From: "Lad, Prabhakar" <prabhakar.csengg@xxxxxxxxx>
ksz9477 is superset of ksz9xx series, driver just works
out of the box for ksz9897 chip with this patch.
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
---
Documentation/devicetree/bindings/net/dsa/ksz.txt | 4 +++-
drivers/net/dsa/microchip/ksz_common.c | 9 +++++++++
drivers/net/dsa/microchip/ksz_spi.c | 1 +
3 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/net/dsa/ksz.txt b/Documentation/devicetree/bindings/net/dsa/ksz.txt
index a700943..ac145b8 100644
--- a/Documentation/devicetree/bindings/net/dsa/ksz.txt
+++ b/Documentation/devicetree/bindings/net/dsa/ksz.txt
@@ -4,7 +4,9 @@ Microchip KSZ Series Ethernet switches
Required properties:
- compatible: For external switch chips, compatible string must be exactly one
- of: "microchip,ksz9477"
+ of the following:
+ - "microchip,ksz9477"
+ - "microchip,ksz9897"
See Documentation/devicetree/bindings/net/dsa/dsa.txt for a list of additional
required and optional properties.
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 7210c49..54e0ca6 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -1102,6 +1102,15 @@ static const struct ksz_chip_data ksz_switch_chips[] = {
.cpu_ports = 0x7F, /* can be configured as cpu port */
.port_cnt = 7, /* total physical port count */
},
+ {
+ .chip_id = 0x00989700,
+ .dev_name = "KSZ9897",
+ .num_vlans = 4096,
+ .num_alus = 4096,
+ .num_statics = 16,
+ .cpu_ports = 0x7F, /* can be configured as cpu port */
+ .port_cnt = 7, /* total physical port count */
+ },
};
static int ksz_switch_init(struct ksz_device *dev)
diff --git a/drivers/net/dsa/microchip/ksz_spi.c b/drivers/net/dsa/microchip/ksz_spi.c
index c519469..8c1778b 100644
--- a/drivers/net/dsa/microchip/ksz_spi.c
+++ b/drivers/net/dsa/microchip/ksz_spi.c
@@ -195,6 +195,7 @@ static int ksz_spi_remove(struct spi_device *spi)
static const struct of_device_id ksz_dt_ids[] = {
{ .compatible = "microchip,ksz9477" },
+ { .compatible = "microchip,ksz9897" },
{},
};
MODULE_DEVICE_TABLE(of, ksz_dt_ids);
--
2.7.4
