arm/mx2: use cpp magic to create imx-ssi devices

This makes the source shorter and easier to verify.  While at it switch
to use the SoC-prefixed constants.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

diff --git a/arch/arm/mach-mx2/devices.c b/arch/arm/mach-mx2/devices.c
index 71fd2c5..bed0fdb 100644 (file)
--- a/arch/arm/mach-mx2/devices.c
+++ b/arch/arm/mach-mx2/devices.c
@@ -387,83 +387,40 @@ struct platform_device mxc_usbh2 = {
 };
 #endif
 
-static struct resource imx_ssi_resources0[] = {
-       {
-               .start  = SSI1_BASE_ADDR,
-               .end    = SSI1_BASE_ADDR + 0x6F,
-               .flags  = IORESOURCE_MEM,
-       }, {
-               .start  = MXC_INT_SSI1,
-               .end    = MXC_INT_SSI1,
-               .flags  = IORESOURCE_IRQ,
-       }, {
-               .name   = "tx0",
-               .start  = DMA_REQ_SSI1_TX0,
-               .end    = DMA_REQ_SSI1_TX0,
-               .flags  = IORESOURCE_DMA,
-       }, {
-               .name   = "rx0",
-               .start  = DMA_REQ_SSI1_RX0,
-               .end    = DMA_REQ_SSI1_RX0,
-               .flags  = IORESOURCE_DMA,
-       }, {
-               .name   = "tx1",
-               .start  = DMA_REQ_SSI1_TX1,
-               .end    = DMA_REQ_SSI1_TX1,
-               .flags  = IORESOURCE_DMA,
-       }, {
-               .name   = "rx1",
-               .start  = DMA_REQ_SSI1_RX1,
-               .end    = DMA_REQ_SSI1_RX1,
-               .flags  = IORESOURCE_DMA,
-       },
-};
-
-static struct resource imx_ssi_resources1[] = {
-       {
-               .start  = SSI2_BASE_ADDR,
-               .end    = SSI2_BASE_ADDR + 0x6F,
-               .flags  = IORESOURCE_MEM,
-       }, {
-               .start  = MXC_INT_SSI2,
-               .end    = MXC_INT_SSI2,
-               .flags  = IORESOURCE_IRQ,
-       }, {
-               .name   = "tx0",
-               .start  = DMA_REQ_SSI2_TX0,
-               .end    = DMA_REQ_SSI2_TX0,
-               .flags  = IORESOURCE_DMA,
-       }, {
-               .name   = "rx0",
-               .start  = DMA_REQ_SSI2_RX0,
-               .end    = DMA_REQ_SSI2_RX0,
-               .flags  = IORESOURCE_DMA,
-       }, {
-               .name   = "tx1",
-               .start  = DMA_REQ_SSI2_TX1,
-               .end    = DMA_REQ_SSI2_TX1,
-               .flags  = IORESOURCE_DMA,
-       }, {
-               .name   = "rx1",
-               .start  = DMA_REQ_SSI2_RX1,
-               .end    = DMA_REQ_SSI2_RX1,
-               .flags  = IORESOURCE_DMA,
-       },
-};
+#define DEFINE_IMX_SSI_DMARES(_name, ssin, suffix)                     \
+       {                                                               \
+               .name = _name,                                          \
+               .start = MX2x_DMA_REQ_SSI ## ssin ## _ ## suffix,       \
+               .end = MX2x_DMA_REQ_SSI ## ssin ## _ ## suffix,         \
+               .flags = IORESOURCE_DMA,                                \
+       }
 
-struct platform_device imx_ssi_device0 = {
-       .name = "imx-ssi",
-       .id = 0,
-       .num_resources = ARRAY_SIZE(imx_ssi_resources0),
-       .resource = imx_ssi_resources0,
-};
+#define DEFINE_IMX_SSI_DEVICE(n, ssin, baseaddr, irq)                  \
+       static struct resource imx_ssi_resources ## n[] = {             \
+               {                                                       \
+                       .start = MX2x_SSI ## ssin ## _BASE_ADDR,        \
+                       .end = MX2x_SSI ## ssin ## _BASE_ADDR + 0x6f,   \
+                       .flags = IORESOURCE_MEM,                        \
+               }, {                                                    \
+                       .start = MX2x_INT_SSI1,                         \
+                       .end = MX2x_INT_SSI1,                           \
+                       .flags = IORESOURCE_IRQ,                        \
+               },                                                      \
+               DEFINE_IMX_SSI_DMARES("tx0", ssin, TX0),                \
+               DEFINE_IMX_SSI_DMARES("rx0", ssin, RX0),                \
+               DEFINE_IMX_SSI_DMARES("tx1", ssin, TX1),                \
+               DEFINE_IMX_SSI_DMARES("rx1", ssin, RX1),                \
+       };                                                              \
+                                                                       \
+       struct platform_device imx_ssi_device ## n = {                  \
+               .name = "imx-ssi",                                      \
+               .id = n,                                                \
+               .num_resources = ARRAY_SIZE(imx_ssi_resources ## n),    \
+               .resource = imx_ssi_resources ## n,                     \
+       }
 
-struct platform_device imx_ssi_device1 = {
-       .name = "imx-ssi",
-       .id = 1,
-       .num_resources = ARRAY_SIZE(imx_ssi_resources1),
-       .resource = imx_ssi_resources1,
-};
+DEFINE_IMX_SSI_DEVICE(0, 1, MX2x_SSI1_BASE_ADDR, MX2x_INT_SSI1);
+DEFINE_IMX_SSI_DEVICE(1, 2, MX2x_SSI1_BASE_ADDR, MX2x_INT_SSI1);
 
 /* GPIO port description */
 static struct mxc_gpio_port imx_gpio_ports[] = {