[PATCH] board: LicheePi_Zero: add emac support

[clbcjt at outlook.com]

From: FH0 <clbcjt at outlook.com>

Signed-off-by: FH0 <clbcjt at outlook.com>
---
 arch/arm/dts/sun8i-v3s-licheepi-zero.dts | 6 ++++++
 configs/LicheePi_Zero_defconfig          | 4 +++-
 drivers/clk/sunxi/clk_v3s.c              | 6 ++++++
 drivers/net/sun8i_emac.c                 | 7 +++++++
 4 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/arch/arm/dts/sun8i-v3s-licheepi-zero.dts b/arch/arm/dts/sun8i-v3s-licheepi-zero.dts
index 2e4587d2..b3246b94 100644
--- a/arch/arm/dts/sun8i-v3s-licheepi-zero.dts
+++ b/arch/arm/dts/sun8i-v3s-licheepi-zero.dts
@@ -49,6 +49,7 @@
 	compatible = "licheepi,licheepi-zero", "allwinner,sun8i-v3s";
 
 	aliases {
+		ethernet0 = &emac;
 		serial0 = &uart0;
 	};
 
@@ -99,3 +100,8 @@
 	usb0_id_det-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>;
 	status = "okay";
 };
+
+&emac {
+	allwinner,leds-active-low;
+	status = "okay";
+};
diff --git a/configs/LicheePi_Zero_defconfig b/configs/LicheePi_Zero_defconfig
index 009384ea..779d5c9d 100644
--- a/configs/LicheePi_Zero_defconfig
+++ b/configs/LicheePi_Zero_defconfig
@@ -5,4 +5,6 @@ CONFIG_SPL=y
 CONFIG_MACH_SUN8I_V3S=y
 CONFIG_DRAM_CLK=360
 # CONFIG_HAS_ARMV7_SECURE_BASE is not set
-# CONFIG_NET is not set
+CONFIG_NET=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SUN8I_EMAC=y
diff --git a/drivers/clk/sunxi/clk_v3s.c b/drivers/clk/sunxi/clk_v3s.c
index 6524c135..680a43f2 100644
--- a/drivers/clk/sunxi/clk_v3s.c
+++ b/drivers/clk/sunxi/clk_v3s.c
@@ -37,6 +37,9 @@ static struct ccu_clk_gate v3s_gates[] = {
 
 	[CLK_DE]		= GATE(0x104, BIT(31)),
 	[CLK_TCON0]		= GATE(0x118, BIT(31)),
+
+	[CLK_BUS_EMAC]  = GATE(0x060, BIT(17)),
+	[CLK_BUS_EPHY]  = GATE(0x070, BIT(0)),
 };
 
 static struct ccu_reset v3s_resets[] = {
@@ -56,6 +59,9 @@ static struct ccu_reset v3s_resets[] = {
 	[RST_BUS_UART0]		= RESET(0x2d8, BIT(16)),
 	[RST_BUS_UART1]		= RESET(0x2d8, BIT(17)),
 	[RST_BUS_UART2]		= RESET(0x2d8, BIT(18)),
+
+	[RST_BUS_EMAC]		= RESET(0x2c0, BIT(17)),
+	[RST_BUS_EPHY]		= RESET(0x2c8, BIT(2)),
 };
 
 const struct ccu_desc v3s_ccu_desc = {
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c
index 04c3274f..57e6857a 100644
--- a/drivers/net/sun8i_emac.c
+++ b/drivers/net/sun8i_emac.c
@@ -895,6 +895,11 @@ static const struct emac_variant emac_variant_h3 = {
 	.support_rmii		= true,
 };
 
+static const struct emac_variant emac_variant_v3s = {
+	.syscon_offset		= 0x30,
+	.soc_has_internal_phy	= true,
+};
+
 static const struct emac_variant emac_variant_r40 = {
 	.syscon_offset		= 0x164,
 };
@@ -914,6 +919,8 @@ static const struct udevice_id sun8i_emac_eth_ids[] = {
 	  .data = (ulong)&emac_variant_a83t },
 	{ .compatible = "allwinner,sun8i-h3-emac",
 	  .data = (ulong)&emac_variant_h3 },
+	{ .compatible = "allwinner,sun8i-v3s-emac",
+	  .data = (ulong)&emac_variant_v3s },
 	{ .compatible = "allwinner,sun8i-r40-gmac",
 	  .data = (ulong)&emac_variant_r40 },
 	{ .compatible = "allwinner,sun50i-a64-emac",
-- 
2.34.1