diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-4.14/034-v4.20-MIPS-BCM47XX-Enable-USB-power-on-Netgear-WNDR3400v3.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-4.14/034-v4.20-MIPS-BCM47XX-Enable-USB-power-on-Netgear-WNDR3400v3.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-4.14/034-v4.20-MIPS-BCM47XX-Enable-USB-power-on-Netgear-WNDR3400v3.patch b/target/linux/brcm47xx/patches-4.14/034-v4.20-MIPS-BCM47XX-Enable-USB-power-on-Netgear-WNDR3400v3.patch new file mode 100644 index 0000000000..c824e28317 --- /dev/null +++ b/target/linux/brcm47xx/patches-4.14/034-v4.20-MIPS-BCM47XX-Enable-USB-power-on-Netgear-WNDR3400v3.patch @@ -0,0 +1,48 @@ +From feef7918667b84f9d5653c501542dd8d84ae32af Mon Sep 17 00:00:00 2001 +From: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> +Date: Sun, 19 Aug 2018 22:20:23 +0300 +Subject: [PATCH] MIPS: BCM47XX: Enable USB power on Netgear WNDR3400v3 +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Setting GPIO 21 high seems to be required to enable power to USB ports +on the WNDR3400v3. As there is already similar code for WNR3500L, +make the existing USB power GPIO code generic and use that. + +Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi> +Acked-by: Hauke Mehrtens <hauke@hauke-m.de> +Signed-off-by: Paul Burton <paul.burton@mips.com> +Patchwork: https://patchwork.linux-mips.org/patch/20259/ +Cc: Rafał Miłecki <zajec5@gmail.com> +Cc: linux-mips@linux-mips.org +Cc: linux-kernel@vger.kernel.org +--- + arch/mips/bcm47xx/workarounds.c | 8 +++++--- + 1 file changed, 5 insertions(+), 3 deletions(-) + +--- a/arch/mips/bcm47xx/workarounds.c ++++ b/arch/mips/bcm47xx/workarounds.c +@@ -5,9 +5,8 @@ + #include <bcm47xx_board.h> + #include <bcm47xx.h> + +-static void __init bcm47xx_workarounds_netgear_wnr3500l(void) ++static void __init bcm47xx_workarounds_enable_usb_power(int usb_power) + { +- const int usb_power = 12; + int err; + + err = gpio_request_one(usb_power, GPIOF_OUT_INIT_HIGH, "usb_power"); +@@ -23,7 +22,10 @@ void __init bcm47xx_workarounds(void) + + switch (board) { + case BCM47XX_BOARD_NETGEAR_WNR3500L: +- bcm47xx_workarounds_netgear_wnr3500l(); ++ bcm47xx_workarounds_enable_usb_power(12); ++ break; ++ case BCM47XX_BOARD_NETGEAR_WNDR3400_V3: ++ bcm47xx_workarounds_enable_usb_power(21); + break; + default: + /* No workaround(s) needed */ |