V831 is a new chip by Allwinner, and its functionality is a subset of
V833 (another new chip with the same die but larger pin count).
Add a DTSI file for V831.
Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
---
arch/arm/boot/dts/sun8i-v831.dtsi | 244 ++++++++++++++++++++++++++++++
1 file changed, 244 insertions(+)
create mode 100644 arch/arm/boot/dts/sun8i-v831.dtsi
diff --git a/arch/arm/boot/dts/sun8i-v831.dtsi b/arch/arm/boot/dts/sun8i-v831.dtsi
new file mode 100644
index 000000000000..7ddc4d33d8b2
--- /dev/null
+++ b/arch/arm/boot/dts/sun8i-v831.dtsi
@@ -0,0 +1,244 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2020 Icenowy Zheng <icenowy@xxxxxxx>
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/sun8i-v833-ccu.h>
+#include <dt-bindings/reset/sun8i-v833-ccu.h>
+
+/ {
+ interrupt-parent = <&gic>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ compatible = "arm,cortex-a7";
+ device_type = "cpu";
+ reg = <0>;
+ clocks = <&ccu CLK_CPUX>;
+ };
+ };
+
+ osc24M: osc24M_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "osc24M";
+ };
+
+ timer {
+ compatible = "arm,armv7-timer";
+ interrupts = <GIC_PPI 13
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 14
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 11
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 10
+ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ ccu: clock@3001000 {
+ compatible = "allwinner,sun8i-v833-ccu";
+ reg = <0x03001000 0x1000>;
+ clocks = <&osc24M>, <&rtc 0>, <&rtc 2>;
+ clock-names = "hosc", "losc", "iosc";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ watchdog: watchdog@30090a0 {
+ compatible = "allwinner,sun8i-v831-wdt",
+ "allwinner,sun6i-a31-wdt";
+ reg = <0x030090a0 0x20>;
+ interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&osc24M>;
+ };
+
+ pio: pinctrl@300b000 {
+ compatible = "allwinner,sun8i-v831-pinctrl";
+ reg = <0x0300b000 0x400>;
+ interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_APB1>, <&osc24M>, <&rtc 0>;
+ clock-names = "apb", "hosc", "losc";
+ gpio-controller;
+ #gpio-cells = <3>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+
+ mmc0_pins: mmc0-pins {
+ pins = "PF0", "PF1", "PF2", "PF3",
+ "PF4", "PF5";
+ function = "mmc0";
+ drive-strength = <30>;
+ bias-pull-up;
+ };
+
+ /omit-if-no-ref/
+ mmc1_pins: mmc1-pins {
+ pins = "PG0", "PG1", "PG2", "PG3",
+ "PG4", "PG5";
+ function = "mmc1";
+ drive-strength = <30>;
+ bias-pull-up;
+ };
+
+ /omit-if-no-ref/
+ spi0_qspi_pins: spi0-qspi-pins {
+ pins = "PC0", "PC2", "PC3", "PC4", "PC5";
+ function = "spi0";
+ };
+
+ /omit-if-no-ref/
+ spi0_cs_pin: spi0-cs-pin {
+ pins = "PC1";
+ function = "spi0";
+ };
+
+ uart0_ph9_ph10_pins: uart0-ph9-ph10-pins {
+ pins = "PH9", "PH10";
+ function = "uart0";
+ };
+ };
+
+ gic: interrupt-controller@3021000 {
+ compatible = "arm,gic-400";
+ reg = <0x03021000 0x1000>,
+ <0x03022000 0x2000>,
+ <0x03024000 0x2000>,
+ <0x03026000 0x2000>;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
+ mmc0: mmc@4020000 {
+ compatible = "allwinner,sun8i-v831-mmc",
+ "allwinner,sun50i-a64-mmc";
+ reg = <0x04020000 0x1000>;
+ clocks = <&ccu CLK_BUS_MMC0>, <&ccu CLK_MMC0>;
+ clock-names = "ahb", "mmc";
+ resets = <&ccu RST_BUS_MMC0>;
+ reset-names = "ahb";
+ interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc0_pins>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ mmc1: mmc@4021000 {
+ compatible = "allwinner,sun8i-v831-mmc",
+ "allwinner,sun50i-a64-mmc";
+ reg = <0x04021000 0x1000>;
+ clocks = <&ccu CLK_BUS_MMC1>, <&ccu CLK_MMC1>;
+ clock-names = "ahb", "mmc";
+ resets = <&ccu RST_BUS_MMC1>;
+ reset-names = "ahb";
+ interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc1_pins>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ uart0: serial@5000000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000000 0x400>;
+ interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART0>;
+ resets = <&ccu RST_BUS_UART0>;
+ status = "disabled";
+ };
+
+ uart1: serial@5000400 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000400 0x400>;
+ interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART1>;
+ resets = <&ccu RST_BUS_UART1>;
+ status = "disabled";
+ };
+
+ uart2: serial@5000800 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000800 0x400>;
+ interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART2>;
+ resets = <&ccu RST_BUS_UART2>;
+ status = "disabled";
+ };
+
+ uart3: serial@5000c00 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x05000c00 0x400>;
+ interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ clocks = <&ccu CLK_BUS_UART3>;
+ resets = <&ccu RST_BUS_UART3>;
+ status = "disabled";
+ };
+
+ spi0: spi@5010000 {
+ compatible = "allwinner,sun8i-v831-spi",
+ "allwinner,sun50i-h6-spi",
+ "allwinner,sun8i-h3-spi";
+ reg = <0x05010000 0x1000>;
+ interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>;
+ clock-names = "ahb", "mod";
+ resets = <&ccu RST_BUS_SPI0>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ spi1: spi@5011000 {
+ compatible = "allwinner,sun8i-v831-spi",
+ "allwinner,sun50i-h6-spi",
+ "allwinner,sun8i-h3-spi";
+ reg = <0x05011000 0x1000>;
+ interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_SPI1>;
+ clock-names = "ahb", "mod";
+ resets = <&ccu RST_BUS_SPI1>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ rtc: rtc@7000000 {
+ compatible = "allwinner,sun8i-v831-rtc";
+ reg = <0x07000000 0x400>;
+ interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+ clock-output-names = "osc32k", "osc32k-out", "iosc";
+ #clock-cells = <1>;
+ };
+ };
+};
--
2.28.0
