| From | Linus Walleij <> | Date | Thu, 29 Feb 2024 10:33:03 +0100 | Subject | Re: [PATCH v2 19/30] gpio: nomadik: request dynamic ID allocation |
| |
On Wed, Feb 28, 2024 at 12:28 PM Théo Lebrun <theo.lebrun@bootlin.com> wrote:
> Move away from statically allocated GPIO IDs. Switch to dynamic ID > allocation. Static IDs are deprecated because they cause issues when > multiple GPIO controllers are to be found on the same platform. > > Add a bit of complexity to do pin number -> GPIO chip + offset. > Previously, bank number and offsets were retrieved using division and > remainder (bank size being constant 32). Now, to get the pin number > matching a bank base, we must know the sum of ngpios of previous banks. > This is done in find_nmk_gpio_from_pin() which also exposes the offset > inside the bank. > > Also remove the assumption that bank sizes are constant. Instead of > using NMK_GPIO_PER_CHIP as bank size, use nmk_gpio_chips[i]->ngpio. > > Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
Patch applied!
Yours, Linus Walleij
|