MIPS: TXx9: Add mtd support

[linux-2.6-omap-h63xx.git] / arch / mips / txx9 / generic / setup_tx3927.c

diff --git a/arch/mips/txx9/generic/setup_tx3927.c b/arch/mips/txx9/generic/setup_tx3927.c
index 06c4925760780fee41291b8f8b780758796be515..9505d58454c884af631e0ad812bb6267f71de6e9 100644 (file)
--- a/arch/mips/txx9/generic/setup_tx3927.c
+++ b/arch/mips/txx9/generic/setup_tx3927.c
@@ -15,6 +15,7 @@
 #include <linux/delay.h>
 #include <linux/param.h>
 #include <linux/io.h>
+#include <linux/mtd/physmap.h>
 #include <asm/mipsregs.h>
 #include <asm/txx9irq.h>
 #include <asm/txx9tmr.h>
@@ -121,3 +122,16 @@ void __init tx3927_sio_init(unsigned int sclk, unsigned int cts_mask)
                              TXX9_IRQ_BASE + TX3927_IR_SIO(i),
                              i, sclk, (1 << i) & cts_mask);
 }
+
+void __init tx3927_mtd_init(int ch)
+{
+       struct physmap_flash_data pdata = {
+               .width = TX3927_ROMC_WIDTH(ch) / 8,
+       };
+       unsigned long start = txx9_ce_res[ch].start;
+       unsigned long size = txx9_ce_res[ch].end - start + 1;
+
+       if (!(tx3927_romcptr->cr[ch] & 0x8))
+               return; /* disabled */
+       txx9_physmap_flash_init(ch, start, size, &pdata);
+}