linux-kernel - [PATCH 4/4] drm/msm/dp: Add DisplayPort controller for QCS8300

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Message-ID: <20241127-qcs8300_dp-v1-4-0d30065c8c58@quicinc.com>
Date: Wed, 27 Nov 2024 16:15:51 +0800
From: Yongxing Mou <quic_yongmou@...cinc.com>
To: Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        Maarten Lankhorst
	<maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-phy@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <dri-devel@...ts.freedesktop.org>, <freedreno@...ts.freedesktop.org>,
        Yongxing Mou <quic_yongmou@...cinc.com>,
        Ritesh Kumar
	<quic_riteshk@...cinc.com>
Subject: [PATCH 4/4] drm/msm/dp: Add DisplayPort controller for QCS8300

The Qualcomm QCS8300 platform comes with a DisplayPort controller
with same base offset with SA8775P, add support for this in the
DisplayPort driver.

Signed-off-by: Yongxing Mou <quic_yongmou@...cinc.com>
---
 drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index aba925aab7ad7c6652e81004043864c1cb3ac370..f870faa89f26a8cb5bd7f4caf11f42e919c9efac 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -118,6 +118,11 @@ struct msm_dp_desc {
 	bool wide_bus_supported;
 };
 
+static const struct msm_dp_desc msm_dp_desc_qcs8300[] = {
+	{ .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+	{}
+};
+
 static const struct msm_dp_desc msm_dp_desc_sa8775p[] = {
 	{ .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
 	{ .io_start = 0x0af5c000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
@@ -170,6 +175,7 @@ static const struct msm_dp_desc msm_dp_desc_x1e80100[] = {
 };
 
 static const struct of_device_id msm_dp_dt_match[] = {
+	{ .compatible = "qcom,qcs8300-dp", .data = &msm_dp_desc_qcs8300 },
 	{ .compatible = "qcom,sa8775p-dp", .data = &msm_dp_desc_sa8775p },
 	{ .compatible = "qcom,sc7180-dp", .data = &msm_dp_desc_sc7180 },
 	{ .compatible = "qcom,sc7280-dp", .data = &msm_dp_desc_sc7280 },

-- 
2.34.1