[PATCH v4 5/5] phy: rockchip-inno-usb2: add initial support for rk3588 PHY
Eugen Hristev
eugen.hristev at collabora.com
Tue Apr 4 16:11:55 CEST 2023
Add initial support for the rk3588 PHY variant.
The lookup for the host-port reg inside the struct now does a do {} while()
instead of a while() {} in order to allow a first check for reg == 0.
Co-developed-by: Frank Wang <frank.wang at rock-chips.com>
Signed-off-by: Frank Wang <frank.wang at rock-chips.com>
Signed-off-by: Eugen Hristev <eugen.hristev at collabora.com>
---
Changes in v4:
- moved all vbus/phy-supply to the core
Changes in v3:
- add handling of -EBUSY and -EALREADY for regulator return
Changes in v2:
- add handling of -EACCES
drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 60 ++++++++++++++++++-
1 file changed, 58 insertions(+), 2 deletions(-)
diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
index 55e1dbcfef7e..22e2797eea28 100644
--- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
+++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c
@@ -201,14 +201,14 @@ static int rockchip_usb2phy_probe(struct udevice *dev)
/* find out a proper config which can be matched with dt. */
index = 0;
- while (phy_cfgs[index].reg) {
+ do {
if (phy_cfgs[index].reg == reg) {
priv->phy_cfg = &phy_cfgs[index];
break;
}
++index;
- }
+ } while (phy_cfgs[index].reg);
if (!priv->phy_cfg) {
dev_err(dev, "failed find proper phy-cfg\n");
@@ -348,6 +348,58 @@ static const struct rockchip_usb2phy_cfg rk3568_phy_cfgs[] = {
{ /* sentinel */ }
};
+static const struct rockchip_usb2phy_cfg rk3588_phy_cfgs[] = {
+ {
+ .reg = 0x0000,
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x000c, 11, 11, 0, 1 },
+ .ls_det_en = { 0x0080, 0, 0, 0, 1 },
+ .ls_det_st = { 0x0084, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x0088, 0, 0, 0, 1 },
+ .utmi_ls = { 0x00c0, 10, 9, 0, 1 },
+ }
+ },
+ },
+ {
+ .reg = 0x4000,
+ .port_cfgs = {
+ [USB2PHY_PORT_OTG] = {
+ .phy_sus = { 0x000c, 11, 11, 0, 0 },
+ .ls_det_en = { 0x0080, 0, 0, 0, 1 },
+ .ls_det_st = { 0x0084, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x0088, 0, 0, 0, 1 },
+ .utmi_ls = { 0x00c0, 10, 9, 0, 1 },
+ }
+ },
+ },
+ {
+ .reg = 0x8000,
+ .port_cfgs = {
+ [USB2PHY_PORT_HOST] = {
+ .phy_sus = { 0x0008, 2, 2, 0, 1 },
+ .ls_det_en = { 0x0080, 0, 0, 0, 1 },
+ .ls_det_st = { 0x0084, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x0088, 0, 0, 0, 1 },
+ .utmi_ls = { 0x00c0, 10, 9, 0, 1 },
+ }
+ },
+ },
+ {
+ .reg = 0xc000,
+ .port_cfgs = {
+ [USB2PHY_PORT_HOST] = {
+ .phy_sus = { 0x0008, 2, 2, 0, 1 },
+ .ls_det_en = { 0x0080, 0, 0, 0, 1 },
+ .ls_det_st = { 0x0084, 0, 0, 0, 1 },
+ .ls_det_clr = { 0x0088, 0, 0, 0, 1 },
+ .utmi_ls = { 0x00c0, 10, 9, 0, 1 },
+ }
+ },
+ },
+ { /* sentinel */ }
+};
+
static const struct udevice_id rockchip_usb2phy_ids[] = {
{
.compatible = "rockchip,rk3399-usb2phy",
@@ -357,6 +409,10 @@ static const struct udevice_id rockchip_usb2phy_ids[] = {
.compatible = "rockchip,rk3568-usb2phy",
.data = (ulong)&rk3568_phy_cfgs,
},
+ {
+ .compatible = "rockchip,rk3588-usb2phy",
+ .data = (ulong)&rk3588_phy_cfgs,
+ },
{ /* sentinel */ }
};
--
2.34.1
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