linux/drivers/net/mdio/mdio-mux-meson-g12a.c

// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2019 Baylibre, SAS.
 * Author: Jerome Brunet <[email protected]>
 */

#include <linux/bitfield.h>
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/device.h>
#include <linux/io.h>
#include <linux/iopoll.h>
#include <linux/mdio-mux.h>
#include <linux/module.h>
#include <linux/phy.h>
#include <linux/platform_device.h>

#define ETH_PLL_STS …
#define ETH_PLL_CTL0 …
#define PLL_CTL0_LOCK_DIG …
#define PLL_CTL0_RST …
#define PLL_CTL0_EN …
#define PLL_CTL0_SEL …
#define PLL_CTL0_N …
#define PLL_CTL0_M …
#define PLL_LOCK_TIMEOUT …
#define PLL_MUX_NUM_PARENT …
#define ETH_PLL_CTL1 …
#define ETH_PLL_CTL2 …
#define ETH_PLL_CTL3 …
#define ETH_PLL_CTL4 …
#define ETH_PLL_CTL5 …
#define ETH_PLL_CTL6 …
#define ETH_PLL_CTL7 …

#define ETH_PHY_CNTL0 …
#define EPHY_G12A_ID …
#define ETH_PHY_CNTL1 …
#define PHY_CNTL1_ST_MODE …
#define PHY_CNTL1_ST_PHYADD …
#define EPHY_DFLT_ADD …
#define PHY_CNTL1_MII_MODE …
#define EPHY_MODE_RMII …
#define PHY_CNTL1_CLK_EN …
#define PHY_CNTL1_CLKFREQ …
#define PHY_CNTL1_PHY_ENB …
#define ETH_PHY_CNTL2 …
#define PHY_CNTL2_USE_INTERNAL …
#define PHY_CNTL2_SMI_SRC_MAC …
#define PHY_CNTL2_RX_CLK_EPHY …

#define MESON_G12A_MDIO_EXTERNAL_ID …
#define MESON_G12A_MDIO_INTERNAL_ID …

struct g12a_mdio_mux { … };

struct g12a_ephy_pll { … };

#define g12a_ephy_pll_to_dev(_hw) …

static unsigned long g12a_ephy_pll_recalc_rate(struct clk_hw *hw,
					       unsigned long parent_rate)
{ … }

static int g12a_ephy_pll_enable(struct clk_hw *hw)
{ … }

static void g12a_ephy_pll_disable(struct clk_hw *hw)
{ … }

static int g12a_ephy_pll_is_enabled(struct clk_hw *hw)
{ … }

static int g12a_ephy_pll_init(struct clk_hw *hw)
{ … }

static const struct clk_ops g12a_ephy_pll_ops = …;

static int g12a_enable_internal_mdio(struct g12a_mdio_mux *priv)
{ … }

static int g12a_enable_external_mdio(struct g12a_mdio_mux *priv)
{ … }

static int g12a_mdio_switch_fn(int current_child, int desired_child,
			       void *data)
{ … }

static const struct of_device_id g12a_mdio_mux_match[] = …;
MODULE_DEVICE_TABLE(of, g12a_mdio_mux_match);

static int g12a_ephy_glue_clk_register(struct device *dev)
{ … }

static int g12a_mdio_mux_probe(struct platform_device *pdev)
{ … }

static void g12a_mdio_mux_remove(struct platform_device *pdev)
{ … }

static struct platform_driver g12a_mdio_mux_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;