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91 lines
1.8 KiB
Diff
91 lines
1.8 KiB
Diff
From 23fdc62943363c31ca68bde9e7598fcee9b27cbf Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Wed, 17 Jun 2015 17:10:40 +0100
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Subject: [PATCH 088/148] BCM270x_DT: Default Compute Module i2c, i2s and spi
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support
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---
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arch/arm/boot/dts/bcm2708-rpi-cm.dts | 67 ++++++++++++++++++++++++++++++++++++
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1 file changed, 67 insertions(+)
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--- a/arch/arm/boot/dts/bcm2708-rpi-cm.dts
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+++ b/arch/arm/boot/dts/bcm2708-rpi-cm.dts
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@@ -10,10 +10,77 @@
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status = "okay";
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};
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+&gpio {
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+ spi0_pins: spi0_pins {
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+ brcm,pins = <7 8 9 10 11>;
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+ brcm,function = <4>; /* alt0 */
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+ };
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+
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+ i2c0_pins: i2c0 {
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+ brcm,pins = <0 1>;
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+ brcm,function = <4>;
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+ };
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+
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+ i2c1_pins: i2c1 {
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+ brcm,pins = <2 3>;
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+ brcm,function = <4>;
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+ };
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+
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+ i2s_pins: i2s {
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+ brcm,pins = <18 19 20 21>;
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+ brcm,function = <4>; /* alt0 */
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+ };
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+};
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+
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+&spi0 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&spi0_pins>;
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+
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+ spidev@0{
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+ compatible = "spidev";
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+ reg = <0>; /* CE0 */
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ spi-max-frequency = <500000>;
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+ };
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+
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+ spidev@1{
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+ compatible = "spidev";
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+ reg = <1>; /* CE1 */
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ spi-max-frequency = <500000>;
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+ };
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+};
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+
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+&i2c0 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2c0_pins>;
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+ clock-frequency = <100000>;
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+};
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+
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+&i2c1 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2c1_pins>;
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+ clock-frequency = <100000>;
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+};
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+
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+&i2s {
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+ #sound-dai-cells = <0>;
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&i2s_pins>;
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+};
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+
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/ {
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__overrides__ {
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uart0 = <&uart0>,"status";
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uart0_clkrate = <&clk_uart0>,"clock-frequency:0";
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+ i2s = <&i2s>,"status";
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+ spi = <&spi0>,"status";
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+ i2c0 = <&i2c0>,"status";
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+ i2c1 = <&i2c1>,"status";
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+ i2c0_baudrate = <&i2c0>,"clock-frequency:0";
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+ i2c1_baudrate = <&i2c1>,"clock-frequency:0";
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core_freq = <&clk_core>,"clock-frequency:0";
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};
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};
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