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[RFC,v5,0/6] ARM: pxa: GPIO descriptor conversions

Message ID 20231004-pxa-gpio-v5-0-d99ae6fceea8@skole.hr
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Series ARM: pxa: GPIO descriptor conversions | expand

Message

Duje Mihanović Oct. 4, 2023, 2:56 p.m. UTC 
Hello,

Small series to convert some of the board files in the mach-pxa directory
to use the new GPIO descriptor interface.

Most notably, the am200epd, am300epd and Spitz matrix keypad among
others are not converted in this series.

Signed-off-by: Duje Mihanović <duje.mihanovic@skole.hr>
---
Changes in v5:
- Address maintainer comments:
  - Rename "reset generator" GPIO to "reset"
  - Rename ads7846_wait_for_sync() to ads7846_wait_for_sync_gpio()
  - Properly bail out when requesting USB host GPIO fails
  - Use dev_err_probe() when requesting touchscreen sync GPIO fails
  - Use static gpio_desc for gumstix bluetooth reset
- Pulse gumstix bluetooth reset line correctly (assert, then deassert)
- Fix style issue in ads7846_wait_for_sync_gpio()
- Update trailers
- Link to v4: https://lore.kernel.org/r/20231001-pxa-gpio-v4-0-0f3b975e6ed5@skole.hr

Changes in v4:
- Address maintainer comments:
  - Move wait_for_sync() from spitz.c to driver
  - Register LED platform device before getting its gpiod-s
- Add Linus' Reviewed-by
- Link to v3: https://lore.kernel.org/r/20230929-pxa-gpio-v3-0-af8d5e5d1f34@skole.hr

Changes in v3:
- Address maintainer comments:
  - Use GPIO_LOOKUP_IDX for LEDs
  - Drop unnecessary NULL assignments
  - Don't give up on *all* SPI devices if hsync cannot be set up
- Add Linus' Acked-by
- Link to v2: https://lore.kernel.org/r/20230926-pxa-gpio-v2-0-984464d165dd@skole.hr

Changes in v2:
- Address maintainer comments:
  - Change mentions of function to function()
  - Drop cast in OHCI driver dev_warn() call
  - Use %pe in OHCI and reset drivers
  - Use GPIO _optional() API in OHCI driver
  - Drop unnecessary not-null check in OHCI driver
  - Use pr_err() instead of printk() in reset driver
- Rebase on v6.6-rc3
- Link to v1: https://lore.kernel.org/r/20230924-pxa-gpio-v1-0-2805b87d8894@skole.hr

---
Duje Mihanović (6):
      ARM: pxa: Convert Spitz OHCI to GPIO descriptors
      ARM: pxa: Convert Spitz LEDs to GPIO descriptors
      ARM: pxa: Convert Spitz CF power control to GPIO descriptors
      ARM: pxa: Convert reset driver to GPIO descriptors
      ARM: pxa: Convert gumstix Bluetooth to GPIO descriptors
      input: ads7846: Move wait_for_sync() logic to driver

 arch/arm/mach-pxa/gumstix.c         | 22 ++++++------
 arch/arm/mach-pxa/reset.c           | 39 +++++++--------------
 arch/arm/mach-pxa/reset.h           |  3 +-
 arch/arm/mach-pxa/spitz.c           | 69 +++++++++++++++++++++++++------------
 drivers/input/touchscreen/ads7846.c | 22 ++++++++----
 drivers/usb/host/ohci-pxa27x.c      |  7 ++++
 include/linux/spi/ads7846.h         |  1 -
 7 files changed, 94 insertions(+), 69 deletions(-)
---
base-commit: 6465e260f48790807eef06b583b38ca9789b6072
change-id: 20230807-pxa-gpio-3ce25d574814

Best regards,