linux-kernel - Re: [PATCH 10/11] arm64: dts: qcom: ipq5018: Add MP03.5-c1 board support

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Message-ID: <6f6d8a37-ec52-92ac-e648-658604b6e1ed@quicinc.com>
Date:   Sun, 21 May 2023 21:39:11 +0530
From:   Manikanta Mylavarapu <quic_mmanikan@...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>,
        <jassisinghbrar@...il.com>, <mathieu.poirier@...aro.org>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <quic_gurus@...cinc.com>, <loic.poulain@...aro.org>,
        <quic_eberman@...cinc.com>, <robimarko@...il.com>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-remoteproc@...r.kernel.org>,
        <linux-clk@...r.kernel.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 10/11] arm64: dts: qcom: ipq5018: Add MP03.5-c1 board
 support



On 3/7/2023 7:45 PM, Kathiravan T wrote:
> 
> On 3/7/2023 10:11 AM, Manikanta Mylavarapu wrote:
>> Add initial device tree support for the MP03.5-C1 board.
>>
>> Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
>> ---
>>   arch/arm64/boot/dts/qcom/Makefile             |  1 +
>>   .../arm64/boot/dts/qcom/ipq5018-mp03.5-c1.dts | 64 +++++++++++++++++++
>>   2 files changed, 65 insertions(+)
>>   create mode 100644 arch/arm64/boot/dts/qcom/ipq5018-mp03.5-c1.dts
>>
>> diff --git a/arch/arm64/boot/dts/qcom/Makefile 
>> b/arch/arm64/boot/dts/qcom/Makefile
>> index b77a95e97a56..10d1eafe57e4 100644
>> --- a/arch/arm64/boot/dts/qcom/Makefile
>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>> @@ -4,6 +4,7 @@ dtb-$(CONFIG_ARCH_QCOM)    += 
>> apq8094-sony-xperia-kitakami-karin_windy.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += apq8096-db820c.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += apq8096-ifc6640.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq5018-mp03.1-c2.dtb
>> +dtb-$(CONFIG_ARCH_QCOM)    += ipq5018-mp03.5-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq6018-cp01-c1.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk01.dtb
>>   dtb-$(CONFIG_ARCH_QCOM)    += ipq8074-hk10-c1.dtb
>> diff --git a/arch/arm64/boot/dts/qcom/ipq5018-mp03.5-c1.dts 
>> b/arch/arm64/boot/dts/qcom/ipq5018-mp03.5-c1.dts
>> new file mode 100644
>> index 000000000000..51ddd7367ac6
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/qcom/ipq5018-mp03.5-c1.dts
>> @@ -0,0 +1,64 @@
>> +// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
>> +/*
>> + * IPQ5018 CP01 board device tree source
>> + *
>> + * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "ipq5018.dtsi"
>> +
>> +/ {
>> +    model = "Qualcomm Technologies, Inc. IPQ5018/AP-MP03.5-C1";
>> +    compatible = "qcom,ipq5018-mp03.5-c1", "qcom,ipq5018";
>> +
>> +    aliases {
>> +        serial0 = &blsp1_uart1;
>> +    };
>> +
>> +    chosen {
>> +        bootargs = "console=ttyMSM0,115200,n8 rw init=/init swiotlb=1 
>> coherent_pool=2M";
> 
> 
> Is the bootargs required?
> 
> 
No, i will remove it.
>> +        stdout-path = "serial0:115200n8";
>> +    };
>> +};
>> +
>> +&tlmm {
>> +    blsp0_uart_pins: uart_pins {
> 
> 
> node name should be uart-state {. Didn't dtbs_check complain it or am I 
> missing something?
> 
> 
Yeah, it should be. I will correct it.
>> +        pins = "gpio20", "gpio21";
>> +        function = "blsp0_uart0";
>> +        bias-disable;
>> +    };
>> +};
>> +
>> +&blsp1_uart1 {
>> +    pinctrl-0 = <&blsp0_uart_pins>;
>> +    pinctrl-names = "default";
>> +    status = "ok";
> 
> 
> s/ok/okay/
> 
> 
I will update.
>> +};
>> +
>> +&q6v5_wcss {
>> +    q6_wcss_pd1: remoteproc_pd1 {
>> +        interrupts-extended = <&wcss_smp2p_in 8 0>,
>> +                <&wcss_smp2p_in 9 0>,
>> +                <&wcss_smp2p_in 12 0>,
>> +                <&wcss_smp2p_in 11 0>;
> 
> 
> please align all these entries
> 
> 
I will do it.
>> +        interrupt-names = "fatal",
>> +                "ready",
>> +                "spawn-ack",
>> +                "stop-ack";
>> +        qcom,smem-states = <&wcss_smp2p_out 8>,
>> +                <&wcss_smp2p_out 9>,
>> +                <&wcss_smp2p_out 10>;
>> +        qcom,smem-state-names = "shutdown",
>> +                    "stop",
>> +                    "spawn";
>> +    };
> 
> 
> leave a blank line
> 
> 
Sure, I will do it.
>> +    q6_wcss_pd2: remoteproc_pd2 {
>> +        status = "okay";
>> +    };
>> +
>> +    q6_wcss_pd3: remoteproc_pd3 {
>> +        status = "okay";
>> +    };
>> +};