From: Vitaly Chikunov <vt@altlinux.org> To: ALT Linux kernel packages development <devel-kernel@lists.altlinux.org> Cc: rst@basealt.ru, sin@basealt.ru, nir@basealt.ru, manton@basealt.ru Subject: Re: [d-kernel] [PATCH] [p10/std-def] phy: realtek: leds configuration for RTL8211f Date: Fri, 14 Oct 2022 05:02:05 +0300 Message-ID: <20221014020205.gnlayjl3xhsumwgg@altlinux.org> (raw) In-Reply-To: <20221013143335.947243-1-asheplyakov@basealt.ru> On Thu, Oct 13, 2022 at 06:33:35PM +0400, Alexey Sheplyakov wrote: > Configure leds according to 'realtek,led-mode', 'realtek,led[0-2]-control' > knobs (specified in DTB). Note that *all* of these parameters must be > set in DTB for this to work. > See https://my.basealt.space/issues/85133 Applied, thanks. Обратил внимание на "Если мы хотим этот патч в std-def/un-def - требуется тщательное тестирование на регрессии на x86_64 системах." > > X-feature-Baikal-M > DONTUPSTREAM > --- > drivers/net/phy/realtek.c | 56 +++++++++++++++++++ > .../dt-bindings/net/realtek-phy-rtl8211f.h | 26 +++++++++ > 2 files changed, 82 insertions(+) > create mode 100644 include/dt-bindings/net/realtek-phy-rtl8211f.h > > diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c > index b4879306bb8a..0b73d2dfb03e 100644 > --- a/drivers/net/phy/realtek.c > +++ b/drivers/net/phy/realtek.c > @@ -8,6 +8,8 @@ > * Copyright (c) 2004 Freescale Semiconductor, Inc. > */ > #include <linux/bitops.h> > +#include <linux/of.h> > +#include <dt-bindings/net/realtek-phy-rtl8211f.h> > #include <linux/phy.h> > #include <linux/module.h> > #include <linux/delay.h> > @@ -28,6 +30,7 @@ > > #define RTL8211F_PHYCR1 0x18 > #define RTL8211F_INSR 0x1d > +#define RTL8211F_LCR 0x10 > > #define RTL8211F_TX_DELAY BIT(8) > #define RTL8211F_RX_DELAY BIT(3) > @@ -178,6 +181,56 @@ static int rtl8211c_config_init(struct phy_device *phydev) > CTL1000_ENABLE_MASTER | CTL1000_AS_MASTER); > } > > +static void rtl8211f_config_led(struct phy_device *phydev) > +{ > + struct device *dev = &phydev->mdio.dev; > + struct device_node *of_node = dev->of_node; > + u16 val; > + u32 led_mode, led0_ctrl, led1_ctrl, led2_ctrl; > + int ret; > + > + ret = of_property_read_u32(of_node, "realtek,led-mode", &led_mode); > + if (ret < 0) { > + dev_dbg(dev, "refusing to reconfigure leds: no 'realtek,led-mode' in dtb\n"); > + return; > + } > + ret = of_property_read_u32(of_node, "realtek,led0-control", &led0_ctrl); > + if (ret < 0) { > + dev_dbg(dev, "refusing to reconfigure leds: no 'realtek,led0-control' in dtb\n"); > + return; > + } > + ret = of_property_read_u32(of_node, "realtek,led1-control", &led1_ctrl); > + if (ret < 0) { > + dev_dbg(dev, "refusing to reconfigure leds: no 'realtek,led1-control' in dtb\n"); > + return; > + } > + ret = of_property_read_u32(of_node, "realtek,led2-control", &led2_ctrl); > + if (ret < 0) { > + dev_dbg(dev, "refusing to reconfigure leds: no 'realtek,led2-control' in dtb\n"); > + return; > + } > + > + val = (led_mode << 15) | (led2_ctrl << 10) | > + (led1_ctrl << 5) | led0_ctrl; > + > + ret = phy_write_paged(phydev, 0xd04, RTL8211F_LCR, val); > + if (ret < 0) > + dev_dbg(dev, "Failed to update the LED control register\n"); > +} > + > +static int rtl8211f_config_aneg(struct phy_device *phydev) > +{ > + int ret; > + > + rtl8211f_config_led(phydev); > + > + ret = genphy_config_aneg(phydev); > + if (ret < 0) > + return ret; > + > + return 0; > +} > + > static int rtl8211f_config_init(struct phy_device *phydev) > { > struct device *dev = &phydev->mdio.dev; > @@ -185,6 +238,8 @@ static int rtl8211f_config_init(struct phy_device *phydev) > u16 val; > int ret; > > + rtl8211f_config_led(phydev); > + > val = RTL8211F_ALDPS_ENABLE | RTL8211F_ALDPS_PLL_OFF | RTL8211F_ALDPS_XTAL_OFF; > phy_modify_paged_changed(phydev, 0xa43, RTL8211F_PHYCR1, val, val); > > @@ -633,6 +688,7 @@ static struct phy_driver realtek_drvs[] = { > }, { > PHY_ID_MATCH_EXACT(0x001cc916), > .name = "RTL8211F Gigabit Ethernet", > + .config_aneg = rtl8211f_config_aneg, > .config_init = &rtl8211f_config_init, > .ack_interrupt = &rtl8211f_ack_interrupt, > .config_intr = &rtl8211f_config_intr, > diff --git a/include/dt-bindings/net/realtek-phy-rtl8211f.h b/include/dt-bindings/net/realtek-phy-rtl8211f.h > new file mode 100644 > index 000000000000..46d17644119d > --- /dev/null > +++ b/include/dt-bindings/net/realtek-phy-rtl8211f.h > @@ -0,0 +1,26 @@ > +/* SPDX-License-Identifier: GPL-2.0 */ > +#ifndef _DT_BINDINGS_REALTEK_PHY_RTL8211F_H > +#define _DT_BINDINGS_REALTEK_PHY_RTL8211F_H > + > +/* LED modes for RTL8211F PHY */ > + > +#define RTL8211F_LED_MODE_A 0 > +#define RTL8211F_LED_MODE_B 1 > + > +#define RTL8211F_LINK_10 1 > +#define RTL8211F_LINK_100 2 > +#define RTL8211F_LINK_10_100 3 > +#define RTL8211F_LINK_1000 8 > +#define RTL8211F_LINK_10_1000 9 > +#define RTL8211F_LINK_100_1000 10 > +#define RTL8211F_LINK_10_100_1000 11 > +#define RTL8211F_ACTIVITY 16 > +#define RTL8211F_LINK_10_ACTIVITY 17 > +#define RTL8211F_LINK_100_ACTIVITY 18 > +#define RTL8211F_LINK_10_100_ACTIVITY 19 > +#define RTL8211F_LINK_1000_ACTIVITY 24 > +#define RTL8211F_LINK_10_1000_ACTIVITY 25 > +#define RTL8211F_LINK_100_1000_ACTIVITY 26 > +#define RTL8211F_LINK_10_100_1000_ACTIVITY 27 > + > +#endif > -- > 2.33.3 > > _______________________________________________ > devel-kernel mailing list > devel-kernel@lists.altlinux.org > https://lists.altlinux.org/mailman/listinfo/devel-kernel
next prev parent reply other threads:[~2022-10-14 2:02 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-10-13 14:33 Alexey Sheplyakov 2022-10-14 2:02 ` Vitaly Chikunov [this message] 2022-10-14 9:35 ` Alexey Sheplyakov 2022-10-14 9:37 ` Vitaly Chikunov
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