[PATCH 21/21] arm64: dts: qcom: sdm845: Add dpu to sdm845 dts file
Sean Paul
seanpaul at chromium.org
Mon Jul 9 18:35:15 UTC 2018
On Mon, Jul 09, 2018 at 12:07:11PM -0600, Rob Herring wrote:
> On Mon, Jul 9, 2018 at 11:40 AM Sean Paul <seanpaul at chromium.org> wrote:
> >
> > Signed-off-by: Sean Paul <seanpaul at chromium.org>
> > ---
> > arch/arm64/boot/dts/qcom/sdm845.dtsi | 194 +++++++++++++++++++++++++++
> > 1 file changed, 194 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> > index cdaabeb3c995..339afed856de 100644
> > --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> > @@ -5,6 +5,8 @@
> > * Copyright (c) 2018, The Linux Foundation. All rights reserved.
> > */
> >
> > +#include <dt-bindings/clock/qcom,dispcc-sdm845.h>
> > +#include <dt-bindings/clock/qcom,gcc-sdm845.h>
> > #include <dt-bindings/interrupt-controller/arm-gic.h>
> >
> > / {
> > @@ -221,6 +223,198 @@
> > #interrupt-cells = <2>;
> > };
> >
> > + mdss: mdss at ae00000 {
> > + compatible = "qcom,dpu-mdss";
> > + reg = <0xae00000 0x1000>;
> > + reg-names = "mdss_phys";
> > +
> > + power-domains = <&dispcc 0>;
> > +
> > + clocks = <&gcc GCC_DISP_AHB_CLK>,
> > + <&gcc GCC_DISP_AXI_CLK>,
> > + <&dispcc DISP_CC_MDSS_MDP_CLK>;
> > + clock-names = "iface", "bus", "core";
> > + clock-frequency = <0 0 300000000>;
> > +
> > + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
> > + interrupt-controller;
> > + #interrupt-cells = <1>;
> > +
> > + /* iommus = <&apps_iommu 0>; */
> > +
> > + #address-cells = <1>;
> > + #size-cells = <1>;
> > + ranges;
> > +
> > + mdss_mdp: mdp at ae01000 {
> > + compatible = "qcom,dpu";
>
Hi Rob,
Thanks for the quick turnaround! In addition to below, I'll also beef up the
commit message, since I forgot to add any description of the change.
> Needs an SoC specific compatible. Did this binding get reviewed?
>
No, it's part of this set ([PATCH 19/21] dt-bindings: msm/disp: Add bindings for
Snapdragon 845 DPU).
> > + reg = <0x0ae01000 0x8f000>,
> > + <0x0aeb0000 0x2008>;
> > + reg-names = "mdp_phys", "vbif_phys";
> > +
> > + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
> > + <&dispcc DISP_CC_MDSS_AXI_CLK>,
> > + <&dispcc DISP_CC_MDSS_MDP_CLK>,
> > + <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
> > + clock-names = "iface", "bus", "core", "vsync";
> > + clock-frequency = <0 0 300000000 19200000>;
>
> That's abusing clock-frequency which is generally 1 value. Use
> assigned-clock-rates instead.
>
Thanks, will change.
> > +
> > + interrupt-parent = <&mdss>;
> > + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
> > +
> > + ports {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + port at 0 {
> > + reg = <0>;
> > + dpu_intf1_out: endpoint {
> > + remote-endpoint = <&dsi0_in>;
> > + };
> > + };
> > +
> > + port at 1 {
> > + reg = <1>;
> > + dpu_intf2_out: endpoint {
> > + remote-endpoint = <&dsi1_in>;
> > + };
> > + };
> > + };
> > + };
> > +
> > + dsi0: dsi at ae94000 {
> > + compatible = "qcom,mdss-dsi-ctrl";
>
> Needs an SoC specific compatible.
>
Ok, will add.
> > + reg = <0xae94000 0x400>;
> > + reg-names = "dsi_ctrl";
> > +
> > + interrupt-parent = <&mdss>;
> > + interrupts = <4 0>;
> > +
> > + clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
> > + <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
> > + <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
> > + <&dispcc DISP_CC_MDSS_ESC0_CLK>,
> > + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> > + <&dispcc DISP_CC_MDSS_AXI_CLK>;
> > + clock-names = "byte_clk",
> > + "byte_intf_clk",
> > + "pixel_clk",
> > + "core_clk",
> > + "iface_clk",
> > + "bus_clk";
>
> Should have found this in binding review, but the "_clk" part is redundant.
>
This binding is already in mainline (Documentation/devicetree/bindings/display/msm/dsi.txt),
which is why _clk is here, but not above.
Sean
> > +
> > + phys = <&dsi0_phy>;
> > + phy-names = "dsi-phy";
> > +
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + ports {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + port at 0 {
> > + reg = <0>;
> > + dsi0_in: endpoint {
> > + remote-endpoint = <&dpu_intf1_out>;
> > + };
> > + };
> > +
> > + port at 1 {
> > + reg = <1>;
> > + dsi0_out: endpoint {
> > + };
> > + };
> > + };
> > + };
> > +
> > + dsi0_phy: dsi-phy at ae94400 {
> > + compatible = "qcom,dsi-phy-10nm";
> > + reg = <0xae94400 0x200>,
> > + <0xae94a00 0x1e0>,
> > + <0xae94600 0x280>;
> > + reg-names = "dsi_phy",
> > + "dsi_pll",
> > + "dsi_phy_lane";
> > +
> > + #clock-cells = <1>;
> > + #phy-cells = <0>;
> > +
> > + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>;
> > + clock-names = "iface_clk";
> > + };
> > +
> > + dsi1: dsi at ae96000 {
> > + compatible = "qcom,mdss-dsi-ctrl";
> > + reg = <0xae96000 0x400>;
> > + reg-names = "dsi_ctrl";
> > +
> > + interrupt-parent = <&mdss>;
> > + interrupts = <5 0>;
> > +
> > + clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK>,
> > + <&dispcc DISP_CC_MDSS_BYTE1_INTF_CLK>,
> > + <&dispcc DISP_CC_MDSS_PCLK1_CLK>,
> > + <&dispcc DISP_CC_MDSS_ESC1_CLK>,
> > + <&dispcc DISP_CC_MDSS_AHB_CLK>,
> > + <&dispcc DISP_CC_MDSS_AXI_CLK>;
> > + clock-names = "byte_clk",
> > + "byte_intf_clk",
> > + "pixel_clk",
> > + "core_clk",
> > + "iface_clk",
> > + "bus_clk";
> > +
> > + phys = <&dsi1_phy>;
> > + phy-names = "dsi-phy";
> > +
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + ports {
> > + #address-cells = <1>;
> > + #size-cells = <0>;
> > +
> > + port at 0 {
> > + reg = <0>;
> > + dsi1_in: endpoint {
> > + remote-endpoint = <&dpu_intf2_out>;
> > + };
> > + };
> > +
> > + port at 1 {
> > + reg = <1>;
> > + dsi1_out: endpoint {
> > + };
> > + };
> > + };
> > + };
> > +
> > + dsi1_phy: dsi-phy at ae96400 {
> > + compatible = "qcom,dsi-phy-10nm";
> > + reg = <0xae96400 0x200>,
> > + <0xae96a00 0x10e>,
> > + <0xae96600 0x280>;
> > + reg-names = "dsi_phy",
> > + "dsi_pll",
> > + "dsi_phy_lane";
> > +
> > + #clock-cells = <1>;
> > + #phy-cells = <0>;
> > +
> > + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>;
> > + clock-names = "iface_clk";
> > + };
> > + };
> > +
> > + dispcc: qcom,dispcc at af00000 {
> > + compatible = "qcom,sdm845-dispcc";
> > + reg = <0xaf00000 0x10000>;
> > + #clock-cells = <1>;
> > + #reset-cells = <1>;
> > + #power-domain-cells = <1>;
> > + };
> > +
> > spmi_bus: spmi at c440000 {
> > compatible = "qcom,spmi-pmic-arb";
> > reg = <0xc440000 0x1100>,
> > --
> > Sean Paul, Software Engineer, Google / Chromium OS
> >
--
Sean Paul, Software Engineer, Google / Chromium OS
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