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Message-ID: <0b83590c-b519-63af-1246-18dab25e31b3@quicinc.com>
Date:   Mon, 6 Feb 2023 16:16:58 +0530
From:   Devi Priya <quic_devipriy@...cinc.com>
To:     Kathiravan T <quic_kathirav@...cinc.com>, <agross@...nel.org>,
        <andersson@...nel.org>, <konrad.dybcio@...aro.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski+dt@...aro.org>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <linus.walleij@...aro.org>, <catalin.marinas@....com>,
        <will@...nel.org>, <p.zabel@...gutronix.de>, <shawnguo@...nel.org>,
        <arnd@...db.de>, <marcel.ziswiler@...adex.com>,
        <dmitry.baryshkov@...aro.org>, <nfraprado@...labora.com>,
        <broonie@...nel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-clk@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     <quic_srichara@...cinc.com>, <quic_gokulsri@...cinc.com>,
        <quic_sjaganat@...cinc.com>, <quic_arajkuma@...cinc.com>,
        <quic_anusha@...cinc.com>, <quic_poovendh@...cinc.com>
Subject: Re: [PATCH V6 6/7] arm64: dts: qcom: Add ipq9574 SoC and AL02 board
 support



On 2/3/2023 11:23 AM, Kathiravan T wrote:
> 
> On 2/2/2023 8:36 PM, Devi Priya wrote:
>> Add initial device tree support for Qualcomm IPQ9574 SoC and AL02 board
>>
>> Co-developed-by: Anusha Rao <quic_anusha@...cinc.com>
>> Signed-off-by: Anusha Rao <quic_anusha@...cinc.com>
>> Co-developed-by: Poovendhan Selvaraj <quic_poovendh@...cinc.com>
>> Signed-off-by: Poovendhan Selvaraj <quic_poovendh@...cinc.com>
>> Signed-off-by: Devi Priya <quic_devipriy@...cinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/Makefile            |   1 +
>>   arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts |  84 ++++++
>>   arch/arm64/boot/dts/qcom/ipq9574.dtsi        | 278 +++++++++++++++++++
>>   3 files changed, 363 insertions(+)
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq9574.dtsi
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile 
>> b/arch/arm64/boot/dts/qcom/Makefile
>> index 557d77d48dc8..562952c76f7a 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -7,6 +7,7 @@ dtb-$(CONFIG_ARCH_QCOM)    += ipq6018-cp01-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk01.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk10-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk10-c2.dtb
>> +dtb-$(CONFIG_ARCH_QCOM) += ipq9574-al02-c7.dtb
> 
> 
> Please use tab.
> 
Sure, okay
> 
>>   dtb-$(CONFIG_ARCH_QCOM)    += msm8916-acer-a1-724.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += msm8916-alcatel-idol347.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += msm8916-asus-z00l.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts 
>> b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>> new file mode 100644
>> index 000000000000..2c8430197ec0
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574-al02-c7.dts
>> @@ -0,0 +1,84 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
>> +/*
>> + * IPQ9574 AL02-C7 board device tree source
>> + *
>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>> + * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights 
>> reserved.
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "ipq9574.dtsi"
>> +
>> +/ {
>> +    model = "Qualcomm Technologies, Inc. IPQ9574/AP-AL02-C7";
>> +    compatible = "qcom,ipq9574-ap-al02-c7", "qcom,ipq9574";
>> +
>> +    aliases {
>> +        serial0 = &blsp1_uart2;
>> +    };
>> +
>> +    chosen {
>> +        stdout-path = "serial0:115200n8";
>> +    };
>> +};
>> +
>> +&blsp1_uart2 {
>> +    pinctrl-0 = <&uart2_pins>;
>> +    pinctrl-names = "default";
>> +    status = "okay";
>> +};
>> +
>> +&sdhc_1 {
>> +    pinctrl-0 = <&sdc_default_state>;
>> +    pinctrl-names = "default";
>> +    mmc-ddr-1_8v;
>> +    mmc-hs200-1_8v;
>> +    mmc-hs400-1_8v;
>> +    mmc-hs400-enhanced-strobe;
>> +    max-frequency = <384000000>;
>> +    bus-width = <8>;
>> +    status = "okay";
>> +};
>> +
>> +&sleep_clk {
>> +    clock-frequency = <32000>;
>> +};
>> +
>> +&tlmm {
>> +    sdc_default_state: sdc-default-state {
>> +        clk-pins {
>> +            pins = "gpio5";
>> +            function = "sdc_clk";
>> +            drive-strength = <8>;
>> +            bias-disable;
>> +        };
>> +
>> +        cmd-pins {
>> +            pins = "gpio4";
>> +            function = "sdc_cmd";
>> +            drive-strength = <8>;
>> +            bias-pull-up;
>> +        };
>> +
>> +        data-pins {
>> +            pins = "gpio0", "gpio1", "gpio2",
>> +                   "gpio3", "gpio6", "gpio7",
>> +                   "gpio8", "gpio9";
>> +            function = "sdc_data";
>> +            drive-strength = <8>;
>> +            bias-pull-up;
>> +        };
>> +
>> +        rclk-pins {
>> +            pins = "gpio10";
>> +            function = "sdc_rclk";
>> +            drive-strength = <8>;
>> +            bias-pull-down;
>> +        };
>> +    };
>> +};
>> +
>> +&xo_board_clk {
>> +    clock-frequency = <24000000>;
>> +};
>> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi 
>> b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> new file mode 100644
>> index 000000000000..2b86ba17bb32
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
>> @@ -0,0 +1,278 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
>> +/*
>> + * IPQ9574 SoC device tree source
>> + *
>> + * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved.
>> + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights 
>> reserved.
>> + */
>> +
>> +#include <dt-bindings/interrupt-controller/arm-gic.h>
>> +#include <dt-bindings/clock/qcom,ipq9574-gcc.h>
>> +#include <dt-bindings/reset/qcom,ipq9574-gcc.h>
>> +
>> +/ {
>> +    interrupt-parent = <&intc>;
>> +    #address-cells = <2>;
>> +    #size-cells = <2>;
>> +
>> +    clocks {
>> +        bias_pll_ubi_nc_clk: bias-pll-ubi-nc-clk {
>> +            compatible = "fixed-clock";
>> +            clock-frequency = <353000000>;
>> +            #clock-cells = <0>;
>> +        };
>> +
>> +        sleep_clk: sleep-clk {
>> +            compatible = "fixed-clock";
>> +            #clock-cells = <0>;
>> +        };
>> +
>> +        xo_board_clk: xo-board-clk {
>> +            compatible = "fixed-clock";
>> +            #clock-cells = <0>;
>> +        };
>> +    };
>> +
>> +    cpus {
>> +        #address-cells = <1>;
>> +        #size-cells = <0>;
>> +
>> +        CPU0: cpu@0 {
>> +            device_type = "cpu";
>> +            compatible = "arm,cortex-a73";
>> +            reg = <0x0>;
>> +            enable-method = "psci";
>> +            next-level-cache = <&L2_0>;
>> +        };
>> +
>> +        CPU1: cpu@1 {
>> +            device_type = "cpu";
>> +            compatible = "arm,cortex-a73";
>> +            reg = <0x1>;
>> +            enable-method = "psci";
>> +            next-level-cache = <&L2_0>;
>> +        };
>> +
>> +        CPU2: cpu@2 {
>> +            device_type = "cpu";
>> +            compatible = "arm,cortex-a73";
>> +            reg = <0x2>;
>> +            enable-method = "psci";
>> +            next-level-cache = <&L2_0>;
>> +        };
>> +
>> +        CPU3: cpu@3 {
>> +            device_type = "cpu";
>> +            compatible = "arm,cortex-a73";
>> +            reg = <0x3>;
>> +            enable-method = "psci";
>> +            next-level-cache = <&L2_0>;
>> +        };
>> +
>> +        L2_0: l2-cache {
>> +            compatible = "cache";
>> +            cache-level = <2>;
>> +        };
>> +    };
>> +
>> +    memory@...00000 {
>> +        device_type = "memory";
>> +        /* We expect the bootloader to fill in the size */
>> +        reg = <0x0 0x40000000 0x0 0x0>;
>> +    };
>> +
>> +    pmu {
>> +        compatible = "arm,cortex-a73-pmu";
>> +        interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) | 
>> IRQ_TYPE_LEVEL_HIGH)>;
>> +    };
>> +
>> +    psci {
>> +        compatible = "arm,psci-1.0";
>> +        method = "smc";
>> +    };
>> +
>> +    reserved-memory {
>> +        #address-cells = <2>;
>> +        #size-cells = <2>;
>> +        ranges;
>> +
>> +        tz_region: tz@...00000 {
>> +            reg = <0x0 0x4a600000 0x0 0x400000>;
>> +            no-map;
>> +        };
>> +    };
>> +
>> +    soc: soc@0 {
>> +        compatible = "simple-bus";
>> +        #address-cells = <1>;
>> +        #size-cells = <1>;
>> +        ranges = <0 0 0 0xffffffff>;
>> +
>> +        tlmm: pinctrl@...0000 {
>> +            compatible = "qcom,ipq9574-tlmm";
>> +            reg = <0x01000000 0x300000>;
>> +            interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>> +            gpio-controller;
>> +            #gpio-cells = <2>;
>> +            gpio-ranges = <&tlmm 0 0 65>;
>> +            interrupt-controller;
>> +            #interrupt-cells = <2>;
>> +
>> +            uart2_pins: uart2-state {
>> +                pins = "gpio34", "gpio35";
>> +                function = "blsp2_uart";
>> +                drive-strength = <8>;
>> +                bias-disable;
>> +            };
>> +        };
>> +
>> +        gcc: clock-controller@...0000 {
>> +            compatible = "qcom,ipq9574-gcc";
>> +            reg = <0x01800000 0x80000>;
>> +            clocks = <&xo_board_clk>,
>> +                 <&sleep_clk>,
>> +                 <&bias_pll_ubi_nc_clk>,
>> +                 <0>,
>> +                 <0>,
>> +                 <0>,
>> +                 <0>,
>> +                 <0>;
>> +            clock-names = "xo",
>> +                      "sleep_clk",
>> +                      "bias_pll_ubi_nc_clk",
>> +                      "pcie30_phy0_pipe_clk",
>> +                      "pcie30_phy1_pipe_clk",
>> +                      "pcie30_phy2_pipe_clk",
>> +                      "pcie30_phy3_pipe_clk",
>> +                      "usb3phy_0_cc_pipe_clk";
>> +            #clock-cells = <1>;
>> +            #reset-cells = <1>;
>> +            #power-domain-cells = <1>;
>> +        };
>> +
>> +        sdhc_1: mmc@...4000 {
>> +            compatible = "qcom,ipq9574-sdhci", "qcom,sdhci-msm-v5";
>> +            reg = <0x07804000 0x1000>, <0x07805000 0x1000>;
>> +            reg-names = "hc", "cqhci";
>> +
>> +            interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
>> +                     <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
>> +            interrupt-names = "hc_irq", "pwr_irq";
>> +
>> +            clocks = <&gcc GCC_SDCC1_AHB_CLK>,
>> +                 <&gcc GCC_SDCC1_APPS_CLK>,
>> +                 <&xo_board_clk>;
>> +            clock-names = "iface", "core", "xo";
>> +            non-removable;
>> +            status = "disabled";
>> +        };
>> +
>> +        blsp1_uart2: serial@...1000 {
>> +            compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
>> +            reg = <0x078b1000 0x200>;
>> +            interrupts = <GIC_SPI 306 IRQ_TYPE_LEVEL_HIGH>;
>> +            clocks = <&gcc GCC_BLSP1_UART3_APPS_CLK>,
>> +                 <&gcc GCC_BLSP1_AHB_CLK>;
>> +            clock-names = "core", "iface";
>> +            status = "disabled";
>> +        };
>> +
>> +        intc: interrupt-controller@...0000 {
>> +            compatible = "qcom,msm-qgic2";
>> +            reg = <0x0b000000 0x1000>,  /* GICD */
>> +                  <0x0b002000 0x1000>,  /* GICC */
>> +                  <0x0b001000 0x1000>,  /* GICH */
>> +                  <0x0b004000 0x1000>;  /* GICV */
>> +            #address-cells = <1>;
>> +            #size-cells = <1>;
>> +            interrupt-controller;
>> +            #interrupt-cells = <3>;
>> +            interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +            ranges = <0 0x0b00c000 0x3000>;
>> +
>> +            v2m0: v2m@0 {
>> +                compatible = "arm,gic-v2m-frame";
>> +                reg = <0x00000000 0xffd>;
>> +                msi-controller;
>> +            };
>> +
>> +            v2m1: v2m@...0 {
>> +                compatible = "arm,gic-v2m-frame";
>> +                reg = <0x00001000 0xffd>;
>> +                msi-controller;
>> +            };
>> +
>> +            v2m2: v2m@...0 {
>> +                compatible = "arm,gic-v2m-frame";
>> +                reg = <0x00002000 0xffd>;
>> +                msi-controller;
>> +            };
>> +        };
>> +
>> +        timer@...0000 {
>> +            compatible = "arm,armv7-timer-mem";
>> +            reg = <0x0b120000 0x1000>;
>> +            #address-cells = <1>;
>> +            #size-cells = <1>;
>> +            ranges;
>> +
>> +            frame@...0000 {
>> +                reg = <0x0b121000 0x1000>,
>> +                      <0x0b122000 0x1000>;
>> +                frame-number = <0>;
>> +                interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
>> +                         <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
>> +            };
>> +
>> +            frame@...3000 {
>> +                reg = <0x0b123000 0x1000>;
>> +                frame-number = <1>;
>> +                interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
>> +                status = "disabled";
>> +            };
>> +
>> +            frame@...4000 {
>> +                reg = <0x0b124000 0x1000>;
>> +                frame-number = <2>;
>> +                interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
>> +                status = "disabled";
>> +            };
>> +
>> +            frame@...5000 {
>> +                reg = <0x0b125000 0x1000>;
>> +                frame-number = <3>;
>> +                interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
>> +                status = "disabled";
>> +            };
>> +
>> +            frame@...6000 {
>> +                reg = <0x0b126000 0x1000>;
>> +                frame-number = <4>;
>> +                interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
>> +                status = "disabled";
>> +            };
>> +
>> +            frame@...7000 {
>> +                reg = <0x0b127000 0x1000>;
>> +                frame-number = <5>;
>> +                interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
>> +                status = "disabled";
>> +            };
>> +
>> +            frame@...8000 {
>> +                reg = <0x0b128000 0x1000>;
>> +                frame-number = <6>;
>> +                interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
>> +                status = "disabled";
>> +            };
>> +        };
>> +    };
>> +
>> +    timer {
>> +        compatible = "arm,armv8-timer";
>> +        interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | 
>> IRQ_TYPE_LEVEL_LOW)>,
>> +                 <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | 
>> IRQ_TYPE_LEVEL_LOW)>,
>> +                 <GIC_PPI 4 (GIC_CPU_MASK_SIMPLE(4) | 
>> IRQ_TYPE_LEVEL_LOW)>,
>> +                 <GIC_PPI 1 (GIC_CPU_MASK_SIMPLE(4) | 
>> IRQ_TYPE_LEVEL_LOW)>;
>> +    };
>> +};
Best Regards,
Devi Priya

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