From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
This patch adds DT compatible for Renesas R-Car Gen1/Gen2.
Current driver has SoC level .compatible
(r8a7778/r8a7779/r8a7790/r8a7791/r8a7792/r8a7793/r8a7794),
but these can be match as generation level.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/i2c/i2c-rcar.txt | 4 +++-
drivers/i2c/busses/i2c-rcar.c | 2 ++
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-rcar.txt b/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
index 16b3e07..0f9e812 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
@@ -3,6 +3,8 @@ I2C for R-Car platforms
Required properties:
- compatible: Must be one of
"renesas,i2c-rcar"
+ "renesas,i2c-rcar-gen1"
+ "renesas,i2c-rcar-gen2"
"renesas,i2c-r8a7778"
"renesas,i2c-r8a7779"
"renesas,i2c-r8a7790"
@@ -24,7 +26,7 @@ Examples :
i2c0: i2c@e6508000 {
#address-cells = <1>;
#size-cells = <0>;
- compatible = "renesas,i2c-r8a7791";
+ compatible = "renesas,i2c-r8a7791", "renesas,i2c-rcar-gen2";
reg = <0 0xe6508000 0 0x40>;
interrupts = <0 287 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7791_CLK_I2C0>;
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index f3c7139..6f805f8 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -487,6 +487,8 @@ static const struct i2c_algorithm rcar_i2c_algo = {
static const struct of_device_id rcar_i2c_dt_ids[] = {
{ .compatible = "renesas,i2c-rcar", .data = (void *)I2C_RCAR_GEN1 },
+ { .compatible = "renesas,i2c-rcar-gen1", .data = (void *)I2C_RCAR_GEN1 },
+ { .compatible = "renesas,i2c-rcar-gen2", .data = (void *)I2C_RCAR_GEN2 },
{ .compatible = "renesas,i2c-r8a7778", .data = (void *)I2C_RCAR_GEN1 },
{ .compatible = "renesas,i2c-r8a7779", .data = (void *)I2C_RCAR_GEN1 },
{ .compatible = "renesas,i2c-r8a7790", .data = (void *)I2C_RCAR_GEN2 },
--
1.7.9.5
--
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