https://www.waveshare.com/wiki/CM4-IO-BASE-B Fan, RTC and USB support RTC requires rtc pcf85063 driver Fan requires hwmon emc2305 driver Signed-off-by: Patrick Yavitz <pyavitz@xxxxx.com>
105 lines
2.7 KiB
Diff
105 lines
2.7 KiB
Diff
From 220f0e430938ad10a7c54372a9b44b2baa6dabda Mon Sep 17 00:00:00 2001
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From: Patrick Yavitz <pyavitz@xxxxx.com>
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Date: Wed, 11 Oct 2023 09:04:11 -0400
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Subject: [PATCH] v2: arch: arm64: dts: amlogic: meson-g12b-waveshare-cm4-io-base-b
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https://www.waveshare.com/wiki/CM4-IO-BASE-B
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Fan, RTC and USB support
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RTC requires rtc pcf85063 driver
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Fan requires hwmon emc2305 driver
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Signed-off-by: Patrick Yavitz <pyavitz@xxxxx.com>
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---
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arch/arm64/boot/dts/amlogic/Makefile | 1 +
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.../meson-g12b-waveshare-cm4-io-base-b.dts | 65 +++++++++++++++++++
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2 files changed, 66 insertions(+)
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create mode 100644 arch/arm64/boot/dts/amlogic/meson-g12b-waveshare-cm4-io-base-b.dts
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diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
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index 1e83933a11ab..f9e43e0d0464 100644
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--- a/arch/arm64/boot/dts/amlogic/Makefile
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+++ b/arch/arm64/boot/dts/amlogic/Makefile
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@@ -20,6 +20,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-g12b-odroid-n2l.dtb
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dtb-$(CONFIG_ARCH_MESON) += meson-g12b-s922x-bananapi-m2s.dtb
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dtb-$(CONFIG_ARCH_MESON) += meson-g12b-s922x-khadas-vim3.dtb
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dtb-$(CONFIG_ARCH_MESON) += meson-g12b-ugoos-am6.dtb
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+dtb-$(CONFIG_ARCH_MESON) += meson-g12b-waveshare-cm4-io-base-b.dtb
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dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-kii-pro.dtb
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dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-nanopi-k2.dtb
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dtb-$(CONFIG_ARCH_MESON) += meson-gxbb-nexbox-a95x.dtb
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diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-waveshare-cm4-io-base-b.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-waveshare-cm4-io-base-b.dts
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new file mode 100644
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index 000000000000..5739e480df82
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--- /dev/null
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+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-waveshare-cm4-io-base-b.dts
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@@ -0,0 +1,65 @@
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+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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+/*
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+ * Copyright (c) 2023 Patrick Yavitz <pyavitz@xxxxx.com>
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+ */
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+
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+/dts-v1/;
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+
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+#include "meson-g12b-bananapi-cm4-cm4io.dts"
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+
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+/ {
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+ compatible = "bananapi,bpi-cm4io", "bananapi,bpi-cm4", "amlogic,a311d", "amlogic,g12b";
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+ model = "Waveshare CM4-IO-BASE-B with BPI-CM4 Module";
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+
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+ aliases {
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+ rtc0 = &rtc;
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+ };
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+};
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+
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+&i2c1 {
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+ rtc: rtc@51 {
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+ compatible = "nxp,pcf85063a";
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+ reg = <0x51>;
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+ wakeup-source;
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+ };
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+
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+ fanctrl: emc2305@2f {
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+ reg = <0x2f>;
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+ compatible = "smsc,emc2305";
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ #cooling-cells = <0x02>;
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+ };
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+};
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+
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+&cpu_thermal {
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+ trips {
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+ fanmid0: fanmid0 {
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+ temperature = <60000>;
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+ hysteresis = <2000>;
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+ type = "active";
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+ };
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+
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+ fanmax0: fanmax0 {
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+ temperature = <70000>;
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+ hysteresis = <2000>;
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+ type = "active";
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+ };
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+ };
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+
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+ cooling-maps {
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+ map0 {
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+ trip = <&fanmid0>;
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+ cooling-device = <&fanctrl 2 6>;
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+ };
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+
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+ map1 {
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+ trip = <&fanmax0>;
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+ cooling-device = <&fanctrl 7 THERMAL_NO_LIMIT>;
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+ };
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+ };
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+};
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+
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+&usb {
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+ dr_mode = "host";
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+};
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--
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2.39.2
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