board: samsung: add Samsung Galaxy S9/S9+(SM-G96x0) board
Samsung S9 SM-G9600 - Snapdragon SDM845 version of the phone,
for China \ Hong Kong markets.
Has unlockable bootloader, unlike SM-G960U (American market version),
which allows running u-boot as a chain-loaded bootloader.
Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Cc: Ramon Fried <rfried.dev@gmail.com>
Cc: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/dts/starqltechn-uboot.dtsi b/arch/arm/dts/starqltechn-uboot.dtsi
new file mode 100644
index 0000000..d8d75e0
--- /dev/null
+++ b/arch/arm/dts/starqltechn-uboot.dtsi
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * U-Boot addition to handle Samsung S9 SM-G9600 (starqltechn) pins
+ *
+ * (C) Copyright 2021 Dzmitry Sankouski <dsankouski@gmail.com>
+ *
+ */
+
+/
+{
+ soc {
+ u-boot,dm-pre-reloc;
+ gcc {
+ clock-controller@100000 {
+ u-boot,dm-pre-reloc;
+ };
+ serial@0xa84000 {
+ u-boot,dm-pre-reloc;
+ };
+ gpio_north@3900000 {
+ u-boot,dm-pre-reloc;
+ };
+ pinctrl@3900000 {
+ u-boot,dm-pre-reloc;
+ };
+ };
+ };
+};
+
+&pm8998_pon {
+ key_vol_down {
+ gpios = <&pm8998_pon 1 0>;
+ label = "key_vol_down";
+ };
+ key_power {
+ gpios = <&pm8998_pon 0 0>;
+ label = "key_power";
+ };
+};