ARC: [plat-arcfpga] Enable arc_emac for ARCAngle4 Board

* Add arc_emac to DeviceTree DT description
  "Documentation/devicetree/bindings/net/arc_emac.txt".

* Update defconfig correspondingly

[vgupta: tweaked changelog]
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

4 files changed, 19 insertions, 4 deletions

diff --git a/arch/arc/boot/dts/angel4.dts b/arch/arc/boot/dts/angel4.dts
index bae4f936cb03..4fb2d6f655bd 100644
--- a/arch/arc/boot/dts/angel4.dts
+++ b/arch/arc/boot/dts/angel4.dts
@@ -51,5 +51,21 @@
                         current-speed = <115200>;
                         status = "okay";
                 };
+
+                ethernet@c0fc2000 {
+                        compatible = "snps,arc-emac";
+                        reg = <0xc0fc2000 0x3c>;
+                        interrupts = <6>;
+                        mac-address = [ 00 11 22 33 44 55 ];
+                        clock-frequency = <80000000>;
+                        max-speed = <100>;
+                        phy = <&phy0>;
+
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        phy0: ethernet-phy@0 {
+                                reg = <1>;
+                        };
+                };
         };
 };
diff --git a/arch/arc/configs/fpga_defconfig b/arch/arc/configs/fpga_defconfig
index 95350be6ef6f..2c8ee30e2756 100644
--- a/arch/arc/configs/fpga_defconfig
+++ b/arch/arc/configs/fpga_defconfig
@@ -38,6 +38,9 @@ CONFIG_INET=y
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 # CONFIG_FIRMWARE_IN_KERNEL is not set
 # CONFIG_BLK_DEV is not set
+CONFIG_NETDEVICES=y
+CONFIG_ARC_EMAC=y
+CONFIG_LXT_PHY=y
 # CONFIG_INPUT_MOUSEDEV_PSAUX is not set
 # CONFIG_INPUT_KEYBOARD is not set
 # CONFIG_INPUT_MOUSE is not set
diff --git a/arch/arc/plat-arcfpga/include/plat/irq.h b/arch/arc/plat-arcfpga/include/plat/irq.h
index 41e335670f60..6adbc53c3a5b 100644
--- a/arch/arc/plat-arcfpga/include/plat/irq.h
+++ b/arch/arc/plat-arcfpga/include/plat/irq.h
@@ -16,8 +16,6 @@
 #define UART1_IRQ       10
 #define UART2_IRQ       11
 
-#define VMAC_IRQ        6
-
 #define IDE_IRQ         13
 #define PCI_IRQ         14
 #define PS2_IRQ         15
diff --git a/arch/arc/plat-arcfpga/include/plat/memmap.h b/arch/arc/plat-arcfpga/include/plat/memmap.h
index 1663f3388085..5c78e6135a1f 100644
--- a/arch/arc/plat-arcfpga/include/plat/memmap.h
+++ b/arch/arc/plat-arcfpga/include/plat/memmap.h
@@ -15,8 +15,6 @@
 #define UART0_BASE              0xC0FC1000
 #define UART1_BASE              0xC0FC1100
 
-#define VMAC_REG_BASEADDR       0xC0FC2000
-
 #define IDE_CONTROLLER_BASE     0xC0FC9000
 
 #define AHB_PCI_HOST_BRG_BASE   0xC0FD0000