From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Thu, 4 Mar 2021 15:32:57 +0000 (+0100)
Subject: arm64: dts: renesas: falcon: Add Ethernet sub-board
X-Git-Tag: iomap-folio-5.17-old~1604^2~55^2~5
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=544c939e4c67d1824ed89bdefb3ccd1f0d74e826;p=users%2Fwilly%2Flinux.git

arm64: dts: renesas: falcon: Add Ethernet sub-board

Add a DTS file for the Falcon Ethernet sub-board (RTP0RC779A0ETS0010S),
and include it from the main r8a779a0-falcon.dts.

For now its contents are limited to the Board ID EEPROM.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/20210304153257.4059277-4-geert+renesas@glider.be
---

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
new file mode 100644
index 000000000000..e11bf9ace776
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
@@ -0,0 +1,15 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the Falcon Ethernet sub-board
+ *
+ * Copyright (C) 2021 Glider bv
+ */
+
+&i2c0 {
+	eeprom@53 {
+		compatible = "rohm,br24g01", "atmel,24c01";
+		label = "ethernet-sub-board-id";
+		reg = <0x53>;
+		pagesize = <8>;
+	};
+};
diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts b/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
index 59d21d88788b..7bc964c36f33 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts
@@ -8,6 +8,7 @@
 /dts-v1/;
 #include "r8a779a0-falcon-cpu.dtsi"
 #include "r8a779a0-falcon-csi-dsi.dtsi"
+#include "r8a779a0-falcon-ethernet.dtsi"
 
 / {
 	model = "Renesas Falcon CPU and Breakout boards based on r8a779a0";