netdev - [RFC PATCH net-next 2/5] net: macb: Add versal2 10GBE device support

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Message-ID: <20241009053946.3198805-3-vineeth.karumanchi@amd.com>
Date: Wed, 9 Oct 2024 11:09:43 +0530
From: Vineeth Karumanchi <vineeth.karumanchi@....com>
To: <nicolas.ferre@...rochip.com>, <claudiu.beznea@...on.dev>,
	<davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
	<pabeni@...hat.com>, <robh@...nel.org>, <krzk+dt@...nel.org>,
	<conor+dt@...nel.org>, <linux@...linux.org.uk>, <andrew@...n.ch>
CC: <vineeth.karumanchi@....com>, <netdev@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <git@....com>
Subject: [RFC PATCH net-next 2/5] net: macb: Add versal2 10GBE device support

Add 10GBE high-speed Mac support, it supports 10G, 5G, 2.5G and 1G speeds.
10GBE high speed Mac is an extension of the current 1G Mac in versal,
inheriting all its current features.

Signed-off-by: Vineeth Karumanchi <vineeth.karumanchi@....com>
---
 drivers/net/ethernet/cadence/macb_main.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 79db6cd01844..8f893f035289 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -4951,6 +4951,16 @@ static const struct macb_config versal_config = {
 	.usrio = &macb_default_usrio,
 };
 
+static const struct macb_config versal2_10gbe_config = {
+	.caps = MACB_CAPS_GIGABIT_MODE_AVAILABLE | MACB_CAPS_JUMBO |
+		MACB_CAPS_GEM_HAS_PTP | MACB_CAPS_BD_RD_PREFETCH | MACB_CAPS_QUEUE_DISABLE,
+	.dma_burst_length = 16,
+	.clk_init = macb_clk_init,
+	.init = init_reset_optional,
+	.jumbo_max_len = 10240,
+	.usrio = &macb_default_usrio,
+};
+
 static const struct of_device_id macb_dt_ids[] = {
 	{ .compatible = "cdns,at91sam9260-macb", .data = &at91sam9260_config },
 	{ .compatible = "cdns,macb" },
@@ -4974,6 +4984,7 @@ static const struct of_device_id macb_dt_ids[] = {
 	{ .compatible = "xlnx,zynqmp-gem", .data = &zynqmp_config},
 	{ .compatible = "xlnx,zynq-gem", .data = &zynq_config },
 	{ .compatible = "xlnx,versal-gem", .data = &versal_config},
+	{ .compatible = "amd,versal2-10gbe", .data = &versal2_10gbe_config},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, macb_dt_ids);
-- 
2.34.1