Add RealView/EB support for the LAN9118 Ethernet chip
RealView/EB revD platform comes with the SMSC LAN9118 Ethernet chip. This patch allows either the smc91x or the smc911x drivers to be used with the RealView/EB platform. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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@ -224,7 +224,7 @@ static struct amba_device *amba_devs[] __initdata = {
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* RealView EB platform devices
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*/
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static struct resource realview_eb_smc91x_resources[] = {
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static struct resource realview_eb_eth_resources[] = {
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[0] = {
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.start = REALVIEW_ETH_BASE,
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.end = REALVIEW_ETH_BASE + SZ_64K - 1,
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@ -237,13 +237,36 @@ static struct resource realview_eb_smc91x_resources[] = {
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},
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};
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static struct platform_device realview_eb_smc91x_device = {
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.name = "smc91x",
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static struct platform_device realview_eb_eth_device = {
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.id = 0,
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.num_resources = ARRAY_SIZE(realview_eb_smc91x_resources),
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.resource = realview_eb_smc91x_resources,
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.num_resources = ARRAY_SIZE(realview_eb_eth_resources),
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.resource = realview_eb_eth_resources,
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};
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/*
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* Detect and register the correct Ethernet device. RealView/EB rev D
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* platforms use the newer SMSC LAN9118 Ethernet chip
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*/
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static int eth_device_register(void)
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{
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void __iomem *eth_addr = ioremap(REALVIEW_ETH_BASE, SZ_4K);
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u32 idrev;
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if (!eth_addr)
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return -ENOMEM;
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idrev = readl(eth_addr + 0x50);
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if ((idrev & 0xFFFF0000) == 0x01180000)
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/* SMSC LAN9118 chip present */
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realview_eb_eth_device.name = "smc911x";
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else
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/* SMSC 91C111 chip present */
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realview_eb_eth_device.name = "smc91x";
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iounmap(eth_addr);
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return platform_device_register(&realview_eb_eth_device);
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}
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static void __init gic_init_irq(void)
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{
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if (core_tile_eb11mp()) {
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@ -301,8 +324,8 @@ static void realview_eb11mp_fixup(void)
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kmi1_device.irq[0] = IRQ_EB11MP_KMI1;
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/* platform devices */
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realview_eb_smc91x_resources[1].start = IRQ_EB11MP_ETH;
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realview_eb_smc91x_resources[1].end = IRQ_EB11MP_ETH;
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realview_eb_eth_resources[1].start = IRQ_EB11MP_ETH;
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realview_eb_eth_resources[1].end = IRQ_EB11MP_ETH;
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}
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static void __init realview_eb_timer_init(void)
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@ -340,8 +363,8 @@ static void __init realview_eb_init(void)
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clk_register(&realview_clcd_clk);
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platform_device_register(&realview_flash_device);
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platform_device_register(&realview_eb_smc91x_device);
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platform_device_register(&realview_i2c_device);
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eth_device_register();
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for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
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struct amba_device *d = amba_devs[i];
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