linux-kernel - [PATCH 2/3] clk: qcom: gcc-sc7180: Update the .pwrsts for usb gdsc

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Date:   Thu, 1 Sep 2022 15:47:55 +0530
From:   Rajendra Nayak <quic_rjendra@...cinc.com>
To:     <andersson@...nel.org>, <agross@...nel.org>,
        <konrad.dybcio@...ainline.org>, <mturquette@...libre.com>,
        <sboyd@...nel.org>, <mka@...omium.org>
CC:     <johan+linaro@...nel.org>, <quic_kriskura@...cinc.com>,
        <dianders@...omium.org>, <linux-clk@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        "Rajendra Nayak" <quic_rjendra@...cinc.com>
Subject: [PATCH 2/3] clk: qcom: gcc-sc7180: Update the .pwrsts for usb gdsc

USB on sc7180 cannot support wakeups from low power states
if the GDSC is turned OFF. Update the .pwrsts for usb GDSC so it
only transitions to RET in low power.

Signed-off-by: Rajendra Nayak <quic_rjendra@...cinc.com>
---
 drivers/clk/qcom/gcc-sc7180.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/qcom/gcc-sc7180.c b/drivers/clk/qcom/gcc-sc7180.c
index c2ea09945c47..2d3980251e78 100644
--- a/drivers/clk/qcom/gcc-sc7180.c
+++ b/drivers/clk/qcom/gcc-sc7180.c
@@ -2224,7 +2224,7 @@ static struct gdsc usb30_prim_gdsc = {
 	.pd = {
 		.name = "usb30_prim_gdsc",
 	},
-	.pwrsts = PWRSTS_OFF_ON,
+	.pwrsts = PWRSTS_RET_ON,
 };
 
 static struct gdsc hlos1_vote_mmnoc_mmu_tbu_hf0_gdsc = {
-- 
2.17.1