davinci: EMAC platform support

Add SoC and platform-specific data and init for DaVinci EMAC network
driver.

Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

1 files changed, 15 insertions, 2 deletions

diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index 94cb623b1ec9..aedde3cdb82f 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -45,6 +45,16 @@
 #include <mach/psc.h>
 #include <mach/serial.h>
 #include <mach/i2c.h>
+#include <mach/mmc.h>
+#include <mach/emac.h>
+
+#define DM646X_EVM_PHY_MASK             (0x2)
+#define DM646X_EVM_MDIO_FREQUENCY       (2200000) /* PHY bus frequency */
+
+static struct emac_platform_data dm646x_evm_emac_pdata = {
+        .phy_mask       = DM646X_EVM_PHY_MASK,
+        .mdio_max_freq  = DM646X_EVM_MDIO_FREQUENCY,
+};
 
 static struct davinci_uart_config uart_config __initdata = {
         .enabled_uarts = (1 << 0),
@@ -196,14 +206,16 @@ static struct memory_accessor *at24_mem_acc;
 
 static void at24_setup(struct memory_accessor *mem_acc, void *context)
 {
-        char mac_addr[6];
+        char mac_addr[ETH_ALEN];
 
         at24_mem_acc = mem_acc;
 
         /* Read MAC addr from EEPROM */
         if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x7f00, ETH_ALEN) ==
-            ETH_ALEN)
+            ETH_ALEN) {
                 pr_info("Read MAC addr from EEPROM: %pM\n", mac_addr);
+                memcpy(dm646x_evm_emac_pdata.mac_addr, mac_addr, ETH_ALEN);
+        }
 }
 
 static struct at24_platform_data eeprom_info = {
@@ -261,6 +273,7 @@ static __init void evm_init(void)
 {
         evm_init_i2c();
         davinci_serial_init(&uart_config);
+        dm646x_init_emac(&dm646x_evm_emac_pdata);
 }
 
 static __init void davinci_dm646x_evm_irq_init(void)