/* * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include #include #include "skeleton.dtsi" / { compatible = "rockchip,rk3036"; interrupt-parent = <&gic>; aliases { gpio0 = &gpio0; gpio1 = &gpio1; gpio2 = &gpio2; i2c1 = &i2c1; serial0 = &uart0; serial1 = &uart1; serial2 = &uart2; mmc0 = &emmc; }; memory { device_type = "memory"; reg = <0x60000000 0x40000000>; }; arm-pmu { compatible = "arm,cortex-a7-pmu"; interrupts = , ; interrupt-affinity = <&cpu0>, <&cpu1>; }; cpus { #address-cells = <1>; #size-cells = <0>; enable-method = "rockchip,rk3036-smp"; cpu0: cpu@f00 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0xf00>; operating-points = < /* KHz uV */ 816000 1000000 >; #cooling-cells = <2>; /* min followed by max */ clock-latency = <40000>; clocks = <&cru ARMCLK>; resets = <&cru SRST_CORE0>; }; cpu1: cpu@f01 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0xf01>; resets = <&cru SRST_CORE1>; }; }; amba { compatible = "arm,amba-bus"; #address-cells = <1>; #size-cells = <1>; ranges; pdma: pdma@20078000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x20078000 0x4000>; arm,pl330-broken-no-flushp; interrupts = , ; #dma-cells = <1>; clocks = <&cru ACLK_DMAC2>; clock-names = "apb_pclk"; }; }; xin24m: oscillator { compatible = "fixed-clock"; clock-frequency = <24000000>; clock-output-names = "xin24m"; #clock-cells = <0>; }; timer { compatible = "arm,armv7-timer"; arm,cpu-registers-not-fw-configured; interrupts = , , , ; clock-frequency = <24000000>; }; cru: clock-controller@20000000 { compatible = "rockchip,rk3036-cru"; reg = <0x20000000 0x1000>; rockchip,grf = <&grf>; #clock-cells = <1>; #reset-cells = <1>; assigned-clocks = <&cru PLL_GPLL>; assigned-clock-rates = <594000000>; }; uart0: serial@20060000 { compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart"; reg = <0x20060000 0x100>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clock-frequency = <24000000>; clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>; clock-names = "baudclk", "apb_pclk"; pinctrl-names = "default"; pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>; }; uart1: serial@20064000 { compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart"; reg = <0x20064000 0x100>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clock-frequency = <24000000>; clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>; clock-names = "baudclk", "apb_pclk"; pinctrl-names = "default"; pinctrl-0 = <&uart1_xfer>; }; uart2: serial@20068000 { compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart"; reg = <0x20068000 0x100>; interrupts = ; reg-shift = <2>; reg-io-width = <4>; clock-frequency = <24000000>; clocks = <&cru SCLK_UART2>, <&cru PCLK_UART2>; clock-names = "baudclk", "apb_pclk"; pinctrl-names = "default"; pinctrl-0 = <&uart2_xfer>; }; pwm0: pwm@20050000 { compatible = "rockchip,rk2928-pwm"; reg = <0x20050000 0x10>; #pwm-cells = <3>; pinctrl-names = "default"; pinctrl-0 = <&pwm0_pin>; clocks = <&cru PCLK_PWM>; clock-names = "pwm"; status = "disabled"; }; pwm1: pwm@20050010 { compatible = "rockchip,rk2928-pwm"; reg = <0x20050010 0x10>; #pwm-cells = <3>; pinctrl-names = "default"; pinctrl-0 = <&pwm1_pin>; clocks = <&cru PCLK_PWM>; clock-names = "pwm"; status = "disabled"; }; pwm2: pwm@20050020 { compatible = "rockchip,rk2928-pwm"; reg = <0x20050020 0x10>; #pwm-cells = <3>; pinctrl-names = "default"; pinctrl-0 = <&pwm2_pin>; clocks = <&cru PCLK_PWM>; clock-names = "pwm"; status = "disabled"; }; pwm3: pwm@20050030 { compatible = "rockchip,rk2928-pwm"; reg = <0x20050030 0x10>; #pwm-cells = <2>; pinctrl-names = "default"; pinctrl-0 = <&pwm3_pin>; clocks = <&cru PCLK_PWM>; clock-names = "pwm"; status = "disabled"; }; sram: sram@10080000 { compatible = "rockchip,rk3036-smp-sram", "mmio-sram"; reg = <0x10080000 0x2000>; }; gic: interrupt-controller@10139000 { compatible = "arm,gic-400"; interrupt-controller; #interrupt-cells = <3>; #address-cells = <0>; reg = <0x10139000 0x1000>, <0x1013a000 0x1000>, <0x1013c000 0x2000>, <0x1013e000 0x2000>; interrupts = ; }; grf: syscon@20008000 { compatible = "rockchip,rk3036-grf", "syscon"; reg = <0x20008000 0x1000>; }; usb_otg: usb@10180000 { compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2"; reg = <0x10180000 0x40000>; interrupts = ; clocks = <&cru HCLK_OTG0>; clock-names = "otg"; dr_mode = "otg"; g-np-tx-fifo-size = <16>; g-rx-fifo-size = <275>; g-tx-fifo-size = <256 128 128 64 64 32>; g-use-dma; status = "disabled"; }; usb_host: usb@101c0000 { compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb", "snps,dwc2"; reg = <0x101c0000 0x40000>; interrupts = ; clocks = <&cru HCLK_OTG1>; clock-names = "otg"; dr_mode = "host"; status = "disabled"; }; emmc: dwmmc@1021c000 { compatible = "rockchip,rk3288-dw-mshc"; clock-frequency = <37500000>; clock-freq-min-max = <400000 37500000>; clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>, <&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>; clock-names = "biu", "ciu", "ciu_drv", "ciu_sample"; dmas = <&pdma 12>; dma-names = "rx-tx"; fifo-depth = <0x100>; interrupts = ; reg = <0x1021c000 0x4000>; broken-cd; bus-width = <8>; cap-mmc-highspeed; mmc-ddr-1_8v; disable-wp; fifo-mode; non-removable; num-slots = <1>; default-sample-phase = <158>; pinctrl-names = "default"; pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; }; pinctrl: pinctrl { compatible = "rockchip,rk3036-pinctrl"; rockchip,grf = <&grf>; #address-cells = <1>; #size-cells = <1>; ranges; gpio0: gpio0@2007c000 { compatible = "rockchip,gpio-bank"; reg = <0x2007c000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO0>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio1: gpio1@20080000 { compatible = "rockchip,gpio-bank"; reg = <0x20080000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO1>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; gpio2: gpio2@20084000 { compatible = "rockchip,gpio-bank"; reg = <0x20084000 0x100>; interrupts = ; clocks = <&cru PCLK_GPIO2>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; }; pcfg_pull_up: pcfg-pull-up { bias-pull-up; }; pcfg_pull_down: pcfg-pull-down { bias-pull-down; }; pcfg_pull_none: pcfg-pull-none { bias-disable; }; emmc { /* * We run eMMC at max speed; bump up drive strength. * We also have external pulls, so disable the internal ones. */ emmc_clk: emmc-clk { rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none>; }; emmc_cmd: emmc-cmd { rockchip,pins = <2 1 RK_FUNC_2 &pcfg_pull_none>; }; emmc_bus8: emmc-bus8 { rockchip,pins = <1 24 RK_FUNC_2 &pcfg_pull_none>, <1 25 RK_FUNC_2 &pcfg_pull_none>, <1 26 RK_FUNC_2 &pcfg_pull_none>, <1 27 RK_FUNC_2 &pcfg_pull_none>; /* <1 28 RK_FUNC_2 &pcfg_pull_up>, <1 29 RK_FUNC_2 &pcfg_pull_up>, <1 30 RK_FUNC_2 &pcfg_pull_up>, <1 31 RK_FUNC_2 &pcfg_pull_up>; */ }; }; uart0 { uart0_xfer: uart0-xfer { rockchip,pins = <0 16 RK_FUNC_1 &pcfg_pull_none>, <0 17 RK_FUNC_1 &pcfg_pull_none>; }; uart0_cts: uart0-cts { rockchip,pins = <0 18 RK_FUNC_1 &pcfg_pull_none>; }; uart0_rts: uart0-rts { rockchip,pins = <0 19 RK_FUNC_1 &pcfg_pull_none>; }; }; uart1 { uart1_xfer: uart1-xfer { rockchip,pins = <2 22 RK_FUNC_1 &pcfg_pull_none>, <2 23 RK_FUNC_1 &pcfg_pull_none>; }; /* no rts / cts for uart1 */ }; uart2 { uart2_xfer: uart2-xfer { rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_none>, <1 19 RK_FUNC_2 &pcfg_pull_none>; }; /* no rts / cts for uart2 */ }; pwm0 { pwm0_pin: pwm0-pin { rockchip,pins = <0 0 RK_FUNC_2 &pcfg_pull_none>; }; }; pwm1 { pwm1_pin: pwm1-pin { rockchip,pins = <0 1 RK_FUNC_2 &pcfg_pull_none>; }; }; pwm2 { pwm2_pin: pwm2-pin { rockchip,pins = <0 1 2 &pcfg_pull_none>; }; }; pwm3 { pwm3_pin: pwm3-pin { rockchip,pins = <0 27 1 &pcfg_pull_none>; }; }; i2c1 { i2c1_xfer: i2c1-xfer { rockchip,pins = <0 2 RK_FUNC_1 &pcfg_pull_none>, <0 3 RK_FUNC_1 &pcfg_pull_none>; }; }; }; i2c1: i2c@20056000 { compatible = "rockchip,rk3288-i2c"; reg = <0x20056000 0x1000>; interrupts = ; #address-cells = <1>; #size-cells = <0>; clock-names = "i2c"; clocks = <&cru PCLK_I2C1>; pinctrl-names = "default"; pinctrl-0 = <&i2c1_xfer>; status = "disabled"; }; };