[PATCH 2/4] phy: phy-rockchip-inno-usb2: add support for RK3308 USB phy

From: Tobias Schramm
Date: Fri May 14 2021 - 06:26:49 EST


The RK3308 SoC uses a slightly different USB phy than other Rockchip
parts.
This commit adds support for that phy.

Signed-off-by: Tobias Schramm <t.schramm@xxxxxxxxxxx>
---
drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 44 +++++++++++++++++++
1 file changed, 44 insertions(+)

diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index 46ebdb1460a3..beacac1dd253 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -1256,6 +1256,49 @@ static const struct rockchip_usb2phy_cfg rk3228_phy_cfgs[] = {
{ /* sentinel */ }
};

+static const struct rockchip_usb2phy_cfg rk3308_phy_cfgs[] = {
+ {
+ .reg = 0x100,
+ .num_ports = 2,
+ .clkout_ctl = { 0x108, 4, 4, 1, 0 },
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x0100, 8, 0, 0, 0x1d1 },
+ .bvalid_det_en = { 0x3020, 2, 2, 0, 1 },
+ .bvalid_det_st = { 0x3024, 2, 2, 0, 1 },
+ .bvalid_det_clr = { 0x3028, 2, 2, 0, 1 },
+ .ls_det_en = { 0x3020, 0, 0, 0, 1 },
+ .ls_det_st = { 0x3024, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x3028, 0, 0, 0, 1 },
+ .utmi_avalid = { 0x0120, 10, 10, 0, 1 },
+ .utmi_bvalid = { 0x0120, 9, 9, 0, 1 },
+ .utmi_ls = { 0x0120, 5, 4, 0, 1 },
+ },
+ [USB2PHY_PORT_HOST] = {
+ .phy_sus = { 0x0104, 8, 0, 0, 0x1d1 },
+ .ls_det_en = { 0x3020, 1, 1, 0, 1 },
+ .ls_det_st = { 0x3024, 1, 1, 0, 1 },
+ .ls_det_clr = { 0x3028, 1, 1, 0, 1 },
+ .utmi_ls = { 0x0120, 17, 16, 0, 1 },
+ .utmi_hstdet = { 0x0120, 19, 19, 0, 1 }
+ }
+ },
+ .chg_det = {
+ .opmode = { 0x0100, 3, 0, 5, 1 },
+ .cp_det = { 0x0120, 24, 24, 0, 1 },
+ .dcp_det = { 0x0120, 23, 23, 0, 1 },
+ .dp_det = { 0x0120, 25, 25, 0, 1 },
+ .idm_sink_en = { 0x0108, 8, 8, 0, 1 },
+ .idp_sink_en = { 0x0108, 7, 7, 0, 1 },
+ .idp_src_en = { 0x0108, 9, 9, 0, 1 },
+ .rdm_pdwn_en = { 0x0108, 10, 10, 0, 1 },
+ .vdm_src_en = { 0x0108, 12, 12, 0, 1 },
+ .vdp_src_en = { 0x0108, 11, 11, 0, 1 },
+ },
+ },
+ { /* sentinel */ }
+};
+
static const struct rockchip_usb2phy_cfg rk3328_phy_cfgs[] = {
{
.reg = 0x100,
@@ -1425,6 +1468,7 @@ static const struct rockchip_usb2phy_cfg rv1108_phy_cfgs[] = {
static const struct of_device_id rockchip_usb2phy_dt_match[] = {
{ .compatible = "rockchip,px30-usb2phy", .data = &rk3328_phy_cfgs },
{ .compatible = "rockchip,rk3228-usb2phy", .data = &rk3228_phy_cfgs },
+ { .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,rk3399-usb2phy", .data = &rk3399_phy_cfgs },
--
2.31.1