[ARM] MX35 devices support
The i.MX35 basically features the same peripherals as the i.MX31 with
some differences:
- The i.MX35 has a FEC ethernet controller
- The NAND controller base addresses are different
- The i.MX35 has only 3 UARTs
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index b7d4900..ab09060 100644
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -84,6 +84,7 @@
.num_resources = ARRAY_SIZE(uart2),
};
+#ifdef CONFIG_ARCH_MX31
static struct resource uart3[] = {
{
.start = UART4_BASE_ADDR,
@@ -121,6 +122,7 @@
.resource = uart4,
.num_resources = ARRAY_SIZE(uart4),
};
+#endif /* CONFIG_ARCH_MX31 */
/* GPIO port description */
static struct mxc_gpio_port imx_gpio_ports[] = {
@@ -166,8 +168,8 @@
static struct resource mxc_nand_resources[] = {
{
- .start = NFC_BASE_ADDR,
- .end = NFC_BASE_ADDR + 0xfff,
+ .start = 0, /* runtime dependent */
+ .end = 0,
.flags = IORESOURCE_MEM
}, {
.start = MXC_INT_NANDFC,
@@ -290,3 +292,40 @@
.coherent_dma_mask = 0xffffffff,
},
};
+
+#ifdef CONFIG_ARCH_MX35
+static struct resource mxc_fec_resources[] = {
+ {
+ .start = MXC_FEC_BASE_ADDR,
+ .end = MXC_FEC_BASE_ADDR + 0xfff,
+ .flags = IORESOURCE_MEM
+ }, {
+ .start = MXC_INT_FEC,
+ .end = MXC_INT_FEC,
+ .flags = IORESOURCE_IRQ
+ },
+};
+
+struct platform_device mxc_fec_device = {
+ .name = "fec",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(mxc_fec_resources),
+ .resource = mxc_fec_resources,
+};
+#endif
+
+static int mx3_devices_init(void)
+{
+ if (cpu_is_mx31()) {
+ mxc_nand_resources[0].start = MX31_NFC_BASE_ADDR;
+ mxc_nand_resources[0].end = MX31_NFC_BASE_ADDR + 0xfff;
+ }
+ if (cpu_is_mx35()) {
+ mxc_nand_resources[0].start = MX35_NFC_BASE_ADDR;
+ mxc_nand_resources[0].end = MX35_NFC_BASE_ADDR + 0xfff;
+ }
+
+ return 0;
+}
+
+subsys_initcall(mx3_devices_init);
diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h
index d163851..4faac65 100644
--- a/arch/arm/mach-mx3/devices.h
+++ b/arch/arm/mach-mx3/devices.h
@@ -11,3 +11,4 @@
extern struct platform_device mxc_i2c_device2;
extern struct platform_device mx3_ipu;
extern struct platform_device mx3_fb;
+extern struct platform_device mxc_fec_device;