Samsung DTS ARM64 changes for v5.20, part two

1. Correct SPI11 pin names on ExynosAutov9.
 2. Add more USI (I2C/SPI/UART) devices to ExynosAutov9.
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Merge tag 'samsung-dt64-5.20-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dt

Samsung DTS ARM64 changes for v5.20, part two

1. Correct SPI11 pin names on ExynosAutov9.
2. Add more USI (I2C/SPI/UART) devices to ExynosAutov9.

* tag 'samsung-dt64-5.20-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  arm64: dts: exynosautov9: add usi device tree nodes
  arm64: dts: exynosautov9: prepare usi0 changes
  arm64: dts: exynosautov9: add pdma0 device tree node
  dt-bindings: soc: samsung: usi: add exynosautov9-usi compatible
  arm64: dts: exynosautov9: correct spi11 pin names

Link: https://lore.kernel.org/r/20220707080408.69251-2-krzysztof.kozlowski@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml

@@ -22,8 +22,12 @@ properties:
     pattern: "^usi@[0-9a-f]+$"
 
   compatible:
-    enum:
-      - samsung,exynos850-usi   # for USIv2 (Exynos850, ExynosAutoV9)
+    oneOf:
+      - items:
+          - const: samsung,exynosautov9-usi
+          - const: samsung,exynos850-usi
+      - enum:
+          - samsung,exynos850-usi
 
   reg: true
 

arch/arm64/boot/dts/exynos/exynosautov9-pinctrl.dtsi

@@ -1089,21 +1089,21 @@
 
 	/* PERIC1 USI11_SPI */
 	spi11_bus: spi11-pins {
-		samsung,pins = "gpp3-6", "gpp3-5", "gpp3-4";
+		samsung,pins = "gpp5-6", "gpp5-5", "gpp5-4";
 		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
 	};
 
 	spi11_cs: spi11-cs-pins {
-		samsung,pins = "gpp3-7";
+		samsung,pins = "gpp5-7";
 		samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>;
 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;
 	};
 
 	spi11_cs_func: spi11-cs-func-pins {
-		samsung,pins = "gpp3-7";
+		samsung,pins = "gpp5-7";
 		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>;

arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts

@@ -50,6 +50,7 @@
 };
 
 &serial_0 {
+	pinctrl-0 = <&uart0_bus_dual>;
 	status = "okay";
 };
 
@@ -74,6 +75,7 @@
 };
 
 &usi_0 {
+	samsung,clkreq-on; /* needed for UART mode */
 	status = "okay";
 };