gpio: brcmstb: Allow building driver for ARCH_BCM2835

The GPIO_BRCMSTB hardware IP is also included in the bcm2712
SoC so enable the driver to also be built for ARCH_BCM2835.
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20240530181737.1261450-1-pbrobinson@gmail.comSigned-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

drivers/gpio/Kconfig

@@ -219,7 +219,7 @@ config GPIO_BCM_XGS_IPROC
 config GPIO_BRCMSTB
 	tristate "BRCMSTB GPIO support"
 	default y if (ARCH_BRCMSTB || BMIPS_GENERIC)
-	depends on OF_GPIO && (ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST)
+	depends on OF_GPIO && (ARCH_BRCMSTB || ARCH_BCM2835 || BMIPS_GENERIC || COMPILE_TEST)
 	select GPIO_GENERIC
 	select IRQ_DOMAIN
 	help