[ARM] 3800/2: S3C2412: DMA channel mappings

DMA channel mappings for the S3C2312

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 32 insertions, 0 deletions

diff --git a/include/asm-arm/arch-s3c2410/dma.h b/include/asm-arm/arch-s3c2410/dma.h
index 166fc89d62d7..7ac224836971 100644
--- a/include/asm-arm/arch-s3c2410/dma.h
+++ b/include/asm-arm/arch-s3c2410/dma.h
@@ -48,6 +48,9 @@ enum dma_ch {
         DMACH_USB_EP2,
         DMACH_USB_EP3,
         DMACH_USB_EP4,
+        DMACH_UART0_SRC2,       /* s3c2412 second uart sources */
+        DMACH_UART1_SRC2,
+        DMACH_UART2_SRC2,
         DMACH_MAX,              /* the end entry */
 };
 
@@ -317,6 +320,7 @@ extern int s3c2410_dma_set_buffdone_fn(dmach_t, s3c2410_dma_cbfn_t rtn);
 #define S3C2410_DMA_DCSRC       (0x18)
 #define S3C2410_DMA_DCDST       (0x1C)
 #define S3C2410_DMA_DMASKTRIG   (0x20)
+#define S3C2412_DMA_DMAREQSEL   (0x24)
 
 #define S3C2410_DISRCC_INC      (1<<0)
 #define S3C2410_DISRCC_APB      (1<<1)
@@ -383,4 +387,32 @@ extern int s3c2410_dma_set_buffdone_fn(dmach_t, s3c2410_dma_cbfn_t rtn);
 #define S3C2440_DCON_CH3_PCMOUT (6<<24)
 #endif
 
+#ifdef CONFIG_CPU_S3C2412
+
+#define S3C2412_DMAREQSEL_SRC(x)        ((x)<<1)
+
+#define S3C2412_DMAREQSEL_HW            (1)
+
+#define S3C2412_DMAREQSEL_SPI0TX        S3C2412_DMAREQSEL_SRC(0)
+#define S3C2412_DMAREQSEL_SPI0RX        S3C2412_DMAREQSEL_SRC(1)
+#define S3C2412_DMAREQSEL_SPI1TX        S3C2412_DMAREQSEL_SRC(2)
+#define S3C2412_DMAREQSEL_SPI1RX        S3C2412_DMAREQSEL_SRC(3)
+#define S3C2412_DMAREQSEL_I2STX         S3C2412_DMAREQSEL_SRC(4)
+#define S3C2412_DMAREQSEL_I2SRX         S3C2412_DMAREQSEL_SRC(5)
+#define S3C2412_DMAREQSEL_TIMER         S3C2412_DMAREQSEL_SRC(9)
+#define S3C2412_DMAREQSEL_SDI           S3C2412_DMAREQSEL_SRC(10)
+#define S3C2412_DMAREQSEL_USBEP1        S3C2412_DMAREQSEL_SRC(13)
+#define S3C2412_DMAREQSEL_USBEP2        S3C2412_DMAREQSEL_SRC(14)
+#define S3C2412_DMAREQSEL_USBEP3        S3C2412_DMAREQSEL_SRC(15)
+#define S3C2412_DMAREQSEL_USBEP4        S3C2412_DMAREQSEL_SRC(16)
+#define S3C2412_DMAREQSEL_XDREQ0        S3C2412_DMAREQSEL_SRC(17)
+#define S3C2412_DMAREQSEL_XDREQ1        S3C2412_DMAREQSEL_SRC(18)
+#define S3C2412_DMAREQSEL_UART0_0       S3C2412_DMAREQSEL_SRC(19)
+#define S3C2412_DMAREQSEL_UART0_1       S3C2412_DMAREQSEL_SRC(20)
+#define S3C2412_DMAREQSEL_UART1_0       S3C2412_DMAREQSEL_SRC(21)
+#define S3C2412_DMAREQSEL_UART1_1       S3C2412_DMAREQSEL_SRC(22)
+#define S3C2412_DMAREQSEL_UART2_0       S3C2412_DMAREQSEL_SRC(23)
+#define S3C2412_DMAREQSEL_UART2_1       S3C2412_DMAREQSEL_SRC(24)
+
+#endif
 #endif /* __ASM_ARCH_DMA_H */