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authorLad, Prabhakar <prabhakar.csengg@gmail.com>2018-08-15 16:51:23 +0100
committerDavid S. Miller <davem@davemloft.net>2018-08-16 12:24:55 -0700
commit45316818371d1fb3ecbffa4d4a2d0550e1822e92 (patch)
tree52e66e9186479cda51183497357ae49cba82aed6
parent7797b93b756dabffd1a8db3e7e7b778fb07ef0a6 (diff)
downloadsyzbot-bug-45316818371d1fb3ecbffa4d4a2d0550e1822e92.tar.gz
net: dsa: add support for ksz9897 ethernet switch
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@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--Documentation/devicetree/bindings/net/dsa/ksz.txt4
-rw-r--r--drivers/net/dsa/microchip/ksz_common.c9
-rw-r--r--drivers/net/dsa/microchip/ksz_spi.c1
3 files changed, 13 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/net/dsa/ksz.txt b/Documentation/devicetree/bindings/net/dsa/ksz.txt
index a700943218cac9..ac145b885e9553 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 7210c49b79222b..54e0ca6ed7308c 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 c51946983bedc0..8c1778b42701a9 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);