linux-kernel - [PATCH v4 03/19] arm64: dts: mediatek: Introduce MT8192-based Asurada board family

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Message-Id: <20220629155956.1138955-4-nfraprado@collabora.com>
Date:   Wed, 29 Jun 2022 11:59:40 -0400
From:   Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>
To:     Matthias Brugger <matthias.bgg@...il.com>
Cc:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, kernel@...labora.com,
        Chen-Yu Tsai <wenst@...omium.org>,
        Nícolas F. R. A. Prado 
        <nfraprado@...labora.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH v4 03/19] arm64: dts: mediatek: Introduce MT8192-based Asurada board family

Introduce the MT8192 Asurada Chromebook platform, including the Asurada
Spherion and Asurada Hayato boards.

This is enough configuration to get serial output working on Spherion
and Hayato.

Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Tested-by: Chen-Yu Tsai <wenst@...omium.org>

---

(no changes since v2)

Changes in v2:
- Changed model name prefix from Mediatek to Google on Hayato and
  Spherion dts

 arch/arm64/boot/dts/mediatek/Makefile         |  2 ++
 .../dts/mediatek/mt8192-asurada-hayato-r1.dts | 11 ++++++++
 .../mediatek/mt8192-asurada-spherion-r0.dts   | 13 ++++++++++
 .../boot/dts/mediatek/mt8192-asurada.dtsi     | 26 +++++++++++++++++++
 4 files changed, 52 insertions(+)
 create mode 100644 arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r1.dts
 create mode 100644 arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
 create mode 100644 arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi

diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 50a2c58c5f56..b52058965a0d 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -38,6 +38,8 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-kukui-krane-sku0.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-kukui-krane-sku176.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8183-pumpkin.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8186-evb.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-hayato-r1.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-spherion-r0.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-evb.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-demo.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-evb.dtb
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r1.dts b/arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r1.dts
new file mode 100644
index 000000000000..00c76709a055
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r1.dts
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2020 Google LLC
+ */
+/dts-v1/;
+#include "mt8192-asurada.dtsi"
+
+/ {
+	model = "Google Hayato rev1";
+	compatible = "google,hayato-rev1", "google,hayato", "mediatek,mt8192";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts b/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
new file mode 100644
index 000000000000..d384d584bbcf
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r0.dts
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2021 Google LLC
+ */
+/dts-v1/;
+#include "mt8192-asurada.dtsi"
+
+/ {
+	model = "Google Spherion (rev0 - 3)";
+	compatible = "google,spherion-rev3", "google,spherion-rev2",
+		     "google,spherion-rev1", "google,spherion-rev0",
+		     "google,spherion", "mediatek,mt8192";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
new file mode 100644
index 000000000000..277bd38943fe
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (C) 2020 MediaTek Inc.
+ * Author: Seiya Wang <seiya.wang@...iatek.com>
+ */
+/dts-v1/;
+#include "mt8192.dtsi"
+
+/ {
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	memory@...00000 {
+		device_type = "memory";
+		reg = <0 0x40000000 0 0x80000000>;
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
-- 
2.36.1