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10 years agoARM: dts: imx6qdl-sabreauto: Support debug LED
Liu Ying [Wed, 19 Feb 2014 07:15:48 +0000 (15:15 +0800)]
ARM: dts: imx6qdl-sabreauto: Support debug LED

The D9 LED controlled by gpio on the imx6qdl-sabreauto
CPU board is a debug LED according to the board design.
This patch adds the relevant device tree nodes to the
imx6qdl-sabreauto device tree file to support this LED.

Signed-off-by: Liu Ying <Ying.Liu@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q: add 852MHz setpoint for CPU freq
Anson Huang [Wed, 12 Feb 2014 09:57:02 +0000 (17:57 +0800)]
ARM: dts: imx6q: add 852MHz setpoint for CPU freq

According to datasheet, i.MX6Q has setpoint of 852MHz
which is exclusive with 996MHz, the fuse map of speed_grading
defines the max speed of ARM, here we add this 852MHz
setpoint opp info, kernel will check the speed_grading
fuse and remove all illegal setpoints.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-wandboard: use GPIO_6 for FEC interrupt
Sascha Silbe [Thu, 6 Feb 2014 22:24:13 +0000 (23:24 +0100)]
ARM: dts: imx6qdl-wandboard: use GPIO_6 for FEC interrupt

Apply the same work-around for i.MX 6D/Q erratum 006687 as used for
Sabre Lite for the Wandboard Dual / Quad.

Like on the Sabre Lite, GPIO6 is used as a power down output for
camera expansion boards. However, these expansion boards do not work
with mainline yet anyway.

Tested on a Wandboard Quad. Before the patch:

root@arm:~# ping -q -f -c 10000 192.168.2.1
PING 192.168.2.1 (192.168.2.1) 56(84) bytes of data.

=== 192.168.2.1 ping statistics ===
10000 packets transmitted, 10000 received, 0% packet loss, time 97363ms
rtt min/avg/max/mdev = 0.290/9.586/10.198/1.432 ms, pipe 2, ipg/ewma 9.737/9.672 ms

After the patch:

root@arm:~# ping -q -f -c 10000 192.168.2.1
PING 192.168.2.1 (192.168.2.1) 56(84) bytes of data.

=== 192.168.2.1 ping statistics ===
10000 packets transmitted, 10000 received, 0% packet loss, time 4810ms
rtt min/avg/max/mdev = 0.246/0.355/0.863/0.044 ms, ipg/ewma 0.481/0.319 ms

Signed-off-by: Sascha Silbe <x-linux@infra-silbe.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl-evk: Add debug LED support
Fabio Estevam [Thu, 6 Feb 2014 15:08:08 +0000 (13:08 -0200)]
ARM: dts: imx6sl-evk: Add debug LED support

GPIO3_20 is connected to a debug LED.

Add support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabreauto: Add PFUZE100 support
Fabio Estevam [Thu, 6 Feb 2014 11:05:19 +0000 (09:05 -0200)]
ARM: dts: imx6qdl-sabreauto: Add PFUZE100 support

mx6 sabreauto boards have Freescale PFUZE100 regulator, so add support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl-evk: Add audio support
Fabio Estevam [Thu, 6 Feb 2014 10:57:51 +0000 (08:57 -0200)]
ARM: dts: imx6sl-evk: Add audio support

imx6sl-evk has a wm8962 codec. Add support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl-evk: Add PFUZE100 support
Fabio Estevam [Thu, 6 Feb 2014 10:57:50 +0000 (08:57 -0200)]
ARM: dts: imx6sl-evk: Add PFUZE100 support

imx6sl-evk board has Freescale PFUZE100 regulator, so add support for it.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabresd: correct gpio key's active state
Anson Huang [Mon, 20 Jan 2014 12:02:38 +0000 (20:02 +0800)]
ARM: dts: imx6qdl-sabresd: correct gpio key's active state

From schematic, the power, vol+/- key's active state is low,
so we need to set the gpio flag to active low.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q: Add support for Zealz GK802
Sascha Hauer [Sun, 19 Jan 2014 02:28:12 +0000 (10:28 +0800)]
ARM: dts: imx6q: Add support for Zealz GK802

Add support for the GK802 'QUAD CORE Mini PC', which seems to be loosely
based on the Freescale i.MX6Q HDMI dongle reference design.
It is supposedly identical to the Hiapad Hi802.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: Add DFI FS700-M60 board support
Sascha Hauer [Sat, 18 Jan 2014 08:41:30 +0000 (16:41 +0800)]
ARM: dts: imx6: Add DFI FS700-M60 board support

The DFI FS700-M60 is a q7 board with i.MX6 quad, dual, duallite or solo
SoC. This adds support for it.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: use imx51-ssi
Markus Pargmann [Fri, 17 Jan 2014 09:07:42 +0000 (10:07 +0100)]
ARM: dts: imx6: use imx51-ssi

imx51-ssi and imx21-ssi are different IPs. imx51-ssi supports online
reconfiguration and needs this for correct interaction with SDMA. This
patch adds imx51-ssi before each imx21-ssi for all imx6 SoCs.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: Add mmc aliases
Sascha Hauer [Thu, 16 Jan 2014 12:44:20 +0000 (13:44 +0100)]
ARM: dts: imx6qdl: Add mmc aliases

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q: Add spi4 alias
Sascha Hauer [Thu, 16 Jan 2014 12:44:19 +0000 (13:44 +0100)]
ARM: dts: imx6q: Add spi4 alias

The quad version has a SPI controller more than the other
versions. Add an alias for it.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabreauto: Add LVDS support
Fabio Estevam [Tue, 14 Jan 2014 22:51:27 +0000 (20:51 -0200)]
ARM: dts: imx6qdl-sabreauto: Add LVDS support

Add LVDS support for mx6 sabreauto boards.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl: add keypad support for i.mx6sl-evk board.
Anson Huang [Tue, 14 Jan 2014 09:30:28 +0000 (17:30 +0800)]
ARM: dts: imx6sl: add keypad support for i.mx6sl-evk board.

i.MX6SL EVK board has a 3*3 keypad matrix to support 8 keypads,
enable them, the keymap is as below:

SW6:  MATRIX_KEY(0x0, 0x0, KEY_UP)         /* ROW0, COL0 */
SW7:  MATRIX_KEY(0x0, 0x1, KEY_DOWN)       /* ROW0, COL1 */
SW8:  MATRIX_KEY(0x0, 0x2, KEY_ENTER)      /* ROW0, COL2 */
SW9:  MATRIX_KEY(0x1, 0x0, KEY_HOME)       /* ROW1, COL0 */
SW10: MATRIX_KEY(0x1, 0x1, KEY_RIGHT)      /* ROW1, COL1 */
SW11: MATRIX_KEY(0x1, 0x2, KEY_LEFT)       /* ROW1, COL2 */
SW12: MATRIX_KEY(0x2, 0x0, KEY_VOLUMEDOWN) /* ROW2, COL0 */
SW13: MATRIX_KEY(0x2, 0x1, KEY_VOLUMEUP)   /* ROW2, COL1 */

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl: add ocram device support
Anson Huang [Mon, 6 Jan 2014 20:57:37 +0000 (15:57 -0500)]
ARM: dts: imx6sl: add ocram device support

Add ocram device support on i.MX6SL.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: enable dma for spi
Frank Li [Fri, 3 Jan 2014 22:53:52 +0000 (06:53 +0800)]
ARM: dts: imx6qdl: enable dma for spi

Enable dma support for espci controller

Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabresd: Add PFUZE100 support
Fabio Estevam [Tue, 24 Dec 2013 03:04:49 +0000 (01:04 -0200)]
ARM: dts: imx6qdl-sabresd: Add PFUZE100 support

mx6 sabresd boards have Freescale PFUZE100 regulator, so add support for it.

Signed-off-by: Robin Gong <b38343@freescale.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: add mxs phy controller id
Peter Chen [Fri, 20 Dec 2013 07:52:05 +0000 (15:52 +0800)]
ARM: dts: imx6: add mxs phy controller id

We need to use controller id to access different register regions
for mxs phy.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: add anatop phandle for usbphy
Peter Chen [Fri, 20 Dec 2013 07:52:01 +0000 (15:52 +0800)]
ARM: dts: imx6: add anatop phandle for usbphy

Add anatop phandle for usbphy

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-arm2: use GPIO_6 for FEC interrupt.
Troy Kisky [Fri, 20 Dec 2013 18:47:13 +0000 (11:47 -0700)]
ARM: dts: imx6q-arm2: use GPIO_6 for FEC interrupt.

This works around a hardware bug.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabreauto: use GPIO_6 for FEC interrupt.
Troy Kisky [Fri, 20 Dec 2013 18:47:12 +0000 (11:47 -0700)]
ARM: dts: imx6qdl-sabreauto: use GPIO_6 for FEC interrupt.

This works around a hardware bug.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: use GPIO_6 for FEC interrupt.
Troy Kisky [Fri, 20 Dec 2013 18:47:11 +0000 (11:47 -0700)]
ARM: dts: imx6qdl-sabrelite: use GPIO_6 for FEC interrupt.

This works around a hardware bug.
From "Chip Errata for the i.MX 6Dual/6Quad"

ERR006687 ENET: Only the ENET wake-up interrupt request can wake the
system from Wait mode.

The ENET block generates many interrupts. Only one of these interrupt lines
is connected to the General Power Controller (GPC) block, but a logical OR
of all of the ENET interrupts is connected to the General Interrupt Controller
(GIC). When the system enters Wait mode, a normal RX Done or TX Done does not
wake up the system because the GPC cannot see this interrupt. This impacts
performance of the ENET block because its interrupts are serviced only when
the chip exits Wait mode due to an interrupt from some other wake-up source.

Before this patch, ping times of a Sabre Lite board are quite
random:
ping 192.168.0.13 -i.5 -c5
PING 192.168.0.13 (192.168.0.13) 56(84) bytes of data.
64 bytes from 192.168.0.13: icmp_req=1 ttl=64 time=15.7 ms
64 bytes from 192.168.0.13: icmp_req=2 ttl=64 time=14.4 ms
64 bytes from 192.168.0.13: icmp_req=3 ttl=64 time=13.4 ms
64 bytes from 192.168.0.13: icmp_req=4 ttl=64 time=12.4 ms
64 bytes from 192.168.0.13: icmp_req=5 ttl=64 time=11.4 ms

=== 192.168.0.13 ping statistics ===
5 packets transmitted, 5 received, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 11.431/13.501/15.746/1.508 ms
____________________________________________________
After this patch:

ping 192.168.0.13 -i.5 -c5
PING 192.168.0.13 (192.168.0.13) 56(84) bytes of data.
64 bytes from 192.168.0.13: icmp_req=1 ttl=64 time=0.120 ms
64 bytes from 192.168.0.13: icmp_req=2 ttl=64 time=0.175 ms
64 bytes from 192.168.0.13: icmp_req=3 ttl=64 time=0.169 ms
64 bytes from 192.168.0.13: icmp_req=4 ttl=64 time=0.168 ms
64 bytes from 192.168.0.13: icmp_req=5 ttl=64 time=0.172 ms

=== 192.168.0.13 ping statistics ===
5 packets transmitted, 5 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 0.120/0.160/0.175/0.026 ms
____________________________________________________

Also, apply same change to imx6qdl-nitrogen6x.

This change may not be appropriate for all boards.
Sabre Lite uses GPIO6 as a power down output for a ov5642
camera. As this expansion board does not yet work with mainline,
this is not yet a conflict. It would be nice to have an alternative
fix for boards where this is a problem.

For example Sabre SD uses GPIO6 for I2C3_SDA. It also
has long ping times currently. But cannot use this fix
without giving up a touchscreen.

Its ping times are also random.

ping 192.168.0.19 -i.5 -c5
PING 192.168.0.19 (192.168.0.19) 56(84) bytes of data.
64 bytes from 192.168.0.19: icmp_req=1 ttl=64 time=16.0 ms
64 bytes from 192.168.0.19: icmp_req=2 ttl=64 time=15.4 ms
64 bytes from 192.168.0.19: icmp_req=3 ttl=64 time=14.4 ms
64 bytes from 192.168.0.19: icmp_req=4 ttl=64 time=13.4 ms
64 bytes from 192.168.0.19: icmp_req=5 ttl=64 time=12.4 ms

=== 192.168.0.19 ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 12.451/14.369/16.057/1.316 ms

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
CC: Ranjani Vaidyanathan <ra5478@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: use interrupts-extended for fec
Troy Kisky [Fri, 20 Dec 2013 18:47:10 +0000 (11:47 -0700)]
ARM: dts: imx6qdl: use interrupts-extended for fec

We need to be able to override interrupts in board file to
workaround a hardware bug for ethernet interrupts
waking the processor by using interrupts-extended.
So, use interrupts-extended here as well.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: pinfunc: add MX6QDL_PAD_GPIO_6__ENET_IRQ
Troy Kisky [Fri, 20 Dec 2013 18:47:07 +0000 (11:47 -0700)]
ARM: dts: imx: pinfunc: add MX6QDL_PAD_GPIO_6__ENET_IRQ

From "Chip Errata for the i.MX 6Dual/6Quad"

ERR006687 ENET: Only the ENET wake-up interrupt request can wake the
system from Wait mode.

The ENET block generates many interrupts. Only one of these interrupt lines
is connected to the General Power Controller (GPC) block, but a logical OR
of all of the ENET interrupts is connected to the General Interrupt Controller
(GIC). When the system enters Wait mode, a normal RX Done or TX Done does not
wake up the system because the GPC cannot see this interrupt. This impacts
performance of the ENET block because its interrupts are serviced only when
the chip exits Wait mode due to an interrupt from some other wake-up source.

Adding MX6QDL_PAD_GPIO_6__ENET_IRQ is the 1st step to
workaround this problem.

The input reg is set to 0x3c to set IOMUX_OBSRV_MUX1 to ENET_IRQ.
The mux reg value is 0x11, so that the observable mux is routed to
this pin and to the gpio controller(sion bit). These magic values
come from Ranjani Vaidyanathan's patch:
"ENGR00257847-1 MX6Q/DL-Fix Ethernet performance issue when WAIT mode is active"

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
CC: Ranjani Vaidyanathan <ra5478@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-sabrelite: PHY reset is active-low
Philipp Zabel [Fri, 20 Dec 2013 15:25:17 +0000 (16:25 +0100)]
ARM: dts: imx6q-sabrelite: PHY reset is active-low

Note that the fec driver code currently hard-codes an active-low
reset, regardless of the flags in the device tree.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: Use 'vddarm' as the regulator name
Fabio Estevam [Thu, 19 Dec 2013 23:08:52 +0000 (21:08 -0200)]
ARM: dts: imx6: Use 'vddarm' as the regulator name

Instead of calling the regulator for the ARM core as 'cpu', let's rename it
as 'vddarm', so that we keep a better consistency with the other internal
regulators:

vdd1p1: 800 <--> 1375 mV at 1100 mV
vdd3p0: 2800 <--> 3150 mV at 3000 mV
vdd2p5: 2000 <--> 2750 mV at 2400 mV
vddarm: 725 <--> 1450 mV at 1150 mV
vddpu: 725 <--> 1450 mV at 1150 mV
vddsoc: 725 <--> 1450 mV at 1200 mV

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabresd: Add power key support
Anson Huang [Thu, 19 Dec 2013 21:07:24 +0000 (16:07 -0500)]
ARM: dts: imx6qdl-sabresd: Add power key support

This patch adds support for imx6qdl-sabresd board's power
key, the key is named "SW1" on board, press it can wake up
system from suspend.

Add a new pinctrl entry for gpio keys and move all gpio
keys pin to this entry.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl: Adding cpu frequency and VDDSOC/PU table.
John Tobias [Thu, 19 Dec 2013 20:35:36 +0000 (12:35 -0800)]
ARM: dts: imx6sl: Adding cpu frequency and VDDSOC/PU table.

Device tree for iMX6SL doesn't have an existing cpu frequency table
as well as the VDDSOC/PU.

Signed-off-by: John Tobias <john.tobias.ph@gmail.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: add necessary thermal clk
Anson Huang [Thu, 19 Dec 2013 18:17:23 +0000 (13:17 -0500)]
ARM: dts: imx6qdl: add necessary thermal clk

Thermal sensor needs pll3_usb_otg when measuring temperature,
so we need to pass clk info to thermal driver.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6dl: enable cpufreq support
Anson Huang [Thu, 19 Dec 2013 15:02:10 +0000 (10:02 -0500)]
ARM: dts: imx6dl: enable cpufreq support

This patch adds cpufreq dts for i.mx6dl to support cpufreq driver.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q: add vddsoc/pu setpoint info
Anson Huang [Thu, 19 Dec 2013 14:16:48 +0000 (09:16 -0500)]
ARM: dts: imx6q: add vddsoc/pu setpoint info

i.MX6Q needs to update vddarm, vddsoc/pu regulators when cpu freq
is changed, each setpoint has different voltage, so we need to
pass vddarm, vddsoc/pu's freq-voltage info from dts together.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q: update setting of VDDARM_CAP voltage
Anson Huang [Mon, 16 Dec 2013 21:07:37 +0000 (16:07 -0500)]
ARM: dts: imx6q: update setting of VDDARM_CAP voltage

According to datasheet, VDD_CACHE_CAP must not exceed VDDARM_CAP
by more than 200mV, as all of i.MX6Q boards' VDD_CACHE_CAP currently
are connected to VDDSOC_CAP, so we need to follow this rule by
increasing VDDARM_CAP's voltage.

Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: add gpio-keys
Troy Kisky [Wed, 18 Dec 2013 21:51:44 +0000 (14:51 -0700)]
ARM: dts: imx6qdl-sabrelite: add gpio-keys

Add power, menu, home, back, volume up, and volume down
buttons.

Also, apply same changes to imx6qdl-nitrogen6x.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: add nitrogen6x board
Troy Kisky [Tue, 17 Dec 2013 01:13:03 +0000 (18:13 -0700)]
ARM: dts: imx: add nitrogen6x board

Add file imx6q-nitrogen6x.dts,
imx6dl-nitrogen6x.dts,
imx6qdl-nitrogen6x.dtsi

And add board to makefile.

Eric Nelson created a web page to show the
differences between Nitrogen6x and Sabre Lite boards.
http://boundarydevices.com/differences-sabre-lite-nitrogen6x

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: Add over-current pin to usbotg
Troy Kisky [Tue, 17 Dec 2013 01:13:02 +0000 (18:13 -0700)]
ARM: dts: imx6qdl-sabrelite: Add over-current pin to usbotg

KEY_COL4 is over-current for usbotg on Sabre Lite.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: fix ENET group
Troy Kisky [Tue, 17 Dec 2013 01:13:01 +0000 (18:13 -0700)]
ARM: dts: imx6qdl-sabrelite: fix ENET group

GPIO16 is used for I2C3, not ENET_REF_CLK.
Also, remove pull-ups from tx pins, and ENET_MDIO
which has an external pull-up.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: add skews for Micrel phy
Troy Kisky [Tue, 17 Dec 2013 01:13:00 +0000 (18:13 -0700)]
ARM: dts: imx6qdl-sabrelite: add skews for Micrel phy

Set the data delays to min, and clock delays to max
because the traces are equal length on pcb.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: add pwms for backlights
Troy Kisky [Tue, 17 Dec 2013 01:12:59 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: add pwms for backlights

add pwm1 for lcd backlight
add pwm4 for lvds backlight
add pwm3 for ov5640 mipi clock

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: explicitly set pad for SGTL5000 sys_mclk
Troy Kisky [Tue, 17 Dec 2013 01:12:57 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: explicitly set pad for SGTL5000 sys_mclk

Explicitly sets the pad GPIO_0 (sys_mclk) to 0x030b0.

Before this patch, it has the value 0x130b0 if using mainline u-boot.
So this patch also removes hysteresis. The 100k pulldown remains so
that a disabled clock will be low.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: move phy reset to pinctrl_enet
Troy Kisky [Tue, 17 Dec 2013 01:12:56 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: move phy reset to pinctrl_enet

This patch moves pin EIM_D23 (phy reset) from pinctrl_hog to pinctrl_enet.
It also explicitly sets the pad to 0x000b0.

Before this patch, it has the value 0x1b0b0 if using mainline u-boot.
So this patch also removes hysteresis and a 100K pullup since the pad
is always an output.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: move usbotg power enable to pinctrl_usbotg
Troy Kisky [Tue, 17 Dec 2013 01:12:55 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: move usbotg power enable to pinctrl_usbotg

This patch moves pin EIM_D22(power enable) from pinctrl_hog to pinctrl_usbotg.
It also explicitly sets the pad to 0x000b0, which is also the value
that it has before this patch if using mainline u-boot.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: move spi-nor CS to pinctrl_ecspi1
Troy Kisky [Tue, 17 Dec 2013 01:12:54 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: move spi-nor CS to pinctrl_ecspi1

This patch moves pin EIM_D19 (CS) from pinctrl_hog to pinctrl_ecspi1.
It also explicitly sets the pad to 0x000b1.

Before this patch, it has the value 0x100b1 if using mainline u-boot.
So this patch also removes hysteresis since the pad is always an output.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: move USDHC3 CD/WP to pinctrl_usdhc3
Troy Kisky [Tue, 17 Dec 2013 01:12:53 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: move USDHC3 CD/WP to pinctrl_usdhc3

This patch moves pin SD3_DAT5/4 (CD/WP) from pinctrl_hog to pinctrl_usdhc3.
It also explicitly sets the pad SD3_DAT5 to 0x1b0b0, which is also the value
that it has before this patch if using mainline u-boot.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: move USDHC4 CD to pinctrl_usdhc4
Troy Kisky [Tue, 17 Dec 2013 01:12:52 +0000 (18:12 -0700)]
ARM: dts: imx6qdl-sabrelite: move USDHC4 CD to pinctrl_usdhc4

This patch moves pin NANDF_D6 (CD) from pinctrl_hog to pinctrl_usdhc4.
It also explicitly sets the pad to 0x1b0b0, which is also the value
that it has before this patch if using mainline u-boot.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: add spdif support for sabreauto
Nicolin Chen [Mon, 16 Dec 2013 10:37:48 +0000 (18:37 +0800)]
ARM: dts: imx6qdl: add spdif support for sabreauto

This patch adds spdif support for imx6qdl-sabreauto by inserting the cpu dai
node with pinctrl group and its ASoC dai link node.

Signed-off-by: Nicolin Chen <Guangyu.Chen@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: remove usdhc4 wp-gpio
Troy Kisky [Fri, 13 Dec 2013 01:49:07 +0000 (18:49 -0700)]
ARM: dts: imx6qdl-sabrelite: remove usdhc4 wp-gpio

On Sabre Lite usdhc4 is a micro sd slot, which has no
write protect.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl-sabrelite: Add uart1 support
Troy Kisky [Fri, 13 Dec 2013 01:49:06 +0000 (18:49 -0700)]
ARM: dts: imx6qdl-sabrelite: Add uart1 support

Uart1 is available on Sabre Lite.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: sabrelite: add Dual Lite/Solo support
Troy Kisky [Fri, 13 Dec 2013 01:49:05 +0000 (18:49 -0700)]
ARM: dts: imx: sabrelite: add Dual Lite/Solo support

This makes the structure of Sabre Lite board files the same
as Sabre SD board files so that they are easier to compare.

By this, I mean that the majority of the file imx6q-sabrelite.dts
is moved to imx6qdl-sabrelite.dtsi so that both imx6q-sabrelite.dts
and imx6dl-sabrelite.dts can include it.

Now Sabre Lite has support for Dual Lite/Solo
processors.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: add aliases for can interfaces
Lothar Waßmann [Thu, 12 Dec 2013 13:27:57 +0000 (14:27 +0100)]
ARM: dts: imx6qdl: add aliases for can interfaces

Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-sabrelite: Enable PCI express
Marek Vasut [Thu, 12 Dec 2013 21:50:04 +0000 (22:50 +0100)]
ARM: dts: imx6q-sabrelite: Enable PCI express

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Frank Li <lznuaa@gmail.com>
Cc: Harro Haan <hrhaan@gmail.com>
Cc: Jingoo Han <jg1.han@samsung.com>
Cc: Mohit KUMAR <Mohit.KUMAR@st.com>
Cc: Pratyush Anand <pratyush.anand@st.com>
Cc: Richard Zhu <r65037@freescale.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Sean Cross <xobs@kosagi.com>
Cc: Siva Reddy Kallam <siva.kallam@samsung.com>
Cc: Srikanth T Shivanand <ts.srikanth@samsung.com>
Cc: Tim Harvey <tharvey@gateworks.com>
Cc: Troy Kisky <troy.kisky@boundarydevices.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-sabrelite: Place 'status' as the last node
Fabio Estevam [Wed, 20 Nov 2013 18:20:48 +0000 (16:20 -0200)]
ARM: dts: imx6q-sabrelite: Place 'status' as the last node

In order to follow the standard approach used on other imx dts files, place the
'status' node as the last one.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: imx6qdl.dtsi: use IRQ_TYPE_LEVEL_HIGH
Troy Kisky [Thu, 14 Nov 2013 21:02:13 +0000 (14:02 -0700)]
ARM: dts: imx: imx6qdl.dtsi: use IRQ_TYPE_LEVEL_HIGH

Make the interrupts node slightly more readable.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: imx6sl.dtsi: use IRQ_TYPE_LEVEL_HIGH
Troy Kisky [Thu, 14 Nov 2013 21:02:12 +0000 (14:02 -0700)]
ARM: dts: imx: imx6sl.dtsi: use IRQ_TYPE_LEVEL_HIGH

Make the interrupts node slightly more readable.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: imx6dl.dtsi: use IRQ_TYPE_LEVEL_HIGH
Troy Kisky [Thu, 14 Nov 2013 21:02:11 +0000 (14:02 -0700)]
ARM: dts: imx: imx6dl.dtsi: use IRQ_TYPE_LEVEL_HIGH

Make the interrupts node slightly more readable.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: imx6q.dtsi: use IRQ_TYPE_LEVEL_HIGH
Troy Kisky [Thu, 14 Nov 2013 21:02:10 +0000 (14:02 -0700)]
ARM: dts: imx: imx6q.dtsi: use IRQ_TYPE_LEVEL_HIGH

Make the interrupts node slightly more readable.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: imx6qdl.dtsi: add mipi_csi tag
Troy Kisky [Thu, 14 Nov 2013 21:02:08 +0000 (14:02 -0700)]
ARM: dts: imx: imx6qdl.dtsi: add mipi_csi tag

We will reference mipi_csi from board
dts files.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: pinfunc: add MX6QDL_PAD_SD1_CLK__OSC32K_32K_OUT
Troy Kisky [Thu, 14 Nov 2013 21:02:07 +0000 (14:02 -0700)]
ARM: dts: imx: pinfunc: add MX6QDL_PAD_SD1_CLK__OSC32K_32K_OUT

The solo/duallite reference manual does not mention
this setting, but it works.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx: specify the value of audmux pinctrl instead of 0x80000000
Nicolin Chen [Sat, 8 Feb 2014 02:14:28 +0000 (10:14 +0800)]
ARM: dts: imx: specify the value of audmux pinctrl instead of 0x80000000

We must specify the value of audmux pinctrl if we want to use pinctrl_pm().
Thus change bypass value 0x80000000 to what we exactly need.

This patch also seperately unset PUE bit for TXD so that IOMUX won't pull
up/down the pin after turning into tristate. When we use SSI normal mode to
playback monaural audio via I2S signal, there'd be a pulled curve occur to
its signal at the second slot if setting PUE bit for TXD. And it will make
the second channel to play a constant noise. So by keeping the signal level
in the second slot, we can get a constant high level signal (-1) or a low
level one (0).

Signed-off-by: Nicolin Chen <b42378@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-sabrelite: Remove duplicate GPIO entry
Fabio Estevam [Tue, 12 Nov 2013 21:31:03 +0000 (19:31 -0200)]
ARM: dts: imx6q-sabrelite: Remove duplicate GPIO entry

MX6QDL_PAD_EIM_D23__GPIO3_IO23 appears twice in the hog pin group.

Remove one of the occurrences.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-udoo: Add Ethernet support
Fabio Estevam [Tue, 12 Nov 2013 15:40:23 +0000 (13:40 -0200)]
ARM: dts: imx6q-udoo: Add Ethernet support

Add Ethernet support for imx6q udoo board.

Tested by booting a kernel via NFS.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: Add support for imx6q dmo edmqmx6
Silvio F [Thu, 7 Nov 2013 13:54:27 +0000 (14:54 +0100)]
ARM: dts: imx6: Add support for imx6q dmo edmqmx6

Signed-off-by: Silvio F <silvio.fricke@gmail.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoDT: Add Data Modul vendor prefix
Silvio F [Thu, 7 Nov 2013 13:54:26 +0000 (14:54 +0100)]
DT: Add Data Modul vendor prefix

Signed-off-by: Silvio F <silvio.fricke@gmail.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6: use generic node name for fixed regulator
Shawn Guo [Fri, 7 Feb 2014 15:22:50 +0000 (23:22 +0800)]
ARM: dts: imx6: use generic node name for fixed regulator

The device tree specification recommends that generic name should be
used for nodes.  So instead of naming those fixed regulator nodes
arbitrarily, let's use the generic name 'regulator@num' for those nodes.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6sl: make pinctrl nodes board specific
Shawn Guo [Mon, 4 Nov 2013 02:49:04 +0000 (10:49 +0800)]
ARM: dts: imx6sl: make pinctrl nodes board specific

Currently, all pinctrl setting nodes are defined in <soc>.dtsi, so that
boards that share the same pinctrl setting do not have to define it time
and time again in <board>.dts.  However, along with the devices and use
cases being added continuously, the pinctrl setting nodes under iomuxc
becomes more than expected.  This bloats device tree blob for particular
board unnecessarily since only a small subset of those pinctrl setting
nodes will be used by the board.  It impacts not only the DTB file size
but also the run-time device tree lookup efficiency.

The patch moves all the pinctrl data into individual boards as needed.
With the changes, the pinctrl setting nodes becomes local to particular
board, and it makes no sense to continue numbering the setting for
given peripheral.  Thus, all the pinctrl phandler name gets updated to
have only peripheral name in there.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6qdl: make pinctrl nodes board specific
Shawn Guo [Wed, 23 Oct 2013 07:36:09 +0000 (15:36 +0800)]
ARM: dts: imx6qdl: make pinctrl nodes board specific

Currently, all pinctrl setting nodes are defined in <soc>.dtsi, so that
boards that share the same pinctrl setting do not have to define it time
and time again in <board>.dts.  However, along with the devices and use
cases being added continuously, the pinctrl setting nodes under iomuxc
becomes more than expected.  This bloats device tree blob for particular
board unnecessarily since only a small subset of those pinctrl setting
nodes will be used by the board.  It impacts not only the DTB file size
but also the run-time device tree lookup efficiency.

The patch moves all the pinctrl data into individual boards as needed.
With the changes, the pinctrl setting nodes becomes local to particular
board, and it makes no sense to continue numbering the setting for
given peripheral.  Thus, all the pinctrl phandler name gets updated to
have only peripheral name in there.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: Add initial support for cm-fx6.
Valentin Raevsky [Tue, 29 Oct 2013 12:11:43 +0000 (14:11 +0200)]
ARM: dts: Add initial support for cm-fx6.

Add initial support for cm-fx6 module.

cm-fx6 is a module based on mx6q SoC with the following features:
- Up to 4GB of DDR3
- 1 LCD/DVI output port
- 1 HDMI output port
- 2 LVDS LCD ports
- Gigabit Ethernet
- Analog Audio
- CAN
- SATA
- NAND
- PCIE

This patch allows to boot up the module, configures the serial console,
the Ethernet adapter and the heartbeat led.

cm-fx6 is embedded inside the Utilite computer.

Signed-off-by: Valentin Raevsky <valentin@compulab.co.il>
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: imx6q-arm2: enable USB OTG
Peter Chen [Mon, 28 Oct 2013 06:05:02 +0000 (14:05 +0800)]
ARM: dts: imx6q-arm2: enable USB OTG

Enable USB OTG controller at imx6q-arm2 board

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: add Gateworks Ventana support
Tim Harvey [Fri, 7 Feb 2014 07:24:56 +0000 (15:24 +0800)]
ARM: dts: add Gateworks Ventana support

The Gateworks Ventana product family consists of several baseboard designs
based on the Freescale i.MX6 family of processors.  Each baseboard has a
different set of possible features.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoARM: dts: disable flexcan by default
Tim Harvey [Wed, 23 Oct 2013 04:51:27 +0000 (21:51 -0700)]
ARM: dts: disable flexcan by default

Typically nodes are disabled by default and enabled when needed.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
10 years agoLinus 3.14-rc1
Linus Torvalds [Mon, 3 Feb 2014 00:42:13 +0000 (16:42 -0800)]
Linus 3.14-rc1

10 years agoMerge branch 'parisc-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/deller...
Linus Torvalds [Mon, 3 Feb 2014 00:32:53 +0000 (16:32 -0800)]
Merge branch 'parisc-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux

Pull parisc updates from Helge Deller:
 "The three major changes in this patchset is a implementation for
  flexible userspace memory maps, cache-flushing fixes (again), and a
  long-discussed ABI change to make EWOULDBLOCK the same value as
  EAGAIN.

  parisc has been the only platform where we had EWOULDBLOCK != EAGAIN
  to keep HP-UX compatibility.  Since we will probably never implement
  full HP-UX support, we prefer to drop this compatibility to make it
  easier for us with Linux userspace programs which mostly never checked
  for both values.  We don't expect major fall-outs because of this
  change, and if we face some, we will simply rebuild the necessary
  applications in the debian archives"

* 'parisc-3.14' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux:
  parisc: add flexible mmap memory layout support
  parisc: Make EWOULDBLOCK be equal to EAGAIN on parisc
  parisc: convert uapi/asm/stat.h to use native types only
  parisc: wire up sched_setattr and sched_getattr
  parisc: fix cache-flushing
  parisc/sti_console: prefer Linux fonts over built-in ROM fonts

10 years agohpfs: optimize quad buffer loading
Mikulas Patocka [Tue, 28 Jan 2014 23:11:33 +0000 (00:11 +0100)]
hpfs: optimize quad buffer loading

HPFS needs to load 4 consecutive 512-byte sectors when accessing the
directory nodes or bitmaps.  We can't switch to 2048-byte block size
because files are allocated in the units of 512-byte sectors.

Previously, the driver would allocate a 2048-byte area using kmalloc,
copy the data from four buffers to this area and eventually copy them
back if they were modified.

In the current implementation of the buffer cache, buffers are allocated
in the pagecache.  That means that 4 consecutive 512-byte buffers are
stored in consecutive areas in the kernel address space.  So, we don't
need to allocate extra memory and copy the content of the buffers there.

This patch optimizes the code to avoid copying the buffers.  It checks
if the four buffers are stored in contiguous memory - if they are not,
it falls back to allocating a 2048-byte area and copying data there.

Signed-off-by: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
10 years agohpfs: remember free space
Mikulas Patocka [Tue, 28 Jan 2014 23:10:44 +0000 (00:10 +0100)]
hpfs: remember free space

Previously, hpfs scanned all bitmaps each time the user asked for free
space using statfs.  This patch changes it so that hpfs scans the
bitmaps only once, remembes the free space and on next invocation of
statfs it returns the value instantly.

New versions of wine are hammering on the statfs syscall very heavily,
making some games unplayable when they're stored on hpfs, with load
times in minutes.

This should be backported to the stable kernels because it fixes
user-visible problem (excessive level load times in wine).

Signed-off-by: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
10 years agoparisc: add flexible mmap memory layout support
Helge Deller [Fri, 31 Jan 2014 21:19:52 +0000 (22:19 +0100)]
parisc: add flexible mmap memory layout support

Add support for the flexible mmap memory layout (as described in
http://lwn.net/Articles/91829). This is especially very interesting on
parisc since we currently only support 32bit userspace (even with a
64bit Linux kernel).

Signed-off-by: Helge Deller <deller@gmx.de>
10 years agoparisc: Make EWOULDBLOCK be equal to EAGAIN on parisc
Guy Martin [Thu, 16 Jan 2014 16:17:53 +0000 (17:17 +0100)]
parisc: Make EWOULDBLOCK be equal to EAGAIN on parisc

On Linux, only parisc uses a different value for EWOULDBLOCK which
causes a lot of troubles for applications not checking for both values.
Since the hpux compat is long dead, make EWOULDBLOCK behave the same as
all other architectures.

Signed-off-by: Guy Martin <gmsoft@tuxicoman.be>
Signed-off-by: Helge Deller <deller@gmx.de>
10 years agoparisc: convert uapi/asm/stat.h to use native types only
Helge Deller [Fri, 31 Jan 2014 22:00:38 +0000 (23:00 +0100)]
parisc: convert uapi/asm/stat.h to use native types only

The stat.h header file is exported to userspace. Some userspace
applications failed to compile due to missing/unknown types, so we
better convert it to use native types only (like it's done on other
architectures too).

Signed-off-by: Helge Deller <deller@gmx.de>
10 years agoparisc: wire up sched_setattr and sched_getattr
Helge Deller [Fri, 31 Jan 2014 21:29:17 +0000 (22:29 +0100)]
parisc: wire up sched_setattr and sched_getattr

Signed-off-by: Helge Deller <deller@gmx.de>
10 years agoparisc: fix cache-flushing
Helge Deller [Fri, 31 Jan 2014 20:33:17 +0000 (21:33 +0100)]
parisc: fix cache-flushing

This commit:
f8dae00684d678afa13041ef170cecfd1297ed40: parisc: Ensure full cache coherency for kmap/kunmap
caused negative caching side-effects, e.g. hanging processes with expect and
too many inequivalent alias messages from flush_dcache_page() on Debian 5 systems.

This patch now partly reverts it and has been in production use on our debian buildd
makeservers since a week without any major problems.

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: John David Anglin <dave.anglin@bell.net>
Cc: stable@vger.kernel.org # v3.9+
Signed-off-by: Helge Deller <deller@gmx.de>
10 years agoparisc/sti_console: prefer Linux fonts over built-in ROM fonts
Helge Deller [Fri, 31 Jan 2014 14:39:40 +0000 (15:39 +0100)]
parisc/sti_console: prefer Linux fonts over built-in ROM fonts

The built-in ROM fonts lack many necessary ASCII characters, which is
why it makes sens to prefer the Linux fonts instead if they are
available.  This makes consoles on STI graphics cards which are not
supported by the stifb driver (e.g. Visualize FXe) looks much nicer.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org # v3.13
10 years agoMerge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelv...
Linus Torvalds [Sun, 2 Feb 2014 19:30:57 +0000 (11:30 -0800)]
Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging

Pull hwmon kconfig fixes from Jean Delvare.

* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  hwmon: Fix SENSORS_TMP102 dependencies to eliminate build errors
  hwmon: Fix SENSORS_LM75 dependencies to eliminate build errors

10 years agoMerge branch 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg...
Linus Torvalds [Sun, 2 Feb 2014 19:30:08 +0000 (11:30 -0800)]
Merge branch 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux

Pull SLAB changes from Pekka Enberg:
 "Random bug fixes that have accumulated in my inbox over the past few
  months"

* 'slab/next' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux:
  mm: Fix warning on make htmldocs caused by slab.c
  mm: slub: work around unneeded lockdep warning
  mm: sl[uo]b: fix misleading comments
  slub: Fix possible format string bug.
  slub: use lockdep_assert_held
  slub: Fix calculation of cpu slabs
  slab.h: remove duplicate kmalloc declaration and fix kernel-doc warnings

10 years agoMerge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux
Linus Torvalds [Sun, 2 Feb 2014 19:28:48 +0000 (11:28 -0800)]
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux

Pull turbostat updates from Len Brown.

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux:
  tools/power turbostat: introduce -s to dump counters
  tools/power turbostat: remove unused command line option
  turbostat: Add option to report joules consumed per sample
  turbostat: run on HSX
  turbostat: Add a .gitignore to ignore the compiled turbostat binary
  turbostat: Clean up error handling; disambiguate error messages; use err and errx
  turbostat: Factor out common function to open file and exit on failure
  turbostat: Add a helper to parse a single int out of a file
  turbostat: Check return value of fscanf
  turbostat: Use GCC's CPUID functions to support PIC
  turbostat: Don't attempt to printf an off_t with %zx
  turbostat: Don't put unprocessed uapi headers in the include path

10 years agoMerge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm...
Linus Torvalds [Sun, 2 Feb 2014 19:11:06 +0000 (11:11 -0800)]
Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "Here's a set of patches for (hopefully) -rc1.  Some of them are fixes,
  but a good number of them also do things such as enable new drivers in
  the defconfigs for platforms that have such devices, increases
  coverage of the multiplatform defconfig and some DTS changes that
  plumbs up some of the devices that now have bindings and driver
  support.

  The commit dates are recent; we've mostly collected these fixes in the
  last few days but I also had to rebuild the branch yesterday to sort
  out some internal conflicts which reset the timestamps.  The changes
  should have been tested by each platform maintainer already (and few
  of them have cross-platform impact) so I'm personally not too
  concerned by it at this time"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (23 commits)
  ARM: multi_v7_defconfig: remove redundant entries and re-enable TI_EDMA
  ARM: multi_v7_defconfig: add mvebu drivers
  clocksource: kona: Add basic use of external clock
  drivers: bus: fix CCI driver kcalloc call parameters swap
  ARM: dts: bcm28155-ap: Fix Card Detection GPIO
  ARM: multi_v7_defconfig: Select CONFIG_AT803X_PHY
  ARM: keystone: config: fix build warning when CONFIG_DMADEVICES is not set
  MAINTAINERS: ARM: SiRF: use regex patterns to involve all SiRF drivers
  ARM: dts: zynq: Add SDHCI nodes
  ARM: hisi: don't select SMP
  ARM: tegra: rebuild tegra_defconfig to add DEBUG_FS
  ARM: multi_v7: copy most options from tegra_defconfig
  ARM: iop32x: fix power off handling for the EM7210 board
  ARM: integrator: restore static map on the CP
  ARM: msm_defconfig: Enable MSM clock drivers
  ARM: dts: msm: Add clock controller nodes and hook into uart
  ARM: OMAP4+: move errata initialization to omap4_pm_init_early
  ARM: OMAP4460: cpuidle: Extend PM_OMAP4_ROM_SMP_BOOT_ERRATUM_GICD on cpuidle
  ARM: mvebu: fix compilation warning on Armada 370 (i.e. non-SMP)
  ARM: shmobile: r8a7790.dtsi: ficx i2c[0-3] clock reference
  ...

10 years agohwmon: Fix SENSORS_TMP102 dependencies to eliminate build errors
Jean Delvare [Sun, 2 Feb 2014 16:59:07 +0000 (17:59 +0100)]
hwmon: Fix SENSORS_TMP102 dependencies to eliminate build errors

Similar to what was done for the lm75 driver.

Add depends on THERMAL since that is what provides the
register/unregister functions above, but only if THERMAL_OF was
selected as this is an optional feature of the driver.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Eduardo Valentin <eduardo.valentin@ti.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
10 years agohwmon: Fix SENSORS_LM75 dependencies to eliminate build errors
Jean Delvare [Sun, 2 Feb 2014 16:59:07 +0000 (17:59 +0100)]
hwmon: Fix SENSORS_LM75 dependencies to eliminate build errors

Based on an earlier attempt by Randy Dunlap.

Fix SENSORS_LM75 dependencies to eliminate build errors:

drivers/built-in.o: In function `lm75_remove':
lm75.c:(.text+0x12bd8c): undefined reference to `thermal_zone_of_sensor_unregister'
drivers/built-in.o: In function `lm75_probe':
lm75.c:(.text+0x12c123): undefined reference to `thermal_zone_of_sensor_register'

Add depends on THERMAL since that is what provides the
register/unregister functions above, but only if THERMAL_OF was
selected as this is an optional feature of the driver.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Eduardo Valentin <eduardo.valentin@ti.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
10 years agotools/power turbostat: introduce -s to dump counters
Andy Shevchenko [Thu, 23 Jan 2014 15:13:15 +0000 (17:13 +0200)]
tools/power turbostat: introduce -s to dump counters

The new option allows just run turbostat and get dump of counter values. It's
useful when we have something more than one program to test.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
10 years agotools/power turbostat: remove unused command line option
Andy Shevchenko [Thu, 23 Jan 2014 15:13:14 +0000 (17:13 +0200)]
tools/power turbostat: remove unused command line option

The -s is not used, let's remove it, and update quick help accordingly.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
10 years agoMerge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Linus Torvalds [Sat, 1 Feb 2014 19:03:16 +0000 (11:03 -0800)]
Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild

Pull misc kbuild changes from Michal Marek:
 "The non-critical part of kbuild is small this time:
   - Three fixes for make deb-pkg
   - A new coccinelle check

  One of the deb-pkg fixes is a leftover from the last merge window,
  hence the merge commit"

* 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild:
  deb-pkg: Fix building for MIPS big-endian or ARM OABI
  deb-pkg: Fix cross-building linux-headers package
  scripts: Coccinelle script for pm_runtime_* return checks with IS_ERR_VALUE
  deb-pkg: Inhibit initramfs builders if CONFIG_BLK_DEV_INITRD is not set

10 years agoafs: proc cells and rootcell are writeable
Pali Rohár [Tue, 28 Jan 2014 20:26:44 +0000 (20:26 +0000)]
afs: proc cells and rootcell are writeable

Both proc files are writeable and used for configuring cells. But
there is missing correct mode flag for writeable files. Without
this patch both proc files are read only.

[ It turns out they aren't really read-only, since root can write to
  them even if the write bit isn't set due to CAP_DAC_OVERRIDE ]

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
10 years agotile: remove compat_sys_lookup_dcookie declaration to fix compile error
Heiko Carstens [Fri, 31 Jan 2014 06:50:36 +0000 (07:50 +0100)]
tile: remove compat_sys_lookup_dcookie declaration to fix compile error

With commit d8d14bd09cdd ("fs/compat: fix lookup_dcookie() parameter
handling") I changed the type of the len parameter of the
lookup_dcookie() syscall.

However I missed that there was still a stale declaration in
arch/tile/..  which now causes a compile error on tile:

  In file included from fs/dcookies.c:28:0:
  include/linux/compat.h:425:17: error: conflicting types for 'compat_sys_lookup_dcookie'
  fs/dcookies.c:207:1: error: conflicting types for 'compat_sys_lookup_dcookie'

Simply remove the declaration in the tile architecture, which is only a
leftover from before the different compat lookup_dcookie() versions have
been merged.  The correct declaration is now in include/linux/compat.h

The build error was reported by Fenguang's build bot.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
10 years agoMerge branch 'for-linus' of git://git.samba.org/sfrench/cifs-2.6
Linus Torvalds [Sat, 1 Feb 2014 18:52:45 +0000 (10:52 -0800)]
Merge branch 'for-linus' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs fixes from Steve French:
 "A set of cifs fixes (mostly for symlinks, and SMB2 xattrs) and
  cleanups"

* 'for-linus' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: Fix check for regular file in couldbe_mf_symlink()
  [CIFS] Fix SMB2 mounts so they don't try to set or get xattrs via cifs
  CIFS: Cleanup cifs open codepath
  CIFS: Remove extra indentation in cifs_sfu_type
  CIFS: Cleanup cifs_mknod
  CIFS: Cleanup CIFSSMBOpen
  cifs: Add support for follow_link on dfs shares under posix extensions
  cifs: move unix extension call to cifs_query_symlink()
  cifs: Re-order M-F Symlink code
  cifs: Add create MFSymlinks to protocol ops struct
  cifs: use protocol specific call for query_mf_symlink()
  cifs: Rename MF symlink function names
  cifs: Rename and cleanup open_query_close_cifs_symlink()
  cifs: Fix memory leak in cifs_hardlink()

10 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Linus Torvalds [Sat, 1 Feb 2014 18:43:45 +0000 (10:43 -0800)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull vfs fixes from Al Viro:
 "Several obvious fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  Fix mountpoint reference leakage in linkat
  hfsplus: use xattr handlers for removexattr
  Typo in compat_sys_lseek() declaration
  fs/super.c: sync ro remount after blocking writers
  vfs: unexport the getname() symbol

10 years agoMerge tag 'staging-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
Linus Torvalds [Sat, 1 Feb 2014 18:29:59 +0000 (10:29 -0800)]
Merge tag 'staging-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull rtl8812ae staging wireless driver from Greg KH:
 "Here's a single staging driver for a wireless chipset that has shown
  up in the SteamBox hardware.  It is merged separately from the "main"
  staging pull request to sync up with the wireless api changes that
  came in from the networking tree.

  It's self-contained and works for me and others.  Larry will be
  replacing it with a "real" driver for 3.15, but for now this one is
  needed"

* tag 'staging-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: r8821ae: Enable build by reverting BROKEN marking
  staging: r8821ae: Fix build problems
  Staging: rtl8812ae: disable due to build errors
  Staging: rtl8821ae: add TODO file
  Staging: rtl8821ae: removed unused functions and variables
  Staging: rtl8821ae: rc.c: fix up function prototypes
  Staging: rtl8812ae: Add Realtek 8821 PCI WIFI driver

10 years agoRevert "PCI: Remove from bus_list and release resources in pci_release_dev()"
Rafael J. Wysocki [Sat, 1 Feb 2014 14:38:29 +0000 (15:38 +0100)]
Revert "PCI: Remove from bus_list and release resources in pci_release_dev()"

Revert commit ef83b0781a73 "PCI: Remove from bus_list and release
resources in pci_release_dev()" that made some nasty race conditions
become possible.  For example, if a Thunderbolt link is unplugged
and then replugged immediately, the pci_release_dev() resulting from
the hot-remove code path may be racing with the hot-add code path
which after that commit causes various kinds of breakage to happen
(up to and including a hard crash of the whole system).

Moreover, the problem that commit ef83b0781a73 attempted to address
cannot happen any more after commit 8a4c5c329de7 "PCI: Check parent
kobject in pci_destroy_dev()", because pci_destroy_dev() will now
return immediately if it has already been executed for the given
device.

Note, however, that the invocation of msi_remove_pci_irq_vectors()
removed by commit ef83b0781a73 from pci_free_resources() along with
the other changes made by it is not added back because of subsequent
code changes depending on that modification.

Fixes: ef83b0781a73 (PCI: Remove from bus_list and release resources in pci_release_dev())
Reported-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
10 years agoARM: multi_v7_defconfig: remove redundant entries and re-enable TI_EDMA
Olof Johansson [Fri, 31 Jan 2014 23:21:08 +0000 (15:21 -0800)]
ARM: multi_v7_defconfig: remove redundant entries and re-enable TI_EDMA

TI_EDMA fell out of automatically selected options in the multi_v7
defconfig due to a select being removed from the davinci Kconfig entry. So
we need to re-enable explicitly to not regress some platforms.

The rest is just the result of running 'make multi_v7_defconfig + make
savedefconfig' to remove entries that are no longer needed due to changed
dependencies/selects or defaults.

Signed-off-by: Olof Johansson <olof@lixom.net>
10 years agoARM: multi_v7_defconfig: add mvebu drivers
Olof Johansson [Fri, 31 Jan 2014 23:20:07 +0000 (15:20 -0800)]
ARM: multi_v7_defconfig: add mvebu drivers

Recent boot farm testing has highlighted some issues with mvebu and
multiplatform kernels.  Increase the test coverage so we can discover
these issues earlier.

Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Signed-off-by: Olof Johansson <olof@lixom.net>
10 years agoclocksource: kona: Add basic use of external clock
Tim Kryger [Thu, 5 Dec 2013 19:20:43 +0000 (11:20 -0800)]
clocksource: kona: Add basic use of external clock

When an clock is specified in the device tree, enable it and use it to
determine the external clock frequency.

Signed-off-by: Tim Kryger <tim.kryger@linaro.org>
Reviewed-by: Markus Mayer <markus.mayer@linaro.org>
Reviewed-by: Matt Porter <matt.porter@linaro.org>
Reviewed-by: Christian Daudt <bcm@fixthebug.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Christian Daudt <bcm@fixthebug.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
10 years agoMerge tag 'nfs-for-3.14-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Linus Torvalds [Fri, 31 Jan 2014 23:39:07 +0000 (15:39 -0800)]
Merge tag 'nfs-for-3.14-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 "Highlights:

   - Fix several races in nfs_revalidate_mapping
   - NFSv4.1 slot leakage in the pNFS files driver
   - Stable fix for a slot leak in nfs40_sequence_done
   - Don't reject NFSv4 servers that support ACLs with only ALLOW aces"

* tag 'nfs-for-3.14-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  nfs: initialize the ACL support bits to zero.
  NFSv4.1: Cleanup
  NFSv4.1: Clean up nfs41_sequence_done
  NFSv4: Fix a slot leak in nfs40_sequence_done
  NFSv4.1 free slot before resending I/O to MDS
  nfs: add memory barriers around NFS_INO_INVALID_DATA and NFS_INO_INVALIDATING
  NFS: Fix races in nfs_revalidate_mapping
  sunrpc: turn warn_gssd() log message into a dprintk()
  NFS: fix the handling of NFS_INO_INVALID_DATA flag in nfs_revalidate_mapping
  nfs: handle servers that support only ALLOW ACE type.

10 years agoMerge tag 'sound-fix-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai...
Linus Torvalds [Fri, 31 Jan 2014 23:38:09 +0000 (15:38 -0800)]
Merge tag 'sound-fix-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "The big chunks here are the updates for oxygen driver for Xonar DG
  devices, which were slipped from the previous pull request.  They are
  device-specific and thus not too dangerous.

  Other than that, all patches are small bug fixes, mainly for Samsung
  build fixes, a few HD-audio enhancements, and other misc ASoC fixes.
  (And this time ASoC merge is less than Octopus, lucky seven :)"

* tag 'sound-fix-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (42 commits)
  ALSA: hda/hdmi - allow PIN_OUT to be dynamically enabled
  ALSA: hda - add headset mic detect quirks for another Dell laptop
  ALSA: oxygen: Xonar DG(X): cleanup and minor changes
  ALSA: oxygen: Xonar DG(X): modify high-pass filter control
  ALSA: oxygen: Xonar DG(X): modify input select functions
  ALSA: oxygen: Xonar DG(X): modify capture volume functions
  ALSA: oxygen: Xonar DG(X): use headphone volume control
  ALSA: oxygen: Xonar DG(X): modify playback output select
  ALSA: oxygen: Xonar DG(X): capture from I2S channel 1, not 2
  ALSA: oxygen: Xonar DG(X): move the mixer code into another file
  ALSA: oxygen: modify CS4245 register dumping function
  ALSA: oxygen: modify adjust_dg_dac_routing function
  ALSA: oxygen: Xonar DG(X): modify DAC/ADC parameters function
  ALSA: oxygen: Xonar DG(X): modify initialization functions
  ALSA: oxygen: Xonar DG(X): add new CS4245 SPI functions
  ALSA: oxygen: additional definitions for the Xonar DG/DGX card
  ALSA: oxygen: change description of the xonar_dg.c file
  ALSA: oxygen: export oxygen_update_dac_routing symbol
  ALSA: oxygen: add mute mask for the OXYGEN_PLAY_ROUTING register
  ALSA: oxygen: modify the SPI writing function
  ...