[PATCH v3 8/8] phy: rockchip: usbdp: Add support for RK3576

[Kever Yang]

On 2025/8/2 04:32, Jonas Karlman wrote:
> From: Frank Wang <frank.wang at rock-chips.com>
>
> Add support for the USB3.0+DP PHY used in the RK3576 SoC.
>
> Config values are taken from vendor U-Boot linux-6.1-stan-rkr5 tag.
>
> Signed-off-by: Frank Wang <frank.wang at rock-chips.com>
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>

Thanks,
- Kever
> ---
> v3: New patch
> ---
>   drivers/phy/rockchip/phy-rockchip-usbdp.c | 26 +++++++++++++++++++++++
>   1 file changed, 26 insertions(+)
>
> diff --git a/drivers/phy/rockchip/phy-rockchip-usbdp.c b/drivers/phy/rockchip/phy-rockchip-usbdp.c
> index 6cfbef02b4ac..cca67dd3611d 100644
> --- a/drivers/phy/rockchip/phy-rockchip-usbdp.c
> +++ b/drivers/phy/rockchip/phy-rockchip-usbdp.c
> @@ -762,6 +762,28 @@ static const char * const rk3588_udphy_rst_l[] = {
>   	"init", "cmn", "lane", "pcs_apb", "pma_apb"
>   };
>   
> +static const struct rockchip_udphy_cfg rk3576_udphy_cfgs = {
> +	.num_phys = 1,
> +	.phy_ids = {
> +		0x2b010000,
> +	},
> +	.num_rsts = ARRAY_SIZE(rk3588_udphy_rst_l),
> +	.rst_list = rk3588_udphy_rst_l,
> +	.grfcfg	= {
> +		/* u2phy-grf */
> +		.bvalid_phy_con		= { 0x0010, 1, 0, 0x2, 0x3 },
> +		.bvalid_grf_con		= { 0x0000, 15, 14, 0x1, 0x3 },
> +
> +		/* usb-grf */
> +		.usb3otg0_cfg		= { 0x0030, 15, 0, 0x1100, 0x0188 },
> +
> +		/* usbdpphy-grf */
> +		.low_pwrn		= { 0x0004, 13, 13, 0, 1 },
> +		.rx_lfps		= { 0x0004, 14, 14, 0, 1 },
> +	},
> +	.combophy_init = rk3588_udphy_init,
> +};
> +
>   static const struct rockchip_udphy_cfg rk3588_udphy_cfgs = {
>   	.num_phys = 2,
>   	.phy_ids = {
> @@ -787,6 +809,10 @@ static const struct rockchip_udphy_cfg rk3588_udphy_cfgs = {
>   };
>   
>   static const struct udevice_id rockchip_udphy_dt_match[] = {
> +	{
> +		.compatible = "rockchip,rk3576-usbdp-phy",
> +		.data = (ulong)&rk3576_udphy_cfgs
> +	},
>   	{
>   		.compatible = "rockchip,rk3588-usbdp-phy",
>   		.data = (ulong)&rk3588_udphy_cfgs