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Index: u-boot-1.3.2/board/freescale/mpc8313erdb/mpc8313erdb.c
===================================================================
--- u-boot-1.3.2.orig/board/freescale/mpc8313erdb/mpc8313erdb.c
+++ u-boot-1.3.2/board/freescale/mpc8313erdb/mpc8313erdb.c
@@ -49,6 +49,7 @@ int misc_init_f(void)
{
uchar value;
uchar i;
+ ulong addr;
#ifdef PRE_INIT_GPIO
value=PRE_INIT_GPIO;
@@ -84,6 +85,18 @@ int misc_init_f(void)
puts("GPIO: ready\n");
#endif
+#ifdef PRE_INIT_EXIO
+ addr = ADDR_EXIO;
+ *((u_char *)addr) = PRE_INIT_EXIO;
+ udelay(1000);
+#endif
+
+#ifdef INIT_EXIO
+ addr = ADDR_EXIO;
+ *((u_char *)addr) = INIT_EXIO;
+ puts("EXIO: ready\n");
+#endif
+
return 0;
}
Index: u-boot-1.3.2/common/cmd_exio.c
===================================================================
--- /dev/null
+++ u-boot-1.3.2/common/cmd_exio.c
@@ -0,0 +1,67 @@
+/*
+ * (C) Copyright 2008
+ * Alexandre Coffignal, CenoSYS, alexandre.coffignal@cenosys.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 <config.h>
+#include <command.h>
+
+extern void init_exio(char value);
+
+int do_exio (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned char ucExio;
+ ulong addr;
+ if (argc < 2)
+ goto usage;
+
+ if (!strncmp(argv[1], "get", 3))
+ {
+ addr = ADDR_EXIO;
+ ucExio=*((u_char *)addr);
+ printf("%s = 0x%02x\n",argv[0],ucExio);
+ }
+ else
+ {
+ ucExio = simple_strtoul (argv[1], NULL, 10);
+
+ addr = ADDR_EXIO;
+ *((u_char *)addr) = ucExio;
+
+ printf("%s 0x%2x\n",argv[0],ucExio);
+ }
+ return 0;
+
+usage :
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+} /* do_gpio() */
+
+/***************************************************/
+
+U_BOOT_CMD(
+ exio, 2, 1, do_exio,
+ "exio - Extender io Output\n",
+ " - Set or clear extender io Output.\n"
+ "exio value - \n"
+);
Index: u-boot-1.3.2/common/Makefile
===================================================================
--- u-boot-1.3.2.orig/common/Makefile
+++ u-boot-1.3.2/common/Makefile
@@ -52,6 +52,7 @@ COBJS-$(CONFIG_CMD_DOC) += cmd_doc.o
COBJS-$(CONFIG_CMD_DTT) += cmd_dtt.o
COBJS-$(CONFIG_CMD_CAPSENSE) += cmd_capsense.o
COBJS-$(CONFIG_CMD_GPIO) += cmd_gpio.o
+COBJS-$(CONFIG_CMD_EXIO) += cmd_exio.o
COBJS-y += cmd_eeprom.o
COBJS-$(CONFIG_CMD_ELF) += cmd_elf.o
COBJS-$(CONFIG_CMD_EXT2) += cmd_ext2.o
Index: u-boot-1.3.2/include/configs/MPC8313ERDB.h
===================================================================
--- u-boot-1.3.2.orig/include/configs/MPC8313ERDB.h
+++ u-boot-1.3.2/include/configs/MPC8313ERDB.h
@@ -374,6 +374,7 @@
#define CONFIG_CMD_SPI
#define CONFIG_CMD_DTT
#define CONFIG_CMD_GPIO
+#define CONFIG_CMD_EXIO
#if defined(CFG_RAMBOOT)
#undef CONFIG_CMD_ENV
@@ -415,6 +416,11 @@
#define CONFIG_CAPSENSE_LEDS {0x02,0x0F} // port 0-{1} port 1-{0,1,2,3}
#define CONFIG_CAPSENSE_SENSORS {0x1D,0x10} // port 0-{0,2,3,4} port 1-{4}
+/* Extender io */
+#define ADDR_EXIO 0xFA000000
+#define PRE_INIT_EXIO 0x18
+#define INIT_EXIO 0x58
+
/*
* Miscellaneous configurable options
*/
|
