MIPS: TXx9: Add DMAC support

Add platform support for DMAC of TXx9 SoCs.

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

4 files changed, 7 insertions, 0 deletions

diff --git a/arch/mips/include/asm/txx9/dmac.h b/arch/mips/include/asm/txx9/dmac.h
index a87d1c3e4f5..5e9151fccbb 100644
--- a/arch/mips/include/asm/txx9/dmac.h
+++ b/arch/mips/include/asm/txx9/dmac.h
@@ -45,4 +45,7 @@ struct txx9dmac_slave {
         unsigned int    reg_width;
 };
 
+void txx9_dmac_init(int id, unsigned long baseaddr, int irq,
+                    const struct txx9dmac_platform_data *pdata);
+
 #endif /* __ASM_TXX9_DMAC_H */
diff --git a/arch/mips/include/asm/txx9/tx4927.h b/arch/mips/include/asm/txx9/tx4927.h
index 7d813f1cb98..d92ae07000d 100644
--- a/arch/mips/include/asm/txx9/tx4927.h
+++ b/arch/mips/include/asm/txx9/tx4927.h
@@ -41,6 +41,7 @@
 
 #define TX4927_SDRAMC_REG       (TX4927_REG_BASE + 0x8000)
 #define TX4927_EBUSC_REG        (TX4927_REG_BASE + 0x9000)
+#define TX4927_DMA_REG          (TX4927_REG_BASE + 0xb000)
 #define TX4927_PCIC_REG         (TX4927_REG_BASE + 0xd000)
 #define TX4927_CCFG_REG         (TX4927_REG_BASE + 0xe000)
 #define TX4927_IRC_REG          (TX4927_REG_BASE + 0xf600)
@@ -265,5 +266,6 @@ int tx4927_pciclk66_setup(void);
 void tx4927_setup_pcierr_irq(void);
 void tx4927_irq_init(void);
 void tx4927_mtd_init(int ch);
+void tx4927_dmac_init(int memcpy_chan);
 
 #endif /* __ASM_TXX9_TX4927_H */
diff --git a/arch/mips/include/asm/txx9/tx4938.h b/arch/mips/include/asm/txx9/tx4938.h
index cd8bc202175..0758a0c411b 100644
--- a/arch/mips/include/asm/txx9/tx4938.h
+++ b/arch/mips/include/asm/txx9/tx4938.h
@@ -305,5 +305,6 @@ struct tx4938ide_platform_info {
 };
 
 void tx4938_ata_init(unsigned int irq, unsigned int shift, int tune);
+void tx4938_dmac_init(int memcpy_chan0, int memcpy_chan1);
 
 #endif
diff --git a/arch/mips/include/asm/txx9/tx4939.h b/arch/mips/include/asm/txx9/tx4939.h
index f02c50b3abf..1be9798a26b 100644
--- a/arch/mips/include/asm/txx9/tx4939.h
+++ b/arch/mips/include/asm/txx9/tx4939.h
@@ -544,5 +544,6 @@ void tx4939_ata_init(void);
 void tx4939_rtc_init(void);
 void tx4939_ndfmc_init(unsigned int hold, unsigned int spw,
                        unsigned char ch_mask, unsigned char wide_mask);
+void tx4939_dmac_init(int memcpy_chan0, int memcpy_chan1);
 
 #endif /* __ASM_TXX9_TX4939_H */