openwrt/target/linux/bcm27xx/patches-5.10/950-0725-overlays-Add-Ablic-S35390A-to-i2c-rtc-and-gpio.patch
Álvaro Fernández Rojas 8299d1f057 bcm27xx: add kernel 5.10 support
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-08-21 19:07:07 +02:00

74 lines
2.3 KiB
Diff

From 886c341229589e7d46cbdb8194c23faee0e2a6f9 Mon Sep 17 00:00:00 2001
From: WoodenNautilus <86767647+WoodenNautilus@users.noreply.github.com>
Date: Tue, 3 Aug 2021 11:13:06 +0200
Subject: [PATCH] overlays: Add Ablic S35390A to i2c-rtc and -gpio
See: https://github.com/raspberrypi/linux/pull/4492
Signed-off-by: Maxime Torrelli <maxime.torrelli@gmail.com>
---
arch/arm/boot/dts/overlays/README | 4 ++++
arch/arm/boot/dts/overlays/i2c-rtc-common.dtsi | 17 ++++++++++++++++-
2 files changed, 20 insertions(+), 1 deletion(-)
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -1424,6 +1424,8 @@ Params: abx80x Select o
sd3078 Select the ZXW Shenzhen whwave SD3078 device
+ s35390a Select the ABLIC S35390A device
+
i2c0 Choose the I2C0 bus on GPIOs 0&1
i2c_csi_dsi Choose the I2C0 bus on GPIOs 44&45
@@ -1487,6 +1489,8 @@ Params: abx80x Select o
sd3078 Select the ZXW Shenzhen whwave SD3078 device
+ s35390a Select the ABLIC S35390A device
+
addr Sets the address for the RTC. Note that the
device must be configured to use the specified
address.
--- a/arch/arm/boot/dts/overlays/i2c-rtc-common.dtsi
+++ b/arch/arm/boot/dts/overlays/i2c-rtc-common.dtsi
@@ -243,6 +243,19 @@
};
};
+ fragment@18 {
+ target = <&i2cbus>;
+ __dormant__ {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ s35390a: s35390a@30 {
+ compatible = "ablic,s35390a";
+ reg = <0x30>;
+ };
+ };
+ };
+
__overrides__ {
abx80x = <0>,"+0";
ds1307 = <0>,"+1";
@@ -262,6 +275,7 @@
sd3078 = <0>,"+14";
pcf85063 = <0>,"+15";
pcf85063a = <0>,"+16";
+ s35390a = <0>,"+18";
addr = <&abx80x>, "reg:0",
<&ds1307>, "reg:0",
@@ -272,7 +286,8 @@
<&pcf8523>, "reg:0",
<&pcf8563>, "reg:0",
<&m41t62>, "reg:0",
- <&rv1805>, "reg:0";
+ <&rv1805>, "reg:0",
+ <&s35390a>, "reg:0";
trickle-diode-type = <&abx80x>,"abracon,tc-diode",
<&rv1805>,"abracon,tc-diode";
trickle-resistor-ohms = <&ds1339>,"trickle-resistor-ohms:0",