From 0eacc702256c70bac411ebcfe29af6db0f7d0fbd Mon Sep 17 00:00:00 2001
From: Andrew Davidson <andrew@clearbluetechnologies.com>
Date: Tue, 11 Feb 2020 10:39:36 -0500
Subject: [PATCH] Use PIO USB driver instead of DMA

---
 linux/linux-4.19.defconfig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/linux/linux-4.19.defconfig b/linux/linux-4.19.defconfig
index b694bc9d..2b368df0 100644
--- a/linux/linux-4.19.defconfig
+++ b/linux/linux-4.19.defconfig
@@ -223,7 +223,7 @@ CONFIG_USB_ACM=y
 CONFIG_USB_STORAGE=y
 CONFIG_USB_MUSB_HDRC=y
 CONFIG_USB_MUSB_DSPS=y
-CONFIG_USB_TI_CPPI41_DMA=y
+CONFIG_MUSB_PIO_ONLY=y
 CONFIG_USB_SERIAL=y
 CONFIG_USB_SERIAL_CH341=y
 CONFIG_USB_SERIAL_CP210X=y
@@ -250,6 +250,7 @@ CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_LEDS_TRIGGER_TRANSIENT=y
 CONFIG_DMADEVICES=y
 CONFIG_DW_DMAC=y
+CONFIG_TI_CPPI41=y
 CONFIG_ASYNC_TX_DMA=y
 CONFIG_UIO=m
 CONFIG_UIO_PRUSS=m