diff options
Diffstat (limited to 'arch/arm/boot/dts/sun9i-a80.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/sun9i-a80.dtsi | 159 |
1 files changed, 158 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/sun9i-a80.dtsi b/arch/arm/boot/dts/sun9i-a80.dtsi index 1118bf5cc..e838f206f 100644 --- a/arch/arm/boot/dts/sun9i-a80.dtsi +++ b/arch/arm/boot/dts/sun9i-a80.dtsi @@ -128,6 +128,17 @@ */ ranges = <0 0 0 0x20000000>; + /* + * This clock is actually configurable from the PRCM address + * space. The external 24M oscillator can be turned off, and + * the clock switched to an internal 16M RC oscillator. Under + * normal operation there's no reason to do this, and the + * default is to use the external good one, so just model this + * as a fixed clock. Also it is not entirely clear if the + * osc24M mux in the PRCM affects the entire clock tree, which + * would also throw all the PLL clock rates off, or just the + * downstream clocks in the PRCM. + */ osc24M: osc24M_clk { #clock-cells = <0>; compatible = "fixed-clock"; @@ -135,6 +146,13 @@ clock-output-names = "osc24M"; }; + /* + * The 32k clock is from an external source, normally the + * AC100 codec/RTC chip. This clock is by default enabled + * and clocked at 32768 Hz, from the oscillator connected + * to the AC100. It is configurable, but no such driver or + * bindings exist yet. + */ osc32k: osc32k_clk { #clock-cells = <0>; compatible = "fixed-clock"; @@ -164,6 +182,14 @@ "usb_phy2", "usb_hsic_12M"; }; + pll3: clk@06000008 { + /* placeholder until implemented */ + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-rate = <0>; + clock-output-names = "pll3"; + }; + pll4: clk@0600000c { #clock-cells = <0>; compatible = "allwinner,sun9i-a80-pll4-clk"; @@ -350,6 +376,68 @@ "apb1_uart2", "apb1_uart3", "apb1_uart4", "apb1_uart5"; }; + + cpus_clk: clk@08001410 { + compatible = "allwinner,sun9i-a80-cpus-clk"; + reg = <0x08001410 0x4>; + #clock-cells = <0>; + clocks = <&osc32k>, <&osc24M>, <&pll4>, <&pll3>; + clock-output-names = "cpus"; + }; + + ahbs: ahbs_clk { + compatible = "fixed-factor-clock"; + #clock-cells = <0>; + clock-div = <1>; + clock-mult = <1>; + clocks = <&cpus_clk>; + clock-output-names = "ahbs"; + }; + + apbs: clk@0800141c { + compatible = "allwinner,sun8i-a23-apb0-clk"; + reg = <0x0800141c 0x4>; + #clock-cells = <0>; + clocks = <&ahbs>; + clock-output-names = "apbs"; + }; + + apbs_gates: clk@08001428 { + compatible = "allwinner,sun9i-a80-apbs-gates-clk"; + reg = <0x08001428 0x4>; + #clock-cells = <1>; + clocks = <&apbs>; + clock-indices = <0>, <1>, + <2>, <3>, + <4>, <5>, + <6>, <7>, + <12>, <13>, + <16>, <17>, + <18>, <20>; + clock-output-names = "apbs_pio", "apbs_ir", + "apbs_timer", "apbs_rsb", + "apbs_uart", "apbs_1wire", + "apbs_i2c0", "apbs_i2c1", + "apbs_ps2_0", "apbs_ps2_1", + "apbs_dma", "apbs_i2s0", + "apbs_i2s1", "apbs_twd"; + }; + + r_1wire_clk: clk@08001450 { + reg = <0x08001450 0x4>; + #clock-cells = <0>; + compatible = "allwinner,sun4i-a10-mod0-clk"; + clocks = <&osc32k>, <&osc24M>; + clock-output-names = "r_1wire"; + }; + + r_ir_clk: clk@08001454 { + reg = <0x08001454 0x4>; + #clock-cells = <0>; + compatible = "allwinner,sun4i-a10-mod0-clk"; + clocks = <&osc32k>, <&osc24M>; + clock-output-names = "r_ir"; + }; }; soc { @@ -764,14 +852,83 @@ interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>; }; + apbs_rst: reset@080014b0 { + reg = <0x080014b0 0x4>; + compatible = "allwinner,sun6i-a31-clock-reset"; + #reset-cells = <1>; + }; + + nmi_intc: interrupt-controller@080015a0 { + compatible = "allwinner,sun9i-a80-nmi"; + interrupt-controller; + #interrupt-cells = <2>; + reg = <0x080015a0 0xc>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>; + }; + + r_ir: ir@08002000 { + compatible = "allwinner,sun5i-a13-ir"; + interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&r_ir_pins>; + clocks = <&apbs_gates 1>, <&r_ir_clk>; + clock-names = "apb", "ir"; + resets = <&apbs_rst 1>; + reg = <0x08002000 0x40>; + status = "disabled"; + }; + r_uart: serial@08002800 { compatible = "snps,dw-apb-uart"; reg = <0x08002800 0x400>; interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>; reg-shift = <2>; reg-io-width = <4>; - clocks = <&osc24M>; + clocks = <&apbs_gates 4>; + resets = <&apbs_rst 4>; + status = "disabled"; + }; + + r_pio: pinctrl@08002c00 { + compatible = "allwinner,sun9i-a80-r-pinctrl"; + reg = <0x08002c00 0x400>; + interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&apbs_gates 0>; + resets = <&apbs_rst 0>; + gpio-controller; + interrupt-controller; + #address-cells = <1>; + #size-cells = <0>; + #gpio-cells = <3>; + + r_ir_pins: r_ir { + allwinner,pins = "PL6"; + allwinner,function = "s_cir_rx"; + allwinner,drive = <SUN4I_PINCTRL_10_MA>; + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + }; + + r_rsb_pins: r_rsb { + allwinner,pins = "PN0", "PN1"; + allwinner,function = "s_rsb"; + allwinner,drive = <SUN4I_PINCTRL_20_MA>; + allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; + }; + }; + + r_rsb: i2c@08003400 { + compatible = "allwinner,sun8i-a23-rsb"; + reg = <0x08003400 0x400>; + interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&apbs_gates 3>; + clock-frequency = <3000000>; + resets = <&apbs_rst 3>; + pinctrl-names = "default"; + pinctrl-0 = <&r_rsb_pins>; status = "disabled"; + #address-cells = <1>; + #size-cells = <0>; }; }; }; |