Commit 5ceb3536 authored by Bartosz Golaszewski's avatar Bartosz Golaszewski
Browse files

gpio: TODO: add delimiters between tasks for better readability 



For better readability of the TODO, let's add some graphical delimiters
between tasks.

Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20250321-gpio-todo-updates-v1-4-7b38f07110ee@linaro.org


Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent c36420dc

drivers/gpio/TODO

+8 −0
Original line number Diff line number Diff line 
This is a place for planning the ongoing long-term work in the GPIO

subsystem.



===============================================================================



GPIO descriptors
@@ -48,6 +49,7 @@ Work items: 
  numberspace accessors from <linux/gpio.h> and eventually delete

  <linux/gpio.h> altogether.



-------------------------------------------------------------------------------



Get rid of <linux/of_gpio.h>
@@ -75,6 +77,7 @@ Work items: 
- Delete <linux/of_gpio.h> when all the above is complete and everything

  uses <linux/gpio/consumer.h> or <linux/gpio/driver.h> instead.



-------------------------------------------------------------------------------



Get rid of <linux/gpio/legacy-of-mm-gpiochip.h>
@@ -85,6 +88,7 @@ Work items: 
  to_of_mm_gpio_chip(), of_mm_gpiochip_add_data(), of_mm_gpiochip_remove(),

  CONFIG_OF_GPIO_MM_GPIOCHIP from the kernel.



-------------------------------------------------------------------------------



Collect drivers
@@ -99,6 +103,7 @@ At the same time it makes sense to get rid of code duplication in existing or 
new coming drivers. For example, gpio-ml-ioh should be incorporated into

gpio-pch.



-------------------------------------------------------------------------------



Generic MMIO GPIO
@@ -119,6 +124,7 @@ Work items: 
  helpers (x86 inb()/outb()) and convert port-mapped I/O drivers to use

  this with dry-coding and sending to maintainers to test



-------------------------------------------------------------------------------



Generic regmap GPIO
@@ -126,6 +132,7 @@ In the very similar way to Generic MMIO GPIO convert the users which can 
take advantage of using regmap over direct IO accessors. Note, even in

MMIO case the regmap MMIO with gpio-regmap.c is preferable over gpio-mmio.c.



-------------------------------------------------------------------------------



GPIOLIB irqchip
@@ -135,6 +142,7 @@ try to cover any generic kind of irqchip cascaded from a GPIO. 
- Look over and identify any remaining easily converted drivers and

  dry-code conversions to gpiolib irqchip for maintainers to test



-------------------------------------------------------------------------------



Moving over to immutable irq_chip structures