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 6/8] net: mdio: ipq4019: support reset control Date: Sun, 21 Jan 2024 20:42:35 +0800 [thread overview] Message-ID: <TYZPR01MB55568177805D79143E8CF4E2C9762@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/mdio/mdio-ipq4019.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/mdio/mdio-ipq4019.c b/drivers/net/mdio/mdio-ipq4019.c index 78b93de636f5..b52c5e1fb99b 100644 --- a/drivers/net/mdio/mdio-ipq4019.c +++ b/drivers/net/mdio/mdio-ipq4019.c @@ -12,6 +12,7 @@ #include <linux/phy.h> #include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/reset.h> #define MDIO_MODE_REG 0x40 #define MDIO_ADDR_REG 0x44 @@ -40,6 +41,7 @@ struct ipq4019_mdio_data { void __iomem *membase; void __iomem *eth_ldo_rdy; + struct reset_control *rst; struct clk *mdio_clk; }; @@ -219,6 +221,10 @@ static int ipq_mdio_reset(struct mii_bus *bus) fsleep(IPQ_PHY_SET_DELAY_US); } + ret = reset_control_reset(priv->rst); + if (ret) + return ret; + /* Configure MDIO clock source frequency if clock is specified in the device tree */ ret = clk_set_rate(priv->mdio_clk, IPQ_MDIO_CLK_RATE); if (ret) @@ -248,6 +254,10 @@ static int ipq4019_mdio_probe(struct platform_device *pdev) if (IS_ERR(priv->membase)) return PTR_ERR(priv->membase); + priv->rst = devm_reset_control_array_get_optional_exclusive(&pdev->dev); + if (IS_ERR(priv->rst)) + return PTR_ERR(priv->rst); + priv->mdio_clk = devm_clk_get_optional(&pdev->dev, "gcc_mdio_ahb_clk"); if (IS_ERR(priv->mdio_clk)) return PTR_ERR(priv->mdio_clk); -- 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 6/8] net: mdio: ipq4019: support reset control Date: Sun, 21 Jan 2024 20:42:35 +0800 [thread overview] Message-ID: <TYZPR01MB55568177805D79143E8CF4E2C9762@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/mdio/mdio-ipq4019.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/mdio/mdio-ipq4019.c b/drivers/net/mdio/mdio-ipq4019.c index 78b93de636f5..b52c5e1fb99b 100644 --- a/drivers/net/mdio/mdio-ipq4019.c +++ b/drivers/net/mdio/mdio-ipq4019.c @@ -12,6 +12,7 @@ #include <linux/phy.h> #include <linux/platform_device.h> #include <linux/clk.h> +#include <linux/reset.h> #define MDIO_MODE_REG 0x40 #define MDIO_ADDR_REG 0x44 @@ -40,6 +41,7 @@ struct ipq4019_mdio_data { void __iomem *membase; void __iomem *eth_ldo_rdy; + struct reset_control *rst; struct clk *mdio_clk; }; @@ -219,6 +221,10 @@ static int ipq_mdio_reset(struct mii_bus *bus) fsleep(IPQ_PHY_SET_DELAY_US); } + ret = reset_control_reset(priv->rst); + if (ret) + return ret; + /* Configure MDIO clock source frequency if clock is specified in the device tree */ ret = clk_set_rate(priv->mdio_clk, IPQ_MDIO_CLK_RATE); if (ret) @@ -248,6 +254,10 @@ static int ipq4019_mdio_probe(struct platform_device *pdev) if (IS_ERR(priv->membase)) return PTR_ERR(priv->membase); + priv->rst = devm_reset_control_array_get_optional_exclusive(&pdev->dev); + if (IS_ERR(priv->rst)) + return PTR_ERR(priv->rst); + priv->mdio_clk = devm_clk_get_optional(&pdev->dev, "gcc_mdio_ahb_clk"); if (IS_ERR(priv->mdio_clk)) return PTR_ERR(priv->mdio_clk); -- 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 ` [PATCH 3/8] net: stmmac: Introduce Qualcomm IPQ50xx DWMAC driver Ziyang Huang 2024-01-21 12:42 ` 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 ` Ziyang Huang [this message] 2024-01-21 12:42 ` [PATCH 6/8] net: mdio: ipq4019: support reset control 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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