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86 lines
2.1 KiB
Diff
86 lines
2.1 KiB
Diff
--- a/arch/arm/mach-gemini/common.h
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+++ b/arch/arm/mach-gemini/common.h
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@@ -15,6 +15,7 @@
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#include <linux/reboot.h>
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struct mtd_partition;
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+struct gemini_gmac_platform_data;
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extern void gemini_map_io(void);
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extern void gemini_init_irq(void);
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@@ -28,6 +29,7 @@ extern int platform_register_pflash(unsi
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struct mtd_partition *parts,
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unsigned int nr_parts);
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extern int platform_register_watchdog(void);
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+extern int platform_register_ethernet(struct gemini_gmac_platform_data *pdata);
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extern void gemini_restart(enum reboot_mode mode, const char *cmd);
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--- a/arch/arm/mach-gemini/devices.c
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+++ b/arch/arm/mach-gemini/devices.c
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@@ -17,6 +17,7 @@
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#include <mach/irqs.h>
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#include <mach/hardware.h>
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#include <mach/global_reg.h>
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+#include <mach/gmac.h>
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static struct plat_serial8250_port serial_platform_data[] = {
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{
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@@ -133,3 +134,56 @@ int __init platform_register_watchdog(vo
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{
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return platform_device_register(&wdt_device);
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}
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+
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+static struct resource gmac_resources[] = {
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+ {
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+ .start = GEMINI_TOE_BASE,
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+ .end = GEMINI_TOE_BASE + 0xffff,
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+ .flags = IORESOURCE_MEM,
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+ },
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+ {
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+ .start = IRQ_GMAC0,
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+ .end = IRQ_GMAC0,
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+ .flags = IORESOURCE_IRQ,
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+ },
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+ {
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+ .start = IRQ_GMAC1,
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+ .end = IRQ_GMAC1,
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+ .flags = IORESOURCE_IRQ,
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+ },
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+};
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+
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+static u64 gmac_dmamask = 0xffffffffUL;
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+
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+static struct platform_device ethernet_device = {
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+ .name = "gmac-gemini",
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+ .id = 0,
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+ .dev = {
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+ .dma_mask = &gmac_dmamask,
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+ .coherent_dma_mask = 0xffffffff,
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+ },
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+ .num_resources = ARRAY_SIZE(gmac_resources),
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+ .resource = gmac_resources,
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+};
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+
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+int platform_register_ethernet(struct gemini_gmac_platform_data *pdata)
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+{
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+ unsigned int reg;
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+
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+ reg = readl((void __iomem*)(IO_ADDRESS(GEMINI_GLOBAL_BASE) +
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+ GLOBAL_MISC_CTRL));
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+
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+ reg &= ~(GMAC_GMII | GMAC_1_ENABLE);
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+
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+ if (pdata->bus_id[1])
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+ reg |= GMAC_1_ENABLE;
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+ else if (pdata->interface[0] == PHY_INTERFACE_MODE_GMII)
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+ reg |= GMAC_GMII;
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+
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+ writel(reg, (void __iomem*)(IO_ADDRESS(GEMINI_GLOBAL_BASE) +
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+ GLOBAL_MISC_CTRL));
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+
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+ ethernet_device.dev.platform_data = pdata;
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+
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+ return platform_device_register(ðernet_device);
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+}
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