Index: u-boot-1.3.2/board/freescale/mpc8313erdb/mpc8313erdb.c
===================================================================
--- u-boot-1.3.2.orig/board/freescale/mpc8313erdb/mpc8313erdb.c	2008-09-12 18:48:23.000000000 +0200
+++ u-boot-1.3.2/board/freescale/mpc8313erdb/mpc8313erdb.c	2008-09-12 18:50:10.000000000 +0200
@@ -28,6 +28,7 @@
 #endif
 #include <pci.h>
 #include <mpc83xx.h>
+#include <spi.h> 
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -107,3 +108,33 @@
 #endif
 }
 #endif
+
+
+/*
+ * The following are used to control the SPI chip selects for the SPI command.
+ */
+#ifdef CONFIG_HARD_SPI
+
+#define SPI_CS_MASK	0x80000000
+
+void spi_eeprom_chipsel(int cs)
+{
+	volatile gpio83xx_t *iopd = &((immap_t *)CFG_IMMR)->gpio[0];
+
+	if (cs)
+		iopd->dat &= ~SPI_CS_MASK;
+	else
+		iopd->dat |=  SPI_CS_MASK;
+}
+
+/*
+ * The SPI command uses this table of functions for controlling the SPI
+ * chip selects.
+ */
+spi_chipsel_type spi_chipsel[] = {
+	spi_eeprom_chipsel,
+};
+int spi_chipsel_cnt = sizeof(spi_chipsel) / sizeof(spi_chipsel[0]);
+
+#endif /* CONFIG_HARD_SPI */
+
Index: u-boot-1.3.2/include/configs/MPC8313ERDB.h
===================================================================
--- u-boot-1.3.2.orig/include/configs/MPC8313ERDB.h	2008-09-12 18:50:09.000000000 +0200
+++ u-boot-1.3.2/include/configs/MPC8313ERDB.h	2008-09-12 18:50:50.000000000 +0200
@@ -359,6 +359,7 @@
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_NAND
+#define CONFIG_CMD_SPI
 
 #if defined(CFG_RAMBOOT)
     #undef CONFIG_CMD_ENV
@@ -367,6 +368,11 @@
 
 #define CONFIG_CMDLINE_EDITING 1
 
+/* SPI */
+#define CONFIG_MPC8XXX_SPI
+#define CONFIG_HARD_SPI			/* SPI with hardware support */
+#undef CONFIG_SOFT_SPI			/* SPI bit-banged */
+
 /*
  * JFFS2 partitions (mtdparts command line support)
  */