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[109.252.192.57]) by smtp.gmail.com with ESMTPSA id i9sm1036472ljn.18.2020.12.18.04.11.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Dec 2020 04:11:34 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Peter Chen , Greg Kroah-Hartman , Alan Stern , Felipe Balbi , Matt Merhar , Nicolas Chauvet , Peter Geis , Ion Agorria Cc: linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 7/9] usb: chipidea: tegra: Specify TX FIFO threshold in UDC SoC info Date: Fri, 18 Dec 2020 15:02:44 +0300 Message-Id: <20201218120246.7759-8-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201218120246.7759-1-digetx@gmail.com> References: <20201218120246.7759-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org 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. Signed-off-by: Dmitry Osipenko --- drivers/usb/chipidea/ci_hdrc_tegra.c | 19 ++++++++++++++----- 1 file 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 */ }