linux-kernel - Re: [PATCH 2/3] clk: qcom: dispcc-sc7180: Add missing MDSS resets

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Message-ID: <edb23628-8f07-4332-8a85-2b4a22a1e1a0@oss.qualcomm.com>
Date: Tue, 20 Jan 2026 22:23:49 +0530
From: Taniya Das <taniya.das@....qualcomm.com>
To: Konrad Dybcio <konradybcio@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd
 <sboyd@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Taniya Das <quic_tdas@...cinc.com>,
        cros-qcom-dts-watchers@...omium.org,
        Kalyan Thota
 <quic_kalyant@...cinc.com>,
        Douglas Anderson <dianders@...omium.org>,
        Harigovindan P <harigovi@...eaurora.org>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH 2/3] clk: qcom: dispcc-sc7180: Add missing MDSS resets



On 1/20/2026 4:49 PM, Konrad Dybcio wrote:
> From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> 
> The MDSS resets have so far been left undescribed. Fix that.
> 
> Fixes: dd3d06622138 ("clk: qcom: Add display clock controller driver for SC7180")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
> ---
>  drivers/clk/qcom/dispcc-sc7180.c | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/clk/qcom/dispcc-sc7180.c b/drivers/clk/qcom/dispcc-sc7180.c
> index ab1a8d419863..d7e37fbbe87e 100644
> --- a/drivers/clk/qcom/dispcc-sc7180.c
> +++ b/drivers/clk/qcom/dispcc-sc7180.c
> @@ -17,6 +17,7 @@
>  #include "clk-regmap-divider.h"
>  #include "common.h"
>  #include "gdsc.h"
> +#include "reset.h"
>  
>  enum {
>  	P_BI_TCXO,
> @@ -636,6 +637,11 @@ static struct gdsc mdss_gdsc = {
>  	.flags = HW_CTRL,
>  };
>  
> +static const struct qcom_reset_map disp_cc_sc7180_resets[] = {
> +	[DISP_CC_MDSS_CORE_BCR] = { 0x2000 },
> +	[DISP_CC_MDSS_RSCC_BCR] = { 0x4000 },
> +};
> +
>  static struct gdsc *disp_cc_sc7180_gdscs[] = {
>  	[MDSS_GDSC] = &mdss_gdsc,
>  };
> @@ -687,6 +693,8 @@ static const struct qcom_cc_desc disp_cc_sc7180_desc = {
>  	.config = &disp_cc_sc7180_regmap_config,
>  	.clks = disp_cc_sc7180_clocks,
>  	.num_clks = ARRAY_SIZE(disp_cc_sc7180_clocks),
> +	.resets = disp_cc_sc7180_resets,
> +	.num_resets = ARRAY_SIZE(disp_cc_sc7180_resets),
>  	.gdscs = disp_cc_sc7180_gdscs,
>  	.num_gdscs = ARRAY_SIZE(disp_cc_sc7180_gdscs),
>  };
> 

Reviewed-by: Taniya Das <taniya.das@....qualcomm.com>

-- 
Thanks,
Taniya Das