bus: brcmstb_gisb: Depend on SoC specifics over generic arm

Depend on the explicit SoC defines rather than generic
architectures like most of the rest of the HW drivers do.

Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Link: https://lore.kernel.org/r/20231009135833.17880-4-pbrobinson@gmail.com
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>

drivers/bus/Kconfig

@@ -31,7 +31,7 @@ config ARM_INTEGRATOR_LM
 
 config BRCMSTB_GISB_ARB
 	tristate "Broadcom STB GISB bus arbiter"
-	depends on ARM || ARM64 || MIPS
+	depends on ARCH_BRCMSTB || BMIPS_GENERIC
 	default ARCH_BRCMSTB || BMIPS_GENERIC
 	help
 	  Driver for the Broadcom Set Top Box System-on-a-chip internal bus