[PATCH v5 0/3] mmc: mediatek: add support for SDIO async IRQ

[Axe Yang]

Change in v5:
- resort variables to reversed xmas tree order
- restore old copyright year range and add current year back

Change in v4:
- add MMC_CAP2_SDIO_ASYNC_IRQ judge before lookup eint pinctrl
- replace spin_lock_irqsave() variant with spin_lock() in eint irq handler

Changes in v3:
- correct abbreviations with capital letters in commit message
- replace copyright year with 2022 in mtk-sd.c
- remove unnessary pointer casting
- adjust variable order to reversed xmas tree
- remove a redundant blank line
- refine if statement, following standard pattern

Change in v2:
- change flag name from 'cap-sdio-async-int' to 'cap-sdio-async-irq'
- change corresponding macro names from xxx_INT to xxx_IRQ
- resort new member in msdc_host structure
- refine function msdc_request_dat1_eint_irq()
- rename msdc_{suspend,resume} function names, add suffix '_noirq'
- add MMC_CAP2_NO_SDIO judgement before parse eint related pin setting

Axe Yang (3):
  dt-bindings: mmc: add cap-sdio-async-irq flag
  mmc: core: Add support for SDIO async interrupt
  mmc: mediatek: add support for SDIO eint IRQ

 .../bindings/mmc/mmc-controller.yaml          |   5 +
 drivers/mmc/core/host.c                       |   2 +
 drivers/mmc/core/sdio.c                       |  17 +++
 drivers/mmc/host/mtk-sd.c                     | 123 ++++++++++++++++--
 include/linux/mmc/card.h                      |   3 +-
 include/linux/mmc/host.h                      |   1 +
 include/linux/mmc/sdio.h                      |   5 +
 7 files changed, 147 insertions(+), 9 deletions(-)

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2.25.1