MSM Display controller includes RSC (Resource Coordinator) HW block which can control DPU power resources without DPU driver intervention. Removing DPU RSC device/driver support till the RSC dependencies make their way upstream.
Signed-off-by: Rajesh Yadav ryadav@codeaurora.org --- .../devicetree/bindings/display/msm/dpu-rsc.txt | 96 ---------------------- 1 file changed, 96 deletions(-) delete mode 100644 Documentation/devicetree/bindings/display/msm/dpu-rsc.txt
diff --git a/Documentation/devicetree/bindings/display/msm/dpu-rsc.txt b/Documentation/devicetree/bindings/display/msm/dpu-rsc.txt deleted file mode 100644 index f5fbcda..0000000 --- a/Documentation/devicetree/bindings/display/msm/dpu-rsc.txt +++ /dev/null @@ -1,96 +0,0 @@ -Qualcomm Technologies, Inc. DPU RSC - -Snapdragon Display Engine implements display rsc to driver -display core to different modes for power saving - -Required properties -- compatible: Must be "qcom,dpu-rsc" -- reg: Offset and length of the register set for - the device. -- reg-names: Names to refer to register sets related - to this device - -Optional properties: -- clocks: List of phandles for clock device nodes - needed by the device. -- clock-names: List of clock names needed by the device. -- vdd-supply: phandle for vdd regulator device node. -- qcom,dpu-rsc-version: U32 property represents the rsc version. It helps to - select correct sequence for dpu rsc based on version. -- qcom,dpu-dram-channels: U32 property represents the number of channels in the - Bus memory controller. -- qcom,dpu-num-nrt-paths: U32 property represents the number of non-realtime - paths in each Bus Scaling Usecase. This value depends on - number of AXI ports that are dedicated to non-realtime VBIF - for particular chipset. - These paths must be defined after rt-paths in - "qcom,msm-bus,vectors-KBps" vector request. - -Bus Scaling Subnodes: -- qcom,dpu-data-bus: Property to provide Bus scaling for data bus access for - dpu blocks. -- qcom,dpu-llcc-bus: Property to provide Bus scaling for data bus access for - mnoc to llcc. -- qcom,dpu-ebi-bus: Property to provide Bus scaling for data bus access for - llcc to ebi. - -Bus Scaling Data: -- qcom,msm-bus,name: String property describing client name. -- qcom,msm-bus,active-only: Boolean context flag for requests in active or - dual (active & sleep) contex -- qcom,msm-bus,num-cases: This is the number of Bus Scaling use cases - defined in the vectors property. -- qcom,msm-bus,num-paths: This represents the number of paths in each - Bus Scaling Usecase. -- qcom,msm-bus,vectors-KBps: * A series of 4 cell properties, with a format - of (src, dst, ab, ib) which is defined at - Documentation/devicetree/bindings/arm/msm/msm_bus.txt - * Current values of src & dst are defined at - include/linux/msm-bus-board.h -Example: - dpu_rscc { - cell-index = <0>; - compatible = "qcom,dpu-rsc"; - reg = <0xaf20000 0x1c44>, - <0xaf30000 0x3fd4>; - reg-names = "drv", "wrapper"; - clocks = <&clock_mmss clk_mdss_ahb_clk>, - <&clock_mmss clk_mdss_axi_clk>; - clock-names = "iface_clk", "bus_clk"; - vdd-supply = <&gdsc_mdss>; - - qcom,dpu-rsc-version = <1>; - qcom,dpu-dram-channels = <2>; - qcom,dpu-num-nrt-paths = <1>; - - qcom,dpu-data-bus { - qcom,msm-bus,name = "dpu_rsc"; - qcom,msm-bus,active-only; - qcom,msm-bus,num-cases = <3>; - qcom,msm-bus,num-paths = <2>; - qcom,msm-bus,vectors-KBps = - <22 512 0 0>, <23 512 0 0>, - <22 512 0 6400000>, <23 512 0 6400000>, - <22 512 0 6400000>, <23 512 0 6400000>; - }; - qcom,dpu-llcc-bus { - qcom,msm-bus,name = "dpu_rsc_llcc"; - qcom,msm-bus,active-only; - qcom,msm-bus,num-cases = <3>; - qcom,msm-bus,num-paths = <1>; - qcom,msm-bus,vectors-KBps = - <20001 20513 0 0>, - <20001 20513 0 6400000>, - <20001 20513 0 6400000>; - }; - qcom,dpu-ebi-bus { - qcom,msm-bus,name = "dpu_rsc_ebi"; - qcom,msm-bus,active-only; - qcom,msm-bus,num-cases = <3>; - qcom,msm-bus,num-paths = <1>; - qcom,msm-bus,vectors-KBps = - <20000 20512 0 0>, - <20000 20512 0 6400000>, - <20000 20512 0 6400000>; - }; - };