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Fix ethernet link not comming up on ODROID-C2 (#1042)

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Use the latest patches from the mailing list to fix Ethernet on
ODROID-C2/N2(+).
This commit is contained in:
Stefan Agner 2020-12-01 14:54:41 +01:00 committed by GitHub
parent c48184cf91
commit b4c9f2fce2
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 182 additions and 29 deletions
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4
buildroot-external/board/hardkernel/patches/linux/0001-arm64-dts-meson-convert-ODROID-N2-to-dtsi.patch
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@ -1,8 +1,8 @@
From 9d2a2b44e67b0ef49e534c097e8b5e3e1173b033 Mon Sep 17 00:00:00 2001
Message-Id: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
Message-Id: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Christian Hewitt <christianshewitt@gmail.com>
Date: Tue, 15 Sep 2020 17:24:30 +0200
Subject: [PATCH 1/6] arm64: dts: meson: convert ODROID-N2 to dtsi
Subject: [PATCH 1/7] arm64: dts: meson: convert ODROID-N2 to dtsi
Convert the current ODROID-N2 dts into a common dtsi in preparation
for adding ODROID-N2+ support.

8
buildroot-external/board/hardkernel/patches/linux/0002-dt-bindings-arm-amlogic-add-support-for-the-ODROID-N.patch
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@ -1,10 +1,10 @@
From 258f03fa4fd897a61b5861df1f809e234711dd49 Mon Sep 17 00:00:00 2001
Message-Id: <258f03fa4fd897a61b5861df1f809e234711dd49.1606779815.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
Message-Id: <258f03fa4fd897a61b5861df1f809e234711dd49.1606829302.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Christian Hewitt <christianshewitt@gmail.com>
Date: Tue, 15 Sep 2020 17:24:31 +0200
Subject: [PATCH 2/6] dt-bindings: arm: amlogic: add support for the ODROID-N2+
Subject: [PATCH 2/7] dt-bindings: arm: amlogic: add support for the ODROID-N2+
HardKernel ODROID-N2+ uses a revised Amlogic S922X v2 chip that supports
higher cpu clock speeds than the original ODROID-N2.

8
buildroot-external/board/hardkernel/patches/linux/0003-arm64-dts-meson-add-support-for-the-ODROID-N2.patch
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@ -1,10 +1,10 @@
From 6cfaddae585e5a87c5253c932b8d58e153159f6b Mon Sep 17 00:00:00 2001
Message-Id: <6cfaddae585e5a87c5253c932b8d58e153159f6b.1606779815.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
Message-Id: <6cfaddae585e5a87c5253c932b8d58e153159f6b.1606829302.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Christian Hewitt <christianshewitt@gmail.com>
Date: Tue, 15 Sep 2020 17:24:32 +0200
Subject: [PATCH 3/6] arm64: dts: meson: add support for the ODROID-N2+
Subject: [PATCH 3/7] arm64: dts: meson: add support for the ODROID-N2+
HardKernel ODROID-N2+ uses an Amlogic S922X rev. C chip capable of higher
clock speeds than the original ODROID-N2.

8
buildroot-external/board/hardkernel/patches/linux/0004-arm64-dts-meson-odroid-n2-plus-fix-vddcpu_a-pwm.patch
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@ -1,10 +1,10 @@
From 47f804dc970e2b1f71f1f032a0da2ef3b8315be0 Mon Sep 17 00:00:00 2001
Message-Id: <47f804dc970e2b1f71f1f032a0da2ef3b8315be0.1606779815.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
Message-Id: <47f804dc970e2b1f71f1f032a0da2ef3b8315be0.1606829302.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Jerome Brunet <jbrunet@baylibre.com>
Date: Fri, 23 Oct 2020 11:41:39 +0200
Subject: [PATCH 4/6] arm64: dts: meson: odroid-n2 plus: fix vddcpu_a pwm
Subject: [PATCH 4/7] arm64: dts: meson: odroid-n2 plus: fix vddcpu_a pwm
On the odroid N2 plus, cpufreq is not available due to an error on the cpu
regulators. vddcpu a and b get the same PWM. The one provided to vddcpu A

8
buildroot-external/board/hardkernel/patches/linux/0005-arm64-dts-meson-add-RTC-to-ODROID-N2-boards.patch
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@ -1,10 +1,10 @@
From 2c15ad491233a80d61c811a944b86067e2e74686 Mon Sep 17 00:00:00 2001
Message-Id: <2c15ad491233a80d61c811a944b86067e2e74686.1606779815.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
Message-Id: <2c15ad491233a80d61c811a944b86067e2e74686.1606829302.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Stefan Agner <stefan@agner.ch>
Date: Mon, 16 Nov 2020 23:11:02 +0100
Subject: [PATCH 5/6] arm64: dts: meson: add RTC to ODROID-N2 boards
Subject: [PATCH 5/7] arm64: dts: meson: add RTC to ODROID-N2 boards
All ODROID-N2 boards come with a NXP PCF8563TS RTC connected to I2C bus
3. This is the RTC which is connected to the on-board RTC backup battery.

23
buildroot-external/board/hardkernel/patches/linux/0006-arm64-dts-meson-fix-PHY-deassert-timing-requirements.patch → buildroot-external/board/hardkernel/patches/linux/0006-arm64-dts-meson-g12b-odroid-n2-fix-PHY-deassert-timi.patch
View File

@ -1,15 +1,16 @@
From 01467c329a3aa70f92ac3cc6d1ab25252889cc34 Mon Sep 17 00:00:00 2001
Message-Id: <01467c329a3aa70f92ac3cc6d1ab25252889cc34.1606779815.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606779815.git.stefan@agner.ch>
From 35d2de7b27bc3f4bc2d977fb6b7671d9ba889496 Mon Sep 17 00:00:00 2001
Message-Id: <35d2de7b27bc3f4bc2d977fb6b7671d9ba889496.1606829302.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Stefan Agner <stefan@agner.ch>
Date: Tue, 1 Dec 2020 00:32:23 +0100
Subject: [PATCH 6/6] arm64: dts: meson: fix PHY deassert timing requirements
Subject: [PATCH 6/7] arm64: dts: meson: g12b: odroid-n2: fix PHY deassert
timing requirements
According to the datasheet (Rev. 1.4, page 30) the RTL8211F requires
at least 50ms "for internal circuits settling time" before accessing
the PHY registers. This fixes an issue where the Ethernet link doesn't
come up when using ip link set down/up:
According to the datasheet (Rev. 1.9) the RTL8211F requires at least
72ms "for internal circuits settling time" before accessing the PHY
egisters. This fixes an issue where the Ethernet link doesn't come up
when using ip link set down/up:
[ 29.360965] meson8b-dwmac ff3f0000.ethernet eth0: Link is Down
[ 34.569012] meson8b-dwmac ff3f0000.ethernet eth0: PHY [0.0:00] driver [RTL8211F Gigabit Ethernet] (irq=31)
[ 34.676732] meson8b-dwmac ff3f0000.ethernet: Failed to reset the dma
@ -23,7 +24,7 @@ Signed-off-by: Stefan Agner <stefan@agner.ch>
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
index 40390feba053..08c44fb0ccd0 100644
index 40390feba053..445d90d25aa3 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
@@ -415,7 +415,7 @@ external_phy: ethernet-phy@0 {
@ -31,7 +32,7 @@ index 40390feba053..08c44fb0ccd0 100644
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <50000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
interrupt-parent = <&gpio_intc>;

152
buildroot-external/board/hardkernel/patches/linux/0007-arm64-dts-meson-fix-PHY-deassert-timing-requirements.patch Normal file
View File

@ -0,0 +1,152 @@
From 40e8e7e28c44993e352195b359c4d4540bfb2105 Mon Sep 17 00:00:00 2001
Message-Id: <40e8e7e28c44993e352195b359c4d4540bfb2105.1606829302.git.stefan@agner.ch>
In-Reply-To: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
References: <9d2a2b44e67b0ef49e534c097e8b5e3e1173b033.1606829302.git.stefan@agner.ch>
From: Stefan Agner <stefan@agner.ch>
Date: Tue, 1 Dec 2020 00:32:23 +0100
Subject: [PATCH 7/7] arm64: dts: meson: fix PHY deassert timing requirements
According to the datasheet (Rev. 1.9) the RTL8211F requires at least
72ms "for internal circuits settling time" before accessing the PHY
egisters. This fixes an issue seen on ODROID-C2 where the Ethernet
link doesn't come up when using ip link set down/up:
[ 6630.714855] meson8b-dwmac c9410000.ethernet eth0: Link is Down
[ 6630.785775] meson8b-dwmac c9410000.ethernet eth0: PHY [stmmac-0:00] driver [RTL8211F Gigabit Ethernet] (irq=36)
[ 6630.893071] meson8b-dwmac c9410000.ethernet: Failed to reset the dma
[ 6630.893800] meson8b-dwmac c9410000.ethernet eth0: stmmac_hw_setup: DMA engine initialization failed
[ 6630.902835] meson8b-dwmac c9410000.ethernet eth0: stmmac_open: Hw setup failed
Fixes: f29cabf240ed ("arm64: dts: meson: use the generic Ethernet PHY reset GPIO bindings")
Signed-off-by: Stefan Agner <stefan@agner.ch>
---
arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts | 2 +-
arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts | 2 +-
9 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
index 7be3e354093b..de27beafe9db 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
@@ -165,7 +165,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 70fcfb7b0683..50de1d01e565 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -200,7 +200,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
index 222ee8069cfa..9b0b81f191f1 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-vega-s95.dtsi
@@ -126,7 +126,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi
index ad812854a107..a350fee1264d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-wetek.dtsi
@@ -147,7 +147,7 @@ eth_phy0: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
index b08c4537f260..b2ab05c22090 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905d-p230.dts
@@ -82,7 +82,7 @@ external_phy: ethernet-phy@0 {
/* External PHY reset is shared with internal PHY Led signal */
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index bff8ec2c1c70..e38d9e50caa7 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -194,7 +194,7 @@ external_phy: ethernet-phy@0 {
reg = <0>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
index 83eca3af44ce..dfa7a37a1281 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts
@@ -112,7 +112,7 @@ external_phy: ethernet-phy@0 {
max-speed = <1000>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
index ea45ae0c71b7..8edbfe040805 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-q200.dts
@@ -64,7 +64,7 @@ external_phy: ethernet-phy@0 {
/* External PHY reset is shared with internal PHY Led signal */
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
interrupt-parent = <&gpio_intc>;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
index c89c9f846fb1..dde7cfe12cff 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-rbox-pro.dts
@@ -114,7 +114,7 @@ external_phy: ethernet-phy@0 {
max-speed = <1000>;
reset-assert-us = <10000>;
- reset-deassert-us = <30000>;
+ reset-deassert-us = <80000>;
reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
};
};
--
2.29.2