summaryrefslogtreecommitdiff
path: root/arch/blackfin/mach-bf538/dma.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/blackfin/mach-bf538/dma.c')
-rw-r--r--arch/blackfin/mach-bf538/dma.c141
1 files changed, 0 insertions, 141 deletions
diff --git a/arch/blackfin/mach-bf538/dma.c b/arch/blackfin/mach-bf538/dma.c
deleted file mode 100644
index cce8ef5a5cec..000000000000
--- a/arch/blackfin/mach-bf538/dma.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * the simple DMA Implementation for Blackfin
- *
- * Copyright 2008 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/module.h>
-
-#include <asm/blackfin.h>
-#include <asm/dma.h>
-
-struct dma_register * const dma_io_base_addr[MAX_DMA_CHANNELS] = {
- (struct dma_register *) DMA0_NEXT_DESC_PTR,
- (struct dma_register *) DMA1_NEXT_DESC_PTR,
- (struct dma_register *) DMA2_NEXT_DESC_PTR,
- (struct dma_register *) DMA3_NEXT_DESC_PTR,
- (struct dma_register *) DMA4_NEXT_DESC_PTR,
- (struct dma_register *) DMA5_NEXT_DESC_PTR,
- (struct dma_register *) DMA6_NEXT_DESC_PTR,
- (struct dma_register *) DMA7_NEXT_DESC_PTR,
- (struct dma_register *) DMA8_NEXT_DESC_PTR,
- (struct dma_register *) DMA9_NEXT_DESC_PTR,
- (struct dma_register *) DMA10_NEXT_DESC_PTR,
- (struct dma_register *) DMA11_NEXT_DESC_PTR,
- (struct dma_register *) DMA12_NEXT_DESC_PTR,
- (struct dma_register *) DMA13_NEXT_DESC_PTR,
- (struct dma_register *) DMA14_NEXT_DESC_PTR,
- (struct dma_register *) DMA15_NEXT_DESC_PTR,
- (struct dma_register *) DMA16_NEXT_DESC_PTR,
- (struct dma_register *) DMA17_NEXT_DESC_PTR,
- (struct dma_register *) DMA18_NEXT_DESC_PTR,
- (struct dma_register *) DMA19_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_D0_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_S0_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_D1_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_S1_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_D2_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_S2_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_D3_NEXT_DESC_PTR,
- (struct dma_register *) MDMA_S3_NEXT_DESC_PTR,
-};
-EXPORT_SYMBOL(dma_io_base_addr);
-
-int channel2irq(unsigned int channel)
-{
- int ret_irq = -1;
-
- switch (channel) {
- case CH_PPI:
- ret_irq = IRQ_PPI;
- break;
-
- case CH_UART0_RX:
- ret_irq = IRQ_UART0_RX;
- break;
-
- case CH_UART0_TX:
- ret_irq = IRQ_UART0_TX;
- break;
-
- case CH_UART1_RX:
- ret_irq = IRQ_UART1_RX;
- break;
-
- case CH_UART1_TX:
- ret_irq = IRQ_UART1_TX;
- break;
-
- case CH_UART2_RX:
- ret_irq = IRQ_UART2_RX;
- break;
-
- case CH_UART2_TX:
- ret_irq = IRQ_UART2_TX;
- break;
-
- case CH_SPORT0_RX:
- ret_irq = IRQ_SPORT0_RX;
- break;
-
- case CH_SPORT0_TX:
- ret_irq = IRQ_SPORT0_TX;
- break;
-
- case CH_SPORT1_RX:
- ret_irq = IRQ_SPORT1_RX;
- break;
-
- case CH_SPORT1_TX:
- ret_irq = IRQ_SPORT1_TX;
- break;
-
- case CH_SPORT2_RX:
- ret_irq = IRQ_SPORT2_RX;
- break;
-
- case CH_SPORT2_TX:
- ret_irq = IRQ_SPORT2_TX;
- break;
-
- case CH_SPORT3_RX:
- ret_irq = IRQ_SPORT3_RX;
- break;
-
- case CH_SPORT3_TX:
- ret_irq = IRQ_SPORT3_TX;
- break;
-
- case CH_SPI0:
- ret_irq = IRQ_SPI0;
- break;
-
- case CH_SPI1:
- ret_irq = IRQ_SPI1;
- break;
-
- case CH_SPI2:
- ret_irq = IRQ_SPI2;
- break;
-
- case CH_MEM_STREAM0_SRC:
- case CH_MEM_STREAM0_DEST:
- ret_irq = IRQ_MEM0_DMA0;
- break;
- case CH_MEM_STREAM1_SRC:
- case CH_MEM_STREAM1_DEST:
- ret_irq = IRQ_MEM0_DMA1;
- break;
- case CH_MEM_STREAM2_SRC:
- case CH_MEM_STREAM2_DEST:
- ret_irq = IRQ_MEM1_DMA0;
- break;
- case CH_MEM_STREAM3_SRC:
- case CH_MEM_STREAM3_DEST:
- ret_irq = IRQ_MEM1_DMA1;
- break;
- }
- return ret_irq;
-}