diff options
| author | Dmitry Osipenko <digetx@gmail.com> | 2020-12-18 15:02:44 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-13 11:26:34 +0100 |
| commit | a1fdd107cd0c7cf3a575c994cc2766c67b6689e0 (patch) | |
| tree | 0135199cae5ed47bc78b0ec173b2ac462ea81948 | |
| parent | a728f91bcc70dc9c7f50ac25a37806c0bbb7108b (diff) | |
usb: chipidea: tegra: Specify TX FIFO threshold in UDC SoC info
The UDC/OTG controller could be switched to a host mode and the
TXFILLTUNING register needs to be programmed properly for the host
mode. Hence specify the TX FIFO threshold in the UDC SoC info.
Acked-by: Peter Chen <peter.chen@kernel.org>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20201218120246.7759-8-digetx@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/usb/chipidea/ci_hdrc_tegra.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_tegra.c b/drivers/usb/chipidea/ci_hdrc_tegra.c index 655671159511..90f2a8b786be 100644 --- a/drivers/usb/chipidea/ci_hdrc_tegra.c +++ b/drivers/usb/chipidea/ci_hdrc_tegra.c @@ -52,11 +52,20 @@ static const struct tegra_usb_soc_info tegra30_ehci_soc_info = { .txfifothresh = 16, }; -static const struct tegra_usb_soc_info tegra_udc_soc_info = { +static const struct tegra_usb_soc_info tegra20_udc_soc_info = { .flags = CI_HDRC_REQUIRES_ALIGNED_DMA | CI_HDRC_OVERRIDE_PHY_CONTROL | CI_HDRC_SUPPORTS_RUNTIME_PM, .dr_mode = USB_DR_MODE_UNKNOWN, + .txfifothresh = 10, +}; + +static const struct tegra_usb_soc_info tegra30_udc_soc_info = { + .flags = CI_HDRC_REQUIRES_ALIGNED_DMA | + CI_HDRC_OVERRIDE_PHY_CONTROL | + CI_HDRC_SUPPORTS_RUNTIME_PM, + .dr_mode = USB_DR_MODE_UNKNOWN, + .txfifothresh = 16, }; static const struct of_device_id tegra_usb_of_match[] = { @@ -68,16 +77,16 @@ static const struct of_device_id tegra_usb_of_match[] = { .data = &tegra30_ehci_soc_info, }, { .compatible = "nvidia,tegra20-udc", - .data = &tegra_udc_soc_info, + .data = &tegra20_udc_soc_info, }, { .compatible = "nvidia,tegra30-udc", - .data = &tegra_udc_soc_info, + .data = &tegra30_udc_soc_info, }, { .compatible = "nvidia,tegra114-udc", - .data = &tegra_udc_soc_info, + .data = &tegra30_udc_soc_info, }, { .compatible = "nvidia,tegra124-udc", - .data = &tegra_udc_soc_info, + .data = &tegra30_udc_soc_info, }, { /* sentinel */ } |