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Date:   Fri, 20 Nov 2020 10:24:26 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>,
        Matthias Kaehlcke <mka@...omium.org>
Subject: [PATCH v3] arm64: dts: qcom: sc7180: Add prox sensor to LTE sku Lazor boards

There's a proximity sensor on Lazor devices, but only for LTE SKUs.
Enable it only on the Lazor LTE SKUs and also configure it properly so
it works.

Cc: Douglas Anderson <dianders@...omium.org>
Cc: Matthias Kaehlcke <mka@...omium.org>
Signed-off-by: Stephen Boyd <swboyd@...omium.org>
---

Changes from v2 (https://lore.kernel.org/r/20201120074508.3236616-1-swboyd@chromium.org):
 * Also disabled ap_sar_sensor_i2c node in trogdor.dtsi file

Changes from v1 (https://lore.kernel.org/r/20201118045454.2503325-1-swboyd@chromium.org):                                                                                                         
 * Fixed startup-sensor property to be 0 instead of 1                                                                                                                                             
 * Fixed proxraw-strength to be 8 instead of 2   

 arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r1-lte.dts | 8 ++++++++
 arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r3-lte.dts | 8 ++++++++
 arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi       | 7 ++++++-
 arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi             | 1 -
 4 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r1-lte.dts b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r1-lte.dts
index 5a67e5baafec..e16ba7b01f25 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r1-lte.dts
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r1-lte.dts
@@ -13,6 +13,14 @@ / {
 	compatible = "google,lazor-rev1-sku0", "google,lazor-rev2-sku0", "qcom,sc7180";
 };
 
+&ap_sar_sensor {
+	status = "okay";
+};
+
+&ap_sar_sensor_i2c {
+	status = "okay";
+};
+
 &keyboard_backlight {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r3-lte.dts b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r3-lte.dts
index 43836fc4d403..0881f8dd02c9 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r3-lte.dts
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-r3-lte.dts
@@ -13,6 +13,14 @@ / {
 	compatible = "google,lazor-sku0", "qcom,sc7180";
 };
 
+&ap_sar_sensor {
+	status = "okay";
+};
+
+&ap_sar_sensor_i2c {
+	status = "okay";
+};
+
 &keyboard_backlight {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi
index 180ef9e04306..89e5cd29ec09 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor.dtsi
@@ -30,7 +30,12 @@ panel_in_edp: endpoint {
 };
 
 &ap_sar_sensor {
-	status = "okay";
+	semtech,cs0-ground;
+	semtech,combined-sensors = <3>;
+	semtech,resolution = "fine";
+	semtech,startup-sensor = <0>;
+	semtech,proxraw-strength = <8>;
+	semtech,avg-pos-strength = <64>;
 };
 
 ap_ts_pen_1v8: &i2c4 {
diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index 781e61ad75a6..d48a75afdafb 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -654,7 +654,6 @@ sn65dsi86_out: endpoint {
 };
 
 ap_sar_sensor_i2c: &i2c5 {
-	status = "okay";
 	clock-frequency = <400000>;
 
 	ap_sar_sensor: proximity@28 {

base-commit: ead9f7d7ea9e20843e29e688b53859cea20044ee
-- 
https://chromeos.dev

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