| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Roger Chen | 4038 | 47.07% | 3 | 4.92% |
| David Wu | 2562 | 29.86% | 10 | 16.39% |
| Heiko Stübner | 503 | 5.86% | 4 | 6.56% |
| Joachim Eastwood | 347 | 4.04% | 10 | 16.39% |
| Anand Moon | 302 | 3.52% | 1 | 1.64% |
| Xing Zheng | 267 | 3.11% | 1 | 1.64% |
| Wadim Egorov | 139 | 1.62% | 1 | 1.64% |
| Romain Perier | 91 | 1.06% | 2 | 3.28% |
| Tobias Schramm | 70 | 0.82% | 1 | 1.64% |
| Giuseppe Cavallaro | 52 | 0.61% | 3 | 4.92% |
| Johan Hovold | 38 | 0.44% | 2 | 3.28% |
| Vincent Palatin | 23 | 0.27% | 1 | 1.64% |
| Chen-Yu Tsai | 22 | 0.26% | 3 | 4.92% |
| Benjamin Gaignard | 20 | 0.23% | 1 | 1.64% |
| Punit Agrawal | 18 | 0.21% | 1 | 1.64% |
| Stefan Roese | 16 | 0.19% | 1 | 1.64% |
| John Keeping | 12 | 0.14% | 1 | 1.64% |
| Alexey Khoroshilov | 9 | 0.10% | 1 | 1.64% |
| Ezequiel García | 8 | 0.09% | 1 | 1.64% |
| Andy Shevchenko | 8 | 0.09% | 2 | 3.28% |
| Alexey Brodkin | 6 | 0.07% | 1 | 1.64% |
| Andrew Lunn | 6 | 0.07% | 1 | 1.64% |
| Srinivas Kandagatla | 6 | 0.07% | 1 | 1.64% |
| Paul Gortmaker | 3 | 0.03% | 1 | 1.64% |
| David S. Miller | 3 | 0.03% | 1 | 1.64% |
| Emil Renner Berthing | 3 | 0.03% | 1 | 1.64% |
| Uwe Kleine-König | 2 | 0.02% | 1 | 1.64% |
| Sonic Zhang | 2 | 0.02% | 1 | 1.64% |
| Jesse Brandeburg | 1 | 0.01% | 1 | 1.64% |
| Olof Johansson | 1 | 0.01% | 1 | 1.64% |
| Thomas Gleixner | 1 | 0.01% | 1 | 1.64% |
| Total | 8579 | 61 |
// SPDX-License-Identifier: GPL-2.0-or-later /** * DOC: dwmac-rk.c - Rockchip RK3288 DWMAC specific glue layer * * Copyright (C) 2014 Chen-Zhi (Roger Chen) * * Chen-Zhi (Roger Chen) <roger.chen@rock-chips.com> */ #include <linux/stmmac.h> #include <linux/bitops.h> #include <linux/clk.h> #include <linux/phy.h> #include <linux/of_net.h> #include <linux/gpio.h> #include <linux/module.h> #include <linux/of_gpio.h> #include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/regulator/consumer.h> #include <linux/delay.h> #include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/pm_runtime.h> #include "stmmac_platform.h" struct rk_priv_data; struct rk_gmac_ops { void (*set_to_rgmii)(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay); void (*set_to_rmii)(struct rk_priv_data *bsp_priv); void (*set_rgmii_speed)(struct rk_priv_data *bsp_priv, int speed); void (*set_rmii_speed)(struct rk_priv_data *bsp_priv, int speed); void (*set_clock_selection)(struct rk_priv_data *bsp_priv, bool input, bool enable); void (*integrated_phy_powerup)(struct rk_priv_data *bsp_priv); bool regs_valid; u32 regs[]; }; struct rk_priv_data { struct platform_device *pdev; phy_interface_t phy_iface; int id; struct regulator *regulator; bool suspended; const struct rk_gmac_ops *ops; bool clk_enabled; bool clock_input; bool integrated_phy; struct clk *clk_mac; struct clk *gmac_clkin; struct clk *mac_clk_rx; struct clk *mac_clk_tx; struct clk *clk_mac_ref; struct clk *clk_mac_refout; struct clk *clk_mac_speed; struct clk *aclk_mac; struct clk *pclk_mac; struct clk *clk_phy; struct reset_control *phy_reset; int tx_delay; int rx_delay; struct regmap *grf; struct regmap *php_grf; }; #define HIWORD_UPDATE(val, mask, shift) \ ((val) << (shift) | (mask) << ((shift) + 16)) #define GRF_BIT(nr) (BIT(nr) | BIT(nr+16)) #define GRF_CLR_BIT(nr) (BIT(nr+16)) #define DELAY_ENABLE(soc, tx, rx) \ (((tx) ? soc##_GMAC_TXCLK_DLY_ENABLE : soc##_GMAC_TXCLK_DLY_DISABLE) | \ ((rx) ? soc##_GMAC_RXCLK_DLY_ENABLE : soc##_GMAC_RXCLK_DLY_DISABLE)) #define PX30_GRF_GMAC_CON1 0x0904 /* PX30_GRF_GMAC_CON1 */ #define PX30_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(4) | GRF_CLR_BIT(5) | \ GRF_BIT(6)) #define PX30_GMAC_SPEED_10M GRF_CLR_BIT(2) #define PX30_GMAC_SPEED_100M GRF_BIT(2) static void px30_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, PX30_GRF_GMAC_CON1, PX30_GMAC_PHY_INTF_SEL_RMII); } static void px30_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; int ret; if (IS_ERR(bsp_priv->clk_mac_speed)) { dev_err(dev, "%s: Missing clk_mac_speed clock\n", __func__); return; } if (speed == 10) { regmap_write(bsp_priv->grf, PX30_GRF_GMAC_CON1, PX30_GMAC_SPEED_10M); ret = clk_set_rate(bsp_priv->clk_mac_speed, 2500000); if (ret) dev_err(dev, "%s: set clk_mac_speed rate 2500000 failed: %d\n", __func__, ret); } else if (speed == 100) { regmap_write(bsp_priv->grf, PX30_GRF_GMAC_CON1, PX30_GMAC_SPEED_100M); ret = clk_set_rate(bsp_priv->clk_mac_speed, 25000000); if (ret) dev_err(dev, "%s: set clk_mac_speed rate 25000000 failed: %d\n", __func__, ret); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops px30_ops = { .set_to_rmii = px30_set_to_rmii, .set_rmii_speed = px30_set_rmii_speed, }; #define RK3128_GRF_MAC_CON0 0x0168 #define RK3128_GRF_MAC_CON1 0x016c /* RK3128_GRF_MAC_CON0 */ #define RK3128_GMAC_TXCLK_DLY_ENABLE GRF_BIT(14) #define RK3128_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(14) #define RK3128_GMAC_RXCLK_DLY_ENABLE GRF_BIT(15) #define RK3128_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(15) #define RK3128_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 7) #define RK3128_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) /* RK3128_GRF_MAC_CON1 */ #define RK3128_GMAC_PHY_INTF_SEL_RGMII \ (GRF_BIT(6) | GRF_CLR_BIT(7) | GRF_CLR_BIT(8)) #define RK3128_GMAC_PHY_INTF_SEL_RMII \ (GRF_CLR_BIT(6) | GRF_CLR_BIT(7) | GRF_BIT(8)) #define RK3128_GMAC_FLOW_CTRL GRF_BIT(9) #define RK3128_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(9) #define RK3128_GMAC_SPEED_10M GRF_CLR_BIT(10) #define RK3128_GMAC_SPEED_100M GRF_BIT(10) #define RK3128_GMAC_RMII_CLK_25M GRF_BIT(11) #define RK3128_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(11) #define RK3128_GMAC_CLK_125M (GRF_CLR_BIT(12) | GRF_CLR_BIT(13)) #define RK3128_GMAC_CLK_25M (GRF_BIT(12) | GRF_BIT(13)) #define RK3128_GMAC_CLK_2_5M (GRF_CLR_BIT(12) | GRF_BIT(13)) #define RK3128_GMAC_RMII_MODE GRF_BIT(14) #define RK3128_GMAC_RMII_MODE_CLR GRF_CLR_BIT(14) static void rk3128_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_PHY_INTF_SEL_RGMII | RK3128_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON0, DELAY_ENABLE(RK3128, tx_delay, rx_delay) | RK3128_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3128_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3128_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_PHY_INTF_SEL_RMII | RK3128_GMAC_RMII_MODE); } static void rk3128_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3128_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_RMII_CLK_2_5M | RK3128_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RK3128_GRF_MAC_CON1, RK3128_GMAC_RMII_CLK_25M | RK3128_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rk3128_ops = { .set_to_rgmii = rk3128_set_to_rgmii, .set_to_rmii = rk3128_set_to_rmii, .set_rgmii_speed = rk3128_set_rgmii_speed, .set_rmii_speed = rk3128_set_rmii_speed, }; #define RK3228_GRF_MAC_CON0 0x0900 #define RK3228_GRF_MAC_CON1 0x0904 #define RK3228_GRF_CON_MUX 0x50 /* RK3228_GRF_MAC_CON0 */ #define RK3228_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 7) #define RK3228_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) /* RK3228_GRF_MAC_CON1 */ #define RK3228_GMAC_PHY_INTF_SEL_RGMII \ (GRF_BIT(4) | GRF_CLR_BIT(5) | GRF_CLR_BIT(6)) #define RK3228_GMAC_PHY_INTF_SEL_RMII \ (GRF_CLR_BIT(4) | GRF_CLR_BIT(5) | GRF_BIT(6)) #define RK3228_GMAC_FLOW_CTRL GRF_BIT(3) #define RK3228_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(3) #define RK3228_GMAC_SPEED_10M GRF_CLR_BIT(2) #define RK3228_GMAC_SPEED_100M GRF_BIT(2) #define RK3228_GMAC_RMII_CLK_25M GRF_BIT(7) #define RK3228_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(7) #define RK3228_GMAC_CLK_125M (GRF_CLR_BIT(8) | GRF_CLR_BIT(9)) #define RK3228_GMAC_CLK_25M (GRF_BIT(8) | GRF_BIT(9)) #define RK3228_GMAC_CLK_2_5M (GRF_CLR_BIT(8) | GRF_BIT(9)) #define RK3228_GMAC_RMII_MODE GRF_BIT(10) #define RK3228_GMAC_RMII_MODE_CLR GRF_CLR_BIT(10) #define RK3228_GMAC_TXCLK_DLY_ENABLE GRF_BIT(0) #define RK3228_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(0) #define RK3228_GMAC_RXCLK_DLY_ENABLE GRF_BIT(1) #define RK3228_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(1) /* RK3228_GRF_COM_MUX */ #define RK3228_GRF_CON_MUX_GMAC_INTEGRATED_PHY GRF_BIT(15) static void rk3228_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_PHY_INTF_SEL_RGMII | RK3228_GMAC_RMII_MODE_CLR | DELAY_ENABLE(RK3228, tx_delay, rx_delay)); regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON0, RK3228_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3228_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3228_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_PHY_INTF_SEL_RMII | RK3228_GMAC_RMII_MODE); /* set MAC to RMII mode */ regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, GRF_BIT(11)); } static void rk3228_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3228_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_RMII_CLK_2_5M | RK3228_GMAC_SPEED_10M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3228_GRF_MAC_CON1, RK3228_GMAC_RMII_CLK_25M | RK3228_GMAC_SPEED_100M); else dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } static void rk3228_integrated_phy_powerup(struct rk_priv_data *priv) { regmap_write(priv->grf, RK3228_GRF_CON_MUX, RK3228_GRF_CON_MUX_GMAC_INTEGRATED_PHY); } static const struct rk_gmac_ops rk3228_ops = { .set_to_rgmii = rk3228_set_to_rgmii, .set_to_rmii = rk3228_set_to_rmii, .set_rgmii_speed = rk3228_set_rgmii_speed, .set_rmii_speed = rk3228_set_rmii_speed, .integrated_phy_powerup = rk3228_integrated_phy_powerup, }; #define RK3288_GRF_SOC_CON1 0x0248 #define RK3288_GRF_SOC_CON3 0x0250 /*RK3288_GRF_SOC_CON1*/ #define RK3288_GMAC_PHY_INTF_SEL_RGMII (GRF_BIT(6) | GRF_CLR_BIT(7) | \ GRF_CLR_BIT(8)) #define RK3288_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(6) | GRF_CLR_BIT(7) | \ GRF_BIT(8)) #define RK3288_GMAC_FLOW_CTRL GRF_BIT(9) #define RK3288_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(9) #define RK3288_GMAC_SPEED_10M GRF_CLR_BIT(10) #define RK3288_GMAC_SPEED_100M GRF_BIT(10) #define RK3288_GMAC_RMII_CLK_25M GRF_BIT(11) #define RK3288_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(11) #define RK3288_GMAC_CLK_125M (GRF_CLR_BIT(12) | GRF_CLR_BIT(13)) #define RK3288_GMAC_CLK_25M (GRF_BIT(12) | GRF_BIT(13)) #define RK3288_GMAC_CLK_2_5M (GRF_CLR_BIT(12) | GRF_BIT(13)) #define RK3288_GMAC_RMII_MODE GRF_BIT(14) #define RK3288_GMAC_RMII_MODE_CLR GRF_CLR_BIT(14) /*RK3288_GRF_SOC_CON3*/ #define RK3288_GMAC_TXCLK_DLY_ENABLE GRF_BIT(14) #define RK3288_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(14) #define RK3288_GMAC_RXCLK_DLY_ENABLE GRF_BIT(15) #define RK3288_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(15) #define RK3288_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 7) #define RK3288_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) static void rk3288_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_PHY_INTF_SEL_RGMII | RK3288_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON3, DELAY_ENABLE(RK3288, tx_delay, rx_delay) | RK3288_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3288_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3288_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_PHY_INTF_SEL_RMII | RK3288_GMAC_RMII_MODE); } static void rk3288_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3288_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_RMII_CLK_2_5M | RK3288_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RK3288_GRF_SOC_CON1, RK3288_GMAC_RMII_CLK_25M | RK3288_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rk3288_ops = { .set_to_rgmii = rk3288_set_to_rgmii, .set_to_rmii = rk3288_set_to_rmii, .set_rgmii_speed = rk3288_set_rgmii_speed, .set_rmii_speed = rk3288_set_rmii_speed, }; #define RK3308_GRF_MAC_CON0 0x04a0 /* RK3308_GRF_MAC_CON0 */ #define RK3308_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(2) | GRF_CLR_BIT(3) | \ GRF_BIT(4)) #define RK3308_GMAC_FLOW_CTRL GRF_BIT(3) #define RK3308_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(3) #define RK3308_GMAC_SPEED_10M GRF_CLR_BIT(0) #define RK3308_GMAC_SPEED_100M GRF_BIT(0) static void rk3308_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3308_GRF_MAC_CON0, RK3308_GMAC_PHY_INTF_SEL_RMII); } static void rk3308_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RK3308_GRF_MAC_CON0, RK3308_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RK3308_GRF_MAC_CON0, RK3308_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rk3308_ops = { .set_to_rmii = rk3308_set_to_rmii, .set_rmii_speed = rk3308_set_rmii_speed, }; #define RK3328_GRF_MAC_CON0 0x0900 #define RK3328_GRF_MAC_CON1 0x0904 #define RK3328_GRF_MAC_CON2 0x0908 #define RK3328_GRF_MACPHY_CON1 0xb04 /* RK3328_GRF_MAC_CON0 */ #define RK3328_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 7) #define RK3328_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) /* RK3328_GRF_MAC_CON1 */ #define RK3328_GMAC_PHY_INTF_SEL_RGMII \ (GRF_BIT(4) | GRF_CLR_BIT(5) | GRF_CLR_BIT(6)) #define RK3328_GMAC_PHY_INTF_SEL_RMII \ (GRF_CLR_BIT(4) | GRF_CLR_BIT(5) | GRF_BIT(6)) #define RK3328_GMAC_FLOW_CTRL GRF_BIT(3) #define RK3328_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(3) #define RK3328_GMAC_SPEED_10M GRF_CLR_BIT(2) #define RK3328_GMAC_SPEED_100M GRF_BIT(2) #define RK3328_GMAC_RMII_CLK_25M GRF_BIT(7) #define RK3328_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(7) #define RK3328_GMAC_CLK_125M (GRF_CLR_BIT(11) | GRF_CLR_BIT(12)) #define RK3328_GMAC_CLK_25M (GRF_BIT(11) | GRF_BIT(12)) #define RK3328_GMAC_CLK_2_5M (GRF_CLR_BIT(11) | GRF_BIT(12)) #define RK3328_GMAC_RMII_MODE GRF_BIT(9) #define RK3328_GMAC_RMII_MODE_CLR GRF_CLR_BIT(9) #define RK3328_GMAC_TXCLK_DLY_ENABLE GRF_BIT(0) #define RK3328_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(0) #define RK3328_GMAC_RXCLK_DLY_ENABLE GRF_BIT(1) #define RK3328_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(0) /* RK3328_GRF_MACPHY_CON1 */ #define RK3328_MACPHY_RMII_MODE GRF_BIT(9) static void rk3328_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON1, RK3328_GMAC_PHY_INTF_SEL_RGMII | RK3328_GMAC_RMII_MODE_CLR | RK3328_GMAC_RXCLK_DLY_ENABLE | RK3328_GMAC_TXCLK_DLY_ENABLE); regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON0, RK3328_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3328_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3328_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; unsigned int reg; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } reg = bsp_priv->integrated_phy ? RK3328_GRF_MAC_CON2 : RK3328_GRF_MAC_CON1; regmap_write(bsp_priv->grf, reg, RK3328_GMAC_PHY_INTF_SEL_RMII | RK3328_GMAC_RMII_MODE); } static void rk3328_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON1, RK3328_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON1, RK3328_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3328_GRF_MAC_CON1, RK3328_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3328_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; unsigned int reg; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } reg = bsp_priv->integrated_phy ? RK3328_GRF_MAC_CON2 : RK3328_GRF_MAC_CON1; if (speed == 10) regmap_write(bsp_priv->grf, reg, RK3328_GMAC_RMII_CLK_2_5M | RK3328_GMAC_SPEED_10M); else if (speed == 100) regmap_write(bsp_priv->grf, reg, RK3328_GMAC_RMII_CLK_25M | RK3328_GMAC_SPEED_100M); else dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } static void rk3328_integrated_phy_powerup(struct rk_priv_data *priv) { regmap_write(priv->grf, RK3328_GRF_MACPHY_CON1, RK3328_MACPHY_RMII_MODE); } static const struct rk_gmac_ops rk3328_ops = { .set_to_rgmii = rk3328_set_to_rgmii, .set_to_rmii = rk3328_set_to_rmii, .set_rgmii_speed = rk3328_set_rgmii_speed, .set_rmii_speed = rk3328_set_rmii_speed, .integrated_phy_powerup = rk3328_integrated_phy_powerup, }; #define RK3366_GRF_SOC_CON6 0x0418 #define RK3366_GRF_SOC_CON7 0x041c /* RK3366_GRF_SOC_CON6 */ #define RK3366_GMAC_PHY_INTF_SEL_RGMII (GRF_BIT(9) | GRF_CLR_BIT(10) | \ GRF_CLR_BIT(11)) #define RK3366_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(9) | GRF_CLR_BIT(10) | \ GRF_BIT(11)) #define RK3366_GMAC_FLOW_CTRL GRF_BIT(8) #define RK3366_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(8) #define RK3366_GMAC_SPEED_10M GRF_CLR_BIT(7) #define RK3366_GMAC_SPEED_100M GRF_BIT(7) #define RK3366_GMAC_RMII_CLK_25M GRF_BIT(3) #define RK3366_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(3) #define RK3366_GMAC_CLK_125M (GRF_CLR_BIT(4) | GRF_CLR_BIT(5)) #define RK3366_GMAC_CLK_25M (GRF_BIT(4) | GRF_BIT(5)) #define RK3366_GMAC_CLK_2_5M (GRF_CLR_BIT(4) | GRF_BIT(5)) #define RK3366_GMAC_RMII_MODE GRF_BIT(6) #define RK3366_GMAC_RMII_MODE_CLR GRF_CLR_BIT(6) /* RK3366_GRF_SOC_CON7 */ #define RK3366_GMAC_TXCLK_DLY_ENABLE GRF_BIT(7) #define RK3366_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(7) #define RK3366_GMAC_RXCLK_DLY_ENABLE GRF_BIT(15) #define RK3366_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(15) #define RK3366_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 8) #define RK3366_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) static void rk3366_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_PHY_INTF_SEL_RGMII | RK3366_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON7, DELAY_ENABLE(RK3366, tx_delay, rx_delay) | RK3366_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3366_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3366_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_PHY_INTF_SEL_RMII | RK3366_GMAC_RMII_MODE); } static void rk3366_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3366_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_RMII_CLK_2_5M | RK3366_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RK3366_GRF_SOC_CON6, RK3366_GMAC_RMII_CLK_25M | RK3366_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rk3366_ops = { .set_to_rgmii = rk3366_set_to_rgmii, .set_to_rmii = rk3366_set_to_rmii, .set_rgmii_speed = rk3366_set_rgmii_speed, .set_rmii_speed = rk3366_set_rmii_speed, }; #define RK3368_GRF_SOC_CON15 0x043c #define RK3368_GRF_SOC_CON16 0x0440 /* RK3368_GRF_SOC_CON15 */ #define RK3368_GMAC_PHY_INTF_SEL_RGMII (GRF_BIT(9) | GRF_CLR_BIT(10) | \ GRF_CLR_BIT(11)) #define RK3368_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(9) | GRF_CLR_BIT(10) | \ GRF_BIT(11)) #define RK3368_GMAC_FLOW_CTRL GRF_BIT(8) #define RK3368_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(8) #define RK3368_GMAC_SPEED_10M GRF_CLR_BIT(7) #define RK3368_GMAC_SPEED_100M GRF_BIT(7) #define RK3368_GMAC_RMII_CLK_25M GRF_BIT(3) #define RK3368_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(3) #define RK3368_GMAC_CLK_125M (GRF_CLR_BIT(4) | GRF_CLR_BIT(5)) #define RK3368_GMAC_CLK_25M (GRF_BIT(4) | GRF_BIT(5)) #define RK3368_GMAC_CLK_2_5M (GRF_CLR_BIT(4) | GRF_BIT(5)) #define RK3368_GMAC_RMII_MODE GRF_BIT(6) #define RK3368_GMAC_RMII_MODE_CLR GRF_CLR_BIT(6) /* RK3368_GRF_SOC_CON16 */ #define RK3368_GMAC_TXCLK_DLY_ENABLE GRF_BIT(7) #define RK3368_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(7) #define RK3368_GMAC_RXCLK_DLY_ENABLE GRF_BIT(15) #define RK3368_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(15) #define RK3368_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 8) #define RK3368_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) static void rk3368_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_PHY_INTF_SEL_RGMII | RK3368_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON16, DELAY_ENABLE(RK3368, tx_delay, rx_delay) | RK3368_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3368_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3368_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_PHY_INTF_SEL_RMII | RK3368_GMAC_RMII_MODE); } static void rk3368_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3368_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_RMII_CLK_2_5M | RK3368_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RK3368_GRF_SOC_CON15, RK3368_GMAC_RMII_CLK_25M | RK3368_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rk3368_ops = { .set_to_rgmii = rk3368_set_to_rgmii, .set_to_rmii = rk3368_set_to_rmii, .set_rgmii_speed = rk3368_set_rgmii_speed, .set_rmii_speed = rk3368_set_rmii_speed, }; #define RK3399_GRF_SOC_CON5 0xc214 #define RK3399_GRF_SOC_CON6 0xc218 /* RK3399_GRF_SOC_CON5 */ #define RK3399_GMAC_PHY_INTF_SEL_RGMII (GRF_BIT(9) | GRF_CLR_BIT(10) | \ GRF_CLR_BIT(11)) #define RK3399_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(9) | GRF_CLR_BIT(10) | \ GRF_BIT(11)) #define RK3399_GMAC_FLOW_CTRL GRF_BIT(8) #define RK3399_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(8) #define RK3399_GMAC_SPEED_10M GRF_CLR_BIT(7) #define RK3399_GMAC_SPEED_100M GRF_BIT(7) #define RK3399_GMAC_RMII_CLK_25M GRF_BIT(3) #define RK3399_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(3) #define RK3399_GMAC_CLK_125M (GRF_CLR_BIT(4) | GRF_CLR_BIT(5)) #define RK3399_GMAC_CLK_25M (GRF_BIT(4) | GRF_BIT(5)) #define RK3399_GMAC_CLK_2_5M (GRF_CLR_BIT(4) | GRF_BIT(5)) #define RK3399_GMAC_RMII_MODE GRF_BIT(6) #define RK3399_GMAC_RMII_MODE_CLR GRF_CLR_BIT(6) /* RK3399_GRF_SOC_CON6 */ #define RK3399_GMAC_TXCLK_DLY_ENABLE GRF_BIT(7) #define RK3399_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(7) #define RK3399_GMAC_RXCLK_DLY_ENABLE GRF_BIT(15) #define RK3399_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(15) #define RK3399_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 8) #define RK3399_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) static void rk3399_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_PHY_INTF_SEL_RGMII | RK3399_GMAC_RMII_MODE_CLR); regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON6, DELAY_ENABLE(RK3399, tx_delay, rx_delay) | RK3399_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3399_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3399_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_PHY_INTF_SEL_RMII | RK3399_GMAC_RMII_MODE); } static void rk3399_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_CLK_2_5M); else if (speed == 100) regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_CLK_25M); else if (speed == 1000) regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_CLK_125M); else dev_err(dev, "unknown speed value for RGMII! speed=%d", speed); } static void rk3399_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_RMII_CLK_2_5M | RK3399_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RK3399_GRF_SOC_CON5, RK3399_GMAC_RMII_CLK_25M | RK3399_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rk3399_ops = { .set_to_rgmii = rk3399_set_to_rgmii, .set_to_rmii = rk3399_set_to_rmii, .set_rgmii_speed = rk3399_set_rgmii_speed, .set_rmii_speed = rk3399_set_rmii_speed, }; #define RK3568_GRF_GMAC0_CON0 0x0380 #define RK3568_GRF_GMAC0_CON1 0x0384 #define RK3568_GRF_GMAC1_CON0 0x0388 #define RK3568_GRF_GMAC1_CON1 0x038c /* RK3568_GRF_GMAC0_CON1 && RK3568_GRF_GMAC1_CON1 */ #define RK3568_GMAC_PHY_INTF_SEL_RGMII \ (GRF_BIT(4) | GRF_CLR_BIT(5) | GRF_CLR_BIT(6)) #define RK3568_GMAC_PHY_INTF_SEL_RMII \ (GRF_CLR_BIT(4) | GRF_CLR_BIT(5) | GRF_BIT(6)) #define RK3568_GMAC_FLOW_CTRL GRF_BIT(3) #define RK3568_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(3) #define RK3568_GMAC_RXCLK_DLY_ENABLE GRF_BIT(1) #define RK3568_GMAC_RXCLK_DLY_DISABLE GRF_CLR_BIT(1) #define RK3568_GMAC_TXCLK_DLY_ENABLE GRF_BIT(0) #define RK3568_GMAC_TXCLK_DLY_DISABLE GRF_CLR_BIT(0) /* RK3568_GRF_GMAC0_CON0 && RK3568_GRF_GMAC1_CON0 */ #define RK3568_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 8) #define RK3568_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) static void rk3568_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; u32 con0, con1; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } con0 = (bsp_priv->id == 1) ? RK3568_GRF_GMAC1_CON0 : RK3568_GRF_GMAC0_CON0; con1 = (bsp_priv->id == 1) ? RK3568_GRF_GMAC1_CON1 : RK3568_GRF_GMAC0_CON1; regmap_write(bsp_priv->grf, con0, RK3568_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3568_GMAC_CLK_TX_DL_CFG(tx_delay)); regmap_write(bsp_priv->grf, con1, RK3568_GMAC_PHY_INTF_SEL_RGMII | RK3568_GMAC_RXCLK_DLY_ENABLE | RK3568_GMAC_TXCLK_DLY_ENABLE); } static void rk3568_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; u32 con1; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } con1 = (bsp_priv->id == 1) ? RK3568_GRF_GMAC1_CON1 : RK3568_GRF_GMAC0_CON1; regmap_write(bsp_priv->grf, con1, RK3568_GMAC_PHY_INTF_SEL_RMII); } static void rk3568_set_gmac_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; unsigned long rate; int ret; switch (speed) { case 10: rate = 2500000; break; case 100: rate = 25000000; break; case 1000: rate = 125000000; break; default: dev_err(dev, "unknown speed value for GMAC speed=%d", speed); return; } ret = clk_set_rate(bsp_priv->clk_mac_speed, rate); if (ret) dev_err(dev, "%s: set clk_mac_speed rate %ld failed %d\n", __func__, rate, ret); } static const struct rk_gmac_ops rk3568_ops = { .set_to_rgmii = rk3568_set_to_rgmii, .set_to_rmii = rk3568_set_to_rmii, .set_rgmii_speed = rk3568_set_gmac_speed, .set_rmii_speed = rk3568_set_gmac_speed, .regs_valid = true, .regs = { 0xfe2a0000, /* gmac0 */ 0xfe010000, /* gmac1 */ 0x0, /* sentinel */ }, }; /* sys_grf */ #define RK3588_GRF_GMAC_CON7 0X031c #define RK3588_GRF_GMAC_CON8 0X0320 #define RK3588_GRF_GMAC_CON9 0X0324 #define RK3588_GMAC_RXCLK_DLY_ENABLE(id) GRF_BIT(2 * (id) + 3) #define RK3588_GMAC_RXCLK_DLY_DISABLE(id) GRF_CLR_BIT(2 * (id) + 3) #define RK3588_GMAC_TXCLK_DLY_ENABLE(id) GRF_BIT(2 * (id) + 2) #define RK3588_GMAC_TXCLK_DLY_DISABLE(id) GRF_CLR_BIT(2 * (id) + 2) #define RK3588_GMAC_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0xFF, 8) #define RK3588_GMAC_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0xFF, 0) /* php_grf */ #define RK3588_GRF_GMAC_CON0 0X0008 #define RK3588_GRF_CLK_CON1 0X0070 #define RK3588_GMAC_PHY_INTF_SEL_RGMII(id) \ (GRF_BIT(3 + (id) * 6) | GRF_CLR_BIT(4 + (id) * 6) | GRF_CLR_BIT(5 + (id) * 6)) #define RK3588_GMAC_PHY_INTF_SEL_RMII(id) \ (GRF_CLR_BIT(3 + (id) * 6) | GRF_CLR_BIT(4 + (id) * 6) | GRF_BIT(5 + (id) * 6)) #define RK3588_GMAC_CLK_RMII_MODE(id) GRF_BIT(5 * (id)) #define RK3588_GMAC_CLK_RGMII_MODE(id) GRF_CLR_BIT(5 * (id)) #define RK3588_GMAC_CLK_SELET_CRU(id) GRF_BIT(5 * (id) + 4) #define RK3588_GMAC_CLK_SELET_IO(id) GRF_CLR_BIT(5 * (id) + 4) #define RK3588_GMA_CLK_RMII_DIV2(id) GRF_BIT(5 * (id) + 2) #define RK3588_GMA_CLK_RMII_DIV20(id) GRF_CLR_BIT(5 * (id) + 2) #define RK3588_GMAC_CLK_RGMII_DIV1(id) \ (GRF_CLR_BIT(5 * (id) + 2) | GRF_CLR_BIT(5 * (id) + 3)) #define RK3588_GMAC_CLK_RGMII_DIV5(id) \ (GRF_BIT(5 * (id) + 2) | GRF_BIT(5 * (id) + 3)) #define RK3588_GMAC_CLK_RGMII_DIV50(id) \ (GRF_CLR_BIT(5 * (id) + 2) | GRF_BIT(5 * (id) + 3)) #define RK3588_GMAC_CLK_RMII_GATE(id) GRF_BIT(5 * (id) + 1) #define RK3588_GMAC_CLK_RMII_NOGATE(id) GRF_CLR_BIT(5 * (id) + 1) static void rk3588_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; u32 offset_con, id = bsp_priv->id; if (IS_ERR(bsp_priv->grf) || IS_ERR(bsp_priv->php_grf)) { dev_err(dev, "Missing rockchip,grf or rockchip,php_grf property\n"); return; } offset_con = bsp_priv->id == 1 ? RK3588_GRF_GMAC_CON9 : RK3588_GRF_GMAC_CON8; regmap_write(bsp_priv->php_grf, RK3588_GRF_GMAC_CON0, RK3588_GMAC_PHY_INTF_SEL_RGMII(id)); regmap_write(bsp_priv->php_grf, RK3588_GRF_CLK_CON1, RK3588_GMAC_CLK_RGMII_MODE(id)); regmap_write(bsp_priv->grf, RK3588_GRF_GMAC_CON7, RK3588_GMAC_RXCLK_DLY_ENABLE(id) | RK3588_GMAC_TXCLK_DLY_ENABLE(id)); regmap_write(bsp_priv->grf, offset_con, RK3588_GMAC_CLK_RX_DL_CFG(rx_delay) | RK3588_GMAC_CLK_TX_DL_CFG(tx_delay)); } static void rk3588_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->php_grf)) { dev_err(dev, "%s: Missing rockchip,php_grf property\n", __func__); return; } regmap_write(bsp_priv->php_grf, RK3588_GRF_GMAC_CON0, RK3588_GMAC_PHY_INTF_SEL_RMII(bsp_priv->id)); regmap_write(bsp_priv->php_grf, RK3588_GRF_CLK_CON1, RK3588_GMAC_CLK_RMII_MODE(bsp_priv->id)); } static void rk3588_set_gmac_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; unsigned int val = 0, id = bsp_priv->id; switch (speed) { case 10: if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) val = RK3588_GMA_CLK_RMII_DIV20(id); else val = RK3588_GMAC_CLK_RGMII_DIV50(id); break; case 100: if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) val = RK3588_GMA_CLK_RMII_DIV2(id); else val = RK3588_GMAC_CLK_RGMII_DIV5(id); break; case 1000: if (bsp_priv->phy_iface != PHY_INTERFACE_MODE_RMII) val = RK3588_GMAC_CLK_RGMII_DIV1(id); else goto err; break; default: goto err; } regmap_write(bsp_priv->php_grf, RK3588_GRF_CLK_CON1, val); return; err: dev_err(dev, "unknown speed value for GMAC speed=%d", speed); } static void rk3588_set_clock_selection(struct rk_priv_data *bsp_priv, bool input, bool enable) { unsigned int val = input ? RK3588_GMAC_CLK_SELET_IO(bsp_priv->id) : RK3588_GMAC_CLK_SELET_CRU(bsp_priv->id); val |= enable ? RK3588_GMAC_CLK_RMII_NOGATE(bsp_priv->id) : RK3588_GMAC_CLK_RMII_GATE(bsp_priv->id); regmap_write(bsp_priv->php_grf, RK3588_GRF_CLK_CON1, val); } static const struct rk_gmac_ops rk3588_ops = { .set_to_rgmii = rk3588_set_to_rgmii, .set_to_rmii = rk3588_set_to_rmii, .set_rgmii_speed = rk3588_set_gmac_speed, .set_rmii_speed = rk3588_set_gmac_speed, .set_clock_selection = rk3588_set_clock_selection, .regs_valid = true, .regs = { 0xfe1b0000, /* gmac0 */ 0xfe1c0000, /* gmac1 */ 0x0, /* sentinel */ }, }; #define RV1108_GRF_GMAC_CON0 0X0900 /* RV1108_GRF_GMAC_CON0 */ #define RV1108_GMAC_PHY_INTF_SEL_RMII (GRF_CLR_BIT(4) | GRF_CLR_BIT(5) | \ GRF_BIT(6)) #define RV1108_GMAC_FLOW_CTRL GRF_BIT(3) #define RV1108_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(3) #define RV1108_GMAC_SPEED_10M GRF_CLR_BIT(2) #define RV1108_GMAC_SPEED_100M GRF_BIT(2) #define RV1108_GMAC_RMII_CLK_25M GRF_BIT(7) #define RV1108_GMAC_RMII_CLK_2_5M GRF_CLR_BIT(7) static void rv1108_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RV1108_GRF_GMAC_CON0, RV1108_GMAC_PHY_INTF_SEL_RMII); } static void rv1108_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } if (speed == 10) { regmap_write(bsp_priv->grf, RV1108_GRF_GMAC_CON0, RV1108_GMAC_RMII_CLK_2_5M | RV1108_GMAC_SPEED_10M); } else if (speed == 100) { regmap_write(bsp_priv->grf, RV1108_GRF_GMAC_CON0, RV1108_GMAC_RMII_CLK_25M | RV1108_GMAC_SPEED_100M); } else { dev_err(dev, "unknown speed value for RMII! speed=%d", speed); } } static const struct rk_gmac_ops rv1108_ops = { .set_to_rmii = rv1108_set_to_rmii, .set_rmii_speed = rv1108_set_rmii_speed, }; #define RV1126_GRF_GMAC_CON0 0X0070 #define RV1126_GRF_GMAC_CON1 0X0074 #define RV1126_GRF_GMAC_CON2 0X0078 /* RV1126_GRF_GMAC_CON0 */ #define RV1126_GMAC_PHY_INTF_SEL_RGMII \ (GRF_BIT(4) | GRF_CLR_BIT(5) | GRF_CLR_BIT(6)) #define RV1126_GMAC_PHY_INTF_SEL_RMII \ (GRF_CLR_BIT(4) | GRF_CLR_BIT(5) | GRF_BIT(6)) #define RV1126_GMAC_FLOW_CTRL GRF_BIT(7) #define RV1126_GMAC_FLOW_CTRL_CLR GRF_CLR_BIT(7) #define RV1126_GMAC_M0_RXCLK_DLY_ENABLE GRF_BIT(1) #define RV1126_GMAC_M0_RXCLK_DLY_DISABLE GRF_CLR_BIT(1) #define RV1126_GMAC_M0_TXCLK_DLY_ENABLE GRF_BIT(0) #define RV1126_GMAC_M0_TXCLK_DLY_DISABLE GRF_CLR_BIT(0) #define RV1126_GMAC_M1_RXCLK_DLY_ENABLE GRF_BIT(3) #define RV1126_GMAC_M1_RXCLK_DLY_DISABLE GRF_CLR_BIT(3) #define RV1126_GMAC_M1_TXCLK_DLY_ENABLE GRF_BIT(2) #define RV1126_GMAC_M1_TXCLK_DLY_DISABLE GRF_CLR_BIT(2) /* RV1126_GRF_GMAC_CON1 */ #define RV1126_GMAC_M0_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 8) #define RV1126_GMAC_M0_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) /* RV1126_GRF_GMAC_CON2 */ #define RV1126_GMAC_M1_CLK_RX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 8) #define RV1126_GMAC_M1_CLK_TX_DL_CFG(val) HIWORD_UPDATE(val, 0x7F, 0) static void rv1126_set_to_rgmii(struct rk_priv_data *bsp_priv, int tx_delay, int rx_delay) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "Missing rockchip,grf property\n"); return; } regmap_write(bsp_priv->grf, RV1126_GRF_GMAC_CON0, RV1126_GMAC_PHY_INTF_SEL_RGMII | RV1126_GMAC_M0_RXCLK_DLY_ENABLE | RV1126_GMAC_M0_TXCLK_DLY_ENABLE | RV1126_GMAC_M1_RXCLK_DLY_ENABLE | RV1126_GMAC_M1_TXCLK_DLY_ENABLE); regmap_write(bsp_priv->grf, RV1126_GRF_GMAC_CON1, RV1126_GMAC_M0_CLK_RX_DL_CFG(rx_delay) | RV1126_GMAC_M0_CLK_TX_DL_CFG(tx_delay)); regmap_write(bsp_priv->grf, RV1126_GRF_GMAC_CON2, RV1126_GMAC_M1_CLK_RX_DL_CFG(rx_delay) | RV1126_GMAC_M1_CLK_TX_DL_CFG(tx_delay)); } static void rv1126_set_to_rmii(struct rk_priv_data *bsp_priv) { struct device *dev = &bsp_priv->pdev->dev; if (IS_ERR(bsp_priv->grf)) { dev_err(dev, "%s: Missing rockchip,grf property\n", __func__); return; } regmap_write(bsp_priv->grf, RV1126_GRF_GMAC_CON0, RV1126_GMAC_PHY_INTF_SEL_RMII); } static void rv1126_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; unsigned long rate; int ret; switch (speed) { case 10: rate = 2500000; break; case 100: rate = 25000000; break; case 1000: rate = 125000000; break; default: dev_err(dev, "unknown speed value for RGMII speed=%d", speed); return; } ret = clk_set_rate(bsp_priv->clk_mac_speed, rate); if (ret) dev_err(dev, "%s: set clk_mac_speed rate %ld failed %d\n", __func__, rate, ret); } static void rv1126_set_rmii_speed(struct rk_priv_data *bsp_priv, int speed) { struct device *dev = &bsp_priv->pdev->dev; unsigned long rate; int ret; switch (speed) { case 10: rate = 2500000; break; case 100: rate = 25000000; break; default: dev_err(dev, "unknown speed value for RGMII speed=%d", speed); return; } ret = clk_set_rate(bsp_priv->clk_mac_speed, rate); if (ret) dev_err(dev, "%s: set clk_mac_speed rate %ld failed %d\n", __func__, rate, ret); } static const struct rk_gmac_ops rv1126_ops = { .set_to_rgmii = rv1126_set_to_rgmii, .set_to_rmii = rv1126_set_to_rmii, .set_rgmii_speed = rv1126_set_rgmii_speed, .set_rmii_speed = rv1126_set_rmii_speed, }; #define RK_GRF_MACPHY_CON0 0xb00 #define RK_GRF_MACPHY_CON1 0xb04 #define RK_GRF_MACPHY_CON2 0xb08 #define RK_GRF_MACPHY_CON3 0xb0c #define RK_MACPHY_ENABLE GRF_BIT(0) #define RK_MACPHY_DISABLE GRF_CLR_BIT(0) #define RK_MACPHY_CFG_CLK_50M GRF_BIT(14) #define RK_GMAC2PHY_RMII_MODE (GRF_BIT(6) | GRF_CLR_BIT(7)) #define RK_GRF_CON2_MACPHY_ID HIWORD_UPDATE(0x1234, 0xffff, 0) #define RK_GRF_CON3_MACPHY_ID HIWORD_UPDATE(0x35, 0x3f, 0) static void rk_gmac_integrated_phy_powerup(struct rk_priv_data *priv) { if (priv->ops->integrated_phy_powerup) priv->ops->integrated_phy_powerup(priv); regmap_write(priv->grf, RK_GRF_MACPHY_CON0, RK_MACPHY_CFG_CLK_50M); regmap_write(priv->grf, RK_GRF_MACPHY_CON0, RK_GMAC2PHY_RMII_MODE); regmap_write(priv->grf, RK_GRF_MACPHY_CON2, RK_GRF_CON2_MACPHY_ID); regmap_write(priv->grf, RK_GRF_MACPHY_CON3, RK_GRF_CON3_MACPHY_ID); if (priv->phy_reset) { /* PHY needs to be disabled before trying to reset it */ regmap_write(priv->grf, RK_GRF_MACPHY_CON0, RK_MACPHY_DISABLE); if (priv->phy_reset) reset_control_assert(priv->phy_reset); usleep_range(10, 20); if (priv->phy_reset) reset_control_deassert(priv->phy_reset); usleep_range(10, 20); regmap_write(priv->grf, RK_GRF_MACPHY_CON0, RK_MACPHY_ENABLE); msleep(30); } } static void rk_gmac_integrated_phy_powerdown(struct rk_priv_data *priv) { regmap_write(priv->grf, RK_GRF_MACPHY_CON0, RK_MACPHY_DISABLE); if (priv->phy_reset) reset_control_assert(priv->phy_reset); } static int rk_gmac_clk_init(struct plat_stmmacenet_data *plat) { struct rk_priv_data *bsp_priv = plat->bsp_priv; struct device *dev = &bsp_priv->pdev->dev; int ret; bsp_priv->clk_enabled = false; bsp_priv->mac_clk_rx = devm_clk_get(dev, "mac_clk_rx"); if (IS_ERR(bsp_priv->mac_clk_rx)) dev_err(dev, "cannot get clock %s\n", "mac_clk_rx"); bsp_priv->mac_clk_tx = devm_clk_get(dev, "mac_clk_tx"); if (IS_ERR(bsp_priv->mac_clk_tx)) dev_err(dev, "cannot get clock %s\n", "mac_clk_tx"); bsp_priv->aclk_mac = devm_clk_get(dev, "aclk_mac"); if (IS_ERR(bsp_priv->aclk_mac)) dev_err(dev, "cannot get clock %s\n", "aclk_mac"); bsp_priv->pclk_mac = devm_clk_get(dev, "pclk_mac"); if (IS_ERR(bsp_priv->pclk_mac)) dev_err(dev, "cannot get clock %s\n", "pclk_mac"); bsp_priv->clk_mac = devm_clk_get(dev, "stmmaceth"); if (IS_ERR(bsp_priv->clk_mac)) dev_err(dev, "cannot get clock %s\n", "stmmaceth"); if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) { bsp_priv->clk_mac_ref = devm_clk_get(dev, "clk_mac_ref"); if (IS_ERR(bsp_priv->clk_mac_ref)) dev_err(dev, "cannot get clock %s\n", "clk_mac_ref"); if (!bsp_priv->clock_input) { bsp_priv->clk_mac_refout = devm_clk_get(dev, "clk_mac_refout"); if (IS_ERR(bsp_priv->clk_mac_refout)) dev_err(dev, "cannot get clock %s\n", "clk_mac_refout"); } } bsp_priv->clk_mac_speed = devm_clk_get(dev, "clk_mac_speed"); if (IS_ERR(bsp_priv->clk_mac_speed)) dev_err(dev, "cannot get clock %s\n", "clk_mac_speed"); if (bsp_priv->clock_input) { dev_info(dev, "clock input from PHY\n"); } else { if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) clk_set_rate(bsp_priv->clk_mac, 50000000); } if (plat->phy_node && bsp_priv->integrated_phy) { bsp_priv->clk_phy = of_clk_get(plat->phy_node, 0); if (IS_ERR(bsp_priv->clk_phy)) { ret = PTR_ERR(bsp_priv->clk_phy); dev_err(dev, "Cannot get PHY clock: %d\n", ret); return -EINVAL; } clk_set_rate(bsp_priv->clk_phy, 50000000); } return 0; } static int gmac_clk_enable(struct rk_priv_data *bsp_priv, bool enable) { int phy_iface = bsp_priv->phy_iface; if (enable) { if (!bsp_priv->clk_enabled) { if (phy_iface == PHY_INTERFACE_MODE_RMII) { if (!IS_ERR(bsp_priv->mac_clk_rx)) clk_prepare_enable( bsp_priv->mac_clk_rx); if (!IS_ERR(bsp_priv->clk_mac_ref)) clk_prepare_enable( bsp_priv->clk_mac_ref); if (!IS_ERR(bsp_priv->clk_mac_refout)) clk_prepare_enable( bsp_priv->clk_mac_refout); } if (!IS_ERR(bsp_priv->clk_phy)) clk_prepare_enable(bsp_priv->clk_phy); if (!IS_ERR(bsp_priv->aclk_mac)) clk_prepare_enable(bsp_priv->aclk_mac); if (!IS_ERR(bsp_priv->pclk_mac)) clk_prepare_enable(bsp_priv->pclk_mac); if (!IS_ERR(bsp_priv->mac_clk_tx)) clk_prepare_enable(bsp_priv->mac_clk_tx); if (!IS_ERR(bsp_priv->clk_mac_speed)) clk_prepare_enable(bsp_priv->clk_mac_speed); if (bsp_priv->ops && bsp_priv->ops->set_clock_selection) bsp_priv->ops->set_clock_selection(bsp_priv, bsp_priv->clock_input, true); /** * if (!IS_ERR(bsp_priv->clk_mac)) * clk_prepare_enable(bsp_priv->clk_mac); */ mdelay(5); bsp_priv->clk_enabled = true; } } else { if (bsp_priv->clk_enabled) { if (phy_iface == PHY_INTERFACE_MODE_RMII) { clk_disable_unprepare(bsp_priv->mac_clk_rx); clk_disable_unprepare(bsp_priv->clk_mac_ref); clk_disable_unprepare(bsp_priv->clk_mac_refout); } clk_disable_unprepare(bsp_priv->clk_phy); clk_disable_unprepare(bsp_priv->aclk_mac); clk_disable_unprepare(bsp_priv->pclk_mac); clk_disable_unprepare(bsp_priv->mac_clk_tx); clk_disable_unprepare(bsp_priv->clk_mac_speed); if (bsp_priv->ops && bsp_priv->ops->set_clock_selection) bsp_priv->ops->set_clock_selection(bsp_priv, bsp_priv->clock_input, false); /** * if (!IS_ERR(bsp_priv->clk_mac)) * clk_disable_unprepare(bsp_priv->clk_mac); */ bsp_priv->clk_enabled = false; } } return 0; } static int phy_power_on(struct rk_priv_data *bsp_priv, bool enable) { struct regulator *ldo = bsp_priv->regulator; int ret; struct device *dev = &bsp_priv->pdev->dev; if (!ldo) return 0; if (enable) { ret = regulator_enable(ldo); if (ret) dev_err(dev, "fail to enable phy-supply\n"); } else { ret = regulator_disable(ldo); if (ret) dev_err(dev, "fail to disable phy-supply\n"); } return 0; } static struct rk_priv_data *rk_gmac_setup(struct platform_device *pdev, struct plat_stmmacenet_data *plat, const struct rk_gmac_ops *ops) { struct rk_priv_data *bsp_priv; struct device *dev = &pdev->dev; struct resource *res; int ret; const char *strings = NULL; int value; bsp_priv = devm_kzalloc(dev, sizeof(*bsp_priv), GFP_KERNEL); if (!bsp_priv) return ERR_PTR(-ENOMEM); of_get_phy_mode(dev->of_node, &bsp_priv->phy_iface); bsp_priv->ops = ops; /* Some SoCs have multiple MAC controllers, which need * to be distinguished. */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (res && ops->regs_valid) { int i = 0; while (ops->regs[i]) { if (ops->regs[i] == res->start) { bsp_priv->id = i; break; } i++; } } bsp_priv->regulator = devm_regulator_get_optional(dev, "phy"); if (IS_ERR(bsp_priv->regulator)) { if (PTR_ERR(bsp_priv->regulator) == -EPROBE_DEFER) { dev_err(dev, "phy regulator is not available yet, deferred probing\n"); return ERR_PTR(-EPROBE_DEFER); } dev_err(dev, "no regulator found\n"); bsp_priv->regulator = NULL; } ret = of_property_read_string(dev->of_node, "clock_in_out", &strings); if (ret) { dev_err(dev, "Can not read property: clock_in_out.\n"); bsp_priv->clock_input = true; } else { dev_info(dev, "clock input or output? (%s).\n", strings); if (!strcmp(strings, "input")) bsp_priv->clock_input = true; else bsp_priv->clock_input = false; } ret = of_property_read_u32(dev->of_node, "tx_delay", &value); if (ret) { bsp_priv->tx_delay = 0x30; dev_err(dev, "Can not read property: tx_delay."); dev_err(dev, "set tx_delay to 0x%x\n", bsp_priv->tx_delay); } else { dev_info(dev, "TX delay(0x%x).\n", value); bsp_priv->tx_delay = value; } ret = of_property_read_u32(dev->of_node, "rx_delay", &value); if (ret) { bsp_priv->rx_delay = 0x10; dev_err(dev, "Can not read property: rx_delay."); dev_err(dev, "set rx_delay to 0x%x\n", bsp_priv->rx_delay); } else { dev_info(dev, "RX delay(0x%x).\n", value); bsp_priv->rx_delay = value; } bsp_priv->grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,grf"); bsp_priv->php_grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,php-grf"); if (plat->phy_node) { bsp_priv->integrated_phy = of_property_read_bool(plat->phy_node, "phy-is-integrated"); if (bsp_priv->integrated_phy) { bsp_priv->phy_reset = of_reset_control_get(plat->phy_node, NULL); if (IS_ERR(bsp_priv->phy_reset)) { dev_err(&pdev->dev, "No PHY reset control found.\n"); bsp_priv->phy_reset = NULL; } } } dev_info(dev, "integrated PHY? (%s).\n", bsp_priv->integrated_phy ? "yes" : "no"); bsp_priv->pdev = pdev; return bsp_priv; } static int rk_gmac_check_ops(struct rk_priv_data *bsp_priv) { switch (bsp_priv->phy_iface) { case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII_TXID: if (!bsp_priv->ops->set_to_rgmii) return -EINVAL; break; case PHY_INTERFACE_MODE_RMII: if (!bsp_priv->ops->set_to_rmii) return -EINVAL; break; default: dev_err(&bsp_priv->pdev->dev, "unsupported interface %d", bsp_priv->phy_iface); } return 0; } static int rk_gmac_powerup(struct rk_priv_data *bsp_priv) { int ret; struct device *dev = &bsp_priv->pdev->dev; ret = rk_gmac_check_ops(bsp_priv); if (ret) return ret; ret = gmac_clk_enable(bsp_priv, true); if (ret) return ret; /*rmii or rgmii*/ switch (bsp_priv->phy_iface) { case PHY_INTERFACE_MODE_RGMII: dev_info(dev, "init for RGMII\n"); bsp_priv->ops->set_to_rgmii(bsp_priv, bsp_priv->tx_delay, bsp_priv->rx_delay); break; case PHY_INTERFACE_MODE_RGMII_ID: dev_info(dev, "init for RGMII_ID\n"); bsp_priv->ops->set_to_rgmii(bsp_priv, 0, 0); break; case PHY_INTERFACE_MODE_RGMII_RXID: dev_info(dev, "init for RGMII_RXID\n"); bsp_priv->ops->set_to_rgmii(bsp_priv, bsp_priv->tx_delay, 0); break; case PHY_INTERFACE_MODE_RGMII_TXID: dev_info(dev, "init for RGMII_TXID\n"); bsp_priv->ops->set_to_rgmii(bsp_priv, 0, bsp_priv->rx_delay); break; case PHY_INTERFACE_MODE_RMII: dev_info(dev, "init for RMII\n"); bsp_priv->ops->set_to_rmii(bsp_priv); break; default: dev_err(dev, "NO interface defined!\n"); } ret = phy_power_on(bsp_priv, true); if (ret) { gmac_clk_enable(bsp_priv, false); return ret; } pm_runtime_get_sync(dev); if (bsp_priv->integrated_phy) rk_gmac_integrated_phy_powerup(bsp_priv); return 0; } static void rk_gmac_powerdown(struct rk_priv_data *gmac) { if (gmac->integrated_phy) rk_gmac_integrated_phy_powerdown(gmac); pm_runtime_put_sync(&gmac->pdev->dev); phy_power_on(gmac, false); gmac_clk_enable(gmac, false); } static void rk_fix_speed(void *priv, unsigned int speed) { struct rk_priv_data *bsp_priv = priv; struct device *dev = &bsp_priv->pdev->dev; switch (bsp_priv->phy_iface) { case PHY_INTERFACE_MODE_RGMII: case PHY_INTERFACE_MODE_RGMII_ID: case PHY_INTERFACE_MODE_RGMII_RXID: case PHY_INTERFACE_MODE_RGMII_TXID: if (bsp_priv->ops->set_rgmii_speed) bsp_priv->ops->set_rgmii_speed(bsp_priv, speed); break; case PHY_INTERFACE_MODE_RMII: if (bsp_priv->ops->set_rmii_speed) bsp_priv->ops->set_rmii_speed(bsp_priv, speed); break; default: dev_err(dev, "unsupported interface %d", bsp_priv->phy_iface); } } static int rk_gmac_probe(struct platform_device *pdev) { struct plat_stmmacenet_data *plat_dat; struct stmmac_resources stmmac_res; const struct rk_gmac_ops *data; int ret; data = of_device_get_match_data(&pdev->dev); if (!data) { dev_err(&pdev->dev, "no of match data provided\n"); return -EINVAL; } ret = stmmac_get_platform_resources(pdev, &stmmac_res); if (ret) return ret; plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac); if (IS_ERR(plat_dat)) return PTR_ERR(plat_dat); /* If the stmmac is not already selected as gmac4, * then make sure we fallback to gmac. */ if (!plat_dat->has_gmac4) plat_dat->has_gmac = true; plat_dat->fix_mac_speed = rk_fix_speed; plat_dat->bsp_priv = rk_gmac_setup(pdev, plat_dat, data); if (IS_ERR(plat_dat->bsp_priv)) { ret = PTR_ERR(plat_dat->bsp_priv); goto err_remove_config_dt; } ret = rk_gmac_clk_init(plat_dat); if (ret) goto err_remove_config_dt; ret = rk_gmac_powerup(plat_dat->bsp_priv); if (ret) goto err_remove_config_dt; ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (ret) goto err_gmac_powerdown; return 0; err_gmac_powerdown: rk_gmac_powerdown(plat_dat->bsp_priv); err_remove_config_dt: stmmac_remove_config_dt(pdev, plat_dat); return ret; } static int rk_gmac_remove(struct platform_device *pdev) { struct rk_priv_data *bsp_priv = get_stmmac_bsp_priv(&pdev->dev); stmmac_dvr_remove(&pdev->dev); rk_gmac_powerdown(bsp_priv); return 0; } #ifdef CONFIG_PM_SLEEP static int rk_gmac_suspend(struct device *dev) { struct rk_priv_data *bsp_priv = get_stmmac_bsp_priv(dev); int ret = stmmac_suspend(dev); /* Keep the PHY up if we use Wake-on-Lan. */ if (!device_may_wakeup(dev)) { rk_gmac_powerdown(bsp_priv); bsp_priv->suspended = true; } return ret; } static int rk_gmac_resume(struct device *dev) { struct rk_priv_data *bsp_priv = get_stmmac_bsp_priv(dev); /* The PHY was up for Wake-on-Lan. */ if (bsp_priv->suspended) { rk_gmac_powerup(bsp_priv); bsp_priv->suspended = false; } return stmmac_resume(dev); } #endif /* CONFIG_PM_SLEEP */ static SIMPLE_DEV_PM_OPS(rk_gmac_pm_ops, rk_gmac_suspend, rk_gmac_resume); static const struct of_device_id rk_gmac_dwmac_match[] = { { .compatible = "rockchip,px30-gmac", .data = &px30_ops }, { .compatible = "rockchip,rk3128-gmac", .data = &rk3128_ops }, { .compatible = "rockchip,rk3228-gmac", .data = &rk3228_ops }, { .compatible = "rockchip,rk3288-gmac", .data = &rk3288_ops }, { .compatible = "rockchip,rk3308-gmac", .data = &rk3308_ops }, { .compatible = "rockchip,rk3328-gmac", .data = &rk3328_ops }, { .compatible = "rockchip,rk3366-gmac", .data = &rk3366_ops }, { .compatible = "rockchip,rk3368-gmac", .data = &rk3368_ops }, { .compatible = "rockchip,rk3399-gmac", .data = &rk3399_ops }, { .compatible = "rockchip,rk3568-gmac", .data = &rk3568_ops }, { .compatible = "rockchip,rk3588-gmac", .data = &rk3588_ops }, { .compatible = "rockchip,rv1108-gmac", .data = &rv1108_ops }, { .compatible = "rockchip,rv1126-gmac", .data = &rv1126_ops }, { } }; MODULE_DEVICE_TABLE(of, rk_gmac_dwmac_match); static struct platform_driver rk_gmac_dwmac_driver = { .probe = rk_gmac_probe, .remove = rk_gmac_remove, .driver = { .name = "rk_gmac-dwmac", .pm = &rk_gmac_pm_ops, .of_match_table = rk_gmac_dwmac_match, }, }; module_platform_driver(rk_gmac_dwmac_driver); MODULE_AUTHOR("Chen-Zhi (Roger Chen) <roger.chen@rock-chips.com>"); MODULE_DESCRIPTION("Rockchip RK3288 DWMAC specific glue layer"); MODULE_LICENSE("GPL");
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