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Diffstat (limited to 'firmware/export/config/fiiom3k.h')
-rw-r--r--firmware/export/config/fiiom3k.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/firmware/export/config/fiiom3k.h b/firmware/export/config/fiiom3k.h
index 5a2fa6c025..29395bd433 100644
--- a/firmware/export/config/fiiom3k.h
+++ b/firmware/export/config/fiiom3k.h
@@ -106,7 +106,6 @@
/* USB support */
#ifndef SIMULATOR
#define CONFIG_USBOTG USBOTG_DESIGNWARE
-#define USB_DW_ARCH_SLAVE
#define USB_DW_TURNAROUND 5
#define HAVE_USBSTACK
#define USB_VENDOR_ID 0x2972
@@ -117,6 +116,10 @@
#define HAVE_USB_CHARGING_IN_THREAD
#define TARGET_USB_CHARGING_DEFAULT USB_CHARGING_FORCE
#define HAVE_BOOTLOADER_USB_MODE
+/* This appears to improve transfer performance (the default is 64 KiB).
+ * Going any higher doesn't help but we're still slower than the OF. */
+#define USB_READ_BUFFER_SIZE (128 * 1024)
+#define USB_WRITE_BUFFER_SIZE (128 * 1024)
#endif
/* Rockbox capabilities */