From: Johan Hovold <johan+linaro@kernel.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Johan Hovold <johan+linaro@kernel.org>
Subject: [PATCH 01/13] phy: qcom-qmp-usb: fix sc8280xp PCS_USB offset
Date: Mon, 24 Oct 2022 12:06:20 +0200 [thread overview]
Message-ID: <20221024100632.20549-2-johan+linaro@kernel.org> (raw)
In-Reply-To: <20221024100632.20549-1-johan+linaro@kernel.org>
The PCS_USB register block lives at an offset of 0x1000 from the PCS
region on SC8280XP so add the missing offset to avoid corrupting
unrelated registers on runtime suspend.
Note that the current binding is broken as it does not describe the
PCS_USB region and the PCS register size does not cover PCS_USB and the
regions in between. As Linux currently maps full pages, simply adding
the offset to driver works until the binding has been fixed.
Fixes: c0c7769cdae2 ("phy: qcom-qmp: Add SC8280XP USB3 UNI phy")
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
index d0c433197080..82af28f4a91b 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
@@ -1682,6 +1682,7 @@ static const struct qmp_phy_cfg sc8280xp_usb3_uniphy_cfg = {
.vreg_list = qmp_phy_vreg_l,
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = qmp_v4_usb3phy_regs_layout,
+ .pcs_usb_offset = 0x1000,
};
static const struct qmp_phy_cfg qmp_v3_usb3_uniphy_cfg = {
--
2.37.3
WARNING: multiple messages have this Message-ID (diff)
From: Johan Hovold <johan+linaro@kernel.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Johan Hovold <johan+linaro@kernel.org>
Subject: [PATCH 01/13] phy: qcom-qmp-usb: fix sc8280xp PCS_USB offset
Date: Mon, 24 Oct 2022 12:06:20 +0200 [thread overview]
Message-ID: <20221024100632.20549-2-johan+linaro@kernel.org> (raw)
In-Reply-To: <20221024100632.20549-1-johan+linaro@kernel.org>
The PCS_USB register block lives at an offset of 0x1000 from the PCS
region on SC8280XP so add the missing offset to avoid corrupting
unrelated registers on runtime suspend.
Note that the current binding is broken as it does not describe the
PCS_USB region and the PCS register size does not cover PCS_USB and the
regions in between. As Linux currently maps full pages, simply adding
the offset to driver works until the binding has been fixed.
Fixes: c0c7769cdae2 ("phy: qcom-qmp: Add SC8280XP USB3 UNI phy")
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
index d0c433197080..82af28f4a91b 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
@@ -1682,6 +1682,7 @@ static const struct qmp_phy_cfg sc8280xp_usb3_uniphy_cfg = {
.vreg_list = qmp_phy_vreg_l,
.num_vregs = ARRAY_SIZE(qmp_phy_vreg_l),
.regs = qmp_v4_usb3phy_regs_layout,
+ .pcs_usb_offset = 0x1000,
};
static const struct qmp_phy_cfg qmp_v3_usb3_uniphy_cfg = {
--
2.37.3
--
linux-phy mailing list
linux-phy@lists.infradead.org
https://lists.infradead.org/mailman/listinfo/linux-phy
next prev parent reply other threads:[~2022-10-24 10:07 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-24 10:06 [PATCH 00/13] phy: qcom-qmp-usb: fix sc8280xp binding Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 10:06 ` Johan Hovold [this message]
2022-10-24 10:06 ` [PATCH 01/13] phy: qcom-qmp-usb: fix sc8280xp PCS_USB offset Johan Hovold
2022-10-24 13:32 ` Dmitry Baryshkov
2022-10-24 13:32 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 02/13] phy: qcom-qmp-usb: sort device-id table Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 03/13] phy: qcom-qmp-usb: move " Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 04/13] phy: qcom-qmp-usb: move pm ops Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 05/13] phy: qcom-qmp-usb: merge driver data Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 13:33 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 06/13] phy: qcom-qmp-usb: clean up device-tree parsing Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 07/13] phy: qcom-qmp-usb: clean up probe initialisation Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 08/13] phy: qcom-qmp-usb: rename PHY ops structure Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 09/13] phy: qcom-qmp-usb: clean up PHY init Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 13:34 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 10/13] dt-bindings: phy: qcom,qmp-usb: rename current bindings Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-28 2:12 ` Krzysztof Kozlowski
2022-10-28 2:12 ` Krzysztof Kozlowski
2022-10-24 10:06 ` [PATCH 11/13] dt-bindings: phy: qcom,qmp-usb: fix sc8280xp binding Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-28 2:15 ` Krzysztof Kozlowski
2022-10-28 2:15 ` Krzysztof Kozlowski
2022-10-28 6:09 ` Johan Hovold
2022-10-28 6:09 ` Johan Hovold
2022-10-28 6:13 ` Johan Hovold
2022-10-28 6:13 ` Johan Hovold
2022-10-28 13:05 ` Vinod Koul
2022-10-28 13:05 ` Vinod Koul
2022-10-24 10:06 ` [PATCH 12/13] phy: qcom-qmp-usb: restructure PHY creation Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:35 ` Dmitry Baryshkov
2022-10-24 13:35 ` Dmitry Baryshkov
2022-10-24 10:06 ` [PATCH 13/13] phy: qcom-qmp-usb: add support for updated sc8280xp binding Johan Hovold
2022-10-24 10:06 ` Johan Hovold
2022-10-24 13:35 ` Dmitry Baryshkov
2022-10-24 13:35 ` Dmitry Baryshkov
2022-10-24 13:38 ` Johan Hovold
2022-10-24 13:38 ` Johan Hovold
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