From: Ziyang Huang <hzyitc@outlook.com> To: mcoquelin.stm32@gmail.com Cc: alexandre.torgue@foss.st.com, richardcochran@gmail.com, p.zabel@pengutronix.de, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, linux-mediatek@lists.infradead.org, Ziyang Huang <hzyitc@outlook.com> Subject: [PATCH 3/8] net: stmmac: Introduce Qualcomm IPQ50xx DWMAC driver Date: Sun, 21 Jan 2024 20:42:32 +0800 [thread overview] Message-ID: <TYZPR01MB5556B8833322A83632709631C9762@TYZPR01MB5556.apcprd01.prod.exchangelabs.com> (raw) In-Reply-To: <TYZPR01MB55563BD6A2B78402E4BB44D4C9762@TYZPR01MB5556.apcprd01.prod.exchangelabs.com> Signed-off-by: Ziyang Huang <hzyitc@outlook.com> --- drivers/net/ethernet/stmicro/stmmac/Kconfig | 7 + drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + .../ethernet/stmicro/stmmac/dwmac-ipq50xx.c | 155 ++++++++++++++++++ 3 files changed, 163 insertions(+) create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 06c6871f8788..baf6601d759c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -78,6 +78,13 @@ config DWMAC_INGENIC device driver. This driver is used on for the Ingenic SoCs MAC ethernet controller. +config DWMAC_IPQ50XX + tristate "Qualcomm IPQ50xx DWMAC driver" + default ARCH_QCOM + depends on OF && (ARCH_QCOM || COMPILE_TEST) + help + Support for the Qualcomm IPQ50xx DWMAC. + config DWMAC_IPQ806X tristate "QCA IPQ806x DWMAC support" default ARCH_QCOM diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 5b57aee19267..eec4405d76d2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -15,6 +15,7 @@ stmmac-$(CONFIG_STMMAC_SELFTESTS) += stmmac_selftests.o obj-$(CONFIG_STMMAC_PLATFORM) += stmmac-platform.o obj-$(CONFIG_DWMAC_ANARION) += dwmac-anarion.o obj-$(CONFIG_DWMAC_INGENIC) += dwmac-ingenic.o +obj-$(CONFIG_DWMAC_IPQ50XX) += dwmac-ipq50xx.o obj-$(CONFIG_DWMAC_IPQ806X) += dwmac-ipq806x.o obj-$(CONFIG_DWMAC_LPC18XX) += dwmac-lpc18xx.o obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c new file mode 100644 index 000000000000..de8e9a0b2cb6 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c @@ -0,0 +1,155 @@ +#include <linux/clk.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/reset.h> +#include <linux/stmmac.h> + +#include "stmmac_platform.h" + +enum { + IPQ50XX_GMAC_CLK_SYS, + IPQ50XX_GMAC_CLK_CFG, + IPQ50XX_GMAC_CLK_AHB, + IPQ50XX_GMAC_CLK_AXI, + IPQ50XX_GMAC_CLK_RX, + IPQ50XX_GMAC_CLK_TX, + IPQ50XX_GMAC_CLK_PTP, +}; + +static const struct clk_bulk_data ipq50xx_gmac_clks[] = { + [IPQ50XX_GMAC_CLK_SYS] = { .id = "sys" }, + [IPQ50XX_GMAC_CLK_CFG] = { .id = "cfg" }, + [IPQ50XX_GMAC_CLK_AHB] = { .id = "ahb" }, + [IPQ50XX_GMAC_CLK_AXI] = { .id = "axi" }, + [IPQ50XX_GMAC_CLK_RX] = { .id = "rx" }, + [IPQ50XX_GMAC_CLK_TX] = { .id = "tx" }, + [IPQ50XX_GMAC_CLK_PTP] = { .id = "ptp" }, +}; + +struct ipq50xx_gmac { + struct device *dev; + struct clk_bulk_data clks[ARRAY_SIZE(ipq50xx_gmac_clks)]; + struct reset_control *rst; + struct phy *uniphy; +}; + +static int ipq50xx_gmac_powerup(struct net_device *ndev, void *priv) +{ + struct ipq50xx_gmac *gmac = priv; + int ret; + + ret = phy_init(gmac->uniphy); + if (ret) + return ret; + + ret = phy_power_on(gmac->uniphy); + if (ret) + return ret; + + return 0; +} + +static void ipq50xx_gmac_fix_speed(void *priv, unsigned int speed, unsigned int mode) +{ + struct ipq50xx_gmac *gmac = priv; + unsigned long rate; + + switch(speed) { + case SPEED_10: + rate = 2500000; + break; + case SPEED_100: + rate = 25000000; + break; + case SPEED_1000: + rate = 125000000; + break; + case SPEED_2500: + rate = 312500000; + break; + default: + dev_err(gmac->dev, "Unsupported speed: %d\n", speed); + rate = 125000000; + break; + } + + clk_set_rate(gmac->clks[IPQ50XX_GMAC_CLK_RX].clk, rate); + clk_set_rate(gmac->clks[IPQ50XX_GMAC_CLK_TX].clk, rate); + phy_calibrate(gmac->uniphy); +} + +static int ipq50xx_gmac_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct stmmac_resources stmmac_res; + struct plat_stmmacenet_data *plat_dat; + struct ipq50xx_gmac *gmac; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return dev_err_probe(dev, ret, + "failed to get stmmac platform resources\n"); + + plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR_OR_NULL(plat_dat)) + return dev_err_probe(dev, PTR_ERR(plat_dat), + "failed to parse stmmac dt parameters\n"); + + gmac = devm_kzalloc(dev, sizeof(*gmac), GFP_KERNEL); + if (!gmac) + return dev_err_probe(dev, -ENOMEM, + "failed to allocate priv\n"); + + gmac->dev = dev; + + memcpy(gmac->clks, ipq50xx_gmac_clks, sizeof(gmac->clks)); + ret = devm_clk_bulk_get_optional(dev, ARRAY_SIZE(gmac->clks), gmac->clks); + if (ret) + return dev_err_probe(dev, ret, + "failed to acquire clocks\n"); + + ret = clk_bulk_prepare_enable(ARRAY_SIZE(gmac->clks), gmac->clks); + if (ret) + return dev_err_probe(dev, ret, + "failed to enable clocks\n"); + + gmac->rst = devm_reset_control_array_get_exclusive(dev); + if (IS_ERR_OR_NULL(gmac->rst)) + return dev_err_probe(dev, PTR_ERR(gmac->rst), + "failed to acquire reset\n"); + + ret = reset_control_reset(gmac->rst); + if (ret) + return dev_err_probe(dev, ret, + "failed to reset\n"); + + gmac->uniphy = devm_phy_optional_get(dev, "uniphy"); + if (IS_ERR(gmac->uniphy)) + return dev_err_probe(dev, PTR_ERR(gmac->uniphy), + "failed to acquire uniphy\n"); + + plat_dat->bsp_priv = gmac; + plat_dat->serdes_powerup = ipq50xx_gmac_powerup; + plat_dat->fix_mac_speed = ipq50xx_gmac_fix_speed; + + return stmmac_dvr_probe(dev, plat_dat, &stmmac_res); +} + +static const struct of_device_id ipq50xx_gmac_dwmac_match[] = { + { .compatible = "qcom,ipq50xx-gmac" }, + { } +}; +MODULE_DEVICE_TABLE(of, ipq50xx_gmac_dwmac_match); + +static struct platform_driver ipq50xx_gmac_dwmac_driver = { + .probe = ipq50xx_gmac_probe, + .driver = { + .name = "ipq50xx-gmac-dwmac", + .of_match_table = ipq50xx_gmac_dwmac_match, + }, +}; +module_platform_driver(ipq50xx_gmac_dwmac_driver); + +MODULE_DESCRIPTION("Qualcomm IPQ50xx DWMAC driver"); +MODULE_AUTHOR("Ziyang Huang <hzyitc@outlook.com>"); -- 2.40.1
WARNING: multiple messages have this Message-ID (diff)
From: Ziyang Huang <hzyitc@outlook.com> To: mcoquelin.stm32@gmail.com Cc: alexandre.torgue@foss.st.com, richardcochran@gmail.com, p.zabel@pengutronix.de, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org, linux-mediatek@lists.infradead.org, Ziyang Huang <hzyitc@outlook.com> Subject: [PATCH 3/8] net: stmmac: Introduce Qualcomm IPQ50xx DWMAC driver Date: Sun, 21 Jan 2024 20:42:32 +0800 [thread overview] Message-ID: <TYZPR01MB5556B8833322A83632709631C9762@TYZPR01MB5556.apcprd01.prod.exchangelabs.com> (raw) In-Reply-To: <TYZPR01MB55563BD6A2B78402E4BB44D4C9762@TYZPR01MB5556.apcprd01.prod.exchangelabs.com> Signed-off-by: Ziyang Huang <hzyitc@outlook.com> --- drivers/net/ethernet/stmicro/stmmac/Kconfig | 7 + drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + .../ethernet/stmicro/stmmac/dwmac-ipq50xx.c | 155 ++++++++++++++++++ 3 files changed, 163 insertions(+) create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 06c6871f8788..baf6601d759c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -78,6 +78,13 @@ config DWMAC_INGENIC device driver. This driver is used on for the Ingenic SoCs MAC ethernet controller. +config DWMAC_IPQ50XX + tristate "Qualcomm IPQ50xx DWMAC driver" + default ARCH_QCOM + depends on OF && (ARCH_QCOM || COMPILE_TEST) + help + Support for the Qualcomm IPQ50xx DWMAC. + config DWMAC_IPQ806X tristate "QCA IPQ806x DWMAC support" default ARCH_QCOM diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 5b57aee19267..eec4405d76d2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -15,6 +15,7 @@ stmmac-$(CONFIG_STMMAC_SELFTESTS) += stmmac_selftests.o obj-$(CONFIG_STMMAC_PLATFORM) += stmmac-platform.o obj-$(CONFIG_DWMAC_ANARION) += dwmac-anarion.o obj-$(CONFIG_DWMAC_INGENIC) += dwmac-ingenic.o +obj-$(CONFIG_DWMAC_IPQ50XX) += dwmac-ipq50xx.o obj-$(CONFIG_DWMAC_IPQ806X) += dwmac-ipq806x.o obj-$(CONFIG_DWMAC_LPC18XX) += dwmac-lpc18xx.o obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c new file mode 100644 index 000000000000..de8e9a0b2cb6 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq50xx.c @@ -0,0 +1,155 @@ +#include <linux/clk.h> +#include <linux/phy/phy.h> +#include <linux/platform_device.h> +#include <linux/reset.h> +#include <linux/stmmac.h> + +#include "stmmac_platform.h" + +enum { + IPQ50XX_GMAC_CLK_SYS, + IPQ50XX_GMAC_CLK_CFG, + IPQ50XX_GMAC_CLK_AHB, + IPQ50XX_GMAC_CLK_AXI, + IPQ50XX_GMAC_CLK_RX, + IPQ50XX_GMAC_CLK_TX, + IPQ50XX_GMAC_CLK_PTP, +}; + +static const struct clk_bulk_data ipq50xx_gmac_clks[] = { + [IPQ50XX_GMAC_CLK_SYS] = { .id = "sys" }, + [IPQ50XX_GMAC_CLK_CFG] = { .id = "cfg" }, + [IPQ50XX_GMAC_CLK_AHB] = { .id = "ahb" }, + [IPQ50XX_GMAC_CLK_AXI] = { .id = "axi" }, + [IPQ50XX_GMAC_CLK_RX] = { .id = "rx" }, + [IPQ50XX_GMAC_CLK_TX] = { .id = "tx" }, + [IPQ50XX_GMAC_CLK_PTP] = { .id = "ptp" }, +}; + +struct ipq50xx_gmac { + struct device *dev; + struct clk_bulk_data clks[ARRAY_SIZE(ipq50xx_gmac_clks)]; + struct reset_control *rst; + struct phy *uniphy; +}; + +static int ipq50xx_gmac_powerup(struct net_device *ndev, void *priv) +{ + struct ipq50xx_gmac *gmac = priv; + int ret; + + ret = phy_init(gmac->uniphy); + if (ret) + return ret; + + ret = phy_power_on(gmac->uniphy); + if (ret) + return ret; + + return 0; +} + +static void ipq50xx_gmac_fix_speed(void *priv, unsigned int speed, unsigned int mode) +{ + struct ipq50xx_gmac *gmac = priv; + unsigned long rate; + + switch(speed) { + case SPEED_10: + rate = 2500000; + break; + case SPEED_100: + rate = 25000000; + break; + case SPEED_1000: + rate = 125000000; + break; + case SPEED_2500: + rate = 312500000; + break; + default: + dev_err(gmac->dev, "Unsupported speed: %d\n", speed); + rate = 125000000; + break; + } + + clk_set_rate(gmac->clks[IPQ50XX_GMAC_CLK_RX].clk, rate); + clk_set_rate(gmac->clks[IPQ50XX_GMAC_CLK_TX].clk, rate); + phy_calibrate(gmac->uniphy); +} + +static int ipq50xx_gmac_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct stmmac_resources stmmac_res; + struct plat_stmmacenet_data *plat_dat; + struct ipq50xx_gmac *gmac; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return dev_err_probe(dev, ret, + "failed to get stmmac platform resources\n"); + + plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR_OR_NULL(plat_dat)) + return dev_err_probe(dev, PTR_ERR(plat_dat), + "failed to parse stmmac dt parameters\n"); + + gmac = devm_kzalloc(dev, sizeof(*gmac), GFP_KERNEL); + if (!gmac) + return dev_err_probe(dev, -ENOMEM, + "failed to allocate priv\n"); + + gmac->dev = dev; + + memcpy(gmac->clks, ipq50xx_gmac_clks, sizeof(gmac->clks)); + ret = devm_clk_bulk_get_optional(dev, ARRAY_SIZE(gmac->clks), gmac->clks); + if (ret) + return dev_err_probe(dev, ret, + "failed to acquire clocks\n"); + + ret = clk_bulk_prepare_enable(ARRAY_SIZE(gmac->clks), gmac->clks); + if (ret) + return dev_err_probe(dev, ret, + "failed to enable clocks\n"); + + gmac->rst = devm_reset_control_array_get_exclusive(dev); + if (IS_ERR_OR_NULL(gmac->rst)) + return dev_err_probe(dev, PTR_ERR(gmac->rst), + "failed to acquire reset\n"); + + ret = reset_control_reset(gmac->rst); + if (ret) + return dev_err_probe(dev, ret, + "failed to reset\n"); + + gmac->uniphy = devm_phy_optional_get(dev, "uniphy"); + if (IS_ERR(gmac->uniphy)) + return dev_err_probe(dev, PTR_ERR(gmac->uniphy), + "failed to acquire uniphy\n"); + + plat_dat->bsp_priv = gmac; + plat_dat->serdes_powerup = ipq50xx_gmac_powerup; + plat_dat->fix_mac_speed = ipq50xx_gmac_fix_speed; + + return stmmac_dvr_probe(dev, plat_dat, &stmmac_res); +} + +static const struct of_device_id ipq50xx_gmac_dwmac_match[] = { + { .compatible = "qcom,ipq50xx-gmac" }, + { } +}; +MODULE_DEVICE_TABLE(of, ipq50xx_gmac_dwmac_match); + +static struct platform_driver ipq50xx_gmac_dwmac_driver = { + .probe = ipq50xx_gmac_probe, + .driver = { + .name = "ipq50xx-gmac-dwmac", + .of_match_table = ipq50xx_gmac_dwmac_match, + }, +}; +module_platform_driver(ipq50xx_gmac_dwmac_driver); + +MODULE_DESCRIPTION("Qualcomm IPQ50xx DWMAC driver"); +MODULE_AUTHOR("Ziyang Huang <hzyitc@outlook.com>"); -- 2.40.1 _______________________________________________ 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:[~2024-01-21 12:43 UTC|newest] Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-01-21 12:40 [PATCH 0/8] ipq5018: enable ethernet support Ziyang Huang 2024-01-21 12:40 ` Ziyang Huang 2024-01-21 12:42 ` [PATCH 1/8] net: phy: Introduce Qualcomm IPQ5018 internal PHY driver Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-21 16:19 ` Andrew Lunn 2024-01-21 16:19 ` Andrew Lunn 2024-01-22 15:37 ` Ziyang Huang 2024-01-22 15:37 ` Ziyang Huang 2024-01-22 17:18 ` Andrew Lunn 2024-01-22 17:18 ` Andrew Lunn 2024-01-23 15:38 ` Ziyang Huang 2024-01-23 15:38 ` Ziyang Huang 2024-01-23 23:15 ` Andrew Lunn 2024-01-23 23:15 ` Andrew Lunn 2024-01-21 12:42 ` [PATCH 2/8] phy: Introduce Qualcomm ethernet uniphy driver Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-23 15:58 ` Ziyang Huang 2024-01-23 15:58 ` Ziyang Huang 2024-01-23 23:25 ` Andrew Lunn 2024-01-23 23:25 ` Andrew Lunn 2024-01-21 12:42 ` Ziyang Huang [this message] 2024-01-21 12:42 ` [PATCH 3/8] net: stmmac: Introduce Qualcomm IPQ50xx DWMAC driver Ziyang Huang 2024-01-24 5:54 ` kernel test robot 2024-01-24 5:54 ` kernel test robot 2024-01-24 9:40 ` kernel test robot 2024-01-24 9:40 ` kernel test robot 2024-01-21 12:42 ` [PATCH 4/8] clk: qcom: gcc-ipq5018: correct gcc_gmac0_sys_clk reg Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-21 16:28 ` Andrew Lunn 2024-01-21 16:28 ` Andrew Lunn 2024-01-22 15:39 ` Ziyang Huang 2024-01-22 15:39 ` Ziyang Huang 2024-01-21 12:42 ` [PATCH 5/8] clk: qcom: support for duplicate freq in RCG2 freq table Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-21 16:57 ` Andrew Lunn 2024-01-21 16:57 ` Andrew Lunn 2024-01-22 16:35 ` Ziyang Huang 2024-01-22 16:35 ` Ziyang Huang 2024-01-22 17:34 ` Andrew Lunn 2024-01-22 17:34 ` Andrew Lunn 2024-01-23 15:43 ` Ziyang Huang 2024-01-23 15:43 ` Ziyang Huang 2024-01-22 7:55 ` Krzysztof Kozlowski 2024-01-22 7:55 ` Krzysztof Kozlowski 2024-01-22 14:48 ` Ziyang Huang 2024-01-22 14:48 ` Ziyang Huang 2024-01-21 12:42 ` [PATCH 6/8] net: mdio: ipq4019: support reset control Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-21 16:35 ` Andrew Lunn 2024-01-21 16:35 ` Andrew Lunn 2024-01-22 15:52 ` Ziyang Huang 2024-01-22 15:52 ` Ziyang Huang 2024-01-21 12:42 ` [PATCH 7/8] arm64: dts: qcom: ipq5018: enable ethernet support Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-21 16:45 ` Andrew Lunn 2024-01-21 16:45 ` Andrew Lunn 2024-01-22 15:52 ` Ziyang Huang 2024-01-22 15:52 ` Ziyang Huang 2024-01-22 17:27 ` Andrew Lunn 2024-01-22 17:27 ` Andrew Lunn 2024-01-21 12:42 ` [PATCH 8/8] arm64: dts: qcom: ipq5018-rdp432-c2: " Ziyang Huang 2024-01-21 12:42 ` Ziyang Huang 2024-01-22 7:54 ` Krzysztof Kozlowski 2024-01-22 7:54 ` Krzysztof Kozlowski 2024-01-24 0:53 ` kernel test robot 2024-01-24 0:53 ` kernel test robot 2024-01-21 15:51 ` [PATCH 0/8] ipq5018: " Andrew Lunn 2024-01-21 15:51 ` Andrew Lunn 2024-01-22 14:45 ` Ziyang Huang 2024-01-22 14:45 ` Ziyang Huang
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