]> git.ipfire.org Git - thirdparty/linux.git/commit
phy: tegra: xusb: Disable periodic tracking on Tegra234
authorHaotien Hsu <haotienh@nvidia.com>
Mon, 19 May 2025 09:09:29 +0000 (17:09 +0800)
committerVinod Koul <vkoul@kernel.org>
Sun, 15 Jun 2025 14:16:02 +0000 (19:46 +0530)
commit7be54870e9bf5ed0b4fe2a23b41a630527882de5
tree1e1c8f0714a3d7872ee45806dfb4716b7b26d093
parent24c63c590adca310e0df95c77cf7aa5552bc3fc5
phy: tegra: xusb: Disable periodic tracking on Tegra234

Periodic calibration updates (~10µs) may overlap with transfers when
PCIe NVMe SSD, LPDDR, and USB2 devices operate simultaneously, causing
crosstalk on Tegra234 devices. Hence disable periodic calibration updates
and make this a one-time calibration.

Fixes: d8163a32ca95 ("phy: tegra: xusb: Add Tegra234 support")
Cc: stable@vger.kernel.org
Signed-off-by: Haotien Hsu <haotienh@nvidia.com>
Signed-off-by: Wayne Chang <waynec@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Link: https://lore.kernel.org/r/20250519090929.3132456-3-waynec@nvidia.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/phy/tegra/xusb-tegra186.c