linux-kernel - [PATCH RFC v2 13/14] arm64: dts: qcom: setup PDC as the wakeup parent for TLMM on SDM845

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Message-Id: <1568411962-1022-14-git-send-email-ilina@codeaurora.org>
Date:   Fri, 13 Sep 2019 15:59:21 -0600
From:   Lina Iyer <ilina@...eaurora.org>
To:     swboyd@...omium.org, evgreen@...omium.org, maz@...nel.org,
        linus.walleij@...aro.org
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        bjorn.andersson@...aro.org, mkshah@...eaurora.org,
        linux-gpio@...r.kernel.org, Lina Iyer <ilina@...eaurora.org>
Subject: [PATCH RFC v2 13/14] arm64: dts: qcom: setup PDC as the wakeup parent for TLMM on SDM845

PDC always-on interrupt controller can detect certain GPIOs even when
the TLMM interrupt controller is powered off. Link the PDC as TLMM's
wakeup parent.

Signed-off-by: Lina Iyer <ilina@...eaurora.org>
---
 arch/arm64/boot/dts/qcom/sdm845.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 41455b8..1b70254 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -1358,6 +1358,7 @@
 			interrupt-controller;
 			#interrupt-cells = <2>;
 			gpio-ranges = <&tlmm 0 0 150>;
+			wakeup-parent = <&pdc_intc>;
 
 			qspi_clk: qspi-clk {
 				pinmux {
-- 
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