sh: Add SH-ETH support for EcoVec24

Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 52 insertions, 1 deletions

diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index e555b9282498..8c0c8453d089 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -14,8 +14,10 @@
 #include <linux/mtd/physmap.h>
 #include <linux/gpio.h>
 #include <linux/interrupt.h>
-#include <asm/io.h>
+#include <linux/io.h>
+#include <linux/delay.h>
 #include <asm/heartbeat.h>
+#include <asm/sh_eth.h>
 #include <cpu/sh7724.h>
 
 /*
@@ -93,9 +95,41 @@ static struct platform_device nor_flash_device = {
         },
 };
 
+/* SH Eth */
+#define SH_ETH_ADDR     (0xA4600000)
+#define SH_ETH_MAHR     (SH_ETH_ADDR + 0x1C0)
+#define SH_ETH_MALR     (SH_ETH_ADDR + 0x1C8)
+static struct resource sh_eth_resources[] = {
+        [0] = {
+                .start = SH_ETH_ADDR,
+                .end   = SH_ETH_ADDR + 0x1FC,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start = 91,
+                .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
+        },
+};
+
+struct sh_eth_plat_data sh_eth_plat = {
+        .phy = 0x1f, /* SMSC LAN8700 */
+        .edmac_endian = EDMAC_LITTLE_ENDIAN,
+};
+
+static struct platform_device sh_eth_device = {
+        .name = "sh-eth",
+        .id     = 0,
+        .dev = {
+                .platform_data = &sh_eth_plat,
+        },
+        .num_resources = ARRAY_SIZE(sh_eth_resources),
+        .resource = sh_eth_resources,
+};
+
 static struct platform_device *ecovec_devices[] __initdata = {
         &heartbeat_device,
         &nor_flash_device,
+        &sh_eth_device,
 };
 
 static int __init devices_setup(void)
@@ -114,6 +148,23 @@ static int __init devices_setup(void)
         gpio_direction_output(GPIO_PTG2, 0);
         gpio_direction_output(GPIO_PTG3, 0);
 
+        /* enable SH-Eth */
+        gpio_request(GPIO_PTA1, NULL);
+        gpio_direction_output(GPIO_PTA1, 1);
+        mdelay(20);
+
+        gpio_request(GPIO_FN_RMII_RXD0,    NULL);
+        gpio_request(GPIO_FN_RMII_RXD1,    NULL);
+        gpio_request(GPIO_FN_RMII_TXD0,    NULL);
+        gpio_request(GPIO_FN_RMII_TXD1,    NULL);
+        gpio_request(GPIO_FN_RMII_REF_CLK, NULL);
+        gpio_request(GPIO_FN_RMII_TX_EN,   NULL);
+        gpio_request(GPIO_FN_RMII_RX_ER,   NULL);
+        gpio_request(GPIO_FN_RMII_CRS_DV,  NULL);
+        gpio_request(GPIO_FN_MDIO,         NULL);
+        gpio_request(GPIO_FN_MDC,          NULL);
+        gpio_request(GPIO_FN_LNKSTA,       NULL);
+
         return platform_add_devices(ecovec_devices,
                                     ARRAY_SIZE(ecovec_devices));
 }