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

Vignesh Raghavendra vigneshr at ti.com
Thu Sep 24 04:12:10 EDT 2020


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(-)

-- 
2.28.0




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