Add fallback compatibility string for R-Car Gen2 and Gen3, This is
in keeping with the fallback scheme being adopted wherever appropriate
for drivers for Renesas SoCs.
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@xxxxxxxxx>
---
Documentation/devicetree/bindings/media/rcar_vin.txt | 8 +++++++-
drivers/media/platform/soc_camera/rcar_vin.c | 3 +++
2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/media/rcar_vin.txt b/Documentation/devicetree/bindings/media/rcar_vin.txt
index 9dafe6b..c13ec5a 100644
--- a/Documentation/devicetree/bindings/media/rcar_vin.txt
+++ b/Documentation/devicetree/bindings/media/rcar_vin.txt
@@ -6,12 +6,18 @@ family of devices. The current blocks are always slaves and suppot one input
channel which can be either RGB, YUYV or BT656.
- compatible: Must be one of the following
+ - "renesas,rcar-gen2-vin" for R-Car Gen2 Series
+ - "renesas,rcar-gen3-vin" for R-Car Gen3 Series
- "renesas,vin-r8a7794" for the R8A7794 device
- "renesas,vin-r8a7793" for the R8A7793 device
- "renesas,vin-r8a7791" for the R8A7791 device
- "renesas,vin-r8a7790" for the R8A7790 device
- "renesas,vin-r8a7779" for the R8A7779 device
- "renesas,vin-r8a7778" for the R8A7778 device
+
+ When compatible with the generic version, nodes must list the SoC-specific
+ version corresponding to the platform first followed by the generic version.
+
- reg: the register base and size for the device registers
- interrupts: the interrupt for the device
- clocks: Reference to the parent clock
@@ -36,7 +42,7 @@ Device node example
};
vin0: vin@0xe6ef0000 {
- compatible = "renesas,vin-r8a7790";
+ compatible = "renesas,vin-r8a7790","renesas,rcar-gen2-vin";
clocks = <&mstp8_clks R8A7790_CLK_VIN0>;
reg = <0 0xe6ef0000 0 0x1000>;
interrupts = <0 188 IRQ_TYPE_LEVEL_HIGH>;
diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index b7fd695..cccd859 100644
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -143,6 +143,7 @@
#define RCAR_VIN_BT656 (1 << 3)
enum chip_id {
+ RCAR_GEN3,
RCAR_GEN2,
RCAR_H1,
RCAR_M1,
@@ -1818,6 +1819,8 @@ static struct soc_camera_host_ops rcar_vin_host_ops = {
#ifdef CONFIG_OF
static const struct of_device_id rcar_vin_of_table[] = {
+ { .compatible = "renesas,rcar-gen2-vin", .data = (void *)RCAR_GEN2 },
+ { .compatible = "renesas,rcar-gen3-vin", .data = (void *)RCAR_GEN3 },
{ .compatible = "renesas,vin-r8a7794", .data = (void *)RCAR_GEN2 },
{ .compatible = "renesas,vin-r8a7793", .data = (void *)RCAR_GEN2 },
{ .compatible = "renesas,vin-r8a7791", .data = (void *)RCAR_GEN2 },
--
1.9.1
--
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