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https://github.com/openwrt/openwrt.git
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8c405cdccc
The patches were generated from the RPi repo with the following command: git format-patch v6.6.34..rpi-6.1.y Some patches needed rebasing and, as usual, the applied and reverted, wireless drivers, Github workflows, READMEs and defconfigs patches were removed. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
161 lines
4.3 KiB
Diff
161 lines
4.3 KiB
Diff
From a01a6bebc6d47a189ee1a3719353c73d93d42596 Mon Sep 17 00:00:00 2001
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From: JinShil <slavo5150@yahoo.com>
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Date: Tue, 28 Nov 2023 17:05:44 +0900
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Subject: [PATCH 0760/1085] overlays: ADS1115: allow specification of the i2c
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bus
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---
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arch/arm/boot/dts/overlays/README | 10 +++
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.../arm/boot/dts/overlays/ads1115-overlay.dts | 80 +++++++++++++------
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2 files changed, 66 insertions(+), 24 deletions(-)
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -489,6 +489,16 @@ Params: addr I2C bus
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cha_gain Set the gain of the Programmable Gain
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Amplifier for this channel. (Default 1 sets the
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full scale of the channel to 4.096 Volts)
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+ i2c0 Choose the I2C0 bus on GPIOs 0&1
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+ i2c_csi_dsi Choose the I2C0 bus on GPIOs 44&45
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+ i2c3 Choose the I2C3 bus (configure with the i2c3
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+ overlay - BCM2711 only)
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+ i2c4 Choose the I2C4 bus (configure with the i2c4
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+ overlay - BCM2711 only)
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+ i2c5 Choose the I2C5 bus (configure with the i2c5
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+ overlay - BCM2711 only)
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+ i2c6 Choose the I2C6 bus (configure with the i2c6
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+ overlay - BCM2711 only)
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Channel parameters can be set for each enabled channel.
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A maximum of 4 channels can be enabled (letters a thru d).
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--- a/arch/arm/boot/dts/overlays/ads1115-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/ads1115-overlay.dts
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@@ -9,23 +9,6 @@
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compatible = "brcm,bcm2835";
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fragment@0 {
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- target = <&i2c_arm>;
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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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-
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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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-
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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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@@ -39,7 +22,7 @@
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};
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};
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- fragment@2 {
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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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@@ -53,7 +36,7 @@
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};
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};
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- fragment@3 {
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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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@@ -67,7 +50,7 @@
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};
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};
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- fragment@4 {
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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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@@ -81,23 +64,72 @@
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};
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};
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+ fragment@4 {
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+ target = <&i2cbus>;
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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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+
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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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+
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+ frag100: fragment@100 {
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+ target = <&i2c1>;
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+ i2cbus: __overlay__ {
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+ status = "okay";
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+ };
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+ };
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+
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+ fragment@101 {
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+ target = <&i2c0if>;
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+ __dormant__ {
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+ status = "okay";
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+ };
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+ };
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+
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+ fragment@102 {
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+ target = <&i2c0mux>;
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+ __dormant__ {
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+ status = "okay";
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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_enable = <0>,"=0";
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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_enable = <0>,"=1";
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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_enable = <0>,"=2";
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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_enable = <0>,"=3";
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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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+ i2c0 = <&frag100>, "target:0=",<&i2c0>;
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+ i2c_csi_dsi = <&frag100>, "target:0=",<&i2c_csi_dsi>,
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+ <0>,"+101+102";
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+ i2c3 = <&frag100>, "target?=0",
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+ <&frag100>, "target-path=i2c3";
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+ i2c4 = <&frag100>, "target?=0",
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+ <&frag100>, "target-path=i2c4";
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+ i2c5 = <&frag100>, "target?=0",
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+ <&frag100>, "target-path=i2c5";
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+ i2c6 = <&frag100>, "target?=0",
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+ <&frag100>, "target-path=i2c6";
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};
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};
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