Thread (10 messages) read the whole thread 10 messages, 4 authors, 2019-05-16

Re: [PATCH 3/3] pinctrl: bcm2835: bcm7211: Add support for 7211 pull-up functionality

From: Linus Walleij <hidden>
Date: 2019-05-16 13:27:55
Also in: linux-devicetree, linux-gpio, lkml

On Thu, May 9, 2019 at 11:01 PM Florian Fainelli [off-list ref] wrote:
From: Al Cooper <alcooperx@gmail.com>

The 7211 has a new way of selecting the pull-up/pull-down setting
for a GPIO pin. The registers used for the bcm2837, GP_PUD and
GP_PUDCLKn0, are no longer connected. A new set of registers,
GP_GPIO_PUP_PDN_CNTRL_REGx must be used. This commit will add
a new compatible string "brcm,bcm7211-gpio" and the kernel
driver will use it to select which method is used to select
pull-up/pull-down.

Signed-off-by: Al Cooper <alcooperx@gmail.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Following the discussion with Stefan it appears this patch
needs more work, but you will only need to resend this
one patch.

Yours,
Linus Walleij

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