[PATCH] ARM: dts: bcm283x: Fix fifo size for EP 6,7

Stefan Wahren stefan.wahren at i2se.com
Sat Oct 7 03:16:54 PDT 2017


In case the RPi Zero has at least a device connected to the OTG port
at boot time, the upper limit of tx fifo size for endpoint 6 and 7 is
also reduced to 512 bytes. So fix this accordingly.

Signed-off-by: Stefan Wahren <stefan.wahren at i2se.com>
Fixes: 1aa1d858f582 ("ARM: dts: bcm283x: Add dtsi for OTG mode")
---
 arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi b/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
index e7d217c..b9dff34 100644
--- a/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
+++ b/arch/arm/boot/dts/bcm283x-rpi-usb-otg.dtsi
@@ -6,5 +6,5 @@
 	 * According to dwc2 the sum of all device EP
 	 * fifo sizes shouldn't exceed 3776 bytes.
 	 */
-	g-tx-fifo-size = <256 256 512 512 512 768 768>;
+	g-tx-fifo-size = <256 256 512 512 512 512 512>;
 };
-- 
2.7.4




More information about the linux-rpi-kernel mailing list