irqchip: Enable compile-testing for Renesas drivers

Enable compile-testing for all Renesas interrupt controller drivers,
except for RENESAS_H8300H_INTC.  The latter relies on a function
(ctrl_bclr()) that is not available on other architectures.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

1 files changed, 16 insertions, 4 deletions

diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 2d3b5a27cc98..fe509b88f99a 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -217,17 +217,26 @@ config RDA_INTC
         select IRQ_DOMAIN
 
 config RENESAS_INTC_IRQPIN
-        bool
+        bool "Renesas INTC External IRQ Pin Support" if COMPILE_TEST
         select IRQ_DOMAIN
+        help
+          Enable support for the Renesas Interrupt Controller for external
+          interrupt pins, as found on SH/R-Mobile and R-Car Gen1 SoCs.
 
 config RENESAS_IRQC
-        bool
+        bool "Renesas R-Mobile APE6 and R-Car IRQC support" if COMPILE_TEST
         select GENERIC_IRQ_CHIP
         select IRQ_DOMAIN
+        help
+          Enable support for the Renesas Interrupt Controller for external
+          devices, as found on R-Mobile APE6, R-Car Gen2, and R-Car Gen3 SoCs.
 
 config RENESAS_RZA1_IRQC
-        bool
+        bool "Renesas RZ/A1 IRQC support" if COMPILE_TEST
         select IRQ_DOMAIN_HIERARCHY
+        help
+          Enable support for the Renesas RZ/A1 Interrupt Controller, to use up
+          to 8 external interrupts with configurable sense select.
 
 config ST_IRQCHIP
         bool
@@ -303,8 +312,11 @@ config RENESAS_H8300H_INTC
         select IRQ_DOMAIN
 
 config RENESAS_H8S_INTC
-        bool
+        bool "Renesas H8S Interrupt Controller Support" if COMPILE_TEST
         select IRQ_DOMAIN
+        help
+          Enable support for the Renesas H8/300 Interrupt Controller, as found
+          on Renesas H8S SoCs.
 
 config IMX_GPCV2
         bool