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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-5.4/950-0429-overlays-dwc2-Increase-RX-FIFO-size.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-5.4/950-0429-overlays-dwc2-Increase-RX-FIFO-size.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0429-overlays-dwc2-Increase-RX-FIFO-size.patch | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0429-overlays-dwc2-Increase-RX-FIFO-size.patch b/target/linux/bcm27xx/patches-5.4/950-0429-overlays-dwc2-Increase-RX-FIFO-size.patch deleted file mode 100644 index 23bc39b3d8..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0429-overlays-dwc2-Increase-RX-FIFO-size.patch +++ /dev/null @@ -1,46 +0,0 @@ -From 1257716d9bae9730c43c636046983f5d80c4efc8 Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.com> -Date: Tue, 4 Feb 2020 13:03:21 +0000 -Subject: [PATCH] overlays: dwc2: Increase RX FIFO size - -The previous version of the dwc2 overlay set the RX FIFO size to -256 4-byte words. This sounds large enough for a 1024 byte packet (the -largest isochronous high speed packet allowed), but it doesn't take -into account some extra space needed by the hardware. - -Minas Harutyunyan at Synopsys (the source of the DWC OTG design) -came up with a more correct value, 301, but since there is spare packet -RAM this can be increased to 558 to allow two packets per frame. - -Also update the upstream overlay to match. - -See: https://github.com/raspberrypi/linux/issues/3447 - -Signed-off-by: Phil Elwell <phil@raspberrypi.com> ---- - arch/arm/boot/dts/overlays/dwc2-overlay.dts | 2 +- - arch/arm/boot/dts/overlays/upstream-overlay.dts | 2 +- - 2 files changed, 2 insertions(+), 2 deletions(-) - ---- a/arch/arm/boot/dts/overlays/dwc2-overlay.dts -+++ b/arch/arm/boot/dts/overlays/dwc2-overlay.dts -@@ -12,7 +12,7 @@ - compatible = "brcm,bcm2835-usb"; - dr_mode = "otg"; - g-np-tx-fifo-size = <32>; -- g-rx-fifo-size = <256>; -+ g-rx-fifo-size = <558>; - g-tx-fifo-size = <512 512 512 512 512 256 256>; - status = "okay"; - }; ---- a/arch/arm/boot/dts/overlays/upstream-overlay.dts -+++ b/arch/arm/boot/dts/overlays/upstream-overlay.dts -@@ -123,7 +123,7 @@ - compatible = "brcm,bcm2835-usb"; - dr_mode = "otg"; - g-np-tx-fifo-size = <32>; -- g-rx-fifo-size = <256>; -+ g-rx-fifo-size = <558>; - g-tx-fifo-size = <512 512 512 512 512 256 256>; - status = "okay"; - }; |