arm/mx2: use cpp magic to create imx-i2c 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 6efd862..b32dfa0 100644 (file)
--- a/arch/arm/mach-mx2/devices.c
+++ b/arch/arm/mach-mx2/devices.c
@@ -213,44 +213,30 @@ struct platform_device mxc_fec_device = {
 };
 #endif
 
-static struct resource mxc_i2c_1_resources[] = {
-       {
-               .start  = I2C_BASE_ADDR,
-               .end    = I2C_BASE_ADDR + 0x0fff,
-               .flags  = IORESOURCE_MEM,
-       }, {
-               .start  = MXC_INT_I2C,
-               .end    = MXC_INT_I2C,
-               .flags  = IORESOURCE_IRQ,
+#define DEFINE_IMX_I2C_DEVICE(n, baseaddr, irq)                                \
+       static struct resource mxc_i2c_resources ## n[] = {             \
+               {                                                       \
+                       .start = baseaddr,                              \
+                       .end = baseaddr + SZ_4K - 1,                    \
+                       .flags = IORESOURCE_MEM,                        \
+               }, {                                                    \
+                       .start = irq,                                   \
+                       .end = irq,                                     \
+                       .flags = IORESOURCE_IRQ,                        \
+               }                                                       \
+       };                                                              \
+                                                                       \
+       struct platform_device mxc_i2c_device ## n = {                  \
+               .name = "imx-i2c",                                      \
+               .id = n,                                                \
+               .num_resources = ARRAY_SIZE(mxc_i2c_resources ## n),    \
+               .resource = mxc_i2c_resources ## n,                     \
        }
-};
 
-struct platform_device mxc_i2c_device0 = {
-       .name = "imx-i2c",
-       .id = 0,
-       .num_resources = ARRAY_SIZE(mxc_i2c_1_resources),
-       .resource = mxc_i2c_1_resources,
-};
+DEFINE_IMX_I2C_DEVICE(0, MX2x_I2C_BASE_ADDR, MX2x_INT_I2C);
 
 #ifdef CONFIG_MACH_MX27
-static struct resource mxc_i2c_2_resources[] = {
-       {
-               .start  = I2C2_BASE_ADDR,
-               .end    = I2C2_BASE_ADDR + 0x0fff,
-               .flags  = IORESOURCE_MEM,
-       }, {
-               .start  = MXC_INT_I2C2,
-               .end    = MXC_INT_I2C2,
-               .flags  = IORESOURCE_IRQ,
-       }
-};
-
-struct platform_device mxc_i2c_device1 = {
-       .name = "imx-i2c",
-       .id = 1,
-       .num_resources = ARRAY_SIZE(mxc_i2c_2_resources),
-       .resource = mxc_i2c_2_resources,
-};
+DEFINE_IMX_I2C_DEVICE(1, MX27_I2C2_BASE_ADDR, MX27_INT_I2C2);
 #endif
 
 static struct resource mxc_pwm_resources[] = {

diff --git a/arch/arm/mach-mx2/devices.h b/arch/arm/mach-mx2/devices.h
index a0c6e1a..0dee0f5 100644 (file)
--- a/arch/arm/mach-mx2/devices.h
+++ b/arch/arm/mach-mx2/devices.h
@@ -18,7 +18,9 @@ extern struct platform_device mxc_fb_device;
 extern struct platform_device mxc_fec_device;
 extern struct platform_device mxc_pwm_device;
 extern struct platform_device mxc_i2c_device0;
+#ifdef CONFIG_MACH_MX27
 extern struct platform_device mxc_i2c_device1;
+#endif
 extern struct platform_device mxc_sdhc_device0;
 extern struct platform_device mxc_sdhc_device1;
 extern struct platform_device mxc_otg_udc_device;