From: Jassi Brar <jaswinder.si...@linaro.org> Add RTL8201F phy-id and the related functions to the driver.
The original patch is as follows: https://patchwork.kernel.org/patch/2538341/ Signed-off-by: Jongsung Kim <neidhard....@lge.com> Signed-off-by: Jassi Brar <jaswinder.si...@linaro.org> Signed-off-by: Kunihiko Hayashi <hayashi.kunih...@socionext.com> Reviewed-by: Andrew Lunn <and...@lunn.ch> Reviewed-by: Florian Fainelli <f.faine...@gmail.com> --- Changes since v1: - use RTL821x_PAGE_SELECT instead of defining RTL8201F_PAGE_SELECT --- drivers/net/phy/realtek.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index 99c3297..d4670ec 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -29,10 +29,22 @@ #define RTL8211F_INSR 0x1d #define RTL8211F_TX_DELAY 0x100 +#define RTL8201F_ISR 0x1e +#define RTL8201F_IER 0x13 + MODULE_DESCRIPTION("Realtek PHY driver"); MODULE_AUTHOR("Johnson Leung"); MODULE_LICENSE("GPL"); +static int rtl8201_ack_interrupt(struct phy_device *phydev) +{ + int err; + + err = phy_read(phydev, RTL8201F_ISR); + + return (err < 0) ? err : 0; +} + static int rtl821x_ack_interrupt(struct phy_device *phydev) { int err; @@ -54,6 +66,25 @@ static int rtl8211f_ack_interrupt(struct phy_device *phydev) return (err < 0) ? err : 0; } +static int rtl8201_config_intr(struct phy_device *phydev) +{ + int err; + + /* switch to page 7 */ + phy_write(phydev, RTL821x_PAGE_SELECT, 0x7); + + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) + err = phy_write(phydev, RTL8201F_IER, + BIT(13) | BIT(12) | BIT(11)); + else + err = phy_write(phydev, RTL8201F_IER, 0); + + /* restore to default page 0 */ + phy_write(phydev, RTL821x_PAGE_SELECT, 0x0); + + return err; +} + static int rtl8211b_config_intr(struct phy_device *phydev) { int err; @@ -129,6 +160,18 @@ static struct phy_driver realtek_drvs[] = { .config_aneg = &genphy_config_aneg, .read_status = &genphy_read_status, }, { + .phy_id = 0x001cc816, + .name = "RTL8201F 10/100Mbps Ethernet", + .phy_id_mask = 0x001fffff, + .features = PHY_BASIC_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_aneg = &genphy_config_aneg, + .read_status = &genphy_read_status, + .ack_interrupt = &rtl8201_ack_interrupt, + .config_intr = &rtl8201_config_intr, + .suspend = genphy_suspend, + .resume = genphy_resume, + }, { .phy_id = 0x001cc912, .name = "RTL8211B Gigabit Ethernet", .phy_id_mask = 0x001fffff, @@ -181,6 +224,7 @@ static struct phy_driver realtek_drvs[] = { module_phy_driver(realtek_drvs); static struct mdio_device_id __maybe_unused realtek_tbl[] = { + { 0x001cc816, 0x001fffff }, { 0x001cc912, 0x001fffff }, { 0x001cc914, 0x001fffff }, { 0x001cc915, 0x001fffff }, -- 2.7.4