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Commit 5399e55b authored by Sujeev Dias's avatar Sujeev Dias Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: add initial MHI devicetree node for Kona 



Add initial devicetree node to support MHI based devices
over PCIe on a Kona chipset.

CRs-Fixed: 2347210
Change-Id: I427c6d6d835a8cf6ad59f4914be2c2da37eb53f3
Signed-off-by: default avatarSujeev Dias <sdias@codeaurora.org>
parent 37870b79

arch/arm64/boot/dts/qcom/kona-mhi.dtsi

0 → 100644
+413 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2018, The Linux Foundation. All rights reserved.

 */



&pcie2_rp {

	#address-cells = <5>;

	#size-cells = <0>;



	mhi_0: qcom,mhi@0 {

		reg = <0 0 0 0 0 >;



		/* controller specific configuration */

		qcom,smmu-cfg = <0x1d>;

		qcom,addr-win = <0x0 0x20000000 0x0 0x3fffffff>;

		qcom,iommu-dma = "disabled";



		esoc-names = "mdm";

		esoc-0 = <&mdm0>;



		/* mhi bus specific settings */

		mhi,max-channels = <106>;

		mhi,timeout = <2000>;



		mhi_channels: mhi_channels {

			#address-cells = <1>;

			#size-cells = <0>;



			mhi_chan@0 {

				reg = <0>;

				label = "LOOPBACK";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@1 {

				reg = <1>;

				label = "LOOPBACK";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@2 {

				reg = <2>;

				label = "SAHARA";

				mhi,num-elements = <128>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x2>;

			};



			mhi_chan@3 {

				reg = <3>;

				label = "SAHARA";

				mhi,num-elements = <128>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x2>;

			};



			mhi_chan@4 {

				reg = <4>;

				label = "DIAG";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@5 {

				reg = <5>;

				label = "DIAG";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@8 {

				reg = <8>;

				label = "QDSS";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@9 {

				reg = <9>;

				label = "QDSS";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@10 {

				reg = <10>;

				label = "EFS";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@11 {

				reg = <11>;

				label = "EFS";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@14 {

				reg = <14>;

				label = "QMI0";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@15 {

				reg = <15>;

				label = "QMI0";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@16 {

				reg = <16>;

				label = "QMI1";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@17 {

				reg = <17>;

				label = "QMI1";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@18 {

				reg = <18>;

				label = "IP_CTRL";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@19 {

				reg = <19>;

				label = "IP_CTRL";

				mhi,num-elements = <64>;

				mhi,event-ring = <1>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

				mhi,auto-queue;

			};



			mhi_chan@20 {

				reg = <20>;

				label = "IPCR";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <1>;

				mhi,data-type = <1>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

				mhi,auto-start;

			};



			mhi_chan@21 {

				reg = <21>;

				label = "IPCR";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

				mhi,auto-queue;

				mhi,auto-start;

			};



			mhi_chan@22 {

				reg = <22>;

				label = "TF";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@23 {

				reg = <23>;

				label = "TF";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@25 {

				reg = <25>;

				label = "BL";

				mhi,num-elements = <64>;

				mhi,event-ring = <2>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x2>;

				mhi,auto-queue;

				mhi,auto-start;

			};



			mhi_chan@26 {

				reg = <26>;

				label = "DCI";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@27 {

				reg = <27>;

				label = "DCI";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@32 {

				reg = <32>;

				label = "DUN";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <1>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@33 {

				reg = <33>;

				label = "DUN";

				mhi,num-elements = <64>;

				mhi,event-ring = <3>;

				mhi,chan-dir = <2>;

				mhi,data-type = <0>;

				mhi,doorbell-mode = <2>;

				mhi,ee = <0x4>;

			};



			mhi_chan@100 {

				reg = <100>;

				label = "IP_HW0";

				mhi,num-elements = <512>;

				mhi,event-ring = <4>;

				mhi,chan-dir = <1>;

				mhi,data-type = <1>;

				mhi,doorbell-mode = <3>;

				mhi,ee = <0x4>;

				mhi,db-mode-switch;

			};



			mhi_chan@101 {

				reg = <101>;

				label = "IP_HW0";

				mhi,num-elements = <512>;

				mhi,event-ring = <5>;

				mhi,chan-dir = <2>;

				mhi,data-type = <1>;

				mhi,doorbell-mode = <3>;

				mhi,ee = <0x4>;

			};

		};



		mhi_events: mhi_events {

			#address-cells = <1>;

			#size-cells = <0>;



			mhi_event@0 {

				reg = <0>;

				mhi,num-elements = <32>;

				mhi,intmod = <1>;

				mhi,msi = <1>;

				mhi,priority = <1>;

				mhi,brstmode = <2>;

				mhi,data-type = <1>;

			};



			mhi_event@1 {

				mhi,num-elements = <256>;

				mhi,intmod = <1>;

				mhi,msi = <2>;

				mhi,priority = <1>;

				mhi,brstmode = <2>;

			};



			mhi_event@2 {

				mhi,num-elements = <256>;

				mhi,intmod = <1>;

				mhi,msi = <3>;

				mhi,priority = <1>;

				mhi,brstmode = <2>;

			};



			mhi_event@3 {

				mhi,num-elements = <256>;

				mhi,intmod = <1>;

				mhi,msi = <4>;

				mhi,priority = <1>;

				mhi,brstmode = <2>;

			};



			mhi_event@4 {

				mhi,num-elements = <1024>;

				mhi,intmod = <5>;

				mhi,msi = <5>;

				mhi,chan = <100>;

				mhi,priority = <1>;

				mhi,brstmode = <3>;

				mhi,hw-ev;

			};



			mhi_event@5 {

				mhi,num-elements = <1024>;

				mhi,intmod = <5>;

				mhi,msi = <6>;

				mhi,chan = <101>;

				mhi,priority = <1>;

				mhi,brstmode = <3>;

				mhi,hw-ev;

				mhi,client-manage;

			};

		};



		mhi_devices: mhi_devices {

			#address-cells = <1>;

			#size-cells = <0>;



			mhi_netdev_0: mhi_rmnet@0 {

				reg = <0x0>;

				mhi,chan = "IP_HW0";

				mhi,interface-name = "rmnet_mhi";

				mhi,mru = <0x4000>;

			};



			mhi_netdev_1: mhi_rmnet@1 {

				reg = <0x1>;

				mhi,chan = "IP_HW_ADPL";

				mhi,interface-name = "rmnet_mhi";

				mhi,mru = <0x4000>;

			};

		};

	};

};

arch/arm64/boot/dts/qcom/kona-rumi.dtsi

+10 −0
Original line number Diff line number Diff line
@@ -117,3 +117,13 @@ 
		asoc-codec-names = "msm-stub-codec.1";

	};

};



&mhi_0 {

	mhi,timeout = <10000>;



	mhi_channels {

		mhi_chan@25 {

			status = "disabled";

		};

	};

};

arch/arm64/boot/dts/qcom/kona.dtsi

+1 −0
Original line number Diff line number Diff line
@@ -1595,6 +1595,7 @@ 
#include "kona-bus.dtsi"

#include "kona-ion.dtsi"

#include "kona-pcie.dtsi"

#include "kona-mhi.dtsi"

#include "msm-arm-smmu-kona.dtsi"

#include "kona-pinctrl.dtsi"

#include "kona-smp2p.dtsi"