[PATCH v1 1/4] phy: rockchip: inno-usb2: Add usb2 phy support for RK3368
From: WeiHao Li <hidden>
Date: 2025-09-05 12:54:38
Also in:
linux-devicetree, linux-phy, linux-rockchip, lkml
Subsystem:
arm/rockchip soc support, generic phy framework, the rest · Maintainers:
Heiko Stuebner, Vinod Koul, Linus Torvalds
RK3368 has one USB2.0 PHY with two ports. This adds device specific data for it. Device specific data get form rockchip downstream source [1]. [1] https://github.com/rockchip-linux/kernel/blob/develop-4.4/drivers/phy/rockchip/phy-rockchip-inno-usb2.c#L2805 Signed-off-by: WeiHao Li <redacted> --- drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+)
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index b0f23690ec..c6c575bce9 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c@@ -1847,6 +1847,54 @@ static const struct rockchip_usb2phy_cfg rk3366_phy_cfgs[] = { { /* sentinel */ } }; +static const struct rockchip_usb2phy_cfg rk3368_phy_cfgs[] = { + { + .reg = 0x700, + .num_ports = 2, + .clkout_ctl = { 0x0724, 15, 15, 1, 0 }, + .port_cfgs = { + [USB2PHY_PORT_OTG] = { + .phy_sus = { 0x0700, 8, 0, 0, 0x1d1 }, + .bvalid_det_en = { 0x0680, 3, 3, 0, 1 }, + .bvalid_det_st = { 0x0690, 3, 3, 0, 1 }, + .bvalid_det_clr = { 0x06a0, 3, 3, 0, 1 }, + .idfall_det_en = { 0x0680, 6, 6, 0, 1 }, + .idfall_det_st = { 0x0690, 6, 6, 0, 1 }, + .idfall_det_clr = { 0x06a0, 6, 6, 0, 1 }, + .idrise_det_en = { 0x0680, 5, 5, 0, 1 }, + .idrise_det_st = { 0x0690, 5, 5, 0, 1 }, + .idrise_det_clr = { 0x06a0, 5, 5, 0, 1 }, + .ls_det_en = { 0x0680, 2, 2, 0, 1 }, + .ls_det_st = { 0x0690, 2, 2, 0, 1 }, + .ls_det_clr = { 0x06a0, 2, 2, 0, 1 }, + .utmi_bvalid = { 0x04bc, 23, 23, 0, 1 }, + .utmi_id = { 0x04bc, 26, 26, 0, 1 }, + .utmi_ls = { 0x04bc, 25, 24, 0, 1 }, + .ls_det_en = { 0x079c, 15, 15, 1, 0 }, + }, + [USB2PHY_PORT_HOST] = { + .phy_sus = { 0x0728, 8, 0, 0, 0x1d1 }, + .ls_det_en = { 0x0680, 4, 4, 0, 1 }, + .ls_det_st = { 0x0690, 4, 4, 0, 1 }, + .ls_det_clr = { 0x06a0, 4, 4, 0, 1 } + } + }, + .chg_det = { + .opmode = { 0x0700, 8, 0, 0, 0x1d7 }, + .cp_det = { 0x04b8, 30, 30, 0, 1 }, + .dcp_det = { 0x04b8, 29, 29, 0, 1 }, + .dp_det = { 0x04b8, 31, 31, 0, 1 }, + .idm_sink_en = { 0x0718, 8, 8, 0, 1 }, + .idp_sink_en = { 0x0718, 7, 7, 0, 1 }, + .idp_src_en = { 0x0718, 9, 9, 0, 1 }, + .rdm_pdwn_en = { 0x0718, 10, 10, 0, 1 }, + .vdm_src_en = { 0x0718, 12, 12, 0, 1 }, + .vdp_src_en = { 0x0718, 11, 11, 0, 1 }, + }, + }, + { /* sentinel */ } +}; + static const struct rockchip_usb2phy_cfg rk3399_phy_cfgs[] = { { .reg = 0xe450,
@@ -2289,6 +2337,7 @@ static const struct of_device_id rockchip_usb2phy_dt_match[] = { { .compatible = "rockchip,rk3308-usb2phy", .data = &rk3308_phy_cfgs }, { .compatible = "rockchip,rk3328-usb2phy", .data = &rk3328_phy_cfgs }, { .compatible = "rockchip,rk3366-usb2phy", .data = &rk3366_phy_cfgs }, + { .compatible = "rockchip,rk3368-usb2phy", .data = &rk3368_phy_cfgs }, { .compatible = "rockchip,rk3399-usb2phy", .data = &rk3399_phy_cfgs }, { .compatible = "rockchip,rk3562-usb2phy", .data = &rk3562_phy_cfgs }, { .compatible = "rockchip,rk3568-usb2phy", .data = &rk3568_phy_cfgs },
--
2.39.5