[PATCH v2 0/4] mtd: hyperbus: hbmc-am654: Add DMA support

From: Vignesh Raghavendra
Date: Thu Sep 24 2020 - 04:12:37 EST


This series add DMA support for reading data from HyperBus memory
devices for TI's AM654/J721e SoCs

With DMA there is ~5x improvement in read througput.

v2:
Fix DMAengine APIs usage issues pointed out by Peter.

Vignesh Raghavendra (4):
mtd: hyperbus: Provide per device private pointer
mtd: hyperbus: hbmc-am654: Fix direct mapping setup flash access
mtd: hyperbus: hbmc-am654: Drop pm_runtime* calls from probe
mtd: hyperbus: hbmc-am654: Add DMA support for reads

drivers/mtd/hyperbus/hbmc-am654.c | 144 ++++++++++++++++++++++++++----
include/linux/mtd/hyperbus.h | 2 +
2 files changed, 130 insertions(+), 16 deletions(-)

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2.28.0