linux-kernel - [PATCH 6/7] ARM: dts: qcom: msm8974-honami: Specify charging parameters

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1445403470-17434-6-git-send-email-bjorn.andersson@sonymobile.com>
Date:	Tue, 20 Oct 2015 21:57:49 -0700
From:	Bjorn Andersson <bjorn.andersson@...ymobile.com>
To:	Andy Gross <agross@...eaurora.org>
CC:	<devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH 6/7] ARM: dts: qcom: msm8974-honami: Specify charging parameters

Signed-off-by: Bjorn Andersson <bjorn.andersson@...ymobile.com>
---

Echoing a reasonable limit into [1] is required as there's currently no
way for this value to be propagated from the USB stack to the charging
driver.  Otherwise the block will pull maximum 100mA off USB, which is
not enough to actually charge the running platform.

[1] /sys/class/power_supply/smbb-usbin/charge_control_limit

 arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts b/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
index 113cc18ee2f5..1cf455fff3c2 100644
--- a/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-sony-xperia-honami.dts
@@ -371,6 +371,17 @@
 
 &spmi_bus {
 	pm8941@0 {
+		charger@...0 {
+			qcom,fast-charge-safe-current = <1500000>;
+			qcom,fast-charge-current-limit = <1500000>;
+			qcom,dc-current-limit = <1800000>;
+			qcom,fast-charge-safe-voltage = <4400000>;
+			qcom,fast-charge-high-threshold-voltage = <4350000>;
+			qcom,fast-charge-low-threshold-voltage = <3400000>;
+			qcom,auto-recharge-threshold-voltage = <4200000>;
+			qcom,minimum-input-voltage = <4300000>;
+		};
+
 		gpios@...0 {
 			boost_bypass_n_pin: boost-bypass {
 				pins = "gpio21";
-- 
2.4.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/