From: Johan Hovold <johan+linaro@kernel.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
Andy Gross <agross@kernel.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org,
Johan Hovold <johan+linaro@kernel.org>
Subject: [PATCH 2/2] clk: gcc-sc8280xp: keep USB power-domains always-on
Date: Fri, 5 Aug 2022 14:12:50 +0200 [thread overview]
Message-ID: <20220805121250.10347-3-johan+linaro@kernel.org> (raw)
In-Reply-To: <20220805121250.10347-1-johan+linaro@kernel.org>
The Qualcomm DWC3 driver suspend implementation appears to be incomplete
for SC8280XP so keep the USB power domains always-on for now so that the
controller survives a suspend cycle.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
drivers/clk/qcom/gcc-sc8280xp.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/clk/qcom/gcc-sc8280xp.c b/drivers/clk/qcom/gcc-sc8280xp.c
index eaeada42e13a..7768e6901dcc 100644
--- a/drivers/clk/qcom/gcc-sc8280xp.c
+++ b/drivers/clk/qcom/gcc-sc8280xp.c
@@ -6843,12 +6843,17 @@ static struct gdsc ufs_phy_gdsc = {
.pwrsts = PWRSTS_OFF_ON,
};
+/*
+ * The Qualcomm DWC3 driver suspend implementation appears to be incomplete
+ * for sc8280xp so keep the USB power domains always-on for now.
+ */
static struct gdsc usb30_mp_gdsc = {
.gdscr = 0xab004,
.pd = {
.name = "usb30_mp_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .flags = ALWAYS_ON,
};
static struct gdsc usb30_prim_gdsc = {
@@ -6857,6 +6862,7 @@ static struct gdsc usb30_prim_gdsc = {
.name = "usb30_prim_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .flags = ALWAYS_ON,
};
static struct gdsc usb30_sec_gdsc = {
@@ -6865,6 +6871,7 @@ static struct gdsc usb30_sec_gdsc = {
.name = "usb30_sec_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .flags = ALWAYS_ON,
};
static struct clk_regmap *gcc_sc8280xp_clocks[] = {
--
2.35.1
next prev parent reply other threads:[~2022-08-05 12:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-05 12:12 [PATCH 0/2] clk: gcc-sc8280xp: fix broken suspend Johan Hovold
2022-08-05 12:12 ` [PATCH 1/2] clk: gcc-sc8280xp: keep PCIe power-domains always-on Johan Hovold
2022-08-06 15:10 ` Manivannan Sadhasivam
2022-08-05 12:12 ` Johan Hovold [this message]
2022-08-06 15:11 ` [PATCH 2/2] clk: gcc-sc8280xp: keep USB " Manivannan Sadhasivam
2022-08-23 2:15 ` [PATCH 0/2] clk: gcc-sc8280xp: fix broken suspend Stephen Boyd
2022-08-23 11:09 ` Johan Hovold
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