Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / blackfin / mach-bf527 / include / mach / dma.h

diff --git a/kernel/arch/blackfin/mach-bf527/include/mach/dma.h b/kernel/arch/blackfin/mach-bf527/include/mach/dma.h
new file mode 100644 (file)
index 0000000..eb287da
--- /dev/null
+++ b/kernel/arch/blackfin/mach-bf527/include/mach/dma.h
@@ -0,0 +1,38 @@
+/* mach/dma.h - arch-specific DMA defines
+ *
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef _MACH_DMA_H_
+#define _MACH_DMA_H_
+
+#define MAX_DMA_CHANNELS 16
+
+#define CH_PPI                         0       /* PPI receive/transmit or NFC */
+#define CH_EMAC_RX             1       /* Ethernet MAC receive or HOSTDP */
+#define CH_EMAC_HOSTDP                 1       /* Ethernet MAC receive or HOSTDP */
+#define CH_EMAC_TX             2       /* Ethernet MAC transmit or NFC */
+#define CH_SPORT0_RX           3       /* SPORT0 receive */
+#define CH_SPORT0_TX           4       /* SPORT0 transmit */
+#define CH_SPORT1_RX           5       /* SPORT1 receive */
+#define CH_SPORT1_TX           6       /* SPORT1 transmit */
+#define CH_SPI                         7       /* SPI transmit/receive */
+#define CH_UART0_RX            8       /* UART0 receive */
+#define CH_UART0_TX            9       /* UART0 transmit */
+#define CH_UART1_RX            10      /* UART1 receive */
+#define CH_UART1_TX            11      /* UART1 transmit */
+
+#define CH_MEM_STREAM0_DEST    12      /* TX */
+#define CH_MEM_STREAM0_SRC     13      /* RX */
+#define CH_MEM_STREAM1_DEST    14      /* TX */
+#define CH_MEM_STREAM1_SRC     15      /* RX */
+
+#if defined(CONFIG_BF527_NAND_D_PORTF)
+#define CH_NFC                 CH_PPI  /* PPI receive/transmit or NFC */
+#elif defined(CONFIG_BF527_NAND_D_PORTH)
+#define CH_NFC                 CH_EMAC_TX /* PPI receive/transmit or NFC */
+#endif
+
+#endif