linux-kernel - [PATCH 2/3] arm64: dts: meson: g12a: add drive strength for eth pins

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Date:   Mon, 20 May 2019 15:48:16 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     khilman@...libre.com
Cc:     Neil Armstrong <narmstrong@...libre.com>,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] arm64: dts: meson: g12a: add drive strength for eth pins

With the X96 Max board using an external Gigabit Ethernet PHY,
add the same driver strength to the Ethernet pins as the vendor
tree.

Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
index aa678d92238b..8fcdd12f684a 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
@@ -263,6 +263,7 @@
 								 "eth_txd0",
 								 "eth_txd1";
 							function = "eth";
+							drive-strength-microamp = <4000>;
 							bias-disable;
 						};
 					};
@@ -275,6 +276,7 @@
 								 "eth_txd2_rgmii",
 								 "eth_txd3_rgmii";
 							function = "eth";
+							drive-strength-microamp = <4000>;
 							bias-disable;
 						};
 					};
-- 
2.21.0