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kernel: brcm47xx: Backport fixes for USB on WNDR3400v2 (fixes FS#2170)

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Eric has reported on OpenWrt's bug tracking system[1], that he's not
able to use USB devices on his WNDR3400v2 device after the boot, until
he turns on GPIO #21 manually through sysfs.

1. https://bugs.openwrt.org/index.php?do=details&task_id=2170

Signed-off-by: Petr Štetiar <ynezz@true.cz>
v19.07.3_mercusys_ac12_duma
Petr Štetiar 5 years ago
parent 846f98056a
commit d2c3eb1e43
2 changed files with 78 additions and 0 deletions
Show Stats Download Patch File Download Diff File

39
target/linux/brcm47xx/patches-4.14/035-v5.1-mips-bcm47xx-Enable-USB-power-on-Netgear-WNDR3400v2.patch
Unescape Escape View File

@ -0,0 +1,39 @@
From cdb8faa00e3fcdd0ad10add743516d616dc7d38e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20=C5=A0tetiar?= <ynezz@true.cz>
Date: Mon, 11 Mar 2019 22:08:22 +0100
Subject: [PATCH] mips: bcm47xx: Enable USB power on Netgear WNDR3400v2
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Eric has reported on OpenWrt's bug tracking system[1], that he's not
able to use USB devices on his WNDR3400v2 device after the boot, until
he turns on GPIO #21 manually through sysfs.
1. https://bugs.openwrt.org/index.php?do=details&task_id=2170
Cc: Rafał Miłecki <zajec5@gmail.com>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Reported-by: Eric Bohlman <ericbohlman@gmail.com>
Tested-by: Eric Bohlman <ericbohlman@gmail.com>
Signed-off-by: Petr Štetiar <ynezz@true.cz>
Signed-off-by: Paul Burton <paul.burton@mips.com>
---
arch/mips/bcm47xx/workarounds.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
index 46eddbe..0ab95dd 100644
--- a/arch/mips/bcm47xx/workarounds.c
+++ b/arch/mips/bcm47xx/workarounds.c
@@ -24,6 +24,7 @@ void __init bcm47xx_workarounds(void)
case BCM47XX_BOARD_NETGEAR_WNR3500L:
bcm47xx_workarounds_enable_usb_power(12);
break;
+ case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
bcm47xx_workarounds_enable_usb_power(21);
break;
--
1.9.1

39
target/linux/brcm47xx/patches-4.19/031-v5.1-mips-bcm47xx-Enable-USB-power-on-Netgear-WNDR3400v2.patch
Unescape Escape View File

@ -0,0 +1,39 @@
From cdb8faa00e3fcdd0ad10add743516d616dc7d38e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20=C5=A0tetiar?= <ynezz@true.cz>
Date: Mon, 11 Mar 2019 22:08:22 +0100
Subject: [PATCH] mips: bcm47xx: Enable USB power on Netgear WNDR3400v2
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Eric has reported on OpenWrt's bug tracking system[1], that he's not
able to use USB devices on his WNDR3400v2 device after the boot, until
he turns on GPIO #21 manually through sysfs.
1. https://bugs.openwrt.org/index.php?do=details&task_id=2170
Cc: Rafał Miłecki <zajec5@gmail.com>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Reported-by: Eric Bohlman <ericbohlman@gmail.com>
Tested-by: Eric Bohlman <ericbohlman@gmail.com>
Signed-off-by: Petr Štetiar <ynezz@true.cz>
Signed-off-by: Paul Burton <paul.burton@mips.com>
---
arch/mips/bcm47xx/workarounds.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
index 46eddbe..0ab95dd 100644
--- a/arch/mips/bcm47xx/workarounds.c
+++ b/arch/mips/bcm47xx/workarounds.c
@@ -24,6 +24,7 @@ void __init bcm47xx_workarounds(void)
case BCM47XX_BOARD_NETGEAR_WNR3500L:
bcm47xx_workarounds_enable_usb_power(12);
break;
+ case BCM47XX_BOARD_NETGEAR_WNDR3400V2:
case BCM47XX_BOARD_NETGEAR_WNDR3400_V3:
bcm47xx_workarounds_enable_usb_power(21);
break;
--
1.9.1
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