linux-kernel - Re: [PATCH v2 5/5] phy: qcom-qmp-usb: Add Qualcomm SDX75 USB3 PHY support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <8aefd8f9-cfe9-4011-a24b-ebb13d28faa0@linaro.org>
Date:   Tue, 5 Sep 2023 23:38:50 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Rohit Agarwal <quic_rohiagar@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, konrad.dybcio@...aro.org, vkoul@...nel.org,
        kishon@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        gregkh@...uxfoundation.org, abel.vesa@...aro.org,
        quic_wcheng@...cinc.com
Cc:     linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, kernel@...cinc.com
Subject: Re: [PATCH v2 5/5] phy: qcom-qmp-usb: Add Qualcomm SDX75 USB3 PHY
 support

On 05/09/2023 13:30, Rohit Agarwal wrote:
> Add support for USB3 QMP PHY found in SDX75 platform.
> 
> Signed-off-by: Rohit Agarwal <quic_rohiagar@...cinc.com>
> ---
>   drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 158 ++++++++++++++++++++++++++++++++
>   1 file changed, 158 insertions(+)
> 
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> index 0130bb8..57b8b5b 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c
> @@ -23,6 +23,7 @@
>   #include "phy-qcom-qmp-pcs-misc-v3.h"
>   #include "phy-qcom-qmp-pcs-usb-v4.h"
>   #include "phy-qcom-qmp-pcs-usb-v5.h"
> +#include "phy-qcom-qmp-pcs-usb-v6.h"
>   
>   /* QPHY_SW_RESET bit */
>   #define SW_RESET				BIT(0)
> @@ -858,6 +859,134 @@ static const struct qmp_phy_init_tbl sdx65_usb3_uniphy_rx_tbl[] = {

[skipped the tables]

> @@ -1556,6 +1685,32 @@ static const struct qmp_phy_cfg sdx65_usb3_uniphy_cfg = {
>   	.has_pwrdn_delay	= true,
>   };
>   
> +static const struct qmp_phy_cfg sdx75_usb3_uniphy_cfg = {
> +	.lanes			= 1,
> +	.offsets		= &qmp_usb_offsets_v5,

v6?

> +
> +	.serdes_tbl		= sdx75_usb3_uniphy_serdes_tbl,
> +	.serdes_tbl_num		= ARRAY_SIZE(sdx75_usb3_uniphy_serdes_tbl),
> +	.tx_tbl			= sdx75_usb3_uniphy_tx_tbl,
> +	.tx_tbl_num		= ARRAY_SIZE(sdx75_usb3_uniphy_tx_tbl),
> +	.rx_tbl			= sdx75_usb3_uniphy_rx_tbl,
> +	.rx_tbl_num		= ARRAY_SIZE(sdx75_usb3_uniphy_rx_tbl),
> +	.pcs_tbl		= sdx75_usb3_uniphy_pcs_tbl,
> +	.pcs_tbl_num		= ARRAY_SIZE(sdx75_usb3_uniphy_pcs_tbl),
> +	.pcs_usb_tbl		= sdx75_usb3_uniphy_pcs_usb_tbl,
> +	.pcs_usb_tbl_num	= ARRAY_SIZE(sdx75_usb3_uniphy_pcs_usb_tbl),
> +	.clk_list		= qmp_v4_sdx55_usbphy_clk_l,
> +	.num_clks		= ARRAY_SIZE(qmp_v4_sdx55_usbphy_clk_l),
> +	.reset_list		= msm8996_usb3phy_reset_l,
> +	.num_resets		= ARRAY_SIZE(msm8996_usb3phy_reset_l),

Clocks and resets are gone in 
https://lore.kernel.org/linux-phy/20230824211952.1397699-1-dmitry.baryshkov@linaro.org/

> +	.vreg_list		= qmp_phy_vreg_l,
> +	.num_vregs		= ARRAY_SIZE(qmp_phy_vreg_l),
> +	.regs			= qmp_v5_usb3phy_regs_layout,

This must be v6, if the rest of the PHY is using v6 register names.

> +	.pcs_usb_offset		= 0x1000,
> +
> +	.has_pwrdn_delay	= true,
> +};
> +
>   static const struct qmp_phy_cfg sm8350_usb3_uniphy_cfg = {
>   	.lanes			= 1,
>   
> @@ -2256,6 +2411,9 @@ static const struct of_device_id qmp_usb_of_match_table[] = {
>   		.compatible = "qcom,sdx65-qmp-usb3-uni-phy",
>   		.data = &sdx65_usb3_uniphy_cfg,
>   	}, {
> +		.compatible = "qcom,sdx75-qmp-usb3-uni-phy",
> +		.data = &sdx75_usb3_uniphy_cfg,
> +	}, {
>   		.compatible = "qcom,sm6115-qmp-usb3-phy",
>   		.data = &qcm2290_usb3phy_cfg,
>   	}, {

-- 
With best wishes
Dmitry