diff options
Diffstat (limited to 'target/linux/ath79/files-4.19/drivers/net/ethernet/atheros/ag71xx/ag71xx_gmac.c')
-rw-r--r-- | target/linux/ath79/files-4.19/drivers/net/ethernet/atheros/ag71xx/ag71xx_gmac.c | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/target/linux/ath79/files-4.19/drivers/net/ethernet/atheros/ag71xx/ag71xx_gmac.c b/target/linux/ath79/files-4.19/drivers/net/ethernet/atheros/ag71xx/ag71xx_gmac.c deleted file mode 100644 index cc0a15d3a4..0000000000 --- a/target/linux/ath79/files-4.19/drivers/net/ethernet/atheros/ag71xx/ag71xx_gmac.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Atheros AR71xx built-in ethernet mac driver - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/sizes.h> -#include <linux/of_address.h> -#include "ag71xx.h" - -static void ag71xx_of_set(struct device_node *np, const char *prop, - u32 *reg, u32 shift, u32 mask) -{ - u32 val; - - if (of_property_read_u32(np, prop, &val)) - return; - - *reg &= ~(mask << shift); - *reg |= ((val & mask) << shift); -} - -static void ag71xx_of_bit(struct device_node *np, const char *prop, - u32 *reg, u32 mask) -{ - u32 val; - - if (of_property_read_u32(np, prop, &val)) - return; - - if (val) - *reg |= mask; - else - *reg &= ~mask; -} - -static void ag71xx_setup_gmac_933x(struct device_node *np, void __iomem *base) -{ - u32 val = __raw_readl(base + AR933X_GMAC_REG_ETH_CFG); - - ag71xx_of_bit(np, "switch-phy-swap", &val, AR933X_ETH_CFG_SW_PHY_SWAP); - ag71xx_of_bit(np, "switch-phy-addr-swap", &val, - AR933X_ETH_CFG_SW_PHY_ADDR_SWAP); - - __raw_writel(val, base + AR933X_GMAC_REG_ETH_CFG); -} - -static void ag71xx_setup_gmac_934x(struct device_node *np, void __iomem *base) -{ - u32 val = __raw_readl(base + AR934X_GMAC_REG_ETH_CFG); - - ag71xx_of_bit(np, "rgmii-gmac0", &val, AR934X_ETH_CFG_RGMII_GMAC0); - ag71xx_of_bit(np, "mii-gmac0", &val, AR934X_ETH_CFG_MII_GMAC0); - ag71xx_of_bit(np, "mii-gmac0-slave", &val, AR934X_ETH_CFG_MII_GMAC0_SLAVE); - ag71xx_of_bit(np, "gmii-gmac0", &val, AR934X_ETH_CFG_GMII_GMAC0); - ag71xx_of_bit(np, "switch-phy-swap", &val, AR934X_ETH_CFG_SW_PHY_SWAP); - ag71xx_of_bit(np, "switch-only-mode", &val, - AR934X_ETH_CFG_SW_ONLY_MODE); - ag71xx_of_set(np, "rxdv-delay", &val, - AR934X_ETH_CFG_RDV_DELAY_SHIFT, 0x3); - ag71xx_of_set(np, "rxd-delay", &val, - AR934X_ETH_CFG_RXD_DELAY_SHIFT, 0x3); - ag71xx_of_set(np, "txd-delay", &val, - AR934X_ETH_CFG_TXD_DELAY_SHIFT, 0x3); - ag71xx_of_set(np, "txen-delay", &val, - AR934X_ETH_CFG_TXE_DELAY_SHIFT, 0x3); - - __raw_writel(val, base + AR934X_GMAC_REG_ETH_CFG); -} - -static void ag71xx_setup_gmac_955x(struct device_node *np, void __iomem *base) -{ - u32 val = __raw_readl(base + QCA955X_GMAC_REG_ETH_CFG); - - ag71xx_of_bit(np, "rgmii-enabled", &val, QCA955X_ETH_CFG_RGMII_EN); - ag71xx_of_bit(np, "ge0-sgmii", &val, QCA955X_ETH_CFG_GE0_SGMII); - ag71xx_of_set(np, "txen-delay", &val, QCA955X_ETH_CFG_TXE_DELAY_SHIFT, 0x3); - ag71xx_of_set(np, "txd-delay", &val, QCA955X_ETH_CFG_TXD_DELAY_SHIFT, 0x3); - ag71xx_of_set(np, "rxdv-delay", &val, QCA955X_ETH_CFG_RDV_DELAY_SHIFT, 0x3); - ag71xx_of_set(np, "rxd-delay", &val, QCA955X_ETH_CFG_RXD_DELAY_SHIFT, 0x3); - - __raw_writel(val, base + QCA955X_GMAC_REG_ETH_CFG); -} - -static void ag71xx_setup_gmac_956x(struct device_node *np, void __iomem *base) -{ - u32 val = __raw_readl(base + QCA956X_GMAC_REG_ETH_CFG); - - ag71xx_of_bit(np, "switch-phy-swap", &val, QCA956X_ETH_CFG_SW_PHY_SWAP); - ag71xx_of_bit(np, "switch-phy-addr-swap", &val, - QCA956X_ETH_CFG_SW_PHY_ADDR_SWAP); - - __raw_writel(val, base + QCA956X_GMAC_REG_ETH_CFG); -} - -int ag71xx_setup_gmac(struct device_node *np) -{ - struct device_node *np_dev; - void __iomem *base; - int err = 0; - - np = of_get_child_by_name(np, "gmac-config"); - if (!np) - return 0; - - np_dev = of_parse_phandle(np, "device", 0); - if (!np_dev) - goto out; - - base = of_iomap(np_dev, 0); - if (!base) { - pr_err("%pOF: can't map GMAC registers\n", np_dev); - err = -ENOMEM; - goto err_iomap; - } - - if (of_device_is_compatible(np_dev, "qca,ar9330-gmac")) - ag71xx_setup_gmac_933x(np, base); - else if (of_device_is_compatible(np_dev, "qca,ar9340-gmac")) - ag71xx_setup_gmac_934x(np, base); - else if (of_device_is_compatible(np_dev, "qca,qca9550-gmac")) - ag71xx_setup_gmac_955x(np, base); - else if (of_device_is_compatible(np_dev, "qca,qca9560-gmac")) - ag71xx_setup_gmac_956x(np, base); - - iounmap(base); - -err_iomap: - of_node_put(np_dev); -out: - of_node_put(np); - return err; -} |