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// 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>;
};
};
};
uart@100000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x00100000 0x1000>;
interrupts-extended = <&impd1_vic 1>;
clocks = <&impd1_uartclk>, <&sysclk>;
clock-names = "uartclk", "apb_pclk";
};
uart@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>;
};
};