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Commit 6c0b43df authored by Joerg Roedel's avatar Joerg Roedel
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Merge branches 'arm/io-pgtable', 'arm/rockchip', 'arm/omap', 'x86/vt-d',...

Merge branches 'arm/io-pgtable', 'arm/rockchip', 'arm/omap', 'x86/vt-d', 'ppc/pamu', 'core' and 'x86/amd' into next
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+5 −0
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@@ -48,6 +48,9 @@ Felix Kuhling <fxkuehl@gmx.de>
Felix Moeller <felix@derklecks.de>
Filipe Lautert <filipe@icewall.org>
Franck Bui-Huu <vagabon.xyz@gmail.com>
Frank Rowand <frowand.list@gmail.com> <frowand@mvista.com>
Frank Rowand <frowand.list@gmail.com> <frank.rowand@am.sony.com>
Frank Rowand <frowand.list@gmail.com> <frank.rowand@sonymobile.com>
Frank Zago <fzago@systemfabricworks.com>
Greg Kroah-Hartman <greg@echidna.(none)>
Greg Kroah-Hartman <gregkh@suse.de>
@@ -66,6 +69,7 @@ Jean Tourrilhes <jt@hpl.hp.com>
Jeff Garzik <jgarzik@pretzel.yyz.us>
Jens Axboe <axboe@suse.de>
Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
John Stultz <johnstul@us.ibm.com>
<josh@joshtriplett.org> <josh@freedesktop.org>
<josh@joshtriplett.org> <josh@kernel.org>
@@ -79,6 +83,7 @@ Kay Sievers <kay.sievers@vrfy.org>
Kenneth W Chen <kenneth.w.chen@intel.com>
Konstantin Khlebnikov <koct9i@gmail.com> <k.khlebnikov@samsung.com>
Koushik <raghavendra.koushik@neterion.com>
Krzysztof Kozlowski <krzk@kernel.org> <k.kozlowski.k@gmail.com>
Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Leonid I Ananiev <leonid.i.ananiev@intel.com>
Linas Vepstas <linas@austin.ibm.com>
+12 −17
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What:		/sys/devices/platform/<i2c-demux-name>/cur_master
What:		/sys/devices/platform/<i2c-demux-name>/available_masters
Date:		January 2016
KernelVersion:	4.6
Contact:	Wolfram Sang <wsa@the-dreams.de>
Description:
		Reading the file will give you a list of masters which can be
		selected for a demultiplexed bus. The format is
		"<index>:<name>". Example from a Renesas Lager board:

This file selects the active I2C master for a demultiplexed bus.
		0:/i2c@e6500000 1:/i2c@e6508000

Write 0 there for the first master, 1 for the second etc. Reading the file will
give you a list with the active master marked. Example from a Renesas Lager
board:

root@Lager:~# cat /sys/devices/platform/i2c@8/cur_master
* 0 - /i2c@9
  1 - /i2c@e6520000
  2 - /i2c@e6530000

root@Lager:~# echo 2 > /sys/devices/platform/i2c@8/cur_master

root@Lager:~# cat /sys/devices/platform/i2c@8/cur_master
  0 - /i2c@9
  1 - /i2c@e6520000
* 2 - /i2c@e6530000
What:		/sys/devices/platform/<i2c-demux-name>/current_master
Date:		January 2016
KernelVersion:	4.6
Contact:	Wolfram Sang <wsa@the-dreams.de>
Description:
		This file selects/shows the active I2C master for a demultiplexed
		bus. It uses the <index> value from the file 'available_masters'.
+2 −0
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@@ -53,7 +53,9 @@ stable kernels.
| ARM            | Cortex-A57      | #832075         | ARM64_ERRATUM_832075    |
| ARM            | Cortex-A57      | #852523         | N/A                     |
| ARM            | Cortex-A57      | #834220         | ARM64_ERRATUM_834220    |
| ARM            | MMU-500         | #841119,#826419 | N/A                     |
|                |                 |                 |                         |
| Cavium         | ThunderX ITS    | #22375, #24313  | CAVIUM_ERRATUM_22375    |
| Cavium         | ThunderX GICv3  | #23154          | CAVIUM_ERRATUM_23154    |
| Cavium         | ThunderX Core   | #27456          | CAVIUM_ERRATUM_27456    |
| Cavium         | ThunderX SMMUv2 | #27704          | N/A		       |
+0 −1
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@@ -192,7 +192,6 @@ nodes to be present and contain the properties described below.
			  can be one of:
			    "allwinner,sun6i-a31"
			    "allwinner,sun8i-a23"
			    "arm,psci"
			    "arm,realview-smp"
			    "brcm,bcm-nsp-smp"
			    "brcm,brahma-b15"
+4 −0
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@@ -32,6 +32,10 @@ Optional properties:
- target-supply     : regulator for SATA target power
- phys              : reference to the SATA PHY node
- phy-names         : must be "sata-phy"
- ports-implemented : Mask that indicates which ports that the HBA supports
		      are available for software to use. Useful if PORTS_IMPL
		      is not programmed by the BIOS, which is true with
		      some embedded SOC's.

Required properties when using sub-nodes:
- #address-cells    : number of cells to encode an address
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