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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
	devicetree@vger.kernel.org,
	Alexandre Belloni <alexandre.belloni@bootlin.com>,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH AUTOSEL 5.8 38/72] ARM: dts: at91: sama5d3_xplained: change phy-mode
Date: Sat,  8 Aug 2020 19:35:07 -0400	[thread overview]
Message-ID: <20200808233542.3617339-38-sashal@kernel.org> (raw)
In-Reply-To: <20200808233542.3617339-1-sashal@kernel.org>

From: Alexandre Belloni <alexandre.belloni@bootlin.com>

[ Upstream commit 7dbf4bbf1c320d82058878bd44805724d171e1e8 ]

Since commit bcf3440c6dd7 ("net: phy: micrel: add phy-mode support for the
KSZ9031 PHY"), networking is broken on sama5d3 xplained.

The device tree has phy-mode = "rgmii" and this worked before, because
KSZ9031 PHY started with default RGMII internal delays configuration (TX
off, RX on 1.2 ns) and MAC provided TX delay. After above commit, the
KSZ9031 PHY starts handling phy mode properly and disables RX delay, as
result networking is become broken.

Fix it by switching to phy-mode = "rgmii-rxid" to reflect previous
behavior.

Fixes: bcf3440c6dd78bfe ("net: phy: micrel: add phy-mode support for the KSZ9031 PHY")
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200717233644.841080-1-alexandre.belloni@bootlin.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/arm/boot/dts/at91-sama5d3_xplained.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/at91-sama5d3_xplained.dts b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
index 61f068a7b362a..7abf555cd2fe3 100644
--- a/arch/arm/boot/dts/at91-sama5d3_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d3_xplained.dts
@@ -128,7 +128,7 @@ vddana_reg: LDO_REG2 {
 			};
 
 			macb0: ethernet@f0028000 {
-				phy-mode = "rgmii";
+				phy-mode = "rgmii-rxid";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				status = "okay";
-- 
2.25.1


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  parent reply	other threads:[~2020-08-08 23:41 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-08 23:34 [PATCH AUTOSEL 5.8 01/72] ARM: dts: stm32: fix uart nodes ordering in stm32mp15-pinctrl Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 02/72] ARM: dts: stm32: fix uart7_pins_a comments " Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 10/72] arm64: dts: rockchip: fix rk3368-lion gmac reset gpio Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 11/72] arm64: dts: rockchip: fix rk3399-puma vcc5v0-host gpio Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 12/72] arm64: dts: rockchip: fix rk3399-puma gmac reset gpio Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 20/72] ARM: exynos: MCPM: Restore big.LITTLE cpuidle support Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 22/72] firmware: arm_scmi: Fix SCMI genpd domain probing Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 23/72] arm64: dts: sun50i-pinephone: dldo4 must not be >= 1.8V Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 24/72] arm64: dts: exynos: Fix silent hang after boot on Espresso Sasha Levin
2020-08-08 23:34 ` [PATCH AUTOSEL 5.8 27/72] clk: scmi: Fix min and max rate when registering clocks with discrete rates Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 35/72] ARM: at91: pm: add missing put_device() call in at91_pm_sram_init() Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 36/72] ARM: dts: exynos: Disable frequency scaling for FSYS bus on Odroid XU3 family Sasha Levin
2020-08-08 23:35 ` Sasha Levin [this message]
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 39/72] ARM: dts: sunxi: bananapi-m2-plus-v1.2: Add regulator supply to all CPU cores Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 40/72] ARM: dts: sunxi: bananapi-m2-plus-v1.2: Fix CPU supply voltages Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 41/72] ARM: dts: stm32: Fix spi4 pins in stm32mp15-pinctrl Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 49/72] arm64: dts: meson: misc fixups for w400 dtsi Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 50/72] arm64: dts: meson: fix mmc0 tuning error on Khadas VIM3 Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 52/72] spi: rockchip: Fix error in SPI slave pio read Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 53/72] ARM: socfpga: PM: add missing put_device() call in socfpga_setup_ocram_self_refresh() Sasha Levin
2020-08-08 23:35 ` [PATCH AUTOSEL 5.8 56/72] irqchip/ti-sci-inta: Fix return value about devm_ioremap_resource() Sasha Levin

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