From: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Enable the I2C core for this SoC. I add a new type because this version
has new features (e.g. DMA) which will be added somewhen later.
Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/i2c/i2c-rcar.txt | 1 +
drivers/i2c/busses/i2c-rcar.c | 3 +++
2 files changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-rcar.txt b/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
index 16b3e07aa98fdd..ea406eb20fa5ad 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
@@ -10,6 +10,7 @@ Required properties:
"renesas,i2c-r8a7792"
"renesas,i2c-r8a7793"
"renesas,i2c-r8a7794"
+ "renesas,i2c-r8a7795"
- reg: physical base address of the controller and length of memory mapped
region.
- interrupts: interrupt specifier.
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index d8361dada58455..3e125654bb288a 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -103,6 +103,7 @@
enum rcar_i2c_type {
I2C_RCAR_GEN1,
I2C_RCAR_GEN2,
+ I2C_RCAR_GEN3,
};
struct rcar_i2c_priv {
@@ -178,6 +179,7 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv,
cdf_width = 2;
break;
case I2C_RCAR_GEN2:
+ case I2C_RCAR_GEN3:
cdf_width = 3;
break;
default:
@@ -625,6 +627,7 @@ static const struct of_device_id rcar_i2c_dt_ids[] = {
{ .compatible = "renesas,i2c-r8a7792", .data = (void *)I2C_RCAR_GEN2 },
{ .compatible = "renesas,i2c-r8a7793", .data = (void *)I2C_RCAR_GEN2 },
{ .compatible = "renesas,i2c-r8a7794", .data = (void *)I2C_RCAR_GEN2 },
+ { .compatible = "renesas,i2c-r8a7795", .data = (void *)I2C_RCAR_GEN3 },
{},
};
MODULE_DEVICE_TABLE(of, rcar_i2c_dt_ids);
--
2.1.4
--
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