linux-kernel - Re: [PATCH 2/2] phy: qualcomm: phy-qcom-eusb2-repeater: Add support for SMB2360

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Message-ID: <CAA8EJppwOjKaRJXj2Re0mugcguAcTZnvEqp_6x-FANrJ__PRTw@mail.gmail.com>
Date: Fri, 9 Feb 2024 17:30:02 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Abel Vesa <abel.vesa@...aro.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] phy: qualcomm: phy-qcom-eusb2-repeater: Add support
 for SMB2360

On Fri, 9 Feb 2024 at 17:14, Abel Vesa <abel.vesa@...aro.org> wrote:
>
> The SMB2360 PMICs contain the same eUSB2 repeater as the PM8550B,
> so add dedicated compatible for SMB82360.

"...same repeater as the PM8550B, but requiring different settings..."

With that fixed:
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

>
> Signed-off-by: Abel Vesa <abel.vesa@...aro.org>
> ---
>  drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c b/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c
> index a43e20abb10d..68cc8e24f383 100644
> --- a/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c
> +++ b/drivers/phy/qualcomm/phy-qcom-eusb2-repeater.c
> @@ -88,6 +88,12 @@ static const u32 pm8550b_init_tbl[NUM_TUNE_FIELDS] = {
>         [TUNE_USB2_PREEM] = 0x5,
>  };
>
> +static const u32 smb2360_init_tbl[NUM_TUNE_FIELDS] = {
> +       [TUNE_IUSB2] = 0x5,
> +       [TUNE_SQUELCH_U] = 0x3,
> +       [TUNE_USB2_PREEM] = 0x2,
> +};
> +
>  static const struct eusb2_repeater_cfg pm8550b_eusb2_cfg = {
>         .init_tbl       = pm8550b_init_tbl,
>         .init_tbl_num   = ARRAY_SIZE(pm8550b_init_tbl),
> @@ -95,6 +101,13 @@ static const struct eusb2_repeater_cfg pm8550b_eusb2_cfg = {
>         .num_vregs      = ARRAY_SIZE(pm8550b_vreg_l),
>  };
>
> +static const struct eusb2_repeater_cfg smb2360_eusb2_cfg = {
> +       .init_tbl       = smb2360_init_tbl,
> +       .init_tbl_num   = ARRAY_SIZE(smb2360_init_tbl),
> +       .vreg_list      = pm8550b_vreg_l,
> +       .num_vregs      = ARRAY_SIZE(pm8550b_vreg_l),
> +};
> +
>  static int eusb2_repeater_init_vregs(struct eusb2_repeater *rptr)
>  {
>         int num = rptr->cfg->num_vregs;
> @@ -271,6 +284,10 @@ static const struct of_device_id eusb2_repeater_of_match_table[] = {
>                 .compatible = "qcom,pm8550b-eusb2-repeater",
>                 .data = &pm8550b_eusb2_cfg,
>         },
> +       {
> +               .compatible = "qcom,smb2360-eusb2-repeater",
> +               .data = &smb2360_eusb2_cfg,
> +       },
>         { },
>  };
>  MODULE_DEVICE_TABLE(of, eusb2_repeater_of_match_table);
>
> --
> 2.34.1
>
>


-- 
With best wishes
Dmitry