diff options
| author | Svyatoslav Ryhel <clamor95@gmail.com> | 2026-02-02 10:05:24 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-02-05 17:16:24 +0100 |
| commit | a7abf50d3bbd8b8e79259e47a2a76953ccd903e3 (patch) | |
| tree | ba6f8d5f9be55db0bfcf253667603d869b52f914 | |
| parent | aacad391440ecc4f25e8d2db0d944a74fd874dd2 (diff) | |
usb: phy: tegra: return error value from utmi_wait_register
Return exact error value from utmi_wait_register during HSIC power on.
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Link: https://patch.msgid.link/20260202080526.23487-3-clamor95@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/phy/phy-tegra-usb.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/usb/phy/phy-tegra-usb.c b/drivers/usb/phy/phy-tegra-usb.c index 3a7a74f01d1c..6173b240c3ea 100644 --- a/drivers/usb/phy/phy-tegra-usb.c +++ b/drivers/usb/phy/phy-tegra-usb.c @@ -891,6 +891,7 @@ static int uhsic_phy_power_on(struct tegra_usb_phy *phy) struct tegra_utmip_config *config = phy->config; void __iomem *base = phy->regs; u32 val; + int err = 0; val = tegra_hsic_readl(phy, UHSIC_PADS_CFG1); val &= ~(UHSIC_PD_BG | UHSIC_PD_TX | UHSIC_PD_TRK | UHSIC_PD_RX | @@ -984,12 +985,14 @@ static int uhsic_phy_power_on(struct tegra_usb_phy *phy) val |= UHSIC_TX_RTUNE(phy->soc_config->uhsic_tx_rtune); tegra_hsic_writel(phy, UHSIC_PADS_CFG0, val); - if (utmi_wait_register(base + USB_SUSP_CTRL, USB_PHY_CLK_VALID, - USB_PHY_CLK_VALID)) + err = utmi_wait_register(base + USB_SUSP_CTRL, USB_PHY_CLK_VALID, + USB_PHY_CLK_VALID); + + if (err) dev_err(phy->u_phy.dev, "Timeout waiting for PHY to stabilize on enable (HSIC)\n"); - return 0; + return err; } static int uhsic_phy_power_off(struct tegra_usb_phy *phy) |