linux-kernel - Re: [PATCH v2 2/2] hwspinlock: qcom: Remove IPQ6018 SOC specific compatible

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Date:   Tue, 5 Sep 2023 18:08:07 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Vignesh Viswanathan <quic_viswanat@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, ohad@...ery.com,
        baolin.wang@...ux.alibaba.com, linux-remoteproc@...r.kernel.org
Cc:     quic_kathirav@...cinc.com, quic_anusha@...cinc.com,
        quic_sjaganat@...cinc.com, quic_srichara@...cinc.com,
        quic_varada@...cinc.com, stable@...r.kernel.org
Subject: Re: [PATCH v2 2/2] hwspinlock: qcom: Remove IPQ6018 SOC specific
 compatible

On 5.09.2023 11:55, Vignesh Viswanathan wrote:
> IPQ6018 has 32 tcsr_mutex hwlock registers with stride 0x1000.
> The compatible string qcom,ipq6018-tcsr-mutex is mapped to
> of_msm8226_tcsr_mutex which has 32 locks configured with stride of 0x80
> and doesn't match the HW present in IPQ6018.
> 
> Remove IPQ6018 specific compatible string so that it fallsback to
> of_tcsr_mutex data which maps to the correct configuration for IPQ6018.
> 
> Changes in v2:
>  - Updated commit message
>  - Added Fixes and stable tags
> 
> Cc: stable@...r.kernel.org
> Fixes: 5d4753f741d8 ("hwspinlock: qcom: add support for MMIO on older SoCs")
> Signed-off-by: Vignesh Viswanathan <quic_viswanat@...cinc.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad