diff options
| -rw-r--r-- | drivers/phy/omap-usb2-phy.c | 45 |
1 files changed, 34 insertions, 11 deletions
diff --git a/drivers/phy/omap-usb2-phy.c b/drivers/phy/omap-usb2-phy.c index fd20e8c1688..be3bb0d3676 100644 --- a/drivers/phy/omap-usb2-phy.c +++ b/drivers/phy/omap-usb2-phy.c @@ -19,6 +19,11 @@ #define OMAP_DEV_PHY_PD BIT(0) #define OMAP_USB2_PHY_PD BIT(28) +#define AM437X_USB2_PHY_PD BIT(0) +#define AM437X_USB2_OTG_PD BIT(1) +#define AM437X_USB2_OTGVDET_EN BIT(19) +#define AM437X_USB2_OTGSESSEND_EN BIT(20) + #define USB2PHY_DISCON_BYP_LATCH BIT(31) #define USB2PHY_ANA_CONFIG1 (0x4c) @@ -60,6 +65,15 @@ static const struct usb_phy_data dra7x_usb2_phy2_data = { .power_off = OMAP_USB2_PHY_PD, }; +static const struct usb_phy_data am437x_usb2_data = { + .label = "am437x_usb2", + .flags = 0, + .mask = AM437X_USB2_PHY_PD | AM437X_USB2_OTG_PD | + AM437X_USB2_OTGVDET_EN | AM437X_USB2_OTGSESSEND_EN, + .power_on = AM437X_USB2_OTGVDET_EN | AM437X_USB2_OTGSESSEND_EN, + .power_off = AM437X_USB2_PHY_PD | AM437X_USB2_OTG_PD, +}; + static const struct udevice_id omap_usb2_id_table[] = { { .compatible = "ti,omap5-usb2", @@ -73,6 +87,10 @@ static const struct udevice_id omap_usb2_id_table[] = { .compatible = "ti,dra7x-usb2-phy2", .data = (ulong)&dra7x_usb2_phy2_data, }, + { + .compatible = "ti,am437x-usb2", + .data = (ulong)&am437x_usb2_data, + }, {}, }; @@ -170,20 +188,25 @@ int omap_usb2_phy_probe(struct udevice *dev) } regmap = syscon_regmap_lookup_by_phandle(dev, "syscon-phy-power"); - if (IS_ERR(regmap)) { - printf("can't get regmap (err %ld)\n", PTR_ERR(regmap)); - return PTR_ERR(regmap); + if (!IS_ERR(regmap)) { + priv->pwr_regmap = regmap; + rc = dev_read_u32_array(dev, "syscon-phy-power", tmp, 2); + if (rc) { + printf("couldn't get power reg. offset (err %d)\n", rc); + return rc; + } + priv->pwr_reg_offset = tmp[1]; + return 0; } - priv->pwr_regmap = regmap; - - rc = dev_read_u32_array(dev, "syscon-phy-power", tmp, 2); - if (rc) { - printf("couldn't get power reg. offset (err %d)\n", rc); - return rc; + regmap = syscon_regmap_lookup_by_phandle(dev, "ctrl-module"); + if (!IS_ERR(regmap)) { + priv->pwr_regmap = regmap; + priv->pwr_reg_offset = 0; + return 0; } - priv->pwr_reg_offset = tmp[1]; - return 0; + printf("can't get regmap (err %ld)\n", PTR_ERR(regmap)); + return PTR_ERR(regmap); } U_BOOT_DRIVER(omap_usb2_phy) = { |