From: Romain Gantois <romain.gantois@bootlin.com> To: "David S. Miller" <davem@davemloft.net>, "Eric Dumazet" <edumazet@google.com>, "Jakub Kicinski" <kuba@kernel.org>, "Paolo Abeni" <pabeni@redhat.com>, "Rob Herring" <robh@kernel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>, "Conor Dooley" <conor+dt@kernel.org>, "Geert Uytterhoeven" <geert+renesas@glider.be>, "Magnus Damm" <magnus.damm@gmail.com>, "Alexandre Torgue" <alexandre.torgue@foss.st.com>, "Jose Abreu" <joabreu@synopsys.com>, "Maxime Coquelin" <mcoquelin.stm32@gmail.com>, "Russell King" <linux@armlinux.org.uk>, "Clément Léger" <clement.leger@bootlin.com> Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Romain Gantois <romain.gantois@bootlin.com> Subject: [PATCH net-next 2/3] net: stmmac: add support for RZ/N1 GMAC Date: Tue, 02 Apr 2024 14:37:01 +0200 [thread overview] Message-ID: <20240402-rzn1-gmac1-v1-2-5be2b2894d8c@bootlin.com> (raw) In-Reply-To: <20240402-rzn1-gmac1-v1-0-5be2b2894d8c@bootlin.com> From: Clément Léger <clement.leger@bootlin.com> Add support for the Renesas RZ/N1 GMAC. This support can make use of a custom RZ/N1 PCS which is fetched by parsing the pcs-handle device tree property. Signed-off-by: "Clément Léger" <clement.leger@bootlin.com> Co-developed-by: Romain Gantois <romain.gantois@bootlin.com> Signed-off-by: Romain Gantois <romain.gantois@bootlin.com> --- MAINTAINERS | 6 ++ drivers/net/ethernet/stmicro/stmmac/Kconfig | 12 ++++ drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c | 87 ++++++++++++++++++++++++ 4 files changed, 106 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 6a233e1a3cf2..9735c7d2ee38 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18833,6 +18833,12 @@ F: include/dt-bindings/net/pcs-rzn1-miic.h F: include/linux/pcs-rzn1-miic.h F: net/dsa/tag_rzn1_a5psw.c +RENESAS RZ/N1 DWMAC GLUE LAYER +M: Romain Gantois <romain.gantois@bootlin.com> +S: Maintained +F: Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml +F: drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c + RENESAS RZ/N1 RTC CONTROLLER DRIVER M: Miquel Raynal <miquel.raynal@bootlin.com> L: linux-rtc@vger.kernel.org diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 4ec61f1ee71a..05cc07b8f48c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -142,6 +142,18 @@ config DWMAC_ROCKCHIP This selects the Rockchip RK3288 SoC glue layer support for the stmmac device driver. +config DWMAC_RZN1 + tristate "Renesas RZ/N1 dwmac support" + default ARCH_RZN1 + depends on OF && (ARCH_RZN1 || COMPILE_TEST) + select PCS_RZN1_MIIC + help + Support for Ethernet controller on Renesas RZ/N1 SoC family. + + This selects the Renesas RZ/N1 SoC glue layer support for + the stmmac device driver. This support can make use of a custom MII + converter PCS device. + config DWMAC_SOCFPGA tristate "SOCFPGA dwmac support" default ARCH_INTEL_SOCFPGA diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 26cad4344701..c2f0e91f6bf8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o obj-$(CONFIG_DWMAC_MESON) += dwmac-meson.o dwmac-meson8b.o obj-$(CONFIG_DWMAC_QCOM_ETHQOS) += dwmac-qcom-ethqos.o obj-$(CONFIG_DWMAC_ROCKCHIP) += dwmac-rk.o +obj-$(CONFIG_DWMAC_RZN1) += dwmac-rzn1.o obj-$(CONFIG_DWMAC_SOCFPGA) += dwmac-altr-socfpga.o obj-$(CONFIG_DWMAC_STARFIVE) += dwmac-starfive.o obj-$(CONFIG_DWMAC_STI) += dwmac-sti.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c new file mode 100644 index 000000000000..5216d7890992 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2024 Schneider-Electric + * + * Clément Léger <clement.leger@bootlin.com> + */ + +#include <linux/of.h> +#include <linux/pcs-rzn1-miic.h> +#include <linux/phylink.h> +#include <linux/platform_device.h> + +#include "stmmac_platform.h" +#include "stmmac.h" + +static int rzn1_dwmac_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + struct device *dev = &pdev->dev; + struct device_node *pcs_node; + struct stmmac_priv *priv; + struct phylink_pcs *pcs; + struct net_device *ndev; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return ret; + + plat_dat = devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return PTR_ERR(plat_dat); + + plat_dat->bsp_priv = plat_dat; + + ret = stmmac_dvr_probe(dev, plat_dat, &stmmac_res); + if (ret) + return ret; + + ndev = platform_get_drvdata(pdev); + priv = netdev_priv(ndev); + + pcs_node = of_parse_phandle(np, "pcs-handle", 0); + if (pcs_node) { + pcs = miic_create(dev, pcs_node); + of_node_put(pcs_node); + if (IS_ERR(pcs)) + return PTR_ERR(pcs); + + priv->hw->phylink_pcs = pcs; + } + + return 0; +} + +static void rzn1_dwmac_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(ndev); + + stmmac_pltfr_remove(pdev); + + if (priv->hw->phylink_pcs) + miic_destroy(priv->hw->phylink_pcs); +} + +static const struct of_device_id rzn1_dwmac_match[] = { + { .compatible = "renesas,rzn1-gmac" }, + { } +}; +MODULE_DEVICE_TABLE(of, rzn1_dwmac_match); + +static struct platform_driver rzn1_dwmac_driver = { + .probe = rzn1_dwmac_probe, + .remove_new = rzn1_dwmac_remove, + .driver = { + .name = "rzn1-dwmac", + .of_match_table = rzn1_dwmac_match, + }, +}; +module_platform_driver(rzn1_dwmac_driver); + +MODULE_AUTHOR("Clément Léger <clement.leger@bootlin.com>"); +MODULE_DESCRIPTION("Renesas RZN1 DWMAC specific glue layer"); +MODULE_LICENSE("GPL"); -- 2.44.0
WARNING: multiple messages have this Message-ID (diff)
From: Romain Gantois <romain.gantois@bootlin.com> To: "David S. Miller" <davem@davemloft.net>, "Eric Dumazet" <edumazet@google.com>, "Jakub Kicinski" <kuba@kernel.org>, "Paolo Abeni" <pabeni@redhat.com>, "Rob Herring" <robh@kernel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>, "Conor Dooley" <conor+dt@kernel.org>, "Geert Uytterhoeven" <geert+renesas@glider.be>, "Magnus Damm" <magnus.damm@gmail.com>, "Alexandre Torgue" <alexandre.torgue@foss.st.com>, "Jose Abreu" <joabreu@synopsys.com>, "Maxime Coquelin" <mcoquelin.stm32@gmail.com>, "Russell King" <linux@armlinux.org.uk>, "Clément Léger" <clement.leger@bootlin.com> Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Romain Gantois <romain.gantois@bootlin.com> Subject: [PATCH net-next 2/3] net: stmmac: add support for RZ/N1 GMAC Date: Tue, 02 Apr 2024 14:37:01 +0200 [thread overview] Message-ID: <20240402-rzn1-gmac1-v1-2-5be2b2894d8c@bootlin.com> (raw) In-Reply-To: <20240402-rzn1-gmac1-v1-0-5be2b2894d8c@bootlin.com> From: Clément Léger <clement.leger@bootlin.com> Add support for the Renesas RZ/N1 GMAC. This support can make use of a custom RZ/N1 PCS which is fetched by parsing the pcs-handle device tree property. Signed-off-by: "Clément Léger" <clement.leger@bootlin.com> Co-developed-by: Romain Gantois <romain.gantois@bootlin.com> Signed-off-by: Romain Gantois <romain.gantois@bootlin.com> --- MAINTAINERS | 6 ++ drivers/net/ethernet/stmicro/stmmac/Kconfig | 12 ++++ drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c | 87 ++++++++++++++++++++++++ 4 files changed, 106 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 6a233e1a3cf2..9735c7d2ee38 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18833,6 +18833,12 @@ F: include/dt-bindings/net/pcs-rzn1-miic.h F: include/linux/pcs-rzn1-miic.h F: net/dsa/tag_rzn1_a5psw.c +RENESAS RZ/N1 DWMAC GLUE LAYER +M: Romain Gantois <romain.gantois@bootlin.com> +S: Maintained +F: Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml +F: drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c + RENESAS RZ/N1 RTC CONTROLLER DRIVER M: Miquel Raynal <miquel.raynal@bootlin.com> L: linux-rtc@vger.kernel.org diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 4ec61f1ee71a..05cc07b8f48c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -142,6 +142,18 @@ config DWMAC_ROCKCHIP This selects the Rockchip RK3288 SoC glue layer support for the stmmac device driver. +config DWMAC_RZN1 + tristate "Renesas RZ/N1 dwmac support" + default ARCH_RZN1 + depends on OF && (ARCH_RZN1 || COMPILE_TEST) + select PCS_RZN1_MIIC + help + Support for Ethernet controller on Renesas RZ/N1 SoC family. + + This selects the Renesas RZ/N1 SoC glue layer support for + the stmmac device driver. This support can make use of a custom MII + converter PCS device. + config DWMAC_SOCFPGA tristate "SOCFPGA dwmac support" default ARCH_INTEL_SOCFPGA diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 26cad4344701..c2f0e91f6bf8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o obj-$(CONFIG_DWMAC_MESON) += dwmac-meson.o dwmac-meson8b.o obj-$(CONFIG_DWMAC_QCOM_ETHQOS) += dwmac-qcom-ethqos.o obj-$(CONFIG_DWMAC_ROCKCHIP) += dwmac-rk.o +obj-$(CONFIG_DWMAC_RZN1) += dwmac-rzn1.o obj-$(CONFIG_DWMAC_SOCFPGA) += dwmac-altr-socfpga.o obj-$(CONFIG_DWMAC_STARFIVE) += dwmac-starfive.o obj-$(CONFIG_DWMAC_STI) += dwmac-sti.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c new file mode 100644 index 000000000000..5216d7890992 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2024 Schneider-Electric + * + * Clément Léger <clement.leger@bootlin.com> + */ + +#include <linux/of.h> +#include <linux/pcs-rzn1-miic.h> +#include <linux/phylink.h> +#include <linux/platform_device.h> + +#include "stmmac_platform.h" +#include "stmmac.h" + +static int rzn1_dwmac_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + struct device *dev = &pdev->dev; + struct device_node *pcs_node; + struct stmmac_priv *priv; + struct phylink_pcs *pcs; + struct net_device *ndev; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return ret; + + plat_dat = devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return PTR_ERR(plat_dat); + + plat_dat->bsp_priv = plat_dat; + + ret = stmmac_dvr_probe(dev, plat_dat, &stmmac_res); + if (ret) + return ret; + + ndev = platform_get_drvdata(pdev); + priv = netdev_priv(ndev); + + pcs_node = of_parse_phandle(np, "pcs-handle", 0); + if (pcs_node) { + pcs = miic_create(dev, pcs_node); + of_node_put(pcs_node); + if (IS_ERR(pcs)) + return PTR_ERR(pcs); + + priv->hw->phylink_pcs = pcs; + } + + return 0; +} + +static void rzn1_dwmac_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(ndev); + + stmmac_pltfr_remove(pdev); + + if (priv->hw->phylink_pcs) + miic_destroy(priv->hw->phylink_pcs); +} + +static const struct of_device_id rzn1_dwmac_match[] = { + { .compatible = "renesas,rzn1-gmac" }, + { } +}; +MODULE_DEVICE_TABLE(of, rzn1_dwmac_match); + +static struct platform_driver rzn1_dwmac_driver = { + .probe = rzn1_dwmac_probe, + .remove_new = rzn1_dwmac_remove, + .driver = { + .name = "rzn1-dwmac", + .of_match_table = rzn1_dwmac_match, + }, +}; +module_platform_driver(rzn1_dwmac_driver); + +MODULE_AUTHOR("Clément Léger <clement.leger@bootlin.com>"); +MODULE_DESCRIPTION("Renesas RZN1 DWMAC specific glue layer"); +MODULE_LICENSE("GPL"); -- 2.44.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2024-04-02 12:36 UTC|newest] Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-04-02 12:36 [PATCH net-next 0/3] net: stmmac: Add support for RZN1 GMAC devices Romain Gantois 2024-04-02 12:36 ` Romain Gantois 2024-04-02 12:37 ` [PATCH net-next 1/3] dt-bindings: net: renesas,rzn1-gmac: Document RZ/N1 GMAC support Romain Gantois 2024-04-02 12:37 ` Romain Gantois 2024-04-02 13:43 ` Geert Uytterhoeven 2024-04-02 13:43 ` Geert Uytterhoeven 2024-04-02 12:37 ` Romain Gantois [this message] 2024-04-02 12:37 ` [PATCH net-next 2/3] net: stmmac: add support for RZ/N1 GMAC Romain Gantois 2024-04-02 13:49 ` Russell King (Oracle) 2024-04-02 13:49 ` Russell King (Oracle) 2024-04-02 15:48 ` Russell King (Oracle) 2024-04-02 15:48 ` Russell King (Oracle) 2024-04-02 15:51 ` [PATCH net-next 1/2] net: stmmac: introduce pcs_init/pcs_exit stmmac operations Russell King (Oracle) 2024-04-02 15:51 ` Russell King (Oracle) 2024-04-03 8:11 ` [Linux-stm32] " Maxime Chevallier 2024-04-03 8:11 ` Maxime Chevallier 2024-04-02 15:51 ` [PATCH net-next 2/2] net: stmmac: dwmac-socfpga: use pcs_init/pcs_exit Russell King (Oracle) 2024-04-02 15:51 ` Russell King (Oracle) 2024-04-03 8:12 ` [Linux-stm32] " Maxime Chevallier 2024-04-03 8:12 ` Maxime Chevallier 2024-04-03 8:34 ` Russell King (Oracle) 2024-04-03 8:34 ` Russell King (Oracle) 2024-04-02 16:04 ` [PATCH net-next 2/3] net: stmmac: add support for RZ/N1 GMAC Romain Gantois 2024-04-02 16:04 ` Romain Gantois 2024-04-02 12:37 ` [PATCH net-next 3/3] ARM: dts: r9a06g032: describe GMAC1 Romain Gantois 2024-04-02 12:37 ` Romain Gantois
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