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Diffstat (limited to '')
| -rw-r--r-- | arch/arm64/boot/dts/bitmain/bm1880.dtsi | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/bitmain/bm1880.dtsi b/arch/arm64/boot/dts/bitmain/bm1880.dtsi new file mode 100644 index 000000000..fa6e6905f --- /dev/null +++ b/arch/arm64/boot/dts/bitmain/bm1880.dtsi @@ -0,0 +1,226 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 Linaro Ltd. + * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> + */ + +#include <dt-bindings/clock/bm1880-clock.h> +#include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/reset/bitmain,bm1880-reset.h> + +/ { + compatible = "bitmain,bm1880"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x0>; + enable-method = "psci"; + }; + + cpu1: cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a53"; + reg = <0x1>; + enable-method = "psci"; + }; + }; + + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + secmon@100000000 { + reg = <0x1 0x00000000 0x0 0x20000>; + no-map; + }; + + jpu@130000000 { + reg = <0x1 0x30000000 0x0 0x08000000>; // 128M + no-map; + }; + + vpu@138000000 { + reg = <0x1 0x38000000 0x0 0x08000000>; // 128M + no-map; + }; + }; + + psci { + compatible = "arm,psci-0.2"; + method = "smc"; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, + <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>, + <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>, + <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>; + }; + + osc: osc { + compatible = "fixed-clock"; + clock-frequency = <25000000>; + #clock-cells = <0>; + }; + + soc { + compatible = "simple-bus"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + gic: interrupt-controller@50001000 { + compatible = "arm,gic-400"; + reg = <0x0 0x50001000 0x0 0x1000>, + <0x0 0x50002000 0x0 0x2000>; + interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells = <3>; + }; + + sctrl: system-controller@50010000 { + compatible = "bitmain,bm1880-sctrl", "syscon", + "simple-mfd"; + reg = <0x0 0x50010000 0x0 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x0 0x50010000 0x1000>; + + pinctrl: pinctrl@400 { + compatible = "bitmain,bm1880-pinctrl"; + reg = <0x400 0x120>; + }; + + clk: clock-controller@e8 { + compatible = "bitmain,bm1880-clk"; + reg = <0xe8 0x0c>, <0x800 0xb0>; + reg-names = "pll", "sys"; + clocks = <&osc>; + clock-names = "osc"; + #clock-cells = <1>; + }; + + rst: reset-controller@c00 { + compatible = "bitmain,bm1880-reset"; + reg = <0xc00 0x8>; + #reset-cells = <1>; + }; + }; + + gpio0: gpio@50027000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x50027000 0x0 0x400>; + + porta: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + gpio1: gpio@50027400 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x50027400 0x0 0x400>; + + portb: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <32>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + gpio2: gpio@50027800 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dw-apb-gpio"; + reg = <0x0 0x50027800 0x0 0x400>; + + portc: gpio-controller@0 { + compatible = "snps,dw-apb-gpio-port"; + gpio-controller; + #gpio-cells = <2>; + snps,nr-gpios = <8>; + reg = <0>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>; + }; + }; + + uart0: serial@58018000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x58018000 0x0 0x2000>; + clocks = <&clk BM1880_CLK_UART_500M>, + <&clk BM1880_CLK_APB_UART>; + clock-names = "baudclk", "apb_pclk"; + interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + resets = <&rst BM1880_RST_UART0_1_CLK>; + status = "disabled"; + }; + + uart1: serial@5801A000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x5801a000 0x0 0x2000>; + clocks = <&clk BM1880_CLK_UART_500M>, + <&clk BM1880_CLK_APB_UART>; + clock-names = "baudclk", "apb_pclk"; + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + resets = <&rst BM1880_RST_UART0_1_ACLK>; + status = "disabled"; + }; + + uart2: serial@5801C000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x5801c000 0x0 0x2000>; + clocks = <&clk BM1880_CLK_UART_500M>, + <&clk BM1880_CLK_APB_UART>; + clock-names = "baudclk", "apb_pclk"; + interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + resets = <&rst BM1880_RST_UART2_3_CLK>; + status = "disabled"; + }; + + uart3: serial@5801E000 { + compatible = "snps,dw-apb-uart"; + reg = <0x0 0x5801e000 0x0 0x2000>; + clocks = <&clk BM1880_CLK_UART_500M>, + <&clk BM1880_CLK_APB_UART>; + clock-names = "baudclk", "apb_pclk"; + interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>; + reg-shift = <2>; + reg-io-width = <4>; + resets = <&rst BM1880_RST_UART2_3_ACLK>; + status = "disabled"; + }; + }; +}; |