X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/c03509e141ab899e8abae31ca8e550fa84281b52..6513a4df99b1abdc062779feccb98fc6cc1f07e0:/target/linux/ramips/files/arch/mips/ralink/rt288x/devices.c

diff --git a/target/linux/ramips/files/arch/mips/ralink/rt288x/devices.c b/target/linux/ramips/files/arch/mips/ralink/rt288x/devices.c
index 086d9a999..fd6122f58 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt288x/devices.c
+++ b/target/linux/ramips/files/arch/mips/ralink/rt288x/devices.c
@@ -1,7 +1,7 @@
 /*
  *  Ralink RT288x SoC platform device registration
  *
- *  Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
  *
  *  This program is free software; you can redistribute it and/or modify it
@@ -13,11 +13,15 @@
 #include <linux/platform_device.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/physmap.h>
+#include <linux/etherdevice.h>
+#include <linux/err.h>
+#include <linux/clk.h>
 
 #include <asm/addrspace.h>
 
 #include <asm/mach-ralink/rt288x.h>
 #include <asm/mach-ralink/rt288x_regs.h>
+#include <asm/mach-ralink/ramips_eth_platform.h>
 
 #include "devices.h"
 
@@ -122,3 +126,75 @@ void __init rt288x_register_wifi(void)
 {
 	platform_device_register(&rt288x_wifi_device);
 }
+
+static void rt288x_fe_reset(void)
+{
+	rt288x_sysc_wr(RT2880_RESET_FE, SYSC_REG_RESET_CTRL);
+}
+
+static struct resource rt288x_eth_resources[] = {
+	{
+		.start	= RT2880_FE_BASE,
+		.end	= RT2880_FE_BASE + PAGE_SIZE - 1,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= RT288X_CPU_IRQ_FE,
+		.end	= RT288X_CPU_IRQ_FE,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct ramips_eth_platform_data rt288x_eth_data;
+static struct platform_device rt288x_eth_device = {
+	.name		= "ramips_eth",
+	.resource	= rt288x_eth_resources,
+	.num_resources	= ARRAY_SIZE(rt288x_eth_resources),
+	.dev = {
+		.platform_data = &rt288x_eth_data,
+	}
+};
+
+void __init rt288x_register_ethernet(void)
+{
+	struct clk *clk;
+
+	clk = clk_get(NULL, "sys");
+	if (IS_ERR(clk))
+		panic("unable to get SYS clock, err=%ld", PTR_ERR(clk));
+
+	rt288x_eth_data.sys_freq = clk_get_rate(clk);
+	rt288x_eth_data.reset_fe = rt288x_fe_reset;
+	rt288x_eth_data.min_pkt_len = 64;
+
+	if (!is_valid_ether_addr(rt288x_eth_data.mac))
+		random_ether_addr(rt288x_eth_data.mac);
+
+	platform_device_register(&rt288x_eth_device);
+}
+
+static struct resource rt288x_wdt_resources[] = {
+	{
+		.start	= RT2880_TIMER_BASE,
+		.end	= RT2880_TIMER_BASE + RT2880_TIMER_SIZE - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device rt288x_wdt_device = {
+	.name		= "ramips-wdt",
+	.id		= -1,
+	.resource	= rt288x_wdt_resources,
+	.num_resources	= ARRAY_SIZE(rt288x_wdt_resources),
+};
+
+void __init rt288x_register_wdt(void)
+{
+	u32 t;
+
+	/* enable WDT reset output on pin SRAM_CS_N */
+	t = rt288x_sysc_rr(SYSC_REG_CLKCFG);
+	t |= CLKCFG_SRAM_CS_N_WDT;
+	rt288x_sysc_wr(t, SYSC_REG_CLKCFG);
+
+	platform_device_register(&rt288x_wdt_device);
+}