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-rw-r--r--arch/mips/ath79/prom.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/ath79/prom.c b/arch/mips/ath79/prom.c
index 80a0bffe5e1c..e1fe63051136 100644
--- a/arch/mips/ath79/prom.c
+++ b/arch/mips/ath79/prom.c
@@ -13,6 +13,7 @@
#include <linux/init.h>
#include <linux/io.h>
#include <linux/string.h>
+#include <linux/initrd.h>
#include <asm/bootinfo.h>
#include <asm/addrspace.h>
@@ -23,6 +24,13 @@
void __init prom_init(void)
{
fw_init_cmdline();
+
+ /* Read the initrd address from the firmware environment */
+ initrd_start = fw_getenvl("initrd_start");
+ if (initrd_start) {
+ initrd_start = KSEG0ADDR(initrd_start);
+ initrd_end = initrd_start + fw_getenvl("initrd_size");
+ }
}
void __init prom_free_prom_memory(void)