diff options
Diffstat (limited to 'target/linux/gemini/patches/121-arm-gemini-add-gmac-device.patch')
-rw-r--r-- | target/linux/gemini/patches/121-arm-gemini-add-gmac-device.patch | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/target/linux/gemini/patches/121-arm-gemini-add-gmac-device.patch b/target/linux/gemini/patches/121-arm-gemini-add-gmac-device.patch new file mode 100644 index 0000000000..6e77224906 --- /dev/null +++ b/target/linux/gemini/patches/121-arm-gemini-add-gmac-device.patch @@ -0,0 +1,85 @@ +--- a/arch/arm/mach-gemini/common.h ++++ b/arch/arm/mach-gemini/common.h +@@ -15,6 +15,7 @@ + #include <linux/reboot.h> + + struct mtd_partition; ++struct gemini_gmac_platform_data; + + extern void gemini_map_io(void); + extern void gemini_init_irq(void); +@@ -28,6 +29,7 @@ extern int platform_register_pflash(unsi + struct mtd_partition *parts, + unsigned int nr_parts); + extern int platform_register_watchdog(void); ++extern int platform_register_ethernet(struct gemini_gmac_platform_data *pdata); + + extern void gemini_restart(enum reboot_mode mode, const char *cmd); + +--- a/arch/arm/mach-gemini/devices.c ++++ b/arch/arm/mach-gemini/devices.c +@@ -17,6 +17,7 @@ + #include <mach/irqs.h> + #include <mach/hardware.h> + #include <mach/global_reg.h> ++#include <mach/gmac.h> + + static struct plat_serial8250_port serial_platform_data[] = { + { +@@ -133,3 +134,56 @@ int __init platform_register_watchdog(vo + { + return platform_device_register(&wdt_device); + } ++ ++static struct resource gmac_resources[] = { ++ { ++ .start = GEMINI_TOE_BASE, ++ .end = GEMINI_TOE_BASE + 0xffff, ++ .flags = IORESOURCE_MEM, ++ }, ++ { ++ .start = IRQ_GMAC0, ++ .end = IRQ_GMAC0, ++ .flags = IORESOURCE_IRQ, ++ }, ++ { ++ .start = IRQ_GMAC1, ++ .end = IRQ_GMAC1, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static u64 gmac_dmamask = 0xffffffffUL; ++ ++static struct platform_device ethernet_device = { ++ .name = "gmac-gemini", ++ .id = 0, ++ .dev = { ++ .dma_mask = &gmac_dmamask, ++ .coherent_dma_mask = 0xffffffff, ++ }, ++ .num_resources = ARRAY_SIZE(gmac_resources), ++ .resource = gmac_resources, ++}; ++ ++int platform_register_ethernet(struct gemini_gmac_platform_data *pdata) ++{ ++ unsigned int reg; ++ ++ reg = readl((void __iomem*)(IO_ADDRESS(GEMINI_GLOBAL_BASE) + ++ GLOBAL_MISC_CTRL)); ++ ++ reg &= ~(GMAC_GMII | GMAC_1_ENABLE); ++ ++ if (pdata->bus_id[1]) ++ reg |= GMAC_1_ENABLE; ++ else if (pdata->interface[0] == PHY_INTERFACE_MODE_GMII) ++ reg |= GMAC_GMII; ++ ++ writel(reg, (void __iomem*)(IO_ADDRESS(GEMINI_GLOBAL_BASE) + ++ GLOBAL_MISC_CTRL)); ++ ++ ethernet_device.dev.platform_data = pdata; ++ ++ return platform_device_register(ðernet_device); ++} |