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| author | Rui Salvaterra <rsalvaterra@gmail.com> | 2021-02-23 23:10:52 +0000 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2021-03-01 00:34:22 +0100 |
| commit | 6fe6b631ef91a8a44d7324329ad6aaec6f08ada6 (patch) | |
| tree | 56e8b077211a3d3bce50c60fd53f5d405d623f82 /target/linux/mvebu/patches-5.4/317-ARM-dts-turris-omnia-enable-HW-buffer-management.patch | |
| parent | 547a932ee97d95a966bae947a84140556d07c3ce (diff) | |
| download | upstream-6fe6b631ef91a8a44d7324329ad6aaec6f08ada6.tar.gz upstream-6fe6b631ef91a8a44d7324329ad6aaec6f08ada6.tar.bz2 upstream-6fe6b631ef91a8a44d7324329ad6aaec6f08ada6.zip | |
mvebu/omnia: fix the device tree
Backport [1] and fix [2] hardware buffer management. Also fix the IRQ storm
caused by a misconfiguration of the PCA9538 interrupt pin [3].
[1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/arch/arm/boot/dts/armada-385-turris-omnia.dts?id=018b88eee1a2efda26ed2f09aab33ccdc40ef18f
[2] https://lore.kernel.org/linux-arm-kernel/20210217153038.1068170-1-rsalvaterra@gmail.com/
[3] https://lore.kernel.org/linux-arm-kernel/20210220231144.32325-1-kabel@kernel.org/
Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
Diffstat (limited to 'target/linux/mvebu/patches-5.4/317-ARM-dts-turris-omnia-enable-HW-buffer-management.patch')
| -rw-r--r-- | target/linux/mvebu/patches-5.4/317-ARM-dts-turris-omnia-enable-HW-buffer-management.patch | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-5.4/317-ARM-dts-turris-omnia-enable-HW-buffer-management.patch b/target/linux/mvebu/patches-5.4/317-ARM-dts-turris-omnia-enable-HW-buffer-management.patch new file mode 100644 index 0000000000..7a4b511998 --- /dev/null +++ b/target/linux/mvebu/patches-5.4/317-ARM-dts-turris-omnia-enable-HW-buffer-management.patch @@ -0,0 +1,74 @@ +From 018b88eee1a2efda26ed2f09aab33ccdc40ef18f Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Marek=20Beh=C3=BAn?= <kabel@kernel.org> +Date: Sun, 15 Nov 2020 14:59:17 +0100 +Subject: ARM: dts: turris-omnia: enable HW buffer management +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The buffer manager is available on Turris Omnia but needs to be +described in device-tree to be used. + +Signed-off-by: Marek Behún <kabel@kernel.org> +Fixes: 26ca8b52d6e1 ("ARM: dts: add support for Turris Omnia") +Cc: linux-arm-kernel@lists.infradead.org +Cc: Uwe Kleine-König <uwe@kleine-koenig.org> +Cc: Jason Cooper <jason@lakedaemon.net> +Cc: Gregory CLEMENT <gregory.clement@bootlin.com> +Cc: Andreas Färber <afaerber@suse.de> +Cc: Andrew Lunn <andrew@lunn.ch> +Cc: Rob Herring <robh+dt@kernel.org> +Cc: devicetree@vger.kernel.org +Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com> +--- + arch/arm/boot/dts/armada-385-turris-omnia.dts | 17 +++++++++++++++++ + 1 file changed, 17 insertions(+) + +(limited to 'arch/arm/boot/dts/armada-385-turris-omnia.dts') + +--- a/arch/arm/boot/dts/armada-385-turris-omnia.dts ++++ b/arch/arm/boot/dts/armada-385-turris-omnia.dts +@@ -84,12 +84,23 @@ + }; + }; + ++&bm { ++ status = "okay"; ++}; ++ ++&bm_bppi { ++ status = "okay"; ++}; ++ + /* Connected to 88E6176 switch, port 6 */ + ð0 { + pinctrl-names = "default"; + pinctrl-0 = <&ge0_rgmii_pins>; + status = "okay"; + phy-mode = "rgmii"; ++ buffer-manager = <&bm>; ++ bm,pool-long = <0>; ++ bm,pool-short = <3>; + + fixed-link { + speed = <1000>; +@@ -103,6 +114,9 @@ + pinctrl-0 = <&ge1_rgmii_pins>; + status = "okay"; + phy-mode = "rgmii"; ++ buffer-manager = <&bm>; ++ bm,pool-long = <1>; ++ bm,pool-short = <3>; + + fixed-link { + speed = <1000>; +@@ -115,6 +129,9 @@ + status = "okay"; + phy-mode = "sgmii"; + phy = <&phy1>; ++ buffer-manager = <&bm>; ++ bm,pool-long = <2>; ++ bm,pool-short = <3>; + }; + + &i2c0 { |