@@ -222,6 +222,7 @@ dtb-$(CONFIG_ARCH_EXYNOS5) += \
exynos5420-peach-pit.dtb \
exynos5420-smdk5420.dtb \
exynos5420-chagall-wifi.dtb \
+ exynos5420-klimt-wifi.dtb \
exynos5422-odroidhc1.dtb \
exynos5422-odroidxu3.dtb \
exynos5422-odroidxu3-lite.dtb \
new file mode 100644
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Samsung's Exynos5420 Klimt WiFi board device tree source
+ *
+ * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ * Copyright (c) 2022 Henrik Grimler
+ */
+
+/dts-v1/;
+#include "exynos5420-galaxy-tab-common.dtsi"
+
+/ {
+ model = "Samsung Klimt WiFi based on Exynos5420";
+ compatible = "samsung,klimt-wifi", "samsung,exynos5420", \
+ "samsung,exynos5";
+};
+
+&ldo15_reg {
+ /* Unused */
+ regulator-name = "VDD_LDO15";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+};
+
+&ldo17_reg {
+ regulator-name = "VDD_VCI_3V0";
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+};
+
+&ldo28_reg {
+ regulator-name = "VDD3_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+};
+
+&ldo29_reg {
+ regulator-name = "VDDR_1V6";
+ regulator-min-microvolt = <1600000>;
+ regulator-max-microvolt = <1600000>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+};
+
+&ldo31_reg {
+ /* Unused */
+ regulator-name = "VDD_LDO31";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+};
+
+&ldo32_reg {
+ regulator-name = "VDD_TSP_1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+};
+
+&mmc_2 {
+ sd-uhs-sdr104;
+};
Klimt WiFi has the product name Samsung Galaxy Tab S 8.4". Board is based on Exynos 5420, and has similar hardware to Chagall WiFi, but with a smaller battery, smaller screen and another touchscreen controller. The device tree added here contains support for: - UART access through a micro-usb cable with 619 kOhm between ID & GND - Accessing the internal eMMC storage - Accessing an external SD card - USB, after configuration it is possible to ssh into the device through a usb cable Signed-off-by: Henrik Grimler <henrik@grimler.se> --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/exynos5420-klimt-wifi.dts | 75 +++++++++++++++++++++ 2 files changed, 76 insertions(+) create mode 100644 arch/arm/boot/dts/exynos5420-klimt-wifi.dts