linux-kernel - [PATCH v2 04/11] net: stmmac: dwmac-stm32: add management of stm32mp13

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Date: Fri, 26 Apr 2024 14:57:00 +0200
From: Christophe Roullier <christophe.roullier@...s.st.com>
To: "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni
	<pabeni@...hat.com>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue
	<alexandre.torgue@...s.st.com>,
        Richard Cochran <richardcochran@...il.com>,
        Jose Abreu <joabreu@...opsys.com>, Liam Girdwood <lgirdwood@...il.com>,
        Mark
 Brown <broonie@...nel.org>,
        Christophe Roullier
	<christophe.roullier@...s.st.com>,
        Marek Vasut <marex@...x.de>
CC: <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 04/11] net: stmmac: dwmac-stm32: add management of stm32mp13

Add Ethernet support for STM32MP13.
STM32MP13 is STM32 SOC with 2 GMACs instances.
GMAC IP version is SNPS 4.20.
GMAC IP configure with 1 RX and 1 TX queue.
DMA HW capability register supported
RX Checksum Offload Engine supported
TX Checksum insertion supported
Wake-Up On Lan supported
TSO supported

Signed-off-by: Christophe Roullier <christophe.roullier@...s.st.com>
---
 .../net/ethernet/stmicro/stmmac/dwmac-stm32.c | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
index 68a02de25ac7..7529a8d15492 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c
@@ -517,9 +517,30 @@ static struct stm32_ops stm32mp1_dwmac_data = {
 	}
 };
 
+static struct stm32_ops stm32mp13_dwmac_data = {
+	.set_mode = stm32mp1_set_mode,
+	.suspend = stm32mp1_suspend,
+	.resume = stm32mp1_resume,
+	.parse_data = stm32mp1_parse_data,
+	.clk_rx_enable_in_suspend = true,
+	.syscfg_clr_off = 0x08,
+	.pmcsetr = {
+		.eth1_clk_sel		= BIT(16),
+		.eth1_ref_clk_sel	= BIT(17),
+		.eth1_selmii		= 0,
+		.eth1_sel_rgmii		= BIT(21),
+		.eth1_sel_rmii		= BIT(23),
+		.eth2_clk_sel		= BIT(24),
+		.eth2_ref_clk_sel	= BIT(25),
+		.eth2_sel_rgmii		= BIT(29),
+		.eth2_sel_rmii		= BIT(31)
+	}
+};
+
 static const struct of_device_id stm32_dwmac_match[] = {
 	{ .compatible = "st,stm32-dwmac", .data = &stm32mcu_dwmac_data},
 	{ .compatible = "st,stm32mp1-dwmac", .data = &stm32mp1_dwmac_data},
+	{ .compatible = "st,stm32mp13-dwmac", .data = &stm32mp13_dwmac_data},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, stm32_dwmac_match);
-- 
2.25.1