Re: [PATCH v4 3/4] phy: qcom-qusb2: Add support for Shikra

From: Dmitry Baryshkov

Date: Thu Jul 02 2026 - 09:49:12 EST


On Wed, Jul 01, 2026 at 10:20:50PM +0530, Krishna Kurapati wrote:
> Add init sequence and phy configuration for Shikra.
>
> Signed-off-by: Krishna Kurapati <krishna.kurapati@xxxxxxxxxxxxxxxx>
> ---
> drivers/phy/qualcomm/phy-qcom-qusb2.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/phy-qcom-qusb2.c
> index eb93015be841..ab7437e7b751 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qusb2.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c
> @@ -381,6 +381,19 @@ static const struct qusb2_phy_cfg sdm660_phy_cfg = {
> .autoresume_en = BIT(3),
> };
>
> +static const struct qusb2_phy_cfg shikra_phy_cfg = {
> + .tbl = qcs615_init_tbl,
> + .tbl_num = ARRAY_SIZE(qcs615_init_tbl),
> + .regs = ipq6018_regs_layout,

msm8996_regs_layout (otherwise you are programming the wrong register).

> +
> + .has_pll_test = true,
> + .se_clk_scheme_default = true,
> + .disable_ctrl = CLAMP_N_EN | FREEZIO_N | POWER_DOWN,
> + .mask_core_ready = PLL_LOCKED,
> + .autoresume_en = BIT(3),
> + .update_tune1_with_efuse = false,
> +};
> +
> static const struct qusb2_phy_cfg sm6115_phy_cfg = {
> .tbl = sm6115_init_tbl,
> .tbl_num = ARRAY_SIZE(sm6115_init_tbl),
> @@ -958,6 +971,9 @@ static const struct of_device_id qusb2_phy_of_match_table[] = {
> }, {
> .compatible = "qcom,sdm660-qusb2-phy",
> .data = &sdm660_phy_cfg,
> + }, {
> + .compatible = "qcom,shikra-qusb2-phy",
> + .data = &shikra_phy_cfg,
> }, {
> .compatible = "qcom,sm4250-qusb2-phy",
> .data = &sm6115_phy_cfg,
> --
> 2.34.1
>

--
With best wishes
Dmitry