use the tulip platform driver
authorFlorian Fainelli <florian@openwrt.org>
Thu, 6 Dec 2012 22:40:36 +0000 (22:40 +0000)
committerFlorian Fainelli <florian@openwrt.org>
Thu, 6 Dec 2012 22:40:36 +0000 (22:40 +0000)
Signed-off-by: Florian Fainelli <florian@openwrt.org>
SVN-Revision: 34558

target/linux/adm8668/files/arch/mips/adm8668/platform.c

index 264eaf485814a16c62ab9a41e4c613358dddd695..dc0fd91a338228a18918762cbd2989028698ebf7 100644 (file)
@@ -12,6 +12,7 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
+#include <linux/platform_data/tulip.h>
 #include <linux/mtd/physmap.h>
 #include <linux/mtd/partitions.h>
 #include <linux/pci.h>
 #include <asm/io.h>
 #include <adm8668.h>
 
+#define ADM8868_UBOOT_ENV              0x20000
+#define ADM8868_UBOOT_WAN_MAC          0x5ac
+#define ADM8868_UBOOT_LAN_MAC          0x404
+
 static void adm8668_uart_set_mctrl(struct amba_device *dev,
                                        void __iomem *base,
                                        unsigned int mcrtl)
@@ -66,11 +71,16 @@ static struct resource eth0_resources[] = {
        },
 };
 
+static struct tulip_platform_data eth0_pdata = {
+       .chip_id        = ADM8668,
+};
+
 static struct platform_device adm8668_eth0_device = {
-       .name           = "adm8668_eth",
+       .name           = "tulip",
        .id             = 0,
        .resource       = eth0_resources,
        .num_resources  = ARRAY_SIZE(eth0_resources),
+       .dev.platform_data = &eth0_pdata,
 };
 
 static struct resource eth1_resources[] = {
@@ -85,11 +95,16 @@ static struct resource eth1_resources[] = {
        },
 };
 
+static struct tulip_platform_data eth1_pdata = {
+       .chip_id        = ADM8668,
+};
+
 static struct platform_device adm8668_eth1_device = {
-       .name           = "adm8668_eth",
+       .name           = "tulip",
        .id             = 1,
        .resource       = eth1_resources,
        .num_resources  = ARRAY_SIZE(eth1_resources),
+       .dev.platform_data = &eth1_pdata,
 };
 
 static const char *nor_probe_types[] = { "adm8668part", NULL };
@@ -121,6 +136,33 @@ static struct platform_device *adm8668_devs[] = {
        &adm8668_nor_device,
 };
 
+static void adm8668_fetch_mac(int unit)
+{
+       u8 *mac;
+       u32 offset;
+       struct tulip_platform_data *pdata;
+
+       switch (unit) {
+       case -1:
+       case 0:
+               offset = ADM8868_UBOOT_LAN_MAC;
+               pdata = &eth0_pdata;
+               break;
+       case 1:
+               offset = ADM8868_UBOOT_WAN_MAC;
+               pdata = &eth1_pdata;
+               break;
+       default:
+               pr_err("unsupported ethernet unit: %d\n", unit);
+               return;
+       }
+
+       mac = (u8 *)(KSEG1ADDR(ADM8668_SMEM1_BASE) + ADM8868_UBOOT_ENV + offset);
+
+       memcpy(pdata->mac, mac, sizeof(pdata->mac));
+}
+
+
 int __devinit adm8668_devs_register(void)
 {
        int ret;
@@ -129,6 +171,9 @@ int __devinit adm8668_devs_register(void)
        if (ret)
                panic("failed to register AMBA UART");
 
+       adm8668_fetch_mac(0);
+       adm8668_fetch_mac(1);
+
        return platform_add_devices(adm8668_devs, ARRAY_SIZE(adm8668_devs));
 }
 arch_initcall(adm8668_devs_register);