Re: [PATCH v10 3/3] arm64: dts: mediatek: Initial mt8365-evk support

From: AngeloGioacchino Del Regno
Date: Thu Mar 09 2023 - 10:21:40 EST


Il 09/03/23 15:34, Bernhard Rosenkränzer ha scritto:
From: Fabien Parent <fparent@xxxxxxxxxxxx>

This adds minimal support for the Mediatek 8365 SOC and the EVK reference
board, allowing the board to boot to initramfs with serial port I/O.

Signed-off-by: Fabien Parent <fparent@xxxxxxxxxxxx>
[bero@xxxxxxxxxxxx: Removed parts depending on drivers that aren't upstream yet, cleanups, add CPU cache layout, add systimer, fix GIC]
Signed-off-by: Bernhard Rosenkränzer <bero@xxxxxxxxxxxx>
[aouledameur@xxxxxxxxxxxx: Fix systimer properties]
Signed-off-by: Amjad Ouled-Ameur <aouledameur@xxxxxxxxxxxx>
Signed-off-by: Alexandre Mergnat <amergnat@xxxxxxxxxxxx>
Tested-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
arch/arm64/boot/dts/mediatek/Makefile | 1 +
arch/arm64/boot/dts/mediatek/mt8365-evk.dts | 168 +++++++++
arch/arm64/boot/dts/mediatek/mt8365.dtsi | 377 ++++++++++++++++++++
3 files changed, 546 insertions(+)
create mode 100644 arch/arm64/boot/dts/mediatek/mt8365-evk.dts
create mode 100644 arch/arm64/boot/dts/mediatek/mt8365.dtsi


..snip..

diff --git a/arch/arm64/boot/dts/mediatek/mt8365.dtsi b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
new file mode 100644
index 0000000000000..5d6763ebcf869
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8365.dtsi
@@ -0,0 +1,377 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * (C) 2018 MediaTek Inc.
+ * Copyright (C) 2022 BayLibre SAS
+ * Fabien Parent <fparent@xxxxxxxxxxxx>
+ * Bernhard Rosenkränzer <bero@xxxxxxxxxxxx>
+ */

..snip..

+
+ systimer: timer@10017000 {
+ compatible = "mediatek,mt8365-systimer", "mediatek,mt6795-timer";

You mean "mediatek,67 -> 6 <- 5-timer", right? :-P

Cheers,
Angelo

+ reg = <0 0x10017000 0 0x100>;
+ interrupts = <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&system_clk>;
+ clock-names = "clk13m";
+ };
+};