UPSTREAM: dt-bindings: gpio: brcmstb: add gpio-ranges

Add optional gpio-ranges device-tree property to the Broadcom
Set-Top-Box GPIO controller.

Bug: 353554778
Change-Id: I95d9e6153e91d4270e1802c97bb4863de8b494c0
Signed-off-by: Doug Berger <opendmb@gmail.com>
Acked-by: Florian Fainelli <florian.fainelli@broadcom.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240424185039.1707812-2-opendmb@gmail.com


Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
(cherry picked from commit 7c66f817)
Signed-off-by: Danesh Petigara <danesh.petigara@broadcom.com>
Signed-off-by: Pierre Couillaud <pierre@broadcom.com>