// SPDX-License-Identifier: GPL-2.0 /* * Device Tree for the ARM Integrator/AP platform * with the IM-PD1 example logical module mounted. */ #include "integratorap.dts" / { model = "ARM Integrator/AP with IM-PD1"; compatible = "arm,integrator-ap"; reserved-memory { #address-cells = <1>; #size-cells = <1>; ranges; impd1_ram: vram@c2000000 { /* 1 MB of designated video RAM on the IM-PD1 */ compatible = "shared-dma-pool"; reg = <0xc2000000 0x00100000>; no-map; }; }; }; &lm0 { syscon@0 { compatible = "arm,im-pd1-syscon", "syscon"; reg = <0x00000000 0x1000>; ranges; #address-cells = <1>; #size-cells = <1>; vco1: clock-controller@0 { compatible = "arm,impd1-vco1"; reg = <0x00 0x04>; #clock-cells = <0>; lock-offset = <0x08>; vco-offset = <0x00>; clocks = <&sysclk>; clock-output-names = "IM-PD1-VCO1"; }; vco2: clock-controller@4 { compatible = "arm,impd1-vco2"; reg = <0x04 0x04>; #clock-cells = <0>; lock-offset = <0x08>; vco-offset = <0x04>; clocks = <&sysclk>; clock-output-names = "IM-PD1-VCO2"; }; }; /* Also used for the Smart Card Interface SCI */ impd1_uartclk: clock@1_4 { compatible = "fixed-factor-clock"; #clock-cells = <0>; clock-div = <4>; clock-mult = <1>; clocks = <&vco2>; clock-output-names = "VCO2_DIV4"; }; /* For the SSP the clock is divided by 64 */ impd1_sspclk: clock@1_64 { compatible = "fixed-factor-clock"; #clock-cells = <0>; clock-div = <64>; clock-mult = <1>; clocks = <&vco2>; clock-output-names = "VCO2_DIV64"; }; /* Fixed regulator for the MMC */ impd1_3v3: regulator { compatible = "regulator-fixed"; regulator-name = "3V3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; /* Push buttons on the IM-PD1 */ gpio_keys { compatible = "gpio-keys"; #address-cells = <1>; #size-cells = <0>; button@0 { debounce-interval = <50>; linux,code = <KEY_UP>; label = "UP"; gpios = <&impd1_gpio1 0 GPIO_ACTIVE_HIGH>; }; button@1 { debounce-interval = <50>; linux,code = <KEY_DOWN>; label = "DOWN"; gpios = <&impd1_gpio1 1 GPIO_ACTIVE_HIGH>; }; button@2 { debounce-interval = <50>; linux,code = <KEY_LEFT>; label = "LEFT"; gpios = <&impd1_gpio1 2 GPIO_ACTIVE_HIGH>; }; button@3 { debounce-interval = <50>; linux,code = <KEY_RIGHT>; label = "UP"; gpios = <&impd1_gpio1 3 GPIO_ACTIVE_HIGH>; }; button@4 { debounce-interval = <50>; linux,code = <KEY_ESC>; label = "ESC"; gpios = <&impd1_gpio1 4 GPIO_ACTIVE_HIGH>; }; button@5 { debounce-interval = <50>; linux,code = <KEY_ENTER>; label = "ENTER"; gpios = <&impd1_gpio1 5 GPIO_ACTIVE_HIGH>; }; }; bridge { compatible = "ti,ths8134b", "ti,ths8134"; #address-cells = <1>; #size-cells = <0>; ports { #address-cells = <1>; #size-cells = <0>; port@0 { reg = <0>; vga_bridge_in: endpoint { remote-endpoint = <&clcd_pads_vga_dac>; }; }; port@1 { reg = <1>; vga_bridge_out: endpoint { remote-endpoint = <&vga_con_in>; }; }; }; }; vga { compatible = "vga-connector"; port { vga_con_in: endpoint { remote-endpoint = <&vga_bridge_out>; }; }; }; serial@100000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x00100000 0x1000>; interrupts-extended = <&impd1_vic 1>; clocks = <&impd1_uartclk>, <&sysclk>; clock-names = "uartclk", "apb_pclk"; }; serial@200000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x00200000 0x1000>; interrupts-extended = <&impd1_vic 2>; clocks = <&impd1_uartclk>, <&sysclk>; clock-names = "uartclk", "apb_pclk"; }; spi@300000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x00300000 0x1000>; interrupts-extended = <&impd1_vic 3>; clocks = <&impd1_sspclk>, <&sysclk>; clock-names = "sspclk", "apb_pclk"; }; impd1_gpio0: gpio@400000 { compatible = "arm,pl061", "arm,primecell"; reg = <0x00400000 0x1000>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; interrupts-extended = <&impd1_vic 4>; clocks = <&sysclk>; clock-names = "apb_pclk"; }; impd1_gpio1: gpio@500000 { compatible = "arm,pl061", "arm,primecell"; reg = <0x00500000 0x1000>; gpio-controller; #gpio-cells = <2>; interrupt-controller; #interrupt-cells = <2>; interrupts-extended = <&impd1_vic 5>; clocks = <&sysclk>; clock-names = "apb_pclk"; }; rtc@600000 { compatible = "arm,pl030", "arm,primecell"; reg = <0x00600000 0x1000>; interrupts-extended = <&impd1_vic 6>; clocks = <&sysclk>; clock-names = "apb_pclk"; }; mmc@700000 { compatible = "arm,pl181", "arm,primecell"; reg = <0x00700000 0x1000>; interrupts-extended = <&impd1_vic 7>, <&impd1_vic 8>; clocks = <&sysclk>, <&sysclk>; clock-names = "mclk", "apb_pclk"; bus-width = <1>; max-frequency = <515633>; vmmc-supply = <&impd1_3v3>; wp-gpios = <&impd1_gpio0 3 GPIO_ACTIVE_HIGH>; cd-gpios = <&impd1_gpio0 4 GPIO_ACTIVE_LOW>; }; aaci@800000 { compatible = "arm,pl041", "arm,primecell"; reg = <0x00800000 0x1000>; interrupts-extended = <&impd1_vic 9>; clocks = <&sysclk>; clock-names = "apb_pclk"; }; display@1000000 { compatible = "arm,pl110", "arm,primecell"; reg = <0x01000000 0x1000>; interrupts-extended = <&impd1_vic 11>; clocks = <&vco1>, <&sysclk>; clock-names = "clcdclk", "apb_pclk"; /* 640x480 16bpp @ 25.175MHz is 36827428 bytes/s */ max-memory-bandwidth = <40000000>; memory-region = <&impd1_ram>; dma-ranges; port@0 { #address-cells = <1>; #size-cells = <0>; clcd_pads_vga_dac: endpoint@0 { reg = <0>; remote-endpoint = <&vga_bridge_in>; arm,pl11x,tft-r0g0b0-pads = <0 8 16>; }; }; }; impd1_vic: interrupt-controller@3000000 { compatible = "arm,pl192-vic"; interrupt-controller; #interrupt-cells = <1>; reg = <0x03000000 0x1000>; /* Valid interrupts, 0-9 and 11 */ valid-mask = <0x00000bff>; /* LM site 0 has IRQ 9 on the PIC */ interrupts-extended = <&pic 9>; }; };