mirror of
https://github.com/lxsang/meta-rpi-diya.git
synced 2024-11-08 06:28:23 +01:00
103 lines
2.0 KiB
Plaintext
103 lines
2.0 KiB
Plaintext
/*
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* TI ADS1115 multi-channel ADC overlay
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*/
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/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2835";
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fragment@0 {
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target = <&i2c_gpio>;
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__overlay__ {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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ads1115: ads1115@48 {
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compatible = "ti,ads1115";
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x48>;
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};
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};
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};
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fragment@1 {
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target = <&ads1115>;
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__dormant__ {
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#address-cells = <1>;
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#size-cells = <0>;
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channel_a: channel_a {
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reg = <4>;
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ti,gain = <1>;
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ti,datarate = <7>;
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};
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};
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};
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fragment@2 {
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target = <&ads1115>;
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__dormant__ {
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#address-cells = <1>;
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#size-cells = <0>;
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channel_b: channel_b {
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reg = <5>;
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ti,gain = <1>;
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ti,datarate = <7>;
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};
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};
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};
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fragment@3 {
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target = <&ads1115>;
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__dormant__ {
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#address-cells = <1>;
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#size-cells = <0>;
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channel_c: channel_c {
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reg = <6>;
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ti,gain = <1>;
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ti,datarate = <7>;
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};
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};
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};
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fragment@4 {
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target = <&ads1115>;
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__dormant__ {
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#address-cells = <1>;
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#size-cells = <0>;
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channel_d: channel_d {
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reg = <7>;
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ti,gain = <1>;
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ti,datarate = <7>;
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};
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};
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};
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__overrides__ {
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addr = <&ads1115>,"reg:0";
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cha_enable = <0>,"=1";
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cha_cfg = <&channel_a>,"reg:0";
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cha_gain = <&channel_a>,"ti,gain:0";
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cha_datarate = <&channel_a>,"ti,datarate:0";
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chb_enable = <0>,"=2";
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chb_cfg = <&channel_b>,"reg:0";
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chb_gain = <&channel_b>,"ti,gain:0";
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chb_datarate = <&channel_b>,"ti,datarate:0";
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chc_enable = <0>,"=3";
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chc_cfg = <&channel_c>,"reg:0";
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chc_gain = <&channel_c>,"ti,gain:0";
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chc_datarate = <&channel_c>,"ti,datarate:0";
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chd_enable = <0>,"=4";
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chd_cfg = <&channel_d>,"reg:0";
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chd_gain = <&channel_d>,"ti,gain:0";
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chd_datarate = <&channel_d>,"ti,datarate:0";
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};
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}; |