Re: [PATCH v2 2/2] ARM: sun8i: a83t: add dwmac-sun8i ethernet driver

On Thu, Jun 08, 2017 at 10:42:22AM +0200, Corentin Labbe wrote:

On Thu, Jun 08, 2017 at 10:34:28AM +0200, Maxime Ripard wrote:

quoted

On Wed, Jun 07, 2017 at 07:33:45PM +0200, Corentin Labbe wrote:

quoted

The dwmac-sun8i is an ethernet MAC hardware that support 10/100/1000 speed.
This patch enable the dwmac-sun8i on the Allwinner a83t SoC Device-tree.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Reviewed-by: Chen-Yu Tsai <redacted>
---
 arch/arm/boot/dts/sun8i-a83t.dtsi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi
index 01a83406f9ae..7d719b4aeaa9 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi

@@ -200,6 +200,14 @@
 			#interrupt-cells = <3>;
 			#gpio-cells = <3>;
 
+			emac_rgmii_pins: emac-rgmii-pins {
+				pins = "PD2", "PD3", "PD4", "PD5", "PD6", "PD7",
+				       "PD11", "PD12", "PD13", "PD14", "PD18",
+				       "PD19", "PD21", "PD22", "PD23";
+				function = "gmac";
+				drive-strength = <40>;
+			};
+

This is not used anywhere.

But will be used by bpim3 board

Then will add it when we'll add support for that board, until then,
it's dead code.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com