* [PATCH 2/2] arm64: dts: exynos: Add DT node for all UART ports
[not found] ` <CGME20250312061058epcas5p3ccf293213fe883129358833572b17d92@epcas5p3.samsung.com>
@ 2025-03-12 6:19 ` Faraz Ata
2025-03-12 7:42 ` Krzysztof Kozlowski
0 siblings, 1 reply; 4+ messages in thread
From: Faraz Ata @ 2025-03-12 6:19 UTC (permalink / raw)
To: alim.akhtar, dev.tailor, robh, krzk+dt, conor+dt
Cc: devicetree, linux-arm-kernel, linux-samsung-soc, linux-kernel,
faraz.ata, rosa.pila, suyash.bitti, abhijeet.s23
Universal Serial Interface (USI) supports three serial protocol
like uart, i2c and spi. ExynosAutov920 has 18 instances of USI.
Add all the USI DT node and subsequent uart nodes for all the instances.
Signed-off-by: Faraz Ata <faraz.ata@samsung.com>
---
.../arm64/boot/dts/exynos/exynosautov920.dtsi | 494 ++++++++++++++++++
1 file changed, 494 insertions(+)
diff --git a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
index eb446cdc4ab6..76b882187a7d 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
@@ -330,6 +330,500 @@ serial_0: serial@10880000 {
};
};
+ usi_1: usi@108a00c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x108a00c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1008>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI01_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_1: serial@108a0000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x108a0000 0xc0>;
+ interrupts = <GIC_SPI 766 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI01_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <256>;
+ status = "disabled";
+ };
+ };
+
+ usi_2: usi@108c00c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x108c00c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1010>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI02_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_2: serial@108c0000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x108c0000 0xc0>;
+ interrupts = <GIC_SPI 768 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart2_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI02_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_3: usi@108e00c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x108e00c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1018>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI03_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_3: serial@108e0000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x108e0000 0xc0>;
+ interrupts = <GIC_SPI 770 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI03_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_4: usi@109000c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x109000c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1020>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI04_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_4: serial@10900000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10900000 0xc0>;
+ interrupts = <GIC_SPI 772 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart4_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI04_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_5: usi@109200c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x109200c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1028>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI05_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_5: serial@10920000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10920000 0xc0>;
+ interrupts = <GIC_SPI 774 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart5_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI05_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_6: usi@109400c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x109400c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1030>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI06_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_6: serial@10940000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10940000 0xc0>;
+ interrupts = <GIC_SPI 776 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart6_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI06_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_7: usi@109600c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x109600c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1038>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI07_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_7: serial@10960000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10960000 0xc0>;
+ interrupts = <GIC_SPI 778 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart7_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI07_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_8: usi@109800c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x109800c0 0x20>;
+ samsung,sysreg = <&syscon_peric0 0x1040>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI08_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_8: serial@10980000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10980000 0xc0>;
+ interrupts = <GIC_SPI 780 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart8_bus>;
+ clocks = <&cmu_peric0 CLK_MOUT_PERIC0_NOC_USER>,
+ <&cmu_peric0 CLK_DOUT_PERIC0_USI08_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_9: usi@10c800c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10c800c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1000>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI09_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_9: serial@10c8000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10c80000 0xc0>;
+ interrupts = <GIC_SPI 787 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart9_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI09_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <256>;
+ status = "disabled";
+ };
+ };
+
+ usi_10: usi@10ca00c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10ca00c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1008>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI10_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_10: serial@10ca0000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10ca0000 0xc0>;
+ interrupts = <GIC_SPI 789 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart10_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI10_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_11: usi@10cc00c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10cc00c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1010>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI11_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_11: serial@10cc0000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10cc0000 0xc0>;
+ interrupts = <GIC_SPI 791 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart11_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI11_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_12: usi@10ce00c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10ce00c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1018>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI12_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_12: serial@10ce0000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10ce0000 0xc0>;
+ interrupts = <GIC_SPI 793 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart12_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI12_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_13: usi@10d000c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10d000c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1020>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI13_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_13: serial@10d00000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10d00000 0xc0>;
+ interrupts = <GIC_SPI 795 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart13_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI13_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_14: usi@10d200c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10d200c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1028>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI14_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_14: serial@10d20000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10d20000 0xc0>;
+ interrupts = <GIC_SPI 797 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart14_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI14_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_15: usi@10d400c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10d400c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1030>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI15_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_15: serial@10d40000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10d40000 0xc0>;
+ interrupts = <GIC_SPI 799 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart15_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI15_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_16: usi@10d600c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10d600c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1038>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI16_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_16: serial@10d60000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10d60000 0xc0>;
+ interrupts = <GIC_SPI 801 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart16_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI16_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+ usi_17: usi@10d800c0 {
+ compatible = "samsung,exynosautov920-usi",
+ "samsung,exynos850-usi";
+ reg = <0x10d800c0 0x20>;
+ samsung,sysreg = <&syscon_peric1 0x1040>;
+ samsung,mode = <USI_V2_UART>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI17_USI>;
+ clock-names = "pclk", "ipclk";
+ status = "disabled";
+
+ serial_17: serial@10d80000 {
+ compatible = "samsung,exynosautov920-uart",
+ "samsung,exynos850-uart";
+ reg = <0x10d80000 0xc0>;
+ interrupts = <GIC_SPI 803 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart17_bus>;
+ clocks = <&cmu_peric1 CLK_MOUT_PERIC1_NOC_USER>,
+ <&cmu_peric1 CLK_DOUT_PERIC1_USI17_USI>;
+ clock-names = "uart", "clk_uart_baud0";
+ samsung,uart-fifosize = <64>;
+ status = "disabled";
+ };
+ };
+
+
pwm: pwm@109b0000 {
compatible = "samsung,exynosautov920-pwm",
"samsung,exynos4210-pwm";
--
2.34.1
^ permalink raw reply related [flat|nested] 4+ messages in thread