diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0749-net-phy-2711-Allow-ethernet-LED-mode-to-be-set-via-d.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0749-net-phy-2711-Allow-ethernet-LED-mode-to-be-set-via-d.patch | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0749-net-phy-2711-Allow-ethernet-LED-mode-to-be-set-via-d.patch b/target/linux/brcm2708/patches-4.19/950-0749-net-phy-2711-Allow-ethernet-LED-mode-to-be-set-via-d.patch new file mode 100644 index 0000000000..1b922420c0 --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0749-net-phy-2711-Allow-ethernet-LED-mode-to-be-set-via-d.patch @@ -0,0 +1,119 @@ +From 2679834327b5b8db8a7b0c90b632b81c35f9e271 Mon Sep 17 00:00:00 2001 +From: James Hughes <james.hughes@raspberrypi.org> +Date: Thu, 31 Oct 2019 14:39:44 +0000 +Subject: [PATCH] net:phy:2711 Allow ethernet LED mode to be set via + device tree + +Add device tree entries and code to allow the specification of +the lighting modes for the LED's on the ethernet connector. + +Signed-off-by: James Hughes <james.hughes@raspberrypi.org> +--- + arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 3 +++ + arch/arm/boot/dts/bcm2838.dtsi | 1 + + arch/arm/boot/dts/overlays/README | 28 +++++++++++++++++++-------- + drivers/net/phy/broadcom.c | 9 +++++++-- + 4 files changed, 31 insertions(+), 10 deletions(-) + +--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts ++++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts +@@ -334,5 +334,8 @@ + pwr_led_gpio = <&pwr_led>,"gpios:4"; + pwr_led_activelow = <&pwr_led>,"gpios:8"; + pwr_led_trigger = <&pwr_led>,"linux,default-trigger"; ++ ++ eth_led0 = <&phy1>,"led-modes:0"; ++ eth_led1 = <&phy1>,"led-modes:4"; + }; + }; +--- a/arch/arm/boot/dts/bcm2838.dtsi ++++ b/arch/arm/boot/dts/bcm2838.dtsi +@@ -380,6 +380,7 @@ + /* No interrupts - use PHY_POLL */ + max-speed = <1000>; + reg = <0x1>; ++ led-modes = <0x02 0x02>; + }; + }; + }; +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -102,26 +102,38 @@ Params: + + eee Enable Energy Efficient Ethernet support for + compatible devices (default "on"). See also +- "tx_lpi_timer". ++ "tx_lpi_timer". Pi3B+ only. + + eth_downshift_after Set the number of auto-negotiation failures + after which the 1000Mbps modes are disabled. + Legal values are 2, 3, 4, 5 and 0, where +- 0 means never downshift (default 2). ++ 0 means never downshift (default 2). Pi3B+ only. + +- eth_led0 Set mode of LED0 (usually orange) (default +- "1"). The legal values are: +- 0=link/activity 1=link1000/activity ++ eth_led0 Set mode of LED0 (usually orange). The legal ++ values are: ++ ++ Pi3B+ ++ ++ 0=link/activity 1=link1000/activity (default) + 2=link100/activity 3=link10/activity + 4=link100/1000/activity 5=link10/1000/activity + 6=link10/100/activity 14=off 15=on + +- eth_led1 Set mode of LED1 (usually green) (default +- "6"). See eth_led0 for legal values. ++ Pi4 ++ ++ 0=Speed/Activity (default) 1=Speed ++ 2=Speed/Flash activity 3=FDX ++ 4=Off 5=On ++ 6=Alt 7=Speed/Flash ++ 8=Link 9=Activity ++ ++ eth_led1 Set mode of LED1 (usually green) (Pi3B+ default ++ "6", Pi4 default "0"). See eth_led0 for legal ++ values. + + eth_max_speed Set the maximum speed a link is allowed + to negotiate. Legal values are 10, 100 and +- 1000 (default 1000). ++ 1000 (default 1000). Pi3B+ only. + + i2c_arm Set to "on" to enable the ARM's i2c interface + (default "off") +--- a/drivers/net/phy/broadcom.c ++++ b/drivers/net/phy/broadcom.c +@@ -292,6 +292,9 @@ static void bcm54xx_adjust_rxrefclk(stru + static int bcm54xx_config_init(struct phy_device *phydev) + { + int reg, err, val; ++ u32 led_modes[] = {BCM_LED_MULTICOLOR_LINK_ACT, ++ BCM_LED_MULTICOLOR_LINK_ACT}; ++ struct device_node *np = phydev->mdio.dev.of_node; + + reg = phy_read(phydev, MII_BCM54XX_ECR); + if (reg < 0) +@@ -345,6 +348,8 @@ static int bcm54xx_config_init(struct ph + + bcm54xx_phydsp_config(phydev); + ++ of_property_read_u32_array(np, "led-modes", led_modes, 2); ++ + /* Encode link speed into LED1 and LED3 pair (green/amber). + * Also flash these two LEDs on activity. This means configuring + * them for MULTICOLOR and encoding link/activity into them. +@@ -354,8 +359,8 @@ static int bcm54xx_config_init(struct ph + bcm_phy_write_shadow(phydev, BCM5482_SHD_LEDS1, val); + + val = BCM_LED_MULTICOLOR_IN_PHASE | +- BCM5482_SHD_LEDS1_LED1(BCM_LED_MULTICOLOR_LINK_ACT) | +- BCM5482_SHD_LEDS1_LED3(BCM_LED_MULTICOLOR_LINK_ACT); ++ BCM5482_SHD_LEDS1_LED1(led_modes[0]) | ++ BCM5482_SHD_LEDS1_LED3(led_modes[1]); + bcm_phy_write_exp(phydev, BCM_EXP_MULTICOLOR, val); + + return 0; |