DRA7 SoC has 2 CAN IPs. Provide compatible IDs and RAMINIT
register data for both.
Signed-off-by: Roger Quadros <rogerq@xxxxxx>
---
Documentation/devicetree/bindings/net/can/c_can.txt | 1 +
drivers/net/can/c_can/c_can_platform.c | 11 +++++++++++
2 files changed, 12 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/can/c_can.txt b/Documentation/devicetree/bindings/net/can/c_can.txt
index a3ca3ee..f682fdb 100644
--- a/Documentation/devicetree/bindings/net/can/c_can.txt
+++ b/Documentation/devicetree/bindings/net/can/c_can.txt
@@ -4,6 +4,7 @@ Bosch C_CAN/D_CAN controller Device Tree Bindings
Required properties:
- compatible : Should be "bosch,c_can" for C_CAN controllers and
"bosch,d_can" for D_CAN controllers.
+ Can be "ti,dra7-d_can".
- reg : physical base address and size of the C_CAN/D_CAN
registers map
- interrupts : property with a value describing the interrupt
diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c
index 71b9063..7a81db4 100644
--- a/drivers/net/can/c_can/c_can_platform.c
+++ b/drivers/net/can/c_can/c_can_platform.c
@@ -195,6 +195,16 @@ static struct c_can_driver_data d_can_drvdata = {
.id = BOSCH_D_CAN,
};
+static u8 dra7_raminit_start_bits[] = {3, 5};
+static u8 dra7_raminit_done_bits[] = {1, 2};
+static struct c_can_driver_data dra7_dcan_drvdata = {
+ .id = BOSCH_D_CAN,
+ .num_can = 2,
+ .raminit_start_bits = dra7_raminit_start_bits,
+ .raminit_done_bits = dra7_raminit_done_bits,
+ .raminit_pulse = true,
+};
+
static struct platform_device_id c_can_id_table[] = {
{
.name = KBUILD_MODNAME,
@@ -215,6 +225,7 @@ MODULE_DEVICE_TABLE(platform, c_can_id_table);
static const struct of_device_id c_can_of_table[] = {
{ .compatible = "bosch,c_can", .data = &c_can_drvdata },
{ .compatible = "bosch,d_can", .data = &d_can_drvdata },
+ { .compatible = "ti,dra7-d_can", .data = &dra7_dcan_drvdata },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, c_can_of_table);
--
1.8.3.2
--
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