MIPS: TXx9: Add mtd support

Add helper routines to register physmap-flash platform devices for NOR
flashes.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-mips/txx9/tx3927.h b/include/asm-mips/txx9/tx3927.h
index 587deb9592d2..dc30c8d42061 100644
--- a/include/asm-mips/txx9/tx3927.h
+++ b/include/asm-mips/txx9/tx3927.h
@@ -325,6 +325,7 @@ struct tx3927_ccfg_reg {
 #define TX3927_ROMC_BA(ch)      (tx3927_romcptr->cr[(ch)] & 0xfff00000)
 #define TX3927_ROMC_SIZE(ch)    \
         (0x00100000 << ((tx3927_romcptr->cr[(ch)] >> 8) & 0xf))
+#define TX3927_ROMC_WIDTH(ch)   (32 >> ((tx3927_romcptr->cr[(ch)] >> 7) & 0x1))
 
 void tx3927_wdt_init(void);
 void tx3927_setup(void);
@@ -335,5 +336,6 @@ void tx3927_pcic_setup(struct pci_controller *channel,
                        unsigned long sdram_size, int extarb);
 void tx3927_setup_pcierr_irq(void);
 void tx3927_irq_init(void);
+void tx3927_mtd_init(int ch);
 
 #endif /* __ASM_TXX9_TX3927_H */