ARM: imx: remove unused defines

None of the defines "for modules using static and dynamic DMA channels"
are used. Remove these.
Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

arch/arm/mach-imx/mx51.h

@@ -144,39 +144,6 @@
 #define MX51_SPBA_HSI2C	0x38
 #define MX51_SPBA_CTRL	0x3c
 
-/*
- * Defines for modules using static and dynamic DMA channels
- */
-#define MX51_MXC_DMA_CHANNEL_IRAM	30
-#define MX51_MXC_DMA_CHANNEL_SPDIF_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_UART1_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_UART1_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_UART2_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_UART2_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_UART3_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_UART3_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_MMC1	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_MMC2	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_SSI1_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_SSI1_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_SSI2_RX	MXC_DMA_DYNAMIC_CHANNEL
-#ifdef CONFIG_SDMA_IRAM
-#define MX51_MXC_DMA_CHANNEL_SSI2_TX	(MX51_MXC_DMA_CHANNEL_IRAM + 1)
-#else				/*CONFIG_SDMA_IRAM */
-#define MX51_MXC_DMA_CHANNEL_SSI2_TX	MXC_DMA_DYNAMIC_CHANNEL
-#endif				/*CONFIG_SDMA_IRAM */
-#define MX51_MXC_DMA_CHANNEL_CSPI1_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_CSPI1_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_CSPI2_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_CSPI2_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_CSPI3_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_CSPI3_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_ATA_RX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_ATA_TX	MXC_DMA_DYNAMIC_CHANNEL
-#define MX51_MXC_DMA_CHANNEL_MEMORY	MXC_DMA_DYNAMIC_CHANNEL
-
-#define MX51_IS_MEM_DEVICE_NONSHARED(x)		0
-
 /*
  * DMA request assignments
  */