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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Maxime Coquelin , Alexandre Torgue , Richard Cochran , Paul Walmsley , Palmer Dabbelt , Albert Ou , Romain Gantois , Hariprasad Kelam , Jisheng Zhang , =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , "Jan Petrous (OSS)" , Simon Horman , Furong Xu <0x1207@gmail.com>, Lothar Rubusch , Joe Hattori , Bartosz Golaszewski , Giuseppe Cavallaro , Jose Abreu Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, sophgo@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, Yixun Lan , Longbin Li , Krzysztof Kozlowski Subject: [PATCH net-next v6 1/4] dt-bindings: net: Add support for Sophgo SG2044 dwmac Date: Wed, 5 Mar 2025 14:39:13 +0800 Message-ID: <20250305063920.803601-2-inochiama@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250305063920.803601-1-inochiama@gmail.com> References: <20250305063920.803601-1-inochiama@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The GMAC IP on SG2044 is almost a standard Synopsys DesignWare MAC (version 5.30a) with some extra clock. Add necessary compatible string for this device. Signed-off-by: Inochi Amaoto Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/net/snps,dwmac.yaml | 4 + .../bindings/net/sophgo,sg2044-dwmac.yaml | 126 ++++++++++++++++++ 2 files changed, 130 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/sophgo,sg2044-dwm= ac.yaml diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Docume= ntation/devicetree/bindings/net/snps,dwmac.yaml index 91e75eb3f329..02ab6a9aded2 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -32,6 +32,7 @@ select: - snps,dwmac-4.20a - snps,dwmac-5.10a - snps,dwmac-5.20 + - snps,dwmac-5.30a - snps,dwxgmac - snps,dwxgmac-2.10 =20 @@ -98,8 +99,10 @@ properties: - snps,dwmac-4.20a - snps,dwmac-5.10a - snps,dwmac-5.20 + - snps,dwmac-5.30a - snps,dwxgmac - snps,dwxgmac-2.10 + - sophgo,sg2044-dwmac - starfive,jh7100-dwmac - starfive,jh7110-dwmac - thead,th1520-gmac @@ -631,6 +634,7 @@ allOf: - snps,dwmac-4.20a - snps,dwmac-5.10a - snps,dwmac-5.20 + - snps,dwmac-5.30a - snps,dwxgmac - snps,dwxgmac-2.10 - st,spear600-gmac diff --git a/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml= b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml new file mode 100644 index 000000000000..4dd2dc9c678b --- /dev/null +++ b/Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml @@ -0,0 +1,126 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/sophgo,sg2044-dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo SG2044 DWMAC glue layer + +maintainers: + - Inochi Amaoto + +select: + properties: + compatible: + contains: + enum: + - sophgo,sg2044-dwmac + required: + - compatible + +properties: + compatible: + items: + - const: sophgo,sg2044-dwmac + - const: snps,dwmac-5.30a + + reg: + maxItems: 1 + + clocks: + items: + - description: GMAC main clock + - description: PTP clock + - description: TX clock + + clock-names: + items: + - const: stmmaceth + - const: ptp_ref + - const: tx + + dma-noncoherent: true + + interrupts: + maxItems: 1 + + interrupt-names: + maxItems: 1 + + resets: + maxItems: 1 + + reset-names: + const: stmmaceth + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - interrupt-names + - resets + - reset-names + +allOf: + - $ref: snps,dwmac.yaml# + +unevaluatedProperties: false + +examples: + - | + #include + + ethernet@30006000 { + compatible =3D "sophgo,sg2044-dwmac", "snps,dwmac-5.30a"; + reg =3D <0x30006000 0x4000>; + clocks =3D <&clk 151>, <&clk 152>, <&clk 154>; + clock-names =3D "stmmaceth", "ptp_ref", "tx"; + interrupt-parent =3D <&intc>; + interrupts =3D <296 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names =3D "macirq"; + resets =3D <&rst 30>; + reset-names =3D "stmmaceth"; + snps,multicast-filter-bins =3D <0>; + snps,perfect-filter-entries =3D <1>; + snps,aal; + snps,tso; + snps,txpbl =3D <32>; + snps,rxpbl =3D <32>; + snps,mtl-rx-config =3D <&gmac0_mtl_rx_setup>; + snps,mtl-tx-config =3D <&gmac0_mtl_tx_setup>; + snps,axi-config =3D <&gmac0_stmmac_axi_setup>; + status =3D "disabled"; + + gmac0_mtl_rx_setup: rx-queues-config { + snps,rx-queues-to-use =3D <8>; + snps,rx-sched-wsp; + queue0 {}; + queue1 {}; + queue2 {}; + queue3 {}; + queue4 {}; + queue5 {}; + queue6 {}; + queue7 {}; + }; + + gmac0_mtl_tx_setup: tx-queues-config { + snps,tx-queues-to-use =3D <8>; + queue0 {}; + queue1 {}; + queue2 {}; + queue3 {}; + queue4 {}; + queue5 {}; + queue6 {}; + queue7 {}; + }; + + gmac0_stmmac_axi_setup: stmmac-axi-config { + snps,blen =3D <16 8 4 0 0 0 0>; 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Tue, 04 Mar 2025 22:39:58 -0800 (PST) From: Inochi Amaoto To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Maxime Coquelin , Alexandre Torgue , Richard Cochran , Paul Walmsley , Palmer Dabbelt , Albert Ou , Romain Gantois , Hariprasad Kelam , Jisheng Zhang , =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , "Jan Petrous (OSS)" , Simon Horman , Furong Xu <0x1207@gmail.com>, Lothar Rubusch , Joe Hattori , Bartosz Golaszewski , Giuseppe Cavallaro , Jose Abreu Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, sophgo@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, Yixun Lan , Longbin Li , Andrew Lunn Subject: [PATCH net-next v6 2/4] net: stmmac: platform: Group GMAC4 compatible check Date: Wed, 5 Mar 2025 14:39:14 +0800 Message-ID: <20250305063920.803601-3-inochiama@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250305063920.803601-1-inochiama@gmail.com> References: <20250305063920.803601-1-inochiama@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Use of_device_compatible_match to group existing compatible check of GMAC4 device. Signed-off-by: Inochi Amaoto Reviewed-by: Romain Gantois Reviewed-by: Andrew Lunn --- .../ethernet/stmicro/stmmac/stmmac_platform.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/driver= s/net/ethernet/stmicro/stmmac/stmmac_platform.c index d0e61aa1a495..4a3fe44b780d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -405,6 +405,16 @@ static int stmmac_of_get_mac_mode(struct device_node *= np) return -ENODEV; } =20 +/* Compatible string array for all gmac4 devices */ +static const char * const stmmac_gmac4_compats[] =3D { + "snps,dwmac-4.00", + "snps,dwmac-4.10a", + "snps,dwmac-4.20a", + "snps,dwmac-5.10a", + "snps,dwmac-5.20", + NULL +}; + /** * stmmac_probe_config_dt - parse device-tree driver parameters * @pdev: platform_device structure @@ -538,11 +548,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, u= 8 *mac) plat->pmt =3D 1; 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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Maxime Coquelin , Alexandre Torgue , Richard Cochran , Paul Walmsley , Palmer Dabbelt , Albert Ou , Romain Gantois , Hariprasad Kelam , Jisheng Zhang , =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , "Jan Petrous (OSS)" , Simon Horman , Furong Xu <0x1207@gmail.com>, Lothar Rubusch , Joe Hattori , Bartosz Golaszewski , Giuseppe Cavallaro , Jose Abreu Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, sophgo@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, Yixun Lan , Longbin Li , Andrew Lunn Subject: [PATCH net-next v6 3/4] net: stmmac: platform: Add snps,dwmac-5.30a IP compatible string Date: Wed, 5 Mar 2025 14:39:15 +0800 Message-ID: <20250305063920.803601-4-inochiama@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250305063920.803601-1-inochiama@gmail.com> References: <20250305063920.803601-1-inochiama@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add "snps,dwmac-5.30a" compatible string for 5.30a version that can avoid to define some platform data in the glue layer. Signed-off-by: Inochi Amaoto Reviewed-by: Romain Gantois Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/driver= s/net/ethernet/stmicro/stmmac/stmmac_platform.c index 4a3fe44b780d..8dc3bd6946c6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -412,6 +412,7 @@ static const char * const stmmac_gmac4_compats[] =3D { "snps,dwmac-4.20a", "snps,dwmac-5.10a", "snps,dwmac-5.20", + "snps,dwmac-5.30a", NULL }; =20 --=20 2.48.1 From nobody Sun Feb 8 02:42:03 2026 Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 59D6A1F8AC0; Wed, 5 Mar 2025 06:40:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Tue, 04 Mar 2025 22:40:07 -0800 (PST) Received: from localhost ([2001:da8:7001:11::cb]) by smtp.gmail.com with UTF8SMTPSA id af79cd13be357-7c3d9bcdcc3sm65443785a.60.2025.03.04.22.40.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 22:40:06 -0800 (PST) From: Inochi Amaoto To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Maxime Coquelin , Alexandre Torgue , Richard Cochran , Paul Walmsley , Palmer Dabbelt , Albert Ou , Romain Gantois , Hariprasad Kelam , Jisheng Zhang , =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , "Jan Petrous (OSS)" , Simon Horman , Furong Xu <0x1207@gmail.com>, Lothar Rubusch , Joe Hattori , Bartosz Golaszewski , Giuseppe Cavallaro , Jose Abreu Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, sophgo@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, Yixun Lan , Longbin Li Subject: [PATCH net-next v6 4/4] net: stmmac: Add glue layer for Sophgo SG2044 SoC Date: Wed, 5 Mar 2025 14:39:16 +0800 Message-ID: <20250305063920.803601-5-inochiama@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250305063920.803601-1-inochiama@gmail.com> References: <20250305063920.803601-1-inochiama@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Adds Sophgo dwmac driver support on the Sophgo SG2044 SoC. Signed-off-by: Inochi Amaoto --- drivers/net/ethernet/stmicro/stmmac/Kconfig | 11 +++ drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + .../ethernet/stmicro/stmmac/dwmac-sophgo.c | 75 +++++++++++++++++++ 3 files changed, 87 insertions(+) create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethe= rnet/stmicro/stmmac/Kconfig index 4cc85a36a1ab..b6ff51e1ebce 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -181,6 +181,17 @@ config DWMAC_SOCFPGA for the stmmac device driver. This driver is used for arria5 and cyclone5 FPGA SoCs. =20 +config DWMAC_SOPHGO + tristate "Sophgo dwmac support" + depends on OF && (ARCH_SOPHGO || COMPILE_TEST) + default m if ARCH_SOPHGO + help + Support for ethernet controllers on Sophgo RISC-V SoCs + + This selects the Sophgo SoC specific glue layer support + for the stmmac device driver. This driver is used for the + ethernet controllers on various Sophgo SoCs. + config DWMAC_STARFIVE tristate "StarFive dwmac support" depends on OF && (ARCH_STARFIVE || COMPILE_TEST) diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/eth= ernet/stmicro/stmmac/Makefile index b26f0e79c2b3..594883fb4164 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -24,6 +24,7 @@ obj-$(CONFIG_DWMAC_ROCKCHIP) +=3D dwmac-rk.o obj-$(CONFIG_DWMAC_RZN1) +=3D dwmac-rzn1.o obj-$(CONFIG_DWMAC_S32) +=3D dwmac-s32.o obj-$(CONFIG_DWMAC_SOCFPGA) +=3D dwmac-altr-socfpga.o +obj-$(CONFIG_DWMAC_SOPHGO) +=3D dwmac-sophgo.o obj-$(CONFIG_DWMAC_STARFIVE) +=3D dwmac-starfive.o obj-$(CONFIG_DWMAC_STI) +=3D dwmac-sti.o obj-$(CONFIG_DWMAC_STM32) +=3D dwmac-stm32.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c b/drivers/n= et/ethernet/stmicro/stmmac/dwmac-sophgo.c new file mode 100644 index 000000000000..3303784cbbf8 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sophgo.c @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Sophgo DWMAC platform driver + * + * Copyright (C) 2024 Inochi Amaoto + */ + +#include +#include +#include +#include + +#include "stmmac_platform.h" + +static int sophgo_sg2044_dwmac_init(struct platform_device *pdev, + struct plat_stmmacenet_data *plat_dat, + struct stmmac_resources *stmmac_res) +{ + plat_dat->clk_tx_i =3D devm_clk_get_enabled(&pdev->dev, "tx"); + if (IS_ERR(plat_dat->clk_tx_i)) + return dev_err_probe(&pdev->dev, PTR_ERR(plat_dat->clk_tx_i), + "failed to get tx clock\n"); + + plat_dat->flags |=3D STMMAC_FLAG_SPH_DISABLE; + plat_dat->set_clk_tx_rate =3D stmmac_set_clk_tx_rate; + plat_dat->multicast_filter_bins =3D 0; + plat_dat->unicast_filter_entries =3D 1; + + return 0; +} + +static int sophgo_dwmac_probe(struct platform_device *pdev) +{ + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + struct device *dev =3D &pdev->dev; + int ret; + + ret =3D stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return dev_err_probe(dev, ret, + "failed to get platform resources\n"); + + plat_dat =3D devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return dev_err_probe(dev, PTR_ERR(plat_dat), + "failed to parse DT parameters\n"); + + ret =3D sophgo_sg2044_dwmac_init(pdev, plat_dat, &stmmac_res); + if (ret) + return ret; + + return stmmac_dvr_probe(dev, plat_dat, &stmmac_res); +} + +static const struct of_device_id sophgo_dwmac_match[] =3D { + { .compatible =3D "sophgo,sg2044-dwmac" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, sophgo_dwmac_match); + +static struct platform_driver sophgo_dwmac_driver =3D { + .probe =3D sophgo_dwmac_probe, + .remove =3D stmmac_pltfr_remove, + .driver =3D { + .name =3D "sophgo-dwmac", + .pm =3D &stmmac_pltfr_pm_ops, + .of_match_table =3D sophgo_dwmac_match, + }, +}; +module_platform_driver(sophgo_dwmac_driver); + +MODULE_AUTHOR("Inochi Amaoto "); +MODULE_DESCRIPTION("Sophgo DWMAC platform driver"); +MODULE_LICENSE("GPL"); --=20 2.48.1