Commit a1fdd107 authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Greg Kroah-Hartman
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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: default avatarPeter Chen <peter.chen@kernel.org>
Signed-off-by: default avatarDmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20201218120246.7759-8-digetx@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a728f91b

drivers/usb/chipidea/ci_hdrc_tegra.c

+14 −5
Original line number Diff line number Diff line
@@ -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 */

	}