sunxi: Convert SUNXI_EMAC to Kconfig

Convert the SUNXI_EMAC config to Kconfig. Remove it from SYS_EXTRA_OPTIONS
from many sunxi defconfig and renamed it into SUN4I_EMAC to not confuse it
with SUN8I_EMAC.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
diff --git a/configs/A10-OLinuXino-Lime_defconfig b/configs/A10-OLinuXino-Lime_defconfig
index 6634139..967a3d4 100644
--- a/configs/A10-OLinuXino-Lime_defconfig
+++ b/configs/A10-OLinuXino-Lime_defconfig
@@ -8,7 +8,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-olinuxino-lime"
 CONFIG_AHCI=y
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC,SATAPWR=SUNXI_GPC(3)"
+CONFIG_SYS_EXTRA_OPTIONS="SATAPWR=SUNXI_GPC(3)"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -21,6 +21,7 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_AXP_ALDO3_VOLT=2800
 CONFIG_AXP_ALDO4_VOLT=2800
 CONFIG_USB_EHCI_HCD=y
diff --git a/configs/A10s-OLinuXino-M_defconfig b/configs/A10s-OLinuXino-M_defconfig
index 9c2a354..af6f5bc 100644
--- a/configs/A10s-OLinuXino-M_defconfig
+++ b/configs/A10s-OLinuXino-M_defconfig
@@ -8,7 +8,6 @@
 CONFIG_USB1_VBUS_PIN="PB10"
 CONFIG_DEFAULT_DEVICE_TREE="sun5i-a10s-olinuxino-micro"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -17,5 +16,6 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_AXP152_POWER=y
 CONFIG_USB_EHCI_HCD=y
diff --git a/configs/Cubieboard_defconfig b/configs/Cubieboard_defconfig
index e1d1f1f..78fd4a2 100644
--- a/configs/Cubieboard_defconfig
+++ b/configs/Cubieboard_defconfig
@@ -6,7 +6,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-cubieboard"
 CONFIG_AHCI=y
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC,SATAPWR=SUNXI_GPB(8)"
+CONFIG_SYS_EXTRA_OPTIONS="SATAPWR=SUNXI_GPB(8)"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -15,4 +15,5 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_USB_EHCI_HCD=y
diff --git a/configs/Linksprite_pcDuino_defconfig b/configs/Linksprite_pcDuino_defconfig
index 1d2ab19..e33a9c1 100644
--- a/configs/Linksprite_pcDuino_defconfig
+++ b/configs/Linksprite_pcDuino_defconfig
@@ -5,7 +5,6 @@
 CONFIG_USB2_VBUS_PIN=""
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-pcduino"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -14,4 +13,5 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_USB_EHCI_HCD=y
diff --git a/configs/Marsboard_A10_defconfig b/configs/Marsboard_A10_defconfig
index 34e78f1..6b8bd1a 100644
--- a/configs/Marsboard_A10_defconfig
+++ b/configs/Marsboard_A10_defconfig
@@ -4,7 +4,6 @@
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-marsboard"
 CONFIG_AHCI=y
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC"
 CONFIG_SPL=y
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set
@@ -12,5 +11,6 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_SUNXI_NO_PMIC=y
 CONFIG_USB_EHCI_HCD=y
diff --git a/configs/Mele_A1000_defconfig b/configs/Mele_A1000_defconfig
index 4496688..4bd81a2 100644
--- a/configs/Mele_A1000_defconfig
+++ b/configs/Mele_A1000_defconfig
@@ -6,7 +6,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-a1000"
 CONFIG_AHCI=y
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC,MACPWR=SUNXI_GPH(15)"
+CONFIG_SYS_EXTRA_OPTIONS="MACPWR=SUNXI_GPH(15)"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -15,4 +15,5 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_USB_EHCI_HCD=y
diff --git a/configs/ba10_tv_box_defconfig b/configs/ba10_tv_box_defconfig
index ec71159..ad066fd 100644
--- a/configs/ba10_tv_box_defconfig
+++ b/configs/ba10_tv_box_defconfig
@@ -8,7 +8,6 @@
 CONFIG_VIDEO_COMPOSITE=y
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-ba10-tvbox"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -17,5 +16,6 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_MUSB_HOST=y
diff --git a/configs/jesurun_q5_defconfig b/configs/jesurun_q5_defconfig
index a6bec12..608e523 100644
--- a/configs/jesurun_q5_defconfig
+++ b/configs/jesurun_q5_defconfig
@@ -6,7 +6,7 @@
 CONFIG_VIDEO_COMPOSITE=y
 CONFIG_DEFAULT_DEVICE_TREE="sun4i-a10-jesurun-q5"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_SYS_EXTRA_OPTIONS="SUNXI_EMAC,MACPWR=SUNXI_GPH(19)"
+CONFIG_SYS_EXTRA_OPTIONS="MACPWR=SUNXI_GPH(19)"
 CONFIG_SPL=y
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_IMLS is not set
@@ -15,5 +15,6 @@
 # CONFIG_SPL_DOS_PARTITION is not set
 # CONFIG_SPL_ISO_PARTITION is not set
 # CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SUN4I_EMAC=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_MUSB_HOST=y
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 1ba844d..6126d10 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -166,6 +166,12 @@
 	help
 	  Enable the support for Sun7i GMAC Ethernet controller
 
+config SUN4I_EMAC
+	bool "Allwinner Sun4i Ethernet MAC support"
+	depends on DM_ETH
+	help
+	  This driver supports the Allwinner based SUN4I Ethernet MAC.
+
 config SUN8I_EMAC
         bool "Allwinner Sun8i Ethernet MAC support"
         depends on DM_ETH