Re: [PATCH 01/19] arm64: dts: qcom: Add base QDU1000/QRU1000 DTSIs

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On 10/1/2022 12:22 AM, Dmitry Baryshkov wrote:
> On Sat, 1 Oct 2022 at 06:09, Melody Olvera <quic_molvera@xxxxxxxxxxx> wrote:
>> Add the base DTSI files for QDU1000 and QRU1000 SoCs, including base
>> descriptions of CPUs, GCC, RPMHCC, UART, and interrupt-controller to
>> boot to shell with console on these SoCs.
>>
>> Signed-off-by: Melody Olvera <quic_molvera@xxxxxxxxxxx>
>> ---
>>  arch/arm64/boot/dts/qcom/qdru1000.dtsi | 370 +++++++++++++++++++++++++
>>  arch/arm64/boot/dts/qcom/qdu1000.dtsi  |  10 +
>>  arch/arm64/boot/dts/qcom/qru1000.dtsi  |  10 +
>>  3 files changed, 390 insertions(+)
>>  create mode 100644 arch/arm64/boot/dts/qcom/qdru1000.dtsi
>>  create mode 100644 arch/arm64/boot/dts/qcom/qdu1000.dtsi
>>  create mode 100644 arch/arm64/boot/dts/qcom/qru1000.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qdru1000.dtsi b/arch/arm64/boot/dts/qcom/qdru1000.dtsi
>> new file mode 100644
>> index 000000000000..3610f94bef35
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/qdru1000.dtsi
>> @@ -0,0 +1,370 @@
>> +// SPDX-License-Identifier: BSD-3-Clause-Clear
>> +/*
>> + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/clock/qcom,gcc-qdru1000.h>
>> +#include <dt-bindings/clock/qcom,rpmh.h>
>> +#include <dt-bindings/soc/qcom,rpmh-rsc.h>
>> +
>> +/ {
>> +       interrupt-parent = <&intc>;
>> +
>> +       #address-cells = <2>;
>> +       #size-cells = <2>;
>> +
>> +       chosen: chosen { };
>> +
>> +
>> +       clocks {
>> +               xo_board: xo_board {
> No underscores in node names. Use dash instead. Nobody should be
> binding these clocks via the system name, so it should not matter.
Got it.
>
>> +                       compatible = "fixed-clock";
>> +                       clock-frequency = <19200000>;
>> +                       clock-output-names = "xo_board";
>> +                       #clock-cells = <0>;
>> +               };
>> +
>> +               sleep_clk: sleep_clk {
>> +                       compatible = "fixed-clock";
>> +                       clock-frequency = <32000>;
>> +                       #clock-cells = <0>;
>> +               };
>> +       };
>> +
>> +       cpus {
>> +               #address-cells = <2>;
>> +               #size-cells = <0>;
>> +
>> +               CPU0: cpu@0 {
>> +                       device_type = "cpu";
>> +                       compatible = "arm,cortex-a55";
>> +                       reg = <0x0 0x0>;
>> +                       enable-method = "psci";
>> +                       power-domain-names = "psci";
>> +                       power-domains = <&CPU_PD0>;
>> +                       next-level-cache = <&L2_0>;
>> +                       L2_0: l2-cache {
>> +                             compatible = "cache";
>> +                             next-level-cache = <&L3_0>;
>> +                               L3_0: l3-cache {
>> +                                       compatible = "cache";
>> +                               };
>> +                       };
>> +               };
>> +
>> +               CPU1: cpu@100 {
>> +                       device_type = "cpu";
>> +                       compatible = "arm,cortex-a55";
>> +                       reg = <0x0 0x100>;
>> +                       enable-method = "psci";
>> +                       power-domains = <&CPU_PD1>;
>> +                       power-domain-names = "psci";
>> +                       next-level-cache = <&L2_100>;
>> +                       L2_100: l2-cache {
>> +                             compatible = "cache";
>> +                             next-level-cache = <&L3_0>;
>> +                       };
>> +
>> +               };
>> +
>> +               CPU2: cpu@200 {
>> +                       device_type = "cpu";
>> +                       compatible = "arm,cortex-a55";
>> +                       reg = <0x0 0x200>;
>> +                       enable-method = "psci";
>> +                       power-domains = <&CPU_PD2>;
>> +                       power-domain-names = "psci";
>> +                       next-level-cache = <&L2_200>;
>> +                       L2_200: l2-cache {
>> +                             compatible = "cache";
>> +                             next-level-cache = <&L3_0>;
>> +                       };
>> +               };
>> +
>> +               CPU3: cpu@300 {
>> +                       device_type = "cpu";
>> +                       compatible = "arm,cortex-a55";
>> +                       reg = <0x0 0x300>;
>> +                       enable-method = "psci";
>> +                       power-domains = <&CPU_PD3>;
>> +                       power-domain-names = "psci";
>> +                       next-level-cache = <&L2_300>;
>> +                       L2_300: l2-cache {
>> +                             compatible = "cache";
>> +                             next-level-cache = <&L3_0>;
>> +                       };
>> +
>> +               };
>> +
>> +               cpu-map {
>> +                       cluster0 {
>> +                               core0 {
>> +                                       cpu = <&CPU0>;
>> +                               };
>> +
>> +                               core1 {
>> +                                       cpu = <&CPU1>;
>> +                               };
>> +
>> +                               core2 {
>> +                                       cpu = <&CPU2>;
>> +                               };
>> +
>> +                               core3 {
>> +                                       cpu = <&CPU3>;
>> +                               };
>> +                       };
>> +               };
>> +       };
>> +
>> +       idle-states {
>> +               entry-method = "psci";
>> +
>> +               SILVER_OFF: silver-c4 {  /* C4 */
> If this is silver, where is gold?
> With the lack of gold/silver distinction, it might be better to just
> use CPU/cpu here instead of silver.
Sure thing.
>
>> +                       compatible = "arm,idle-state";
>> +                       idle-state-name = "rail-pc";
>> +                       entry-latency-us = <274>;
>> +                       exit-latency-us = <480>;
>> +                       min-residency-us = <3934>;
>> +                       arm,psci-suspend-param = <0x40000004>;
>> +                       local-timer-stop;
>> +               };
>> +
>> +               CLUSTER_PWR_DN: cluster-d4 { /* D4 */
> domain idle states go to separate domain-idle-states node.
>
>> +                       compatible = "domain-idle-state";
>> +                       idle-state-name = "l3-off";
>> +                       entry-latency-us = <584>;
>> +                       exit-latency-us = <2332>;
>> +                       min-residency-us = <6118>;
>> +                       arm,psci-suspend-param = <0x41000044>;
>> +               };
>> +
>> +               APSS_OFF: cluster-e3 { /* E3 */
>> +                       compatible = "domain-idle-state";
>> +                       idle-state-name = "llcc-off";
>> +                       entry-latency-us = <2893>;
>> +                       exit-latency-us = <4023>;
>> +                       min-residency-us = <9987>;
>> +                       arm,psci-suspend-param = <0x41003344>;
>> +               };
>> +       };
>> +
>> +       firmware {
>> +               qcom_scm {
>> +                       compatible = "qcom,scm-qdu100", "qcom.scm-qru1000", "qcom,scm";
>> +                       #reset-cells = <1>;
>> +               };
>> +       };
>> +
>> +       memory@80000000 {
>> +               device_type = "memory";
>> +               /* We expect the bootloader to fill in the size */
>> +               reg = <0x0 0x80000000 0x0 0x0>;
>> +       };
>> +
>> +       pmu {
>> +               compatible = "arm,armv8-pmuv3";
>> +               interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
>> +       };
>> +
>> +       psci {
>> +               compatible = "arm,psci-1.0";
>> +               method = "smc";
>> +
>> +               CPU_PD0: cpu-pd0 {
>> +                       #power-domain-cells = <0>;
>> +                       power-domains = <&CLUSTER_PD>;
>> +                       domain-idle-states = <&SILVER_OFF>;
>> +               };
>> +
>> +               CPU_PD1: cpu-pd1 {
>> +                       #power-domain-cells = <0>;
>> +                       power-domains = <&CLUSTER_PD>;
>> +                       domain-idle-states = <&SILVER_OFF>;
>> +               };
>> +
>> +               CPU_PD2: cpu-pd2 {
>> +                       #power-domain-cells = <0>;
>> +                       power-domains = <&CLUSTER_PD>;
>> +                       domain-idle-states = <&SILVER_OFF>;
>> +               };
>> +
>> +               CPU_PD3: cpu-pd3 {
>> +                       #power-domain-cells = <0>;
>> +                       power-domains = <&CLUSTER_PD>;
>> +                       domain-idle-states = <&SILVER_OFF>;
>> +               };
>> +
>> +               CLUSTER_PD: cluster-pd {
>> +                       #power-domain-cells = <0>;
>> +                       domain-idle-states = <&CLUSTER_PWR_DN &APSS_OFF>;
>> +               };
>> +       };
>> +
>> +       soc: soc@0 {
>> +               #address-cells = <2>;
>> +               #size-cells = <2>;
>> +               ranges = <0 0 0 0 0x10 0>;
>> +               dma-ranges = <0 0 0 0 0x10 0>;
>> +               compatible = "simple-bus";
>> +
>> +               gcc: clock-controller@80000 {
>> +                       compatible = "qcom,gcc-qdu1000", "qcom,gcc-qru1000", "syscon";
>> +                       reg = <0x0 0x80000 0x0 0x1f4200>;
>> +                       #clock-cells = <1>;
>> +                       #reset-cells = <1>;
>> +                       #power-domain-cells = <1>;
>> +                       clocks = <&rpmhcc RPMH_CXO_CLK>, <&sleep_clk>;
>> +                       clock-names = "bi_tcxo", "sleep_clk";
>> +               };
>> +
>> +               qupv3_id_0: geniqup@9c0000 {
>> +                       compatible = "qcom,geni-se-qup";
>> +                       reg = <0x0 0x9c0000 0x0 0x2000>;
>> +                       clock-names = "m-ahb", "s-ahb";
>> +                       clocks = <&gcc GCC_QUPV3_WRAP_0_M_AHB_CLK>,
>> +                               <&gcc GCC_QUPV3_WRAP_0_S_AHB_CLK>;
>> +                       #address-cells = <2>;
>> +                       #size-cells = <2>;
>> +                       ranges;
>> +                       status = "disabled";
>> +
>> +                       uart7: serial@99c000 {
>> +                               compatible = "qcom,geni-debug-uart";
>> +                               reg = <0x0 0x99c000 0x0 0x4000>;
>> +                               clock-names = "se";
>> +                               clocks = <&gcc GCC_QUPV3_WRAP0_S7_CLK>;
>> +                               interrupts = <GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>;
>> +                               #address-cells = <1>;
>> +                               #size-cells = <0>;
>> +                               status = "disabled";
>> +                       };
>> +               };
>> +
>> +               tcsr_mutex: hwlock@1f40000 {
>> +                       compatible = "qcom,tcsr-mutex";
>> +                       reg = <0x0 0x1f40000 0x0 0x20000>;
>> +                       #hwlock-cells = <1>;
>> +               };
>> +
>> +               pdc: interrupt-controller@b220000 {
>> +                       compatible = "qcom,pdc";
>> +                       reg = <0x0 0xb220000 0x0 0x30000>, <0x0 0x174000f0 0x0 0x64>;
>> +                       reg-names = "pdc-interrupt-base", "apss-shared-spi-cfg";
>> +                       qcom,pdc-ranges = <0 480 12>, <14 494 24>, <40 520 54>,
>> +                                         <94 609 31>, <125 63 1>;
>> +                       #interrupt-cells = <2>;
>> +                       interrupt-parent = <&intc>;
>> +                       interrupt-controller;
>> +               };
> Sort the devices according to the address please.
Will do.
>
>> +
>> +               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>,     /* GICD */
>> +                             <0x0 0x17260000 0x0 0x80000>;     /* GICR * 4 */
>> +                       interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_LOW>;
>> +               };
>> +
>> +               timer@17420000 {
>> +                       compatible = "arm,armv7-timer-mem";
>> +                       #address-cells = <2>;
>> +                       #size-cells = <2>;
>> +                       ranges;
>> +                       reg = <0x0 0x17420000 0x0 0x1000>;
>> +                       clock-frequency = <19200000>;
>> +
>> +                       frame@17421000 {
>> +                               frame-number = <0>;
>> +                               interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
>> +                                            <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x17421000 0x0 0x1000>,
>> +                                     <0x0 0x17422000 0x0 0x1000>;
>> +                       };
>> +
>> +                       frame@17423000 {
>> +                               frame-number = <1>;
>> +                               interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x17423000 0x0 0x1000>;
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       frame@17425000 {
>> +                               frame-number = <2>;
>> +                               interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x17425000 0x0 0x1000>,
>> +                                     <0x0 0x17426000 0x0 0x1000>;
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       frame@17427000 {
>> +                               frame-number = <3>;
>> +                               interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x17427000 0x0 0x1000>;
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       frame@17429000 {
>> +                               frame-number = <4>;
>> +                               interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x17429000 0x0 0x1000>;
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       frame@1742b000 {
>> +                               frame-number = <5>;
>> +                               interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x1742b000 0x0 0x1000>;
>> +                               status = "disabled";
>> +                       };
>> +
>> +                       frame@1742d000 {
>> +                               frame-number = <6>;
>> +                               interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>> +                               reg = <0x0 0x1742d000 0x0 0x1000>;
>> +                               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 5 IRQ_TYPE_LEVEL_HIGH>,
>> +                                    <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
>> +                       qcom,tcs-offset = <0xd00>;
>> +                       qcom,drv-id = <2>;
>> +                       qcom,tcs-config = <ACTIVE_TCS    2>, <SLEEP_TCS     3>,
>> +                                         <WAKE_TCS      3>, <CONTROL_TCS   0>;
>> +
>> +                       apps_bcm_voter: bcm_voter {
>> +                               compatible = "qcom,bcm-voter";
>> +                       };
>> +
>> +                       rpmhcc: clock-controller {
>> +                               compatible = "qcom,qdu1000-rpmh-clk", "qcom,qru1000-rpmh-clk";
>> +                               #clock-cells = <1>;
>> +                               clock-names = "xo";
>> +                               clocks = <&xo_board>;
>> +                       };
>> +               };
>> +
>> +               arch_timer: 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 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
>> +                                    <GIC_PPI 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
>> +                       clock-frequency = <19200000>;
>> +               };
>> +       };
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
>> new file mode 100644
>> index 000000000000..ba195e7ffc38
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
>> @@ -0,0 +1,10 @@
>> +// SPDX-License-Identifier: BSD-3-Clause-Clear
>> +/*
>> + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include "qdru1000.dtsi"
>> +
>> +/ {
>> +       qcom,msm-id = <545 0x10000>, <587 0x10000>;
> Ugh. If this is the only difference between chips, I'd suggest merging
> qdru1000 in one of the includes and then overriding msm-id in the
> second one.
Yeah per our other conversation, I'll be merging qdru and qdu into one dtsi file then overriding any
differences in the qru dtsi. Also, will be removing msm-id since it's not accepted upstream anyways.
>
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/qru1000.dtsi b/arch/arm64/boot/dts/qcom/qru1000.dtsi
>> new file mode 100644
>> index 000000000000..1639a4b3c1fb
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/qru1000.dtsi
>> @@ -0,0 +1,10 @@
>> +// SPDX-License-Identifier: BSD-3-Clause-Clear
>> +/*
>> + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
>> + */
>> +
>> +#include "qdru1000.dtsi"
>> +
>> +/ {
>> +       qcom,msm-id = <539 0x10000>, <588 0x10000>, <589 0x10000>, <590 0x10000>;
>> +};
>> --
>> 2.37.3
>>
>
Thanks,
Melody



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