ipq40xx: backport I2C QUP driver changes from 4.17
authorPiotr Dymacz <pepe2k@gmail.com>
Sun, 3 Mar 2019 19:23:31 +0000 (20:23 +0100)
committerPiotr Dymacz <pepe2k@gmail.com>
Fri, 8 Mar 2019 18:28:31 +0000 (19:28 +0100)
ipq40xx: backport I2C QUP driver changes from 4.17

Backport below changes for I2C QUP driver from v4.17:

  0668bc44a426 i2c: qup: fix copyrights and update to SPDX identifier
  7239872fb340 i2c: qup: fixed releasing dma without flush operation completion
  eb422b539c1f i2c: qup: minor code reorganization for use_dma
  6d5f37f166bb i2c: qup: remove redundant variables for BAM SG count
  c5adc0fa63a9 i2c: qup: schedule EOT and FLUSH tags at the end of transfer
  7e6c35fe602d i2c: qup: fix the transfer length for BAM RX EOT FLUSH tags
  3f450d3eea14 i2c: qup: proper error handling for i2c error in BAM mode
  08f15963bc75 i2c: qup: use the complete transfer length to choose DMA mode
  ecb6e1e5f435 i2c: qup: change completion timeout according to transfer length
  6f2f0f6465ac i2c: qup: fix buffer overflow for multiple msg of maximum xfer len
  f7714b4e451b i2c: qup: send NACK for last read sub transfers
  fbfab1ab0658 i2c: qup: reorganization of driver code to remove polling for qup v1
  7545c7dba169 i2c: qup: reorganization of driver code to remove polling for qup v2

This fixes various I2C issues observed on AP120C-AC board equipped with
Atmel/Microchip AT97SC3205T TPM module.

Tested-by: Christian Lamparter <chunkeey@gmail.com>
Signed-off-by: Piotr Dymacz <pepe2k@gmail.com>
13 files changed:
target/linux/ipq40xx/patches-4.14/088-0001-i2c-qup-fix-copyrights-and-update-to-SPDX-identifier.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0002-i2c-qup-fixed-releasing-dma-without-flush-operation.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0003-i2c-qup-minor-code-reorganization-for-use_dma.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0004-i2c-qup-remove-redundant-variables-for-BAM-SG-count.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0005-i2c-qup-schedule-EOT-and-FLUSH-tags-at-the-end-of-tr.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0006-i2c-qup-fix-the-transfer-length-for-BAM-RX-EOT-FLUSH.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0007-i2c-qup-proper-error-handling-for-i2c-error-in-BAM-m.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0008-i2c-qup-use-the-complete-transfer-length-to-choose-D.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0009-i2c-qup-change-completion-timeout-according-to-trans.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0010-i2c-qup-fix-buffer-overflow-for-multiple-msg-of-maxi.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0011-i2c-qup-send-NACK-for-last-read-sub-transfers.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0012-i2c-qup-reorganization-of-driver-code-to-remove-poll.patch [new file with mode: 0644]
target/linux/ipq40xx/patches-4.14/088-0013-i2c-qup-reorganization-of-driver-code-to-remove-poll.patch [new file with mode: 0644]