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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-03-16 20:41:03 +0100 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2020-03-16 21:24:23 +0100 |
| commit | 0f6d04457a64f2393b05f662dc8d381ea1963c66 (patch) | |
| tree | 2d6a3c82d5e6d02b030b16df66da8bf9209b02ec /target/linux/bcm27xx/patches-5.4/950-0214-usb-xhci-Disable-the-XHCI-5-second-timeout.patch | |
| parent | d890f85e59617228b1e76e8cf45a9309904d9124 (diff) | |
| download | upstream-0f6d04457a64f2393b05f662dc8d381ea1963c66.tar.gz upstream-0f6d04457a64f2393b05f662dc8d381ea1963c66.tar.bz2 upstream-0f6d04457a64f2393b05f662dc8d381ea1963c66.zip | |
bcm27xx: sync 5.4 patches with RPi Foundation
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0214-usb-xhci-Disable-the-XHCI-5-second-timeout.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0214-usb-xhci-Disable-the-XHCI-5-second-timeout.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0214-usb-xhci-Disable-the-XHCI-5-second-timeout.patch b/target/linux/bcm27xx/patches-5.4/950-0214-usb-xhci-Disable-the-XHCI-5-second-timeout.patch new file mode 100644 index 0000000000..2f5e08b7a2 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0214-usb-xhci-Disable-the-XHCI-5-second-timeout.patch @@ -0,0 +1,29 @@ +From a71750c83a6f1f2f7c22864bbb4e62af5e70c214 Mon Sep 17 00:00:00 2001 +From: Tim Gover <tim.gover@raspberrypi.org> +Date: Fri, 22 Mar 2019 09:47:14 +0000 +Subject: [PATCH] usb: xhci: Disable the XHCI 5 second timeout + +If the VL805 EEPROM has not been programmed then boot will hang for five +seconds. The timeout seems to be arbitrary and is an unecessary +delay on the first boot. Remove the timeout. + +This is common code and probably can't be upstreamed unless the timeout +can be configurable somehow or perhaps the XHCI driver can be skipped +on the first boot. +--- + drivers/usb/host/xhci.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/usb/host/xhci.c ++++ b/drivers/usb/host/xhci.c +@@ -196,8 +196,9 @@ int xhci_reset(struct xhci_hcd *xhci) + if (xhci->quirks & XHCI_INTEL_HOST) + udelay(1000); + ++ // Hack: reduce handshake timeout from 10s 0.5s due to unprogrammed vl805 + ret = xhci_handshake(&xhci->op_regs->command, +- CMD_RESET, 0, 10 * 1000 * 1000); ++ CMD_RESET, 0, 500 * 1000); + if (ret) + return ret; + |