linux-kernel - [PATCH 4/9] drm/msm/dsi: Add phy configuration for SDM630/636/660

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Message-Id: <20200726111215.22361-5-konradybcio@gmail.com>
Date:   Sun, 26 Jul 2020 13:12:01 +0200
From:   Konrad Dybcio <konradybcio@...il.com>
To:     konradybcio@...il.com
Cc:     martin.botka1@...il.com, Rob Clark <robdclark@...il.com>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Vinod Koul <vkoul@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Felipe Balbi <balbi@...nel.org>,
        Jordan Crouse <jcrouse@...eaurora.org>,
        zhengbin <zhengbin13@...wei.com>,
        Jeffrey Hugo <jeffrey.l.hugo@...il.com>,
        AngeloGioacchino Del Regno <kholk11@...il.com>,
        Ben Dooks <ben.dooks@...ethink.co.uk>,
        Krzysztof Wilczynski <kw@...ux.com>,
        Harigovindan P <harigovi@...eaurora.org>,
        Brian Masney <masneyb@...tation.org>,
        Sam Ravnborg <sam@...nborg.org>,
        Xiaozhe Shi <xiaozhes@...eaurora.org>,
        Manu Gautam <mgautam@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: [PATCH 4/9] drm/msm/dsi: Add phy configuration for SDM630/636/660

These SoCs make use of the 14nm phy, but at different
addresses than other 14nm units.

Signed-off-by: Konrad Dybcio <konradybcio@...il.com>
---
 .../devicetree/bindings/display/msm/dsi.txt    |  1 +
 drivers/gpu/drm/msm/dsi/phy/dsi_phy.c          |  2 ++
 drivers/gpu/drm/msm/dsi/phy/dsi_phy.h          |  1 +
 drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c     | 18 ++++++++++++++++++
 4 files changed, 22 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/msm/dsi.txt b/Documentation/devicetree/bindings/display/msm/dsi.txt
index af95586c898f..7884fd7a85c1 100644
--- a/Documentation/devicetree/bindings/display/msm/dsi.txt
+++ b/Documentation/devicetree/bindings/display/msm/dsi.txt
@@ -87,6 +87,7 @@ Required properties:
   * "qcom,dsi-phy-20nm"
   * "qcom,dsi-phy-28nm-8960"
   * "qcom,dsi-phy-14nm"
+  * "qcom,dsi-phy-14nm-660"
   * "qcom,dsi-phy-10nm"
   * "qcom,dsi-phy-10nm-8998"
 - reg: Physical base address and length of the registers of PLL, PHY. Some
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index f509ebd77500..009f5b843dd1 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -499,6 +499,8 @@ static const struct of_device_id dsi_phy_dt_match[] = {
 #ifdef CONFIG_DRM_MSM_DSI_14NM_PHY
 	{ .compatible = "qcom,dsi-phy-14nm",
 	  .data = &dsi_phy_14nm_cfgs },
+	{ .compatible = "qcom,dsi-phy-14nm-660",
+	  .data = &dsi_phy_14nm_660_cfgs },
 #endif
 #ifdef CONFIG_DRM_MSM_DSI_10NM_PHY
 	{ .compatible = "qcom,dsi-phy-10nm",
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
index 24b294ed3059..ef8672d7b123 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h
@@ -45,6 +45,7 @@ extern const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs;
 extern const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs;
 extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs;
 extern const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs;
+extern const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs;
 extern const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs;
 extern const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs;
 
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
index 1594f1422372..519400501bcd 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c
@@ -161,3 +161,21 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = {
 	.io_start = { 0x994400, 0x996400 },
 	.num_dsi_phy = 2,
 };
+
+const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = {
+	.type = MSM_DSI_PHY_14NM,
+	.src_pll_truthtable = { {false, false}, {true, false} },
+	.reg_cfg = {
+		.num = 1,
+		.regs = {
+			{"vcca", 17000, 32},
+		},
+	},
+	.ops = {
+		.enable = dsi_14nm_phy_enable,
+		.disable = dsi_14nm_phy_disable,
+		.init = dsi_14nm_phy_init,
+	},
+	.io_start = { 0xc994400, 0xc996000 },
+	.num_dsi_phy = 2,
+};
-- 
2.27.0