[RFC 09/37] soc: renesas: rcar-rst: Add generic compatible strings

[Fabrizio Castro]

This commit introduces generic compatible strings to use as fallback,
so that devices compatible with the generic implementation may avoid
changing the driver.

Signed-off-by: Fabrizio Castro <fabrizio.castro at bp.renesas.com>
Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram at bp.renesas.com>
---
 drivers/soc/renesas/rcar-rst.c | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/drivers/soc/renesas/rcar-rst.c b/drivers/soc/renesas/rcar-rst.c
index 3316b02..f7a0d54 100644
--- a/drivers/soc/renesas/rcar-rst.c
+++ b/drivers/soc/renesas/rcar-rst.c
@@ -25,8 +25,16 @@ static const struct rst_config rcar_rst_gen2 __initconst = {
 	.modemr = 0x60,
 };
 
+static const struct rst_config rcar_rst_gen3 __initconst = {
+	.modemr = 0x60,
+};
+
 static const struct of_device_id rcar_rst_matches[] __initconst = {
-	/* RZ/G is handled like R-Car Gen2 */
+	/* generic compatible strings */
+	{ .compatible = "renesas,rcar-gen1-rst", .data = &rcar_rst_gen1 },
+	{ .compatible = "renesas,rcar-gen2-rst", .data = &rcar_rst_gen2 },
+	{ .compatible = "renesas,rcar-gen3-rst", .data = &rcar_rst_gen3 },
+	/* RZ/G */
 	{ .compatible = "renesas,r8a7743-rst", .data = &rcar_rst_gen2 },
 	{ .compatible = "renesas,r8a7745-rst", .data = &rcar_rst_gen2 },
 	/* R-Car Gen1 */
@@ -38,11 +46,11 @@ static const struct of_device_id rcar_rst_matches[] __initconst = {
 	{ .compatible = "renesas,r8a7792-rst", .data = &rcar_rst_gen2 },
 	{ .compatible = "renesas,r8a7793-rst", .data = &rcar_rst_gen2 },
 	{ .compatible = "renesas,r8a7794-rst", .data = &rcar_rst_gen2 },
-	/* R-Car Gen3 is handled like R-Car Gen2 */
-	{ .compatible = "renesas,r8a7795-rst", .data = &rcar_rst_gen2 },
-	{ .compatible = "renesas,r8a7796-rst", .data = &rcar_rst_gen2 },
-	{ .compatible = "renesas,r8a77970-rst", .data = &rcar_rst_gen2 },
-	{ .compatible = "renesas,r8a77995-rst", .data = &rcar_rst_gen2 },
+	/* R-Car Gen3 */
+	{ .compatible = "renesas,r8a7795-rst", .data = &rcar_rst_gen3 },
+	{ .compatible = "renesas,r8a7796-rst", .data = &rcar_rst_gen3 },
+	{ .compatible = "renesas,r8a77970-rst", .data = &rcar_rst_gen3 },
+	{ .compatible = "renesas,r8a77995-rst", .data = &rcar_rst_gen3 },
 	{ /* sentinel */ }
 };
 
-- 
2.7.4