1 files changed, 14 insertions, 0 deletions

diff --git a/arch/mips/txx9/generic/setup_tx4938.c b/arch/mips/txx9/generic/setup_tx4938.c
index 95c058f0a96c..630a7aac61f6 100644
--- a/arch/mips/txx9/generic/setup_tx4938.c
+++ b/arch/mips/txx9/generic/setup_tx4938.c
@@ -14,6 +14,7 @@
 #include <linux/ioport.h>
 #include <linux/delay.h>
 #include <linux/param.h>
+#include <linux/mtd/physmap.h>
 #include <asm/txx9irq.h>
 #include <asm/txx9tmr.h>
 #include <asm/txx9pio.h>
@@ -269,3 +270,16 @@ void __init tx4938_ethaddr_init(unsigned char *addr0, unsigned char *addr1)
         if (addr1 && (pcfg & TX4938_PCFG_ETH1_SEL))
                 txx9_ethaddr_init(TXX9_IRQ_BASE + TX4938_IR_ETH1, addr1);
 }
+
+void __init tx4938_mtd_init(int ch)
+{
+        struct physmap_flash_data pdata = {
+                .width = TX4938_EBUSC_WIDTH(ch) / 8,
+        };
+        unsigned long start = txx9_ce_res[ch].start;
+        unsigned long size = txx9_ce_res[ch].end - start + 1;
+
+        if (!(TX4938_EBUSC_CR(ch) & 0x8))
+                return; /* disabled */
+        txx9_physmap_flash_init(ch, start, size, &pdata);
+}