linux-kernel - Re: [PATCH 2/2] phy: rockchip: usbdp: add rk3576 device match data

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Message-ID: <127f7fb8d9608acb9541fc6c6dac2da9@manjaro.org>
Date: Mon, 14 Oct 2024 05:55:35 +0200
From: Dragan Simic <dsimic@...jaro.org>
To: Frank Wang <frawang.cn@...il.com>
Cc: vkoul@...nel.org, kishon@...nel.org, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, heiko@...ech.de,
 linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 linux-rockchip@...ts.infradead.org, william.wu@...k-chips.com,
 tim.chen@...k-chips.com, yubing.zhang@...k-chips.com, Frank Wang
 <frank.wang@...k-chips.com>
Subject: Re: [PATCH 2/2] phy: rockchip: usbdp: add rk3576 device match data

Hello Frank,

On 2024-10-14 04:03, Frank Wang wrote:
> From: Frank Wang <frank.wang@...k-chips.com>
> 
> This adds RK3576 device match data support.
> 
> Signed-off-by: Frank Wang <frank.wang@...k-chips.com>

Looking good to me, thanks for the patch.  My focus was on
making sure there are no possible regressions.

Acked-by: Dragan Simic <dsimic@...jaro.org>

> ---
>  drivers/phy/rockchip/phy-rockchip-usbdp.c | 41 +++++++++++++++++++++++
>  1 file changed, 41 insertions(+)
> 
> diff --git a/drivers/phy/rockchip/phy-rockchip-usbdp.c
> b/drivers/phy/rockchip/phy-rockchip-usbdp.c
> index 2c51e5c62d3e..5b1e8a3806ed 100644
> --- a/drivers/phy/rockchip/phy-rockchip-usbdp.c
> +++ b/drivers/phy/rockchip/phy-rockchip-usbdp.c
> @@ -1538,6 +1538,43 @@ static const char * const rk_udphy_rst_list[] = 
> {
>  	"init", "cmn", "lane", "pcs_apb", "pma_apb"
>  };
> 
> +static const struct rk_udphy_cfg rk3576_udphy_cfgs = {
> +	.num_phys = 1,
> +	.phy_ids = { 0x2b010000 },
> +	.num_rsts = ARRAY_SIZE(rk_udphy_rst_list),
> +	.rst_list = rk_udphy_rst_list,
> +	.grfcfg	= {
> +		/* u2phy-grf */
> +		.bvalid_phy_con		= RK_UDPHY_GEN_GRF_REG(0x0010, 1, 0, 0x2, 0x3),
> +		.bvalid_grf_con		= RK_UDPHY_GEN_GRF_REG(0x0000, 15, 14, 0x1, 0x3),
> +
> +		/* usb-grf */
> +		.usb3otg0_cfg		= RK_UDPHY_GEN_GRF_REG(0x0030, 15, 0, 0x1100, 
> 0x0188),
> +
> +		/* usbdpphy-grf */
> +		.low_pwrn		= RK_UDPHY_GEN_GRF_REG(0x0004, 13, 13, 0, 1),
> +		.rx_lfps		= RK_UDPHY_GEN_GRF_REG(0x0004, 14, 14, 0, 1),
> +	},
> +	.vogrfcfg = {
> +		{
> +			.hpd_trigger	= RK_UDPHY_GEN_GRF_REG(0x0000, 11, 10, 1, 3),
> +			.dp_lane_reg    = 0x0000,
> +		},
> +	},
> +	.dp_tx_ctrl_cfg = {
> +		rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
> +		rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
> +		rk3588_dp_tx_drv_ctrl_hbr2,
> +		rk3588_dp_tx_drv_ctrl_hbr3,
> +	},
> +	.dp_tx_ctrl_cfg_typec = {
> +		rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
> +		rk3588_dp_tx_drv_ctrl_rbr_hbr_typec,
> +		rk3588_dp_tx_drv_ctrl_hbr2,
> +		rk3588_dp_tx_drv_ctrl_hbr3,
> +	},
> +};
> +
>  static const struct rk_udphy_cfg rk3588_udphy_cfgs = {
>  	.num_phys = 2,
>  	.phy_ids = {
> @@ -1584,6 +1621,10 @@ static const struct rk_udphy_cfg 
> rk3588_udphy_cfgs = {
>  };
> 
>  static const struct of_device_id rk_udphy_dt_match[] = {
> +	{
> +		.compatible = "rockchip,rk3576-usbdp-phy",
> +		.data = &rk3576_udphy_cfgs
> +	},
>  	{
>  		.compatible = "rockchip,rk3588-usbdp-phy",
>  		.data = &rk3588_udphy_cfgs