在 2018-10-04四的 20:28 +0800，Icenowy Zheng写道：
> The USB 2.0 PHY on Allwinner H6 SoC is similar to older Allwinner
> SoCs,
> with some USB0 quirk like A83T and PHY index 1/2 missing.
>
> Add support for it.
>
> Signed-off-by: Icenowy Zheng <icen...@aosc.io>
> Reviewed-by: Chen-Yu Tsai <w...@csie.org>
Excuse me.
Kishon, could you check PATCH 1~3 and queue them?
Even if USB3 support is pending, USB2 support will still be useful, and
they're independent.
> ---
> No changes in v4.
>
> Changes in v3:
> - Added Chen-Yu's Review tag.
>
> drivers/phy/allwinner/phy-sun4i-usb.c | 19 +++++++++++++++++--
> 1 file changed, 17 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/phy/allwinner/phy-sun4i-usb.c
> b/drivers/phy/allwinner/phy-sun4i-usb.c
> index 881078ff73f6..ae16854a770a 100644
> --- a/drivers/phy/allwinner/phy-sun4i-usb.c
> +++ b/drivers/phy/allwinner/phy-sun4i-usb.c
> @@ -115,6 +115,7 @@ enum sun4i_usb_phy_type {
> sun8i_r40_phy,
> sun8i_v3s_phy,
> sun50i_a64_phy,
> + sun50i_h6_phy,
> };
>
> struct sun4i_usb_phy_cfg {
> @@ -295,7 +296,8 @@ static int sun4i_usb_phy_init(struct phy *_phy)
> return ret;
> }
>
> - if (data->cfg->type == sun8i_a83t_phy) {
> + if (data->cfg->type == sun8i_a83t_phy ||
> + data->cfg->type == sun50i_h6_phy) {
> if (phy->index == 0) {
> val = readl(data->base + data->cfg-
> >phyctl_offset);
> val |= PHY_CTL_VBUSVLDEXT;
> @@ -344,7 +346,8 @@ static int sun4i_usb_phy_exit(struct phy *_phy)
> struct sun4i_usb_phy_data *data = to_sun4i_usb_phy_data(phy);
>
> if (phy->index == 0) {
> - if (data->cfg->type == sun8i_a83t_phy) {
> + if (data->cfg->type == sun8i_a83t_phy ||
> + data->cfg->type == sun50i_h6_phy) {
> void __iomem *phyctl = data->base +
> data->cfg->phyctl_offset;
>
> @@ -959,6 +962,17 @@ static const struct sun4i_usb_phy_cfg
> sun50i_a64_cfg = {
> .phy0_dual_route = true,
> };
>
> +static const struct sun4i_usb_phy_cfg sun50i_h6_cfg = {
> + .num_phys = 4,
> + .type = sun50i_h6_phy,
> + .disc_thresh = 3,
> + .phyctl_offset = REG_PHYCTL_A33,
> + .dedicated_clocks = true,
> + .enable_pmu_unk1 = true,
> + .phy0_dual_route = true,
> + .missing_phys = BIT(1) | BIT(2),
> +};
> +
> static const struct of_device_id sun4i_usb_phy_of_match[] = {
> { .compatible = "allwinner,sun4i-a10-usb-phy", .data =
> &sun4i_a10_cfg },
> { .compatible = "allwinner,sun5i-a13-usb-phy", .data =
> &sun5i_a13_cfg },
> @@ -972,6 +986,7 @@ static const struct of_device_id
> sun4i_usb_phy_of_match[] = {
> { .compatible = "allwinner,sun8i-v3s-usb-phy", .data =
> &sun8i_v3s_cfg },
> { .compatible = "allwinner,sun50i-a64-usb-phy",
> .data = &sun50i_a64_cfg},
> + { .compatible = "allwinner,sun50i-h6-usb-phy", .data =
> &sun50i_h6_cfg },
> { },
> };
> MODULE_DEVICE_TABLE(of, sun4i_usb_phy_of_match);
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