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-rw-r--r--include/asm-arm/arch-ixp23xx/platform.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp23xx/platform.h b/include/asm-arm/arch-ixp23xx/platform.h
index 19a73b39c864..56e16d66645a 100644
--- a/include/asm-arm/arch-ixp23xx/platform.h
+++ b/include/asm-arm/arch-ixp23xx/platform.h
@@ -43,5 +43,15 @@ extern struct sys_timer ixp23xx_timer;
#define IXP23XX_UART_XTAL 14745600
+#ifndef __ASSEMBLY__
+/*
+ * Is system memory on the XSI or CPP bus?
+ */
+static inline unsigned ixp23xx_cpp_boot(void)
+{
+ return (*IXP23XX_EXP_CFG0 & IXP23XX_EXP_CFG0_XSI_NOT_PRES);
+}
+#endif
+
#endif
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