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Message-ID: <f2885b05-e6e7-6576-a0de-6f930cfd539f@quicinc.com>
Date:   Tue, 6 Jun 2023 13:34:42 +0530
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Subject: Re: [PATCH v2 06/10] arm64: dts: qcom: Add SDX75 platform and IDP
 board support
Content-Language: en-US
To:     Konrad Dybcio <konrad.dybcio@linaro.org>, <agross@kernel.org>,
        <andersson@kernel.org>, <robh+dt@kernel.org>,
        <krzysztof.kozlowski+dt@linaro.org>, <conor+dt@kernel.org>,
        <rafael@kernel.org>, <viresh.kumar@linaro.org>,
        <tglx@linutronix.de>, <maz@kernel.org>, <will@kernel.org>,
        <robin.murphy@arm.com>, <joro@8bytes.org>, <mani@kernel.org>,
        <robimarko@gmail.com>
CC:     <linux-arm-msm@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <linux-pm@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>, <iommu@lists.linux.dev>
References: <1685982557-28326-1-git-send-email-quic_rohiagar@quicinc.com>
 <1685982557-28326-7-git-send-email-quic_rohiagar@quicinc.com>
 <fc579cdb-4594-bdc9-18f0-e16ab89e8eaf@linaro.org>
From:   Rohit Agarwal <quic_rohiagar@quicinc.com>
In-Reply-To: <fc579cdb-4594-bdc9-18f0-e16ab89e8eaf@linaro.org>
Content-Type: text/plain; charset="UTF-8"; format=flowed
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On 6/5/2023 11:45 PM, Konrad Dybcio wrote:
>
> On 5.06.2023 18:29, Rohit Agarwal wrote:
>> Add basic devicetree support for SDX75 platform and IDP board from
>> Qualcomm. The SDX75 platform features an ARM Cortex A55 CPU which forms
>> the Application Processor Sub System (APSS) along with standard Qualcomm
>> peripherals like GCC, TLMM, UART, QPIC, and BAM etc... Also, there
>> exists the networking parts such as IPA, MHI, PCIE-EP, EMAC, and Modem
>> etc..
>>
>> This commit adds basic devicetree support.
> You just said that in the first sentence! :P
Sorry :')
>
>> Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/Makefile      |   1 +
>>   arch/arm64/boot/dts/qcom/sdx75-idp.dts |  18 ++
>>   arch/arm64/boot/dts/qcom/sdx75.dtsi    | 533 +++++++++++++++++++++++++++++++++
>>   3 files changed, 552 insertions(+)
>>   create mode 100644 arch/arm64/boot/dts/qcom/sdx75-idp.dts
>>   create mode 100644 arch/arm64/boot/dts/qcom/sdx75.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>> index d42c595..4fd5a18 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -173,6 +173,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-xiaomi-polaris.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm845-shift-axolotl.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm850-lenovo-yoga-c630.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= sdm850-samsung-w737.dtb
>> +dtb-$(CONFIG_ARCH_QCOM)	+= sdx75-idp.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= sm4250-oneplus-billie2.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= sm6115p-lenovo-j606f.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)	+= sm6125-sony-xperia-seine-pdx201.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/sdx75-idp.dts b/arch/arm64/boot/dts/qcom/sdx75-idp.dts
>> new file mode 100644
>> index 0000000..1e08f25
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/sdx75-idp.dts
>> @@ -0,0 +1,18 @@
>> +// SPDX-License-Identifier: BSD-3-Clause
>> +/*
>> + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "sdx75.dtsi"
>> +
>> +/ {
>> +	model = "Qualcomm Technologies, Inc. SDX75 IDP";
>> +	compatible = "qcom,sdx75-idp", "qcom,sdx75";
>> +
> Stray newline
>
>> +};
>> +
>> +&tlmm {
>> +	gpio-reserved-ranges = <110 6>;
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/sdx75.dtsi b/arch/arm64/boot/dts/qcom/sdx75.dtsi
>> new file mode 100644
>> index 0000000..3d1646b
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/sdx75.dtsi
>> @@ -0,0 +1,533 @@
>> +// SPDX-License-Identifier: BSD-3-Clause
>> +/*
>> + * SDX75 SoC device tree source
>> + *
>> + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
>> + *
>> + */
>> +
>> +#include <dt-bindings/clock/qcom,rpmh.h>
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/soc/qcom,rpmh-rsc.h>
>> +
>> +/ {
>> +	#address-cells = <2>;
>> +	#size-cells = <2>;
>> +	interrupt-parent = <&intc>;
>> +
>> +	chosen: chosen { };
>> +
>> +	memory@80000000 {
> Please sort the top-level nodes alphabetically
>
>> +		device_type = "memory";
>> +		reg = <0 0x80000000 0 0>;
> Please use 0x0 for consistency
Sure, Will make everywhere this as 0x0
>
>> +	};
>> +
>> +	clocks { };
>> +
>> +	cpus {
>> +		#address-cells = <2>;
>> +		#size-cells = <0>;
>> +
>> +		CPU0: cpu@0 {
>> +			device_type = "cpu";
>> +			compatible = "arm,cortex-a55";
>> +			reg = <0x0 0x0>;
>> +			enable-method = "psci";
>> +			power-domains = <&CPU_PD0>;
>> +			power-domain-names = "psci";
>> +			next-level-cache = <&L2_0>;
> Missing newline before subnode
>
>> +			L2_0: l2-cache {
>> +				compatible = "cache";
>> +				next-level-cache = <&L3_0>;
>> +				L3_0: l3-cache {
>> +					compatible = "cache";
>> +				};
>> +			};
>> +		};
> [...]
>
>> +		CLUSTER_PD: power-domain-cpu-cluster0 {
>> +			#power-domain-cells = <0>;
>> +			domain-idle-states = <&CLUSTER_SLEEP_0 &CX_RET &CLUSTER_SLEEP_1>;
> Shouldn't CX_RET be the last one?
Here seems to an issue with the naming that I added. CLUSTER_SLEEP_1 
should actually be APPS_SLEEP
which is deeper than CX_RET.
So will update the names in the next.

Thanks for pointing out.
Rohit.
>
> Konrad
>> +		};
>> +	};
>> +
>> +	firmware {
>> +		scm: scm {
>> +			compatible = "qcom,scm-sdx75", "qcom,scm";
>> +		};
>> +	};
>> +
>> +	pmu {
>> +		compatible = "arm,armv8-pmuv3";
>> +		interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
>> +	};
>> +
>> +	reserved-memory {
>> +		#address-cells = <2>;
>> +		#size-cells = <2>;
>> +		ranges;
>> +
>> +		gunyah_hyp_mem: gunyah-hyp@80000000 {
>> +			reg = <0x0 0x80000000 0x0 0x800000>;
>> +			no-map;
>> +		};
>> +
>> +		hyp_elf_package_mem: hyp-elf-package@80800000 {
>> +			reg = <0x0 0x80800000 0x0 0x200000>;
>> +			no-map;
>> +		};
>> +
>> +		access_control_db_mem: access-control-db@81380000 {
>> +			reg = <0x0 0x81380000 0x0 0x80000>;
>> +			no-map;
>> +		};
>> +
>> +		qteetz_mem: qteetz@814e0000 {
>> +			reg = <0x0 0x814e0000 0x0 0x2a0000>;
>> +			no-map;
>> +		};
>> +
>> +		trusted_apps_mem: trusted-apps@81780000 {
>> +			reg = <0x0 0x81780000 0x0 0xa00000>;
>> +			no-map;
>> +		};
>> +
>> +		xbl_ramdump_mem: xbl-ramdump@87a00000 {
>> +			reg = <0x0 0x87a00000 0x0 0x1c0000>;
>> +			no-map;
>> +		};
>> +
>> +		cpucp_fw_mem: cpucp-fw@87c00000 {
>> +			reg = <0x0 0x87c00000 0x0 0x100000>;
>> +			no-map;
>> +		};
>> +
>> +		xbl_dtlog_mem: xbl-dtlog@87d00000 {
>> +			reg = <0x0 0x87d00000 0x0 0x40000>;
>> +			no-map;
>> +		};
>> +
>> +		xbl_sc_mem: xbl-sc@87d40000 {
>> +			reg = <0x0 0x87d40000 0x0 0x40000>;
>> +			no-map;
>> +		};
>> +
>> +		modem_efs_shared_mem: modem-efs-shared@87d80000 {
>> +			reg = <0x0 0x87d80000 0x0 0x10000>;
>> +			no-map;
>> +		};
>> +
>> +		aop_image_mem: aop-image@87e00000 {
>> +			reg = <0x0 0x87e00000 0x0 0x20000>;
>> +			no-map;
>> +		};
>> +
>> +		smem_mem: smem@87e20000 {
>> +			reg = <0x0 0x87e20000 0x0 0xc0000>;
>> +			no-map;
>> +		};
>> +
>> +		aop_cmd_db_mem: aop-cmd-db@87ee0000 {
>> +			compatible = "qcom,cmd-db";
>> +			reg = <0x0 0x87ee0000 0x0 0x20000>;
>> +			no-map;
>> +		};
>> +
>> +		aop_config_mem: aop-config@87f00000 {
>> +			reg = <0x0 0x87f00000 0x0 0x20000>;
>> +			no-map;
>> +		};
>> +
>> +		ipa_fw_mem: ipa-fw@87f20000 {
>> +			reg = <0x0 0x87f20000 0x0 0x10000>;
>> +			no-map;
>> +		};
>> +
>> +		secdata_mem: secdata@87f30000 {
>> +			reg = <0x0 0x87f30000 0x0 0x1000>;
>> +			no-map;
>> +		};
>> +
>> +		tme_crashdump_mem: tme-crashdump@87f31000 {
>> +			reg = <0x0 0x87f31000 0x0 0x40000>;
>> +			no-map;
>> +		};
>> +
>> +		tme_log_mem: tme-log@87f71000 {
>> +			reg = <0x0 0x87f71000 0x0 0x4000>;
>> +			no-map;
>> +		};
>> +
>> +		uefi_log_mem: uefi-log@87f75000 {
>> +			reg = <0x0 0x87f75000 0x0 0x10000>;
>> +			no-map;
>> +		};
>> +
>> +		qdss_mem: qdss@88800000 {
>> +			reg = <0x0 0x88800000 0x0 0x300000>;
>> +			no-map;
>> +		};
>> +
>> +		audio_heap_mem: audio-heap@88b00000 {
>> +			compatible = "shared-dma-pool";
>> +			reg = <0x0 0x88b00000 0x0 0x400000>;
>> +			no-map;
>> +		};
>> +
>> +		mpss_dsmharq_mem: mpss-dsmharq@88f00000 {
>> +			reg = <0x0 0x88f00000 0x0 0x5080000>;
>> +			no-map;
>> +		};
>> +
>> +		q6_mpss_dtb_mem: q6-mpss-dtb@8df80000 {
>> +			reg = <0x0 0x8df80000 0x0 0x80000>;
>> +			no-map;
>> +		};
>> +
>> +		mpssadsp_mem: mpssadsp@8e000000 {
>> +			reg = <0x0 0x8e000000 0x0 0xf400000>;
>> +			no-map;
>> +		};
>> +
>> +		gunyah_trace_buffer_mem: gunyah-trace-buffer@bdb00000 {
>> +			reg = <0x0 0xbdb00000 0x0 0x2000000>;
>> +			no-map;
>> +		};
>> +
>> +		smmu_debug_buf_mem: smmu-debug-buf@bfb00000 {
>> +			reg = <0x0 0xbfb00000 0x0 0x100000>;
>> +			no-map;
>> +		};
>> +
>> +		hyp_smmu_s2_pt_mem: hyp-smmu-s2-pt@bfc00000 {
>> +			reg = <0x0 0xbfc00000 0x0 0x400000>;
>> +			no-map;
>> +		};
>> +	};
>> +
>> +	smem: qcom,smem {
>> +		compatible = "qcom,smem";
>> +		memory-region = <&smem_mem>;
>> +		hwlocks = <&tcsr_mutex 3>;
>> +	};
>> +
>> +	soc: soc {
>> +		compatible = "simple-bus";
>> +		#address-cells = <2>;
>> +		#size-cells = <2>;
>> +		ranges = <0 0 0 0 0x10 0>;
>> +		dma-ranges = <0 0 0 0 0x10 0>;
>> +
>> +		tcsr_mutex: hwlock@1f40000 {
>> +			compatible = "qcom,tcsr-mutex";
>> +			reg = <0x0 0x01f40000 0x0 0x40000>;
>> +			#hwlock-cells = <1>;
>> +		};
>> +
>> +		pdc: interrupt-controller@b220000 {
>> +			compatible = "qcom,sdx75-pdc", "qcom,pdc";
>> +			reg = <0x0 0xb220000 0x0 0x30000>,
>> +			      <0x0 0x174000f0 0x0 0x64>;
>> +			qcom,pdc-ranges = <0 147 52>,
>> +					  <52 266 32>,
>> +					  <84 500 59>;
>> +			#interrupt-cells = <2>;
>> +			interrupt-parent = <&intc>;
>> +			interrupt-controller;
>> +		};
>> +
>> +		tlmm: pinctrl@f000000 {
>> +			compatible = "qcom,sdx75-tlmm";
>> +			reg = <0x0 0x0f000000 0x0 0x400000>;
>> +			interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
>> +			gpio-controller;
>> +			#gpio-cells = <2>;
>> +			gpio-ranges = <&tlmm 0 0 133>;
>> +			interrupt-controller;
>> +			#interrupt-cells = <2>;
>> +			wakeup-parent = <&pdc>;
>> +		};
>> +
>> +		apps_smmu: iommu@15000000 {
>> +			compatible = "qcom,sdx75-smmu-500", "arm,mmu-500";
>> +			reg = <0x0 0x15000000 0x0 0x40000>;
>> +			#iommu-cells = <2>;
>> +			#global-interrupts = <2>;
>> +			dma-coherent;
>> +			interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 109 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 298 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 299 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 300 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 301 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 302 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 303 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 304 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
>> +		};
>> +
>> +		intc: interrupt-controller@17200000 {
>> +			compatible = "arm,gic-v3";
>> +			#interrupt-cells = <3>;
>> +			interrupt-controller;
>> +			#redistributor-regions = <1>;
>> +			redistributor-stride = <0x0 0x20000>;
>> +			reg = <0x0 0x17200000 0x0 0x10000>,
>> +			      <0x0 0x17260000 0x0 0x80000>;
>> +			interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +		};
>> +
>> +		timer@17420000 {
>> +			compatible = "arm,armv7-timer-mem";
>> +			reg = <0x0 0x17420000 0x0 0x1000>;
>> +			#address-cells = <1>;
>> +			#size-cells = <1>;
>> +			ranges = <0 0 0 0x20000000>;
>> +
>> +			frame@17421000 {
>> +				reg = <0x17421000 0x1000>,
>> +				      <0x17422000 0x1000>;
>> +				frame-number = <0>;
>> +				interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
>> +					     <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
>> +			};
>> +
>> +			frame@17423000 {
>> +				reg = <0x17423000 0x1000>;
>> +				frame-number = <1>;
>> +				interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@17425000 {
>> +				reg = <0x17425000 0x1000>;
>> +				frame-number = <2>;
>> +				interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@17427000 {
>> +				reg = <0x17427000 0x1000>;
>> +				frame-number = <3>;
>> +				interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@17429000 {
>> +				reg = <0x17429000 0x1000>;
>> +				frame-number = <4>;
>> +				interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@1742b000 {
>> +				reg = <0x1742b000 0x1000>;
>> +				frame-number = <5>;
>> +				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +
>> +			frame@1742d000 {
>> +				reg = <0x1742d000 0x1000>;
>> +				frame-number = <6>;
>> +				interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>> +				status = "disabled";
>> +			};
>> +		};
>> +
>> +		apps_rsc: rsc@17a00000 {
>> +			label = "apps_rsc";
>> +			compatible = "qcom,rpmh-rsc";
>> +			reg = <0x0 0x17a00000 0x0 0x10000>,
>> +			      <0x0 0x17a10000 0x0 0x10000>,
>> +			      <0x0 0x17a20000 0x0 0x10000>;
>> +			reg-names = "drv-0", "drv-1", "drv-2";
>> +			interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
>> +				     <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
>> +
>> +			power-domains = <&CLUSTER_PD>;
>> +			qcom,tcs-offset = <0xd00>;
>> +			qcom,drv-id = <2>;
>> +			qcom,tcs-config = <ACTIVE_TCS    3>,
>> +					  <SLEEP_TCS     2>,
>> +					  <WAKE_TCS      2>,
>> +					  <CONTROL_TCS   0>;
>> +
>> +			apps_bcm_voter: bcm_voter {
>> +				compatible = "qcom,bcm-voter";
>> +			};
>> +		};
>> +	};
>> +
>> +	timer {
>> +		compatible = "arm,armv8-timer";
>> +		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
>> +			     <GIC_PPI 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
>> +	};
>> +};