From 45316818371d1fb3ecbffa4d4a2d0550e1822e92 Mon Sep 17 00:00:00 2001 From: "Lad, Prabhakar" Date: Wed, 15 Aug 2018 16:51:23 +0100 Subject: [PATCH] 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 Reviewed-by: Florian Fainelli Signed-off-by: David S. Miller --- 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 a700943218ca..ac145b885e95 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 7210c49b7922..54e0ca6ed730 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 c51946983bed..8c1778b42701 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);