFIG_BLOCKSIZE);
+ printf("Reset the board for the changes to"
+ " take effect\n");
+ return 0;
+ }
+ }
+
+ printf("Configuration %s not found!\n", argv[1]);
+ print_configs(cur_config_nr);
+ return -1;
+}
+
+U_BOOT_CMD(
+ chip_config, 2, 0, do_chip_config,
+ "program the I2C bootstrap EEPROM",
+ "[config-label]"
+);
diff --git a/include/asm-ppc/ppc4xx_config.h b/include/asm-ppc/ppc4xx_config.h
new file mode 100644
index 0000000000..49acb60aed
--- /dev/null
+++ b/include/asm-ppc/ppc4xx_config.h
@@ -0,0 +1,42 @@
+/*
+ * (C) Copyright 2008-2009
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * (C) Copyright 2009
+ * Dirk Eibach, Guntermann & Drunck GmbH, eibach@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 __PPC4xx_CONFIG_H
+#define __PPC4xx_CONFIG_H
+
+#include <common.h>
+
+struct ppc4xx_config {
+ char label[16];
+ char description[64];
+ u8 val[CONFIG_4xx_CONFIG_BLOCKSIZE];
+};
+
+extern struct ppc4xx_config ppc4xx_config_val[];
+extern int ppc4xx_config_count;
+
+#endif /* __PPC4xx_CONFIG_H */
diff --git a/include/configs/canyonlands.h b/include/configs/canyonlands.h
index d22d4113de..217a8ee009 100644
--- a/include/configs/canyonlands.h
+++ b/include/configs/canyonlands.h
@@ -330,6 +330,11 @@
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10
+/* I2C bootstrap EEPROM */
+#define CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR 0x52
+#define CONFIG_4xx_CONFIG_I2C_EEPROM_OFFSET 0
+#define CONFIG_4xx_CONFIG_BLOCKSIZE 16
+
/* I2C SYSMON (LM75, AD7414 is almost compatible) */
#define CONFIG_DTT_LM75 1 /* ON Semi's LM75 */
#define CONFIG_DTT_AD7414 1 /* use AD7414 */
@@ -442,6 +447,7 @@
/*
* Commands additional to the ones defined in amcc-common.h
*/
+#define CONFIG_CMD_CHIP_CONFIG
#if defined(CONFIG_ARCHES)
#define CONFIG_CMD_DTT
#define CONFIG_CMD_PCI
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