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Diffstat (limited to 'arch/arm64/boot/dts/exynos/exynosautov9.dtsi')
-rw-r--r--arch/arm64/boot/dts/exynos/exynosautov9.dtsi36
1 files changed, 28 insertions, 8 deletions
diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
index a960c0bc2dba..de8fcb82eaec 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
@@ -7,6 +7,7 @@
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/soc/samsung,exynos-usi.h>
/ {
compatible = "samsung,exynosautov9";
@@ -256,16 +257,35 @@
reg = <0x17c20000 0x1000>;
};
- /* USI: UART */
- serial_0: uart@10300000 {
- compatible = "samsung,exynos850-uart";
- reg = <0x10300000 0x100>;
- interrupts = <GIC_SPI 345 IRQ_TYPE_LEVEL_HIGH>;
- pinctrl-names = "default";
- pinctrl-0 = <&uart0_bus_dual>;
+ syscon_peric0: syscon@10220000 {
+ compatible = "samsung,exynosautov9-sysreg", "syscon";
+ reg = <0x10220000 0x2000>;
+ };
+
+ usi_0: usi@103000c0 {
+ compatible = "samsung,exynos850-usi";
+ reg = <0x103000c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1000>;
+ samsung,mode = <USI_V2_UART>;
+ samsung,clkreq-on; /* needed for UART mode */
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
clocks = <&uart_clock>, <&uart_clock>;
- clock-names = "uart", "clk_uart_baud0";
+ clock-names = "pclk", "ipclk";
status = "disabled";
+
+ /* USI: UART */
+ serial_0: serial@10300000 {
+ compatible = "samsung,exynos850-uart";
+ reg = <0x10300000 0xc0>;
+ interrupts = <GIC_SPI 345 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_bus_dual>;
+ clocks = <&uart_clock>, <&uart_clock>;
+ clock-names = "uart", "clk_uart_baud0";
+ status = "disabled";
+ };
};
ufs_0_phy: ufs0-phy@17e04000 {