media: rcar-csi2: add R8A77980 support

Add the R-Car V3H (AKA R8A77980) SoC support to the R-Car CSI2 driver.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

Documentation/devicetree/bindings/media/renesas,rcar-csi2.txt

@@ -12,6 +12,7 @@ Mandatory properties
    - "renesas,r8a7796-csi2" for the R8A7796 device.
    - "renesas,r8a77965-csi2" for the R8A77965 device.
    - "renesas,r8a77970-csi2" for the R8A77970 device.
+   - "renesas,r8a77980-csi2" for the R8A77980 device.
    - "renesas,r8a77990-csi2" for the R8A77990 device.
 
  - reg: the register base and size for the device registers

drivers/media/platform/rcar-vin/rcar-csi2.c

@@ -971,6 +971,13 @@ static const struct rcar_csi2_info rcar_csi2_info_r8a77970 = {
 	.num_channels = 4,
 };
 
+static const struct rcar_csi2_info rcar_csi2_info_r8a77980 = {
+	.init_phtw = rcsi2_init_phtw_h3_v3h_m3n,
+	.hsfreqrange = hsfreqrange_h3_v3h_m3n,
+	.csi0clkfreqrange = 0x20,
+	.clear_ulps = true,
+};
+
 static const struct rcar_csi2_info rcar_csi2_info_r8a77990 = {
 	.init_phtw = rcsi2_init_phtw_v3m_e3,
 	.confirm_start = rcsi2_confirm_start_v3m_e3,
@@ -994,6 +1001,10 @@ static const struct of_device_id rcar_csi2_of_table[] = {
 		.compatible = "renesas,r8a77970-csi2",
 		.data = &rcar_csi2_info_r8a77970,
 	},
+	{
+		.compatible = "renesas,r8a77980-csi2",
+		.data = &rcar_csi2_info_r8a77980,
+	},
 	{
 		.compatible = "renesas,r8a77990-csi2",
 		.data = &rcar_csi2_info_r8a77990,