From: Anand Moon <linux.amoon@gmail.com>
To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Cc: Rob Herring <robh+dt@kernel.org>,
Kevin Hilman <khilman@baylibre.com>,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
Jerome Brunet <jbrunet@baylibre.com>,
Neil Armstrong <narmstrong@baylibre.com>
Subject: [PatchV2 1/2] ARM64: dts: meson-gxbb-odroidc2: Fix usb phy regulator power failed warning
Date: Sun, 13 Jan 2019 15:30:21 +0000 [thread overview]
Message-ID: <20190113153022.5040-1-linux.amoon@gmail.com> (raw)
Override the dr_mode from "host" to "peripheral" for dwc2
usb_phy0->usb0 initilization of OTG Micro-B type.
Changes fix the below warning for phy poweron failed --> -22
Changes fix the initialization of c9000000.usb phy
[ 1.203900] phy phy-c0000000.phy.0: USB ID detect failed!
[ 1.208048] phy phy-c0000000.phy.0: phy poweron failed --> -22
[ 1.213877] WARNING: CPU: 1 PID: 44 at drivers/regulator/core.c:2054 _regulator_put.part.11+0xf0/0xf8
[ 1.222953] Modules linked in:
[ 1.225976] CPU: 1 PID: 44 Comm: kworker/1:1 Not tainted 5.0.0-rc1-xc2ml #3
[ 1.232872] Hardware name: Hardkernel ODROID-C2 (DT)
[ 1.237794] Workqueue: events deferred_probe_work_func
[ 1.242878] pstate: 80000005 (Nzcv daif -PAN -UAO)
[ 1.247623] pc : _regulator_put.part.11+0xf0/0xf8
[ 1.252280] lr : regulator_put+0x34/0x48
[ 1.256159] sp : ffff00001176bb00
[ 1.259437] x29: ffff00001176bb00 x28: 0000000000000000
[ 1.264698] x27: ffff80007f31beb8 x26: ffff000010eeb7e0
[ 1.269959] x25: 0000000000000000 x24: 0000000000000009
[ 1.275220] x23: ffff00001176bbc8 x22: ffff80007ed9d500
[ 1.280482] x21: ffff0000111bd6c8 x20: ffff80007ed9d700
[ 1.285743] x19: ffff80007ed9d700 x18: 000000000000006f
[ 1.291004] x17: 0000000000000000 x16: 0000000000000000
[ 1.296265] x15: 0000000000000400 x14: 0000000000000400
[ 1.301527] x13: ff00000000000000 x12: ffffffffffffffff
[ 1.306788] x11: 0000000000000038 x10: 0000000000000040
[ 1.312049] x9 : ffff0000111d58b0 x8 : ffff0000111d58a8
[ 1.317310] x7 : ffff80007ed9db00 x6 : ffff80007ec21b00
[ 1.322571] x5 : ffff80007f400248 x4 : ffff80007fba9b00
[ 1.327833] x3 : ffff0000112d9eb8 x2 : ffff80007ec21b00
[ 1.333094] x1 : 0000000000000000 x0 : 0000000000000001
[ 1.338356] Call trace:
[ 1.340773] _regulator_put.part.11+0xf0/0xf8
[ 1.345085] regulator_put+0x34/0x48
[ 1.348621] regulator_bulk_free+0x30/0x50
[ 1.352675] devm_regulator_bulk_release+0x18/0x20
[ 1.357421] release_nodes+0x1b0/0x220
[ 1.361127] devres_release_all+0x34/0x50
[ 1.365094] really_probe+0xec/0x290
[ 1.368630] driver_probe_device+0x54/0xe8
[ 1.372684] __device_attach_driver+0xb8/0xe8
[ 1.376997] bus_for_each_drv+0x78/0xc8
[ 1.380792] __device_attach+0xd4/0x130
[ 1.384587] device_initial_probe+0x10/0x18
[ 1.388727] bus_probe_device+0x90/0x98
[ 1.392522] deferred_probe_work_func+0x6c/0xa0
[ 1.397010] process_one_work+0x1e0/0x318
[ 1.400975] worker_thread+0x228/0x428
[ 1.404684] kthread+0x124/0x128
[ 1.407876] ret_from_fork+0x10/0x18
[ 1.411410] ---[ end trace de5fd1b262c1f56a ]---
[ 1.416055] WARNING: CPU: 1 PID: 44 at drivers/regulator/core.c:2054 _regulator_put.part.11+0xf0/0xf8
[ 1.425123] Modules linked in:
[ 1.428144] CPU: 1 PID: 44 Comm: kworker/1:1 Tainted: GW 5.0.0-rc1-xc2ml #3
[ 1.436422] Hardware name: Hardkernel ODROID-C2 (DT)
[ 1.441340] Workqueue: events deferred_probe_work_func
Fixes: 5a0803bd5ae (ARM64: dts: meson-gxbb-odroidc2: Enable USB Nodes)
Tested-by: Kevin Hilman <khilman@baylibre.com>
Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Cc: Jerome Brunet <jbrunet@baylibre.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
Rebased on Kevin's amlogic/v5.0/fixes branch
Changes from patch v1 [0] https://lore.kernel.org/patchwork/patch/1031243/
- Split the patch into two part
- Fix the commit message
- Added Tested by Kevin Hilman
---
arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 1cc9dc68ef00..25a36d117183 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -302,6 +302,7 @@
&usb0 {
status = "okay";
+ dr_mode = "peripheral";
};
&usb1 {
--
2.20.1
next reply other threads:[~2019-01-13 15:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-13 15:30 Anand Moon [this message]
2019-01-13 15:30 ` [PatchV2 2/2] ARM64: dts: meson-gxbb-odroidc2: Fix usb phy reset warning Anand Moon
2019-01-14 16:17 ` Neil Armstrong
2019-01-14 16:22 ` Kevin Hilman
2019-01-14 17:19 ` Anand Moon
2019-01-14 16:17 ` [PatchV2 1/2] ARM64: dts: meson-gxbb-odroidc2: Fix usb phy regulator power failed warning Neil Armstrong
2019-01-17 21:14 ` Kevin Hilman
2019-01-20 18:45 ` Anand Moon
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