davinci: dm365: EMAC support for SoC and dm365 EVM

The patch adds Support for EMAC in the DM365 SOC and
the DM365 EVM board.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

1 files changed, 58 insertions, 0 deletions

diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index c9ae97a476a4..9d615db4463c 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -546,6 +546,52 @@ INT_CFG(DM365,  INT_EMAC_MISCPULSE,  17,    1,    1,     false)
 #endif
 };
 
+static struct emac_platform_data dm365_emac_pdata = {
+        .ctrl_reg_offset        = DM365_EMAC_CNTRL_OFFSET,
+        .ctrl_mod_reg_offset    = DM365_EMAC_CNTRL_MOD_OFFSET,
+        .ctrl_ram_offset        = DM365_EMAC_CNTRL_RAM_OFFSET,
+        .mdio_reg_offset        = DM365_EMAC_MDIO_OFFSET,
+        .ctrl_ram_size          = DM365_EMAC_CNTRL_RAM_SIZE,
+        .version                = EMAC_VERSION_2,
+};
+
+static struct resource dm365_emac_resources[] = {
+        {
+                .start  = DM365_EMAC_BASE,
+                .end    = DM365_EMAC_BASE + 0x47ff,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = IRQ_DM365_EMAC_RXTHRESH,
+                .end    = IRQ_DM365_EMAC_RXTHRESH,
+                .flags  = IORESOURCE_IRQ,
+        },
+        {
+                .start  = IRQ_DM365_EMAC_RXPULSE,
+                .end    = IRQ_DM365_EMAC_RXPULSE,
+                .flags  = IORESOURCE_IRQ,
+        },
+        {
+                .start  = IRQ_DM365_EMAC_TXPULSE,
+                .end    = IRQ_DM365_EMAC_TXPULSE,
+                .flags  = IORESOURCE_IRQ,
+        },
+        {
+                .start  = IRQ_DM365_EMAC_MISCPULSE,
+                .end    = IRQ_DM365_EMAC_MISCPULSE,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device dm365_emac_device = {
+        .name           = "davinci_emac",
+        .id             = 1,
+        .dev = {
+                .platform_data  = &dm365_emac_pdata,
+        },
+        .num_resources  = ARRAY_SIZE(dm365_emac_resources),
+        .resource       = dm365_emac_resources,
+};
 
 static u8 dm365_default_priorities[DAVINCI_N_AINTC_IRQ] = {
         [IRQ_VDINT0]                    = 2,
@@ -702,6 +748,7 @@ static struct davinci_soc_info davinci_soc_info_dm365 = {
         .gpio_num               = 104,
         .gpio_irq               = 44,
         .serial_dev             = &dm365_serial_device,
+        .emac_pdata             = &dm365_emac_pdata,
         .sram_dma               = 0x00010000,
         .sram_len               = SZ_32K,
 };
@@ -710,3 +757,14 @@ void __init dm365_init(void)
 {
         davinci_common_init(&davinci_soc_info_dm365);
 }
+
+static int __init dm365_init_devices(void)
+{
+        if (!cpu_is_davinci_dm365())
+                return 0;
+
+        platform_device_register(&dm365_emac_device);
+
+        return 0;
+}
+postcore_initcall(dm365_init_devices);