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Linux 3.12-rc3 

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Merge tag 'v3.12-rc3' into timers/core

Merge Linux 3.12-rc3 - refresh the tree with the latest fixes before merging new bits.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2013-10-03 07:52:21 +02:00
Родитель 389e067032 15c03dd485
Коммит 6c09f6d830
666 изменённых файлов: 6408 добавлений и 3521 удалений
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3
CREDITS
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@ -2808,8 +2808,7 @@ S: Ottawa, Ontario
S: Canada K2P 0X8
N: Mikael Pettersson
E: mikpe@it.uu.se
W: http://user.it.uu.se/~mikpe/linux/
E: mikpelinux@gmail.com
D: Miscellaneous fixes
N: Reed H. Petty

14
Documentation/arm64/tagged-pointers.txt
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@ -18,17 +18,17 @@ this byte for application use, with the following caveats:
parameters containing user virtual addresses *must* have
their top byte cleared before trapping to the kernel.
(2) Tags are not guaranteed to be preserved when delivering
signals. This means that signal handlers in applications
making use of tags cannot rely on the tag information for
user virtual addresses being maintained for fields inside
siginfo_t. One exception to this rule is for signals raised
in response to debug exceptions, where the tag information
(2) Non-zero tags are not preserved when delivering signals.
This means that signal handlers in applications making use
of tags cannot rely on the tag information for user virtual
addresses being maintained for fields inside siginfo_t.
One exception to this rule is for signals raised in response
to watchpoint debug exceptions, where the tag information
will be preserved.
(3) Special care should be taken when using tagged pointers,
since it is likely that C compilers will not hazard two
addresses differing only in the upper bits.
virtual addresses differing only in the upper byte.
The architecture prevents the use of a tagged PC, so the upper byte will
be set to a sign-extension of bit 55 on exception return.

10
Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
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@ -1,11 +1,11 @@
* Samsung Exynos specific extensions to the Synopsis Designware Mobile
* Samsung Exynos specific extensions to the Synopsys Designware Mobile
Storage Host Controller
The Synopsis designware mobile storage host controller is used to interface
The Synopsys designware mobile storage host controller is used to interface
a SoC with storage medium such as eMMC or SD/MMC cards. This file documents
differences between the core Synopsis dw mshc controller properties described
by synopsis-dw-mshc.txt and the properties used by the Samsung Exynos specific
extensions to the Synopsis Designware Mobile Storage Host Controller.
differences between the core Synopsys dw mshc controller properties described
by synopsys-dw-mshc.txt and the properties used by the Samsung Exynos specific
extensions to the Synopsys Designware Mobile Storage Host Controller.
Required Properties:

10
Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.txt
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@ -1,11 +1,11 @@
* Rockchip specific extensions to the Synopsis Designware Mobile
* Rockchip specific extensions to the Synopsys Designware Mobile
Storage Host Controller
The Synopsis designware mobile storage host controller is used to interface
The Synopsys designware mobile storage host controller is used to interface
a SoC with storage medium such as eMMC or SD/MMC cards. This file documents
differences between the core Synopsis dw mshc controller properties described
by synopsis-dw-mshc.txt and the properties used by the Rockchip specific
extensions to the Synopsis Designware Mobile Storage Host Controller.
differences between the core Synopsys dw mshc controller properties described
by synopsys-dw-mshc.txt and the properties used by the Rockchip specific
extensions to the Synopsys Designware Mobile Storage Host Controller.
Required Properties:

8
Documentation/devicetree/bindings/mmc/synopsis-dw-mshc.txt → Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
Просмотреть файл

@ -1,14 +1,14 @@
* Synopsis Designware Mobile Storage Host Controller
* Synopsys Designware Mobile Storage Host Controller
The Synopsis designware mobile storage host controller is used to interface
The Synopsys designware mobile storage host controller is used to interface
a SoC with storage medium such as eMMC or SD/MMC cards. This file documents
differences between the core mmc properties described by mmc.txt and the
properties used by the Synopsis Designware Mobile Storage Host Controller.
properties used by the Synopsys Designware Mobile Storage Host Controller.
Required Properties:
* compatible: should be
- snps,dw-mshc: for controllers compliant with synopsis dw-mshc.
- snps,dw-mshc: for controllers compliant with synopsys dw-mshc.
* #address-cells: should be 1.
* #size-cells: should be 0.

2
Documentation/devicetree/bindings/pci/designware-pcie.txt
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@ -1,4 +1,4 @@
* Synopsis Designware PCIe interface
* Synopsys Designware PCIe interface
Required properties:
- compatible: should contain "snps,dw-pcie" to identify the

0
Documentation/devicetree/bindings/tty/serial/qca,ar9330-uart.txt → Documentation/devicetree/bindings/serial/qca,ar9330-uart.txt
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14
Documentation/filesystems/vfs.txt
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@ -359,11 +359,9 @@ struct inode_operations {
ssize_t (*listxattr) (struct dentry *, char *, size_t);
int (*removexattr) (struct dentry *, const char *);
void (*update_time)(struct inode *, struct timespec *, int);
int (*atomic_open)(struct inode *, struct dentry *,
int (*atomic_open)(struct inode *, struct dentry *, struct file *,
unsigned open_flag, umode_t create_mode, int *opened);
int (*tmpfile) (struct inode *, struct dentry *, umode_t);
} ____cacheline_aligned;
struct file *, unsigned open_flag,
umode_t create_mode, int *opened);
};
Again, all methods are called without any locks being held, unless
@ -470,9 +468,11 @@ otherwise noted.
method the filesystem can look up, possibly create and open the file in
one atomic operation. If it cannot perform this (e.g. the file type
turned out to be wrong) it may signal this by returning 1 instead of
usual 0 or -ve . This method is only called if the last
component is negative or needs lookup. Cached positive dentries are
still handled by f_op->open().
usual 0 or -ve . This method is only called if the last component is
negative or needs lookup. Cached positive dentries are still handled by
f_op->open(). If the file was created, the FILE_CREATED flag should be
set in "opened". In case of O_EXCL the method must only succeed if the
file didn't exist and hence FILE_CREATED shall always be set on success.
tmpfile: called in the end of O_TMPFILE open(). Optional, equivalent to
atomically creating, opening and unlinking a file in given directory.

4
Documentation/kernel-parameters.txt
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@ -3485,6 +3485,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
the unplug protocol
never -- do not unplug even if version check succeeds
xen_nopvspin [X86,XEN]
Disables the ticketlock slowpath using Xen PV
optimizations.
xirc2ps_cs= [NET,PCMCIA]
Format:
<irq>,<irq_mask>,<io>,<full_duplex>,<do_sound>,<lockup_hack>[,<irq2>[,<irq3>[,<irq4>]]]

6
Documentation/networking/bonding.txt
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@ -1362,6 +1362,12 @@ To add ARP targets:
To remove an ARP target:
# echo -192.168.0.100 > /sys/class/net/bond0/bonding/arp_ip_target
To configure the interval between learning packet transmits:
# echo 12 > /sys/class/net/bond0/bonding/lp_interval
NOTE: the lp_inteval is the number of seconds between instances where
the bonding driver sends learning packets to each slaves peer switch. The
default interval is 1 second.
Example Configuration
---------------------
We begin with the same example that is shown in section 3.3,

4
Documentation/scheduler/sched-design-CFS.txt
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@ -66,9 +66,7 @@ rq->cfs.load value, which is the sum of the weights of the tasks queued on the
runqueue.
CFS maintains a time-ordered rbtree, where all runnable tasks are sorted by the
p->se.vruntime key (there is a subtraction using rq->cfs.min_vruntime to
account for possible wraparounds). CFS picks the "leftmost" task from this
tree and sticks to it.
p->se.vruntime key. CFS picks the "leftmost" task from this tree and sticks to it.
As the system progresses forwards, the executed tasks are put into the tree
more and more to the right --- slowly but surely giving a chance for every task
to become the "leftmost task" and thus get on the CPU within a deterministic

6
Documentation/sound/alsa/HD-Audio-Models.txt
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@ -296,6 +296,12 @@ Cirrus Logic CS4206/4207
imac27 IMac 27 Inch
auto BIOS setup (default)
Cirrus Logic CS4208
===================
mba6 MacBook Air 6,1 and 6,2
gpio0 Enable GPIO 0 amp
auto BIOS setup (default)
VIA VT17xx/VT18xx/VT20xx
========================
auto BIOS setup (default)

20
MAINTAINERS
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@ -1812,7 +1812,8 @@ S: Supported
F: drivers/net/ethernet/broadcom/bnx2x/
BROADCOM BCM281XX/BCM11XXX ARM ARCHITECTURE
M: Christian Daudt <csd@broadcom.com>
M: Christian Daudt <bcm@fixthebug.org>
L: bcm-kernel-feedback-list@broadcom.com
T: git git://git.github.com/broadcom/bcm11351
S: Maintained
F: arch/arm/mach-bcm/
@ -2639,6 +2640,18 @@ F: include/linux/device-mapper.h
F: include/linux/dm-*.h
F: include/uapi/linux/dm-*.h
DIGI NEO AND CLASSIC PCI PRODUCTS
M: Lidza Louina <lidza.louina@gmail.com>
L: driverdev-devel@linuxdriverproject.org
S: Maintained
F: drivers/staging/dgnc/
DIGI EPCA PCI PRODUCTS
M: Lidza Louina <lidza.louina@gmail.com>
L: driverdev-devel@linuxdriverproject.org
S: Maintained
F: drivers/staging/dgap/
DIOLAN U2C-12 I2C DRIVER
M: Guenter Roeck <linux@roeck-us.net>
L: linux-i2c@vger.kernel.org
@ -6595,7 +6608,7 @@ S: Obsolete
F: drivers/net/wireless/prism54/
PROMISE SATA TX2/TX4 CONTROLLER LIBATA DRIVER
M: Mikael Pettersson <mikpe@it.uu.se>
M: Mikael Pettersson <mikpelinux@gmail.com>
L: linux-ide@vger.kernel.org
S: Maintained
F: drivers/ata/sata_promise.*
@ -8724,9 +8737,8 @@ F: Documentation/hid/hiddev.txt
F: drivers/hid/usbhid/
USB/IP DRIVERS
M: Matt Mooney <mfm@muteddisk.com>
L: linux-usb@vger.kernel.org
S: Maintained
S: Orphan
F: drivers/staging/usbip/
USB ISP116X DRIVER

2
Makefile
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@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 12
SUBLEVEL = 0
EXTRAVERSION = -rc1
EXTRAVERSION = -rc3
NAME = One Giant Leap for Frogkind
# *DOCUMENTATION*

3
arch/Kconfig
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@ -286,9 +286,6 @@ config HAVE_PERF_USER_STACK_DUMP
config HAVE_ARCH_JUMP_LABEL
bool
config HAVE_ARCH_MUTEX_CPU_RELAX
bool
config HAVE_RCU_TABLE_FREE
bool

3
arch/arm/Kconfig
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@ -2217,8 +2217,7 @@ config NEON
config KERNEL_MODE_NEON
bool "Support for NEON in kernel mode"
default n
depends on NEON
depends on NEON && AEABI
help
Say Y to include support for NEON in kernel mode.

1
arch/arm/boot/dts/Makefile
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@ -183,6 +183,7 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
am335x-evm.dtb \
am335x-evmsk.dtb \
am335x-bone.dtb \
am335x-boneblack.dtb \
am3517-evm.dtb \
am3517_mt_ventoux.dtb \
am43x-epos-evm.dtb

262
arch/arm/boot/dts/am335x-bone-common.dtsi Normal file
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@ -0,0 +1,262 @@
/*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/ {
model = "TI AM335x BeagleBone";
compatible = "ti,am335x-bone", "ti,am33xx";
cpus {
cpu@0 {
cpu0-supply = <&dcdc2_reg>;
};
};
memory {
device_type = "memory";
reg = <0x80000000 0x10000000>; /* 256 MB */
};
am33xx_pinmux: pinmux@44e10800 {
pinctrl-names = "default";
pinctrl-0 = <&clkout2_pin>;
user_leds_s0: user_leds_s0 {
pinctrl-single,pins = <
0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */
0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a6.gpio1_22 */
0x5c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a7.gpio1_23 */
0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a8.gpio1_24 */
>;
};
i2c0_pins: pinmux_i2c0_pins {
pinctrl-single,pins = <
0x188 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */
0x18c (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */
>;
};
uart0_pins: pinmux_uart0_pins {
pinctrl-single,pins = <
0x170 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */
0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
>;
};
clkout2_pin: pinmux_clkout2_pin {
pinctrl-single,pins = <
0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */
>;
};
cpsw_default: cpsw_default {
pinctrl-single,pins = <
/* Slave 1 */
0x110 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxerr.mii1_rxerr */
0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txen.mii1_txen */
0x118 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxdv.mii1_rxdv */
0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd3.mii1_txd3 */
0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd2.mii1_txd2 */
0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd1.mii1_txd1 */
0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd0.mii1_txd0 */
0x12c (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_txclk.mii1_txclk */
0x130 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxclk.mii1_rxclk */
0x134 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd3.mii1_rxd3 */
0x138 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd2.mii1_rxd2 */
0x13c (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd1.mii1_rxd1 */
0x140 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd0.mii1_rxd0 */
>;
};
cpsw_sleep: cpsw_sleep {
pinctrl-single,pins = <
/* Slave 1 reset value */
0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
davinci_mdio_default: davinci_mdio_default {
pinctrl-single,pins = <
/* MDIO */
0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
>;
};
davinci_mdio_sleep: davinci_mdio_sleep {
pinctrl-single,pins = <
/* MDIO reset value */
0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
};
ocp {
uart0: serial@44e09000 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
musb: usb@47400000 {
status = "okay";
control@44e10000 {
status = "okay";
};
usb-phy@47401300 {
status = "okay";
};
usb-phy@47401b00 {
status = "okay";
};
usb@47401000 {
status = "okay";
};
usb@47401800 {
status = "okay";
dr_mode = "host";
};
dma-controller@07402000 {
status = "okay";
};
};
i2c0: i2c@44e0b000 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
status = "okay";
clock-frequency = <400000>;
tps: tps@24 {
reg = <0x24>;
};
};
};
leds {
pinctrl-names = "default";
pinctrl-0 = <&user_leds_s0>;
compatible = "gpio-leds";
led@2 {
label = "beaglebone:green:heartbeat";
gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
default-state = "off";
};
led@3 {
label = "beaglebone:green:mmc0";
gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc0";
default-state = "off";
};
led@4 {
label = "beaglebone:green:usr2";
gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
led@5 {
label = "beaglebone:green:usr3";
gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
};
/include/ "tps65217.dtsi"
&tps {
regulators {
dcdc1_reg: regulator@0 {
regulator-always-on;
};
dcdc2_reg: regulator@1 {
/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
regulator-name = "vdd_mpu";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1325000>;
regulator-boot-on;
regulator-always-on;
};
dcdc3_reg: regulator@2 {
/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
regulator-name = "vdd_core";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1150000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: regulator@3 {
regulator-always-on;
};
ldo2_reg: regulator@4 {
regulator-always-on;
};
ldo3_reg: regulator@5 {
regulator-always-on;
};
ldo4_reg: regulator@6 {
regulator-always-on;
};
};
};
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
phy-mode = "mii";
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
phy-mode = "mii";
};
&mac {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&cpsw_default>;
pinctrl-1 = <&cpsw_sleep>;
};
&davinci_mdio {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&davinci_mdio_default>;
pinctrl-1 = <&davinci_mdio_sleep>;
};

256
arch/arm/boot/dts/am335x-bone.dts
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@ -8,258 +8,4 @@
/dts-v1/;
#include "am33xx.dtsi"
/ {
model = "TI AM335x BeagleBone";
compatible = "ti,am335x-bone", "ti,am33xx";
cpus {
cpu@0 {
cpu0-supply = <&dcdc2_reg>;
};
};
memory {
device_type = "memory";
reg = <0x80000000 0x10000000>; /* 256 MB */
};
am33xx_pinmux: pinmux@44e10800 {
pinctrl-names = "default";
pinctrl-0 = <&clkout2_pin>;
user_leds_s0: user_leds_s0 {
pinctrl-single,pins = <
0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */
0x58 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a6.gpio1_22 */
0x5c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a7.gpio1_23 */
0x60 (PIN_OUTPUT_PULLUP | MUX_MODE7) /* gpmc_a8.gpio1_24 */
>;
};
i2c0_pins: pinmux_i2c0_pins {
pinctrl-single,pins = <
0x188 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_sda.i2c0_sda */
0x18c (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c0_scl.i2c0_scl */
>;
};
uart0_pins: pinmux_uart0_pins {
pinctrl-single,pins = <
0x170 (PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */
0x174 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* uart0_txd.uart0_txd */
>;
};
clkout2_pin: pinmux_clkout2_pin {
pinctrl-single,pins = <
0x1b4 (PIN_OUTPUT_PULLDOWN | MUX_MODE3) /* xdma_event_intr1.clkout2 */
>;
};
cpsw_default: cpsw_default {
pinctrl-single,pins = <
/* Slave 1 */
0x110 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxerr.mii1_rxerr */
0x114 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txen.mii1_txen */
0x118 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxdv.mii1_rxdv */
0x11c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd3.mii1_txd3 */
0x120 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd2.mii1_txd2 */
0x124 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd1.mii1_txd1 */
0x128 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* mii1_txd0.mii1_txd0 */
0x12c (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_txclk.mii1_txclk */
0x130 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxclk.mii1_rxclk */
0x134 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd3.mii1_rxd3 */
0x138 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd2.mii1_rxd2 */
0x13c (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd1.mii1_rxd1 */
0x140 (PIN_INPUT_PULLUP | MUX_MODE0) /* mii1_rxd0.mii1_rxd0 */
>;
};
cpsw_sleep: cpsw_sleep {
pinctrl-single,pins = <
/* Slave 1 reset value */
0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x114 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x118 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x11c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x120 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x124 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x128 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x12c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x130 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x134 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x138 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x13c (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x140 (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
davinci_mdio_default: davinci_mdio_default {
pinctrl-single,pins = <
/* MDIO */
0x148 (PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
0x14c (PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
>;
};
davinci_mdio_sleep: davinci_mdio_sleep {
pinctrl-single,pins = <
/* MDIO reset value */
0x148 (PIN_INPUT_PULLDOWN | MUX_MODE7)
0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
};
ocp {
uart0: serial@44e09000 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins>;
status = "okay";
};
musb: usb@47400000 {
status = "okay";
control@44e10000 {
status = "okay";
};
usb-phy@47401300 {
status = "okay";
};
usb-phy@47401b00 {
status = "okay";
};
usb@47401000 {
status = "okay";
};
usb@47401800 {
status = "okay";
dr_mode = "host";
};
dma-controller@07402000 {
status = "okay";
};
};
i2c0: i2c@44e0b000 {
pinctrl-names = "default";
pinctrl-0 = <&i2c0_pins>;
status = "okay";
clock-frequency = <400000>;
tps: tps@24 {
reg = <0x24>;
};
};
};
leds {
pinctrl-names = "default";
pinctrl-0 = <&user_leds_s0>;
compatible = "gpio-leds";
led@2 {
label = "beaglebone:green:heartbeat";
gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
default-state = "off";
};
led@3 {
label = "beaglebone:green:mmc0";
gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc0";
default-state = "off";
};
led@4 {
label = "beaglebone:green:usr2";
gpios = <&gpio1 23 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
led@5 {
label = "beaglebone:green:usr3";
gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
};
/include/ "tps65217.dtsi"
&tps {
regulators {
dcdc1_reg: regulator@0 {
regulator-always-on;
};
dcdc2_reg: regulator@1 {
/* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
regulator-name = "vdd_mpu";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1325000>;
regulator-boot-on;
regulator-always-on;
};
dcdc3_reg: regulator@2 {
/* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
regulator-name = "vdd_core";
regulator-min-microvolt = <925000>;
regulator-max-microvolt = <1150000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: regulator@3 {
regulator-always-on;
};
ldo2_reg: regulator@4 {
regulator-always-on;
};
ldo3_reg: regulator@5 {
regulator-always-on;
};
ldo4_reg: regulator@6 {
regulator-always-on;
};
};
};
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
phy-mode = "mii";
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
phy-mode = "mii";
};
&mac {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&cpsw_default>;
pinctrl-1 = <&cpsw_sleep>;
};
&davinci_mdio {
pinctrl-names = "default", "sleep";
pinctrl-0 = <&davinci_mdio_default>;
pinctrl-1 = <&davinci_mdio_sleep>;
};
#include "am335x-bone-common.dtsi"

17
arch/arm/boot/dts/am335x-boneblack.dts Normal file
Просмотреть файл

@ -0,0 +1,17 @@
/*
* Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
/dts-v1/;
#include "am33xx.dtsi"
#include "am335x-bone-common.dtsi"
&ldo3_reg {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};

6
arch/arm/boot/dts/imx27.dtsi
Просмотреть файл

@ -187,7 +187,7 @@
compatible = "fsl,imx27-cspi";
reg = <0x1000e000 0x1000>;
interrupts = <16>;
clocks = <&clks 53>, <&clks 53>;
clocks = <&clks 53>, <&clks 60>;
clock-names = "ipg", "per";
status = "disabled";
};
@ -198,7 +198,7 @@
compatible = "fsl,imx27-cspi";
reg = <0x1000f000 0x1000>;
interrupts = <15>;
clocks = <&clks 52>, <&clks 52>;
clocks = <&clks 52>, <&clks 60>;
clock-names = "ipg", "per";
status = "disabled";
};
@ -309,7 +309,7 @@
compatible = "fsl,imx27-cspi";
reg = <0x10017000 0x1000>;
interrupts = <6>;
clocks = <&clks 51>, <&clks 51>;
clocks = <&clks 51>, <&clks 60>;
clock-names = "ipg", "per";
status = "disabled";
};

2
arch/arm/boot/dts/imx51.dtsi
Просмотреть файл

@ -474,7 +474,7 @@
compatible = "fsl,imx51-pata", "fsl,imx27-pata";
reg = <0x83fe0000 0x4000>;
interrupts = <70>;
clocks = <&clks 161>;
clocks = <&clks 172>;
status = "disabled";
};

4
arch/arm/boot/dts/imx6q-pinfunc.h
Просмотреть файл

@ -207,8 +207,8 @@
#define MX6QDL_PAD_EIM_D29__ECSPI4_SS0 0x0c8 0x3dc 0x824 0x2 0x1
#define MX6QDL_PAD_EIM_D29__UART2_RTS_B 0x0c8 0x3dc 0x924 0x4 0x1
#define MX6QDL_PAD_EIM_D29__UART2_CTS_B 0x0c8 0x3dc 0x000 0x4 0x0
#define MX6QDL_PAD_EIM_D29__UART2_DTE_RTS_B 0x0c4 0x3dc 0x000 0x4 0x0
#define MX6QDL_PAD_EIM_D29__UART2_DTE_CTS_B 0x0c4 0x3dc 0x924 0x4 0x1
#define MX6QDL_PAD_EIM_D29__UART2_DTE_RTS_B 0x0c8 0x3dc 0x000 0x4 0x0
#define MX6QDL_PAD_EIM_D29__UART2_DTE_CTS_B 0x0c8 0x3dc 0x924 0x4 0x1
#define MX6QDL_PAD_EIM_D29__GPIO3_IO29 0x0c8 0x3dc 0x000 0x5 0x0
#define MX6QDL_PAD_EIM_D29__IPU2_CSI1_VSYNC 0x0c8 0x3dc 0x8e4 0x6 0x0
#define MX6QDL_PAD_EIM_D29__IPU1_DI0_PIN14 0x0c8 0x3dc 0x000 0x7 0x0

2
arch/arm/boot/dts/omap3-beagle-xm.dts
Просмотреть файл

@ -11,7 +11,7 @@
/ {
model = "TI OMAP3 BeagleBoard xM";
compatible = "ti,omap3-beagle-xm, ti,omap3-beagle", "ti,omap3";
compatible = "ti,omap3-beagle-xm", "ti,omap3-beagle", "ti,omap3";
cpus {
cpu@0 {

14
arch/arm/boot/dts/omap3-igep.dtsi
Просмотреть файл

@ -48,6 +48,15 @@
>;
};
mcbsp2_pins: pinmux_mcbsp2_pins {
pinctrl-single,pins = <
0x10c (PIN_INPUT | MUX_MODE0) /* mcbsp2_fsx.mcbsp2_fsx */
0x10e (PIN_INPUT | MUX_MODE0) /* mcbsp2_clkx.mcbsp2_clkx */
0x110 (PIN_INPUT | MUX_MODE0) /* mcbsp2_dr.mcbsp2.dr */
0x112 (PIN_OUTPUT | MUX_MODE0) /* mcbsp2_dx.mcbsp2_dx */
>;
};
mmc1_pins: pinmux_mmc1_pins {
pinctrl-single,pins = <
0x114 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */
@ -93,6 +102,11 @@
clock-frequency = <400000>;
};
&mcbsp2 {
pinctrl-names = "default";
pinctrl-0 = <&mcbsp2_pins>;
};
&mmc1 {
pinctrl-names = "default";
pinctrl-0 = <&mmc1_pins>;

46
arch/arm/boot/dts/omap4-panda-common.dtsi
Просмотреть файл

@ -107,6 +107,19 @@
*/
clock-frequency = <19200000>;
};
/* regulator for wl12xx on sdio5 */
wl12xx_vmmc: wl12xx_vmmc {
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_gpio>;
compatible = "regulator-fixed";
regulator-name = "vwl1271";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&gpio2 11 0>;
startup-delay-us = <70000>;
enable-active-high;
};
};
&omap4_pmx_wkup {
@ -235,6 +248,33 @@
0x1c (PIN_OUTPUT | MUX_MODE3) /* gpio_wk8 */
>;
};
/*
* wl12xx GPIO outputs for WLAN_EN, BT_EN, FM_EN, BT_WAKEUP
* REVISIT: Are the pull-ups needed for GPIO 48 and 49?
*/
wl12xx_gpio: pinmux_wl12xx_gpio {
pinctrl-single,pins = <
0x26 (PIN_OUTPUT | MUX_MODE3) /* gpmc_a19.gpio_43 */
0x2c (PIN_OUTPUT | MUX_MODE3) /* gpmc_a22.gpio_46 */
0x30 (PIN_OUTPUT_PULLUP | MUX_MODE3) /* gpmc_a24.gpio_48 */
0x32 (PIN_OUTPUT_PULLUP | MUX_MODE3) /* gpmc_a25.gpio_49 */
>;
};
/* wl12xx GPIO inputs and SDIO pins */
wl12xx_pins: pinmux_wl12xx_pins {
pinctrl-single,pins = <
0x38 (PIN_INPUT | MUX_MODE3) /* gpmc_ncs2.gpio_52 */
0x3a (PIN_INPUT | MUX_MODE3) /* gpmc_ncs3.gpio_53 */
0x108 (PIN_OUTPUT | MUX_MODE0) /* sdmmc5_clk.sdmmc5_clk */
0x10a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_cmd.sdmmc5_cmd */
0x10c (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat0.sdmmc5_dat0 */
0x10e (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat1.sdmmc5_dat1 */
0x110 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat2.sdmmc5_dat2 */
0x112 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat3.sdmmc5_dat3 */
>;
};
};
&i2c1 {
@ -314,8 +354,12 @@
};
&mmc5 {
ti,non-removable;
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_pins>;
vmmc-supply = <&wl12xx_vmmc>;
non-removable;
bus-width = <4>;
cap-power-off-card;
};
&emif1 {

39
arch/arm/boot/dts/omap4-sdp.dts
Просмотреть файл

@ -140,6 +140,19 @@
"DMic", "Digital Mic",
"Digital Mic", "Digital Mic1 Bias";
};
/* regulator for wl12xx on sdio5 */
wl12xx_vmmc: wl12xx_vmmc {
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_gpio>;
compatible = "regulator-fixed";
regulator-name = "vwl1271";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&gpio2 22 0>;
startup-delay-us = <70000>;
enable-active-high;
};
};
&omap4_pmx_wkup {
@ -295,6 +308,26 @@
0xf0 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c4_sda */
>;
};
/* wl12xx GPIO output for WLAN_EN */
wl12xx_gpio: pinmux_wl12xx_gpio {
pinctrl-single,pins = <
0x3c (PIN_OUTPUT | MUX_MODE3) /* gpmc_nwp.gpio_54 */
>;
};
/* wl12xx GPIO inputs and SDIO pins */
wl12xx_pins: pinmux_wl12xx_pins {
pinctrl-single,pins = <
0x3a (PIN_INPUT | MUX_MODE3) /* gpmc_ncs3.gpio_53 */
0x108 (PIN_OUTPUT | MUX_MODE3) /* sdmmc5_clk.sdmmc5_clk */
0x10a (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_cmd.sdmmc5_cmd */
0x10c (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat0.sdmmc5_dat0 */
0x10e (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat1.sdmmc5_dat1 */
0x110 (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat2.sdmmc5_dat2 */
0x112 (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat3.sdmmc5_dat3 */
>;
};
};
&i2c1 {
@ -420,8 +453,12 @@
};
&mmc5 {
pinctrl-names = "default";
pinctrl-0 = <&wl12xx_pins>;
vmmc-supply = <&wl12xx_vmmc>;
non-removable;
bus-width = <4>;
ti,non-removable;
cap-power-off-card;
};
&emif1 {

7
arch/arm/boot/dts/omap5.dtsi
Просмотреть файл

@ -637,7 +637,7 @@
omap_dwc3@4a020000 {
compatible = "ti,dwc3";
ti,hwmods = "usb_otg_ss";
reg = <0x4a020000 0x1000>;
reg = <0x4a020000 0x10000>;
interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <1>;
@ -645,17 +645,18 @@
ranges;
dwc3@4a030000 {
compatible = "snps,dwc3";
reg = <0x4a030000 0x1000>;
reg = <0x4a030000 0x10000>;
interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;
usb-phy = <&usb2_phy>, <&usb3_phy>;
tx-fifo-resize;
};
};
ocp2scp {
ocp2scp@4a080000 {
compatible = "ti,omap-ocp2scp";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x4a080000 0x20>;
ranges;
ti,hwmods = "ocp2scp1";
usb2_phy: usb2phy@4a084000 {

2
arch/arm/configs/multi_v7_defconfig
Просмотреть файл

@ -36,6 +36,7 @@ CONFIG_ARCH_TEGRA_114_SOC=y
CONFIG_TEGRA_PCI=y
CONFIG_TEGRA_EMC_SCALING_ENABLE=y
CONFIG_ARCH_U8500=y
CONFIG_MACH_HREFV60=y
CONFIG_MACH_SNOWBALL=y
CONFIG_MACH_UX500_DT=y
CONFIG_ARCH_VEXPRESS=y
@ -46,6 +47,7 @@ CONFIG_ARCH_ZYNQ=y
CONFIG_SMP=y
CONFIG_HIGHPTE=y
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
CONFIG_NET=y
CONFIG_UNIX=y
CONFIG_INET=y

6
arch/arm/crypto/aes-armv4.S
Просмотреть файл

@ -148,7 +148,7 @@ AES_Te:
@ const AES_KEY *key) {
.align 5
ENTRY(AES_encrypt)
sub r3,pc,#8 @ AES_encrypt
adr r3,AES_encrypt
stmdb sp!,{r1,r4-r12,lr}
mov r12,r0 @ inp
mov r11,r2
@ -381,7 +381,7 @@ _armv4_AES_encrypt:
.align 5
ENTRY(private_AES_set_encrypt_key)
_armv4_AES_set_encrypt_key:
sub r3,pc,#8 @ AES_set_encrypt_key
adr r3,_armv4_AES_set_encrypt_key
teq r0,#0
moveq r0,#-1
beq .Labrt
@ -843,7 +843,7 @@ AES_Td:
@ const AES_KEY *key) {
.align 5
ENTRY(AES_decrypt)
sub r3,pc,#8 @ AES_decrypt
adr r3,AES_decrypt
stmdb sp!,{r1,r4-r12,lr}
mov r12,r0 @ inp
mov r11,r2

7
arch/arm/include/asm/uaccess.h
Просмотреть файл

@ -19,6 +19,13 @@
#include <asm/unified.h>
#include <asm/compiler.h>
#if __LINUX_ARM_ARCH__ < 6
#include <asm-generic/uaccess-unaligned.h>
#else
#define __get_user_unaligned __get_user
#define __put_user_unaligned __put_user
#endif
#define VERIFY_READ 0
#define VERIFY_WRITE 1

4
arch/arm/kernel/entry-common.S
Просмотреть файл

@ -442,10 +442,10 @@ local_restart:
ldrcc pc, [tbl, scno, lsl #2] @ call sys_* routine
add r1, sp, #S_OFF
cmp scno, #(__ARM_NR_BASE - __NR_SYSCALL_BASE)
2: cmp scno, #(__ARM_NR_BASE - __NR_SYSCALL_BASE)
eor r0, scno, #__NR_SYSCALL_BASE @ put OS number back
bcs arm_syscall
2: mov why, #0 @ no longer a real syscall
mov why, #0 @ no longer a real syscall
b sys_ni_syscall @ not private func
#if defined(CONFIG_OABI_COMPAT) || !defined(CONFIG_AEABI)

8
arch/arm/kernel/entry-header.S
Просмотреть файл

@ -329,10 +329,10 @@
#ifdef CONFIG_CONTEXT_TRACKING
.if \save
stmdb sp!, {r0-r3, ip, lr}
bl user_exit
bl context_tracking_user_exit
ldmia sp!, {r0-r3, ip, lr}
.else
bl user_exit
bl context_tracking_user_exit
.endif
#endif
.endm
@ -341,10 +341,10 @@
#ifdef CONFIG_CONTEXT_TRACKING
.if \save
stmdb sp!, {r0-r3, ip, lr}
bl user_enter
bl context_tracking_user_enter
ldmia sp!, {r0-r3, ip, lr}
.else
bl user_enter
bl context_tracking_user_enter
.endif
#endif
.endm

1
arch/arm/mach-imx/clk-fixup-mux.c
Просмотреть файл

@ -90,6 +90,7 @@ struct clk *imx_clk_fixup_mux(const char *name, void __iomem *reg,
init.ops = &clk_fixup_mux_ops;
init.parent_names = parents;
init.num_parents = num_parents;
init.flags = 0;
fixup_mux->mux.reg = reg;
fixup_mux->mux.shift = shift;

2
arch/arm/mach-imx/clk-imx27.c
Просмотреть файл

@ -285,7 +285,7 @@ int __init mx27_clocks_init(unsigned long fref)
clk_register_clkdev(clk[ata_ahb_gate], "ata", NULL);
clk_register_clkdev(clk[rtc_ipg_gate], NULL, "imx21-rtc");
clk_register_clkdev(clk[scc_ipg_gate], "scc", NULL);
clk_register_clkdev(clk[cpu_div], NULL, "cpufreq-cpu0.0");
clk_register_clkdev(clk[cpu_div], NULL, "cpu0");
clk_register_clkdev(clk[emi_ahb_gate], "emi_ahb" , NULL);
mxc_timer_init(MX27_IO_ADDRESS(MX27_GPT1_BASE_ADDR), MX27_INT_GPT1);

4
arch/arm/mach-imx/clk-imx51-imx53.c
Просмотреть файл

@ -328,7 +328,7 @@ static void __init mx5_clocks_common_init(unsigned long rate_ckil,
clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "imx-ssi.1");
clk_register_clkdev(clk[ssi3_ipg_gate], NULL, "imx-ssi.2");
clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma");
clk_register_clkdev(clk[cpu_podf], NULL, "cpufreq-cpu0.0");
clk_register_clkdev(clk[cpu_podf], NULL, "cpu0");
clk_register_clkdev(clk[iim_gate], "iim", NULL);
clk_register_clkdev(clk[dummy], NULL, "imx2-wdt.0");
clk_register_clkdev(clk[dummy], NULL, "imx2-wdt.1");
@ -397,7 +397,7 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
mx51_spdif_xtal_sel, ARRAY_SIZE(mx51_spdif_xtal_sel));
clk[spdif1_sel] = imx_clk_mux("spdif1_sel", MXC_CCM_CSCMR2, 2, 2,
spdif_sel, ARRAY_SIZE(spdif_sel));
clk[spdif1_pred] = imx_clk_divider("spdif1_podf", "spdif1_sel", MXC_CCM_CDCDR, 16, 3);
clk[spdif1_pred] = imx_clk_divider("spdif1_pred", "spdif1_sel", MXC_CCM_CDCDR, 16, 3);
clk[spdif1_podf] = imx_clk_divider("spdif1_podf", "spdif1_pred", MXC_CCM_CDCDR, 9, 6);
clk[spdif1_com_sel] = imx_clk_mux("spdif1_com_sel", MXC_CCM_CSCMR2, 5, 1,
mx51_spdif1_com_sel, ARRAY_SIZE(mx51_spdif1_com_sel));

9
arch/arm/mach-imx/mach-imx6q.c
Просмотреть файл

@ -233,10 +233,15 @@ put_node:
of_node_put(np);
}
static void __init imx6q_opp_init(struct device *cpu_dev)
static void __init imx6q_opp_init(void)
{
struct device_node *np;
struct device *cpu_dev = get_cpu_device(0);
if (!cpu_dev) {
pr_warn("failed to get cpu0 device\n");
return;
}
np = of_node_get(cpu_dev->of_node);
if (!np) {
pr_warn("failed to find cpu0 node\n");
@ -268,7 +273,7 @@ static void __init imx6q_init_late(void)
imx6q_cpuidle_init();
if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ)) {
imx6q_opp_init(&imx6q_cpufreq_pdev.dev);
imx6q_opp_init();
platform_device_register(&imx6q_cpufreq_pdev);
}
}

11
arch/arm/mach-imx/system.c
Просмотреть файл

@ -117,6 +117,17 @@ void __init imx_init_l2cache(void)
/* Configure the L2 PREFETCH and POWER registers */
val = readl_relaxed(l2x0_base + L2X0_PREFETCH_CTRL);
val |= 0x70800000;
/*
* The L2 cache controller(PL310) version on the i.MX6D/Q is r3p1-50rel0
* The L2 cache controller(PL310) version on the i.MX6DL/SOLO/SL is r3p2
* But according to ARM PL310 errata: 752271
* ID: 752271: Double linefill feature can cause data corruption
* Fault Status: Present in: r3p0, r3p1, r3p1-50rel0. Fixed in r3p2
* Workaround: The only workaround to this erratum is to disable the
* double linefill feature. This is the default behavior.
*/
if (cpu_is_imx6q())
val &= ~(1 << 30 | 1 << 23);
writel_relaxed(val, l2x0_base + L2X0_PREFETCH_CTRL);
val = L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN;
writel_relaxed(val, l2x0_base + L2X0_POWER_CTRL);

2
arch/arm/mach-omap2/cclock44xx_data.c
Просмотреть файл

@ -1632,7 +1632,7 @@ static struct omap_clk omap44xx_clks[] = {
CLK(NULL, "auxclk5_src_ck", &auxclk5_src_ck),
CLK(NULL, "auxclk5_ck", &auxclk5_ck),
CLK(NULL, "auxclkreq5_ck", &auxclkreq5_ck),
CLK("omap-gpmc", "fck", &dummy_ck),
CLK("50000000.gpmc", "fck", &dummy_ck),
CLK("omap_i2c.1", "ick", &dummy_ck),
CLK("omap_i2c.2", "ick", &dummy_ck),
CLK("omap_i2c.3", "ick", &dummy_ck),

2
arch/arm/mach-omap2/cpuidle44xx.c
Просмотреть файл

@ -143,7 +143,7 @@ static int omap_enter_idle_coupled(struct cpuidle_device *dev,
* Call idle CPU cluster PM exit notifier chain
* to restore GIC and wakeupgen context.
*/
if ((cx->mpu_state == PWRDM_POWER_RET) &&
if (dev->cpu == 0 && (cx->mpu_state == PWRDM_POWER_RET) &&
(cx->mpu_logic_state == PWRDM_POWER_OFF))
cpu_cluster_pm_exit();

4
arch/arm/mach-omap2/gpmc.c
Просмотреть файл

@ -1491,8 +1491,8 @@ static int gpmc_probe_generic_child(struct platform_device *pdev,
*/
ret = gpmc_cs_remap(cs, res.start);
if (ret < 0) {
dev_err(&pdev->dev, "cannot remap GPMC CS %d to 0x%x\n",
cs, res.start);
dev_err(&pdev->dev, "cannot remap GPMC CS %d to %pa\n",
cs, &res.start);
goto err;
}

2
arch/arm/mach-omap2/mux34xx.c
Просмотреть файл

@ -620,7 +620,7 @@ static struct omap_mux __initdata omap3_muxmodes[] = {
"uart1_rts", "ssi1_flag_tx", NULL, NULL,
"gpio_149", NULL, NULL, "safe_mode"),
_OMAP3_MUXENTRY(UART1_RX, 151,
"uart1_rx", "ss1_wake_tx", "mcbsp1_clkr", "mcspi4_clk",
"uart1_rx", "ssi1_wake_tx", "mcbsp1_clkr", "mcspi4_clk",
"gpio_151", NULL, NULL, "safe_mode"),
_OMAP3_MUXENTRY(UART1_TX, 148,
"uart1_tx", "ssi1_dat_tx", NULL, NULL,

2
arch/arm/mach-omap2/omap-smp.c
Просмотреть файл

@ -1,5 +1,5 @@
/*
* OMAP4 SMP source file. It contains platform specific fucntions
* OMAP4 SMP source file. It contains platform specific functions
* needed for the linux smp kernel.
*
* Copyright (C) 2009 Texas Instruments, Inc.

2
arch/arm/mach-omap2/omap_device.c
Просмотреть файл

@ -158,7 +158,7 @@ static int omap_device_build_from_dt(struct platform_device *pdev)
}
od = omap_device_alloc(pdev, hwmods, oh_cnt);
if (!od) {
if (IS_ERR(od)) {
dev_err(&pdev->dev, "Cannot allocate omap_device for :%s\n",
oh_name);
ret = PTR_ERR(od);

2
arch/arm/mach-sa1100/collie.c
Просмотреть файл

@ -289,7 +289,7 @@ static void collie_flash_exit(void)
}
static struct flash_platform_data collie_flash_data = {
.map_name = "cfi_probe",
.map_name = "jedec_probe",
.init = collie_flash_init,
.set_vpp = collie_set_vpp,
.exit = collie_flash_exit,

2
arch/arm/mach-shmobile/clock-r8a73a4.c
Просмотреть файл

@ -555,7 +555,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_CON_ID("pll2h", &pll2h_clk),
/* CPU clock */
CLKDEV_DEV_ID("cpufreq-cpu0", &z_clk),
CLKDEV_DEV_ID("cpu0", &z_clk),
/* DIV6 */
CLKDEV_CON_ID("zb", &div6_clks[DIV6_ZB]),

2
arch/arm/mach-shmobile/clock-sh73a0.c
Просмотреть файл

@ -616,7 +616,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("smp_twd", &twd_clk), /* smp_twd */
/* DIV4 clocks */
CLKDEV_DEV_ID("cpufreq-cpu0", &div4_clks[DIV4_Z]),
CLKDEV_DEV_ID("cpu0", &div4_clks[DIV4_Z]),
/* DIV6 clocks */
CLKDEV_CON_ID("vck1_clk", &div6_clks[DIV6_VCK1]),

10
arch/arm/mach-u300/Kconfig
Просмотреть файл

@ -1,7 +1,3 @@
menu "ST-Ericsson AB U300/U335 Platform"
comment "ST-Ericsson Mobile Platform Products"
config ARCH_U300
bool "ST-Ericsson U300 Series" if ARCH_MULTI_V5
depends on MMU
@ -25,7 +21,9 @@ config ARCH_U300
help
Support for ST-Ericsson U300 series mobile platforms.
comment "ST-Ericsson U300/U335 Feature Selections"
if ARCH_U300
menu "ST-Ericsson AB U300/U335 Platform"
config MACH_U300
depends on ARCH_U300
@ -53,3 +51,5 @@ config MACH_U300_SPIDUMMY
SPI framework and ARM PL022 support.
endmenu
endif

1
arch/arm/mach-ux500/cache-l2x0.c
Просмотреть файл

@ -69,6 +69,7 @@ static int __init ux500_l2x0_init(void)
* some SMI service available.
*/
outer_cache.disable = NULL;
outer_cache.set_debug = NULL;
return 0;
}

2
arch/arm64/include/asm/hwcap.h
Просмотреть файл

@ -43,6 +43,6 @@
COMPAT_HWCAP_VFPv3|COMPAT_HWCAP_VFPv4|\
COMPAT_HWCAP_NEON|COMPAT_HWCAP_IDIV)
extern unsigned int elf_hwcap;
extern unsigned long elf_hwcap;
#endif
#endif

21
arch/arm64/kernel/process.c
Просмотреть файл

@ -143,15 +143,26 @@ void machine_restart(char *cmd)
void __show_regs(struct pt_regs *regs)
{
int i;
int i, top_reg;
u64 lr, sp;
if (compat_user_mode(regs)) {
lr = regs->compat_lr;
sp = regs->compat_sp;
top_reg = 12;
} else {
lr = regs->regs[30];
sp = regs->sp;
top_reg = 29;
}
show_regs_print_info(KERN_DEFAULT);
print_symbol("PC is at %s\n", instruction_pointer(regs));
print_symbol("LR is at %s\n", regs->regs[30]);
print_symbol("LR is at %s\n", lr);
printk("pc : [<%016llx>] lr : [<%016llx>] pstate: %08llx\n",
regs->pc, regs->regs[30], regs->pstate);
printk("sp : %016llx\n", regs->sp);
for (i = 29; i >= 0; i--) {
regs->pc, lr, regs->pstate);
printk("sp : %016llx\n", sp);
for (i = top_reg; i >= 0; i--) {
printk("x%-2d: %016llx ", i, regs->regs[i]);
if (i % 2 == 0)
printk("\n");

2
arch/arm64/kernel/setup.c
Просмотреть файл

@ -57,7 +57,7 @@
unsigned int processor_id;
EXPORT_SYMBOL(processor_id);
unsigned int elf_hwcap __read_mostly;
unsigned long elf_hwcap __read_mostly;
EXPORT_SYMBOL_GPL(elf_hwcap);
static const char *cpu_name;

2
arch/arm64/mm/fault.c
Просмотреть файл

@ -130,7 +130,7 @@ static void __do_user_fault(struct task_struct *tsk, unsigned long addr,
force_sig_info(sig, &si, tsk);
}
void do_bad_area(unsigned long addr, unsigned int esr, struct pt_regs *regs)
static void do_bad_area(unsigned long addr, unsigned int esr, struct pt_regs *regs)
{
struct task_struct *tsk = current;
struct mm_struct *mm = tsk->active_mm;

3
arch/mips/Makefile
Просмотреть файл

@ -288,9 +288,6 @@ endif
vmlinux.32: vmlinux
$(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
#obj-$(CONFIG_KPROBES) += kprobes.o
#
# The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
# ELF files from 32-bit files by conversion.

3
arch/mips/alchemy/common/usb.c
Просмотреть файл

@ -14,6 +14,7 @@
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/syscore_ops.h>
#include <asm/cpu.h>
#include <asm/mach-au1x00/au1000.h>
/* control register offsets */
@ -358,7 +359,7 @@ static inline int au1200_coherency_bug(void)
{
#if defined(CONFIG_DMA_COHERENT)
/* Au1200 AB USB does not support coherent memory */
if (!(read_c0_prid() & 0xff)) {
if (!(read_c0_prid() & PRID_REV_MASK)) {
printk(KERN_INFO "Au1200 USB: this is chip revision AB !!\n");
printk(KERN_INFO "Au1200 USB: update your board or re-configure"
" the kernel\n");

4
arch/mips/bcm63xx/cpu.c
Просмотреть файл

@ -306,14 +306,14 @@ void __init bcm63xx_cpu_init(void)
switch (c->cputype) {
case CPU_BMIPS3300:
if ((read_c0_prid() & 0xff00) != PRID_IMP_BMIPS3300_ALT)
if ((read_c0_prid() & PRID_IMP_MASK) != PRID_IMP_BMIPS3300_ALT)
__cpu_name[cpu] = "Broadcom BCM6338";
/* fall-through */
case CPU_BMIPS32:
chipid_reg = BCM_6345_PERF_BASE;
break;
case CPU_BMIPS4350:
switch ((read_c0_prid() & 0xff)) {
switch ((read_c0_prid() & PRID_REV_MASK)) {
case 0x04:
chipid_reg = BCM_3368_PERF_BASE;
break;

2
arch/mips/boot/dts/include/dt-bindings
Просмотреть файл

@ -1 +1 @@
../../../../../include/dt-bindings
../../../../../include/dt-bindings

1
arch/mips/cavium-octeon/csrc-octeon.c
Просмотреть файл

@ -12,6 +12,7 @@
#include <linux/smp.h>
#include <asm/cpu-info.h>
#include <asm/cpu-type.h>
#include <asm/time.h>
#include <asm/octeon/octeon.h>

1
arch/mips/dec/prom/init.c
Просмотреть файл

@ -13,6 +13,7 @@
#include <asm/bootinfo.h>
#include <asm/cpu.h>
#include <asm/cpu-type.h>
#include <asm/processor.h>
#include <asm/dec/prom.h>

8
arch/mips/include/asm/cpu-features.h
Просмотреть файл

@ -13,12 +13,6 @@
#include <asm/cpu-info.h>
#include <cpu-feature-overrides.h>
#ifndef current_cpu_type
#define current_cpu_type() current_cpu_data.cputype
#endif
#define boot_cpu_type() cpu_data[0].cputype
/*
* SMP assumption: Options of CPU 0 are a superset of all processors.
* This is true for all known MIPS systems.
@ -193,7 +187,7 @@
/*
* MIPS32, MIPS64, VR5500, IDT32332, IDT32334 and maybe a few other
* pre-MIPS32/MIPS53 processors have CLO, CLZ. The IDT RC64574 is 64-bit and
* pre-MIPS32/MIPS64 processors have CLO, CLZ. The IDT RC64574 is 64-bit and
* has CLO and CLZ but not DCLO nor DCLZ. For 64-bit kernels
* cpu_has_clo_clz also indicates the availability of DCLO and DCLZ.
*/

1
arch/mips/include/asm/cpu-info.h
Просмотреть файл

@ -84,6 +84,7 @@ struct cpuinfo_mips {
extern struct cpuinfo_mips cpu_data[];
#define current_cpu_data cpu_data[smp_processor_id()]
#define raw_current_cpu_data cpu_data[raw_smp_processor_id()]
#define boot_cpu_data cpu_data[0]
extern void cpu_probe(void);
extern void cpu_report(void);

203
arch/mips/include/asm/cpu-type.h Normal file
Просмотреть файл

@ -0,0 +1,203 @@
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2003, 2004 Ralf Baechle
* Copyright (C) 2004 Maciej W. Rozycki
*/
#ifndef __ASM_CPU_TYPE_H
#define __ASM_CPU_TYPE_H
#include <linux/smp.h>
#include <linux/compiler.h>
static inline int __pure __get_cpu_type(const int cpu_type)
{
switch (cpu_type) {
#if defined(CONFIG_SYS_HAS_CPU_LOONGSON2E) || \
defined(CONFIG_SYS_HAS_CPU_LOONGSON2F)
case CPU_LOONGSON2:
#endif
#ifdef CONFIG_SYS_HAS_CPU_LOONGSON1B
case CPU_LOONGSON1:
#endif
#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R1
case CPU_4KC:
case CPU_ALCHEMY:
case CPU_BMIPS3300:
case CPU_BMIPS4350:
case CPU_PR4450:
case CPU_BMIPS32:
case CPU_JZRISC:
#endif
#if defined(CONFIG_SYS_HAS_CPU_MIPS32_R1) || \
defined(CONFIG_SYS_HAS_CPU_MIPS32_R2)
case CPU_4KEC:
#endif
#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R2
case CPU_4KSC:
case CPU_24K:
case CPU_34K:
case CPU_1004K:
case CPU_74K:
case CPU_M14KC:
case CPU_M14KEC:
#endif
#ifdef CONFIG_SYS_HAS_CPU_MIPS64_R1
case CPU_5KC:
case CPU_5KE:
case CPU_20KC:
case CPU_25KF:
case CPU_SB1:
case CPU_SB1A:
#endif
#ifdef CONFIG_SYS_HAS_CPU_MIPS64_R2
/*
* All MIPS64 R2 processors have their own special symbols. That is,
* there currently is no pure R2 core
*/
#endif
#ifdef CONFIG_SYS_HAS_CPU_R3000
case CPU_R2000:
case CPU_R3000:
case CPU_R3000A:
case CPU_R3041:
case CPU_R3051:
case CPU_R3052:
case CPU_R3081:
case CPU_R3081E:
#endif
#ifdef CONFIG_SYS_HAS_CPU_TX39XX
case CPU_TX3912:
case CPU_TX3922:
case CPU_TX3927:
#endif
#ifdef CONFIG_SYS_HAS_CPU_VR41XX
case CPU_VR41XX:
case CPU_VR4111:
case CPU_VR4121:
case CPU_VR4122:
case CPU_VR4131:
case CPU_VR4133:
case CPU_VR4181:
case CPU_VR4181A:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R4300
case CPU_R4300:
case CPU_R4310:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R4X00
case CPU_R4000PC:
case CPU_R4000SC:
case CPU_R4000MC:
case CPU_R4200:
case CPU_R4400PC:
case CPU_R4400SC:
case CPU_R4400MC:
case CPU_R4600:
case CPU_R4700:
case CPU_R4640:
case CPU_R4650:
#endif
#ifdef CONFIG_SYS_HAS_CPU_TX49XX
case CPU_TX49XX:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R5000
case CPU_R5000:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R5432
case CPU_R5432:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R5500
case CPU_R5500:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R6000
case CPU_R6000:
case CPU_R6000A:
#endif
#ifdef CONFIG_SYS_HAS_CPU_NEVADA
case CPU_NEVADA:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R8000
case CPU_R8000:
#endif
#ifdef CONFIG_SYS_HAS_CPU_R10000
case CPU_R10000:
case CPU_R12000:
case CPU_R14000:
#endif
#ifdef CONFIG_SYS_HAS_CPU_RM7000
case CPU_RM7000:
case CPU_SR71000:
#endif
#ifdef CONFIG_SYS_HAS_CPU_RM9000
case CPU_RM9000:
#endif
#ifdef CONFIG_SYS_HAS_CPU_SB1
case CPU_SB1:
case CPU_SB1A:
#endif
#ifdef CONFIG_SYS_HAS_CPU_CAVIUM_OCTEON
case CPU_CAVIUM_OCTEON:
case CPU_CAVIUM_OCTEON_PLUS:
case CPU_CAVIUM_OCTEON2:
#endif
#ifdef CONFIG_SYS_HAS_CPU_BMIPS4380
case CPU_BMIPS4380:
#endif
#ifdef CONFIG_SYS_HAS_CPU_BMIPS5000
case CPU_BMIPS5000:
#endif
#ifdef CONFIG_SYS_HAS_CPU_XLP
case CPU_XLP:
#endif
#ifdef CONFIG_SYS_HAS_CPU_XLR
case CPU_XLR:
#endif
break;
default:
unreachable();
}
return cpu_type;
}
static inline int __pure current_cpu_type(void)
{
const int cpu_type = current_cpu_data.cputype;
return __get_cpu_type(cpu_type);
}
static inline int __pure boot_cpu_type(void)
{
const int cpu_type = cpu_data[0].cputype;
return __get_cpu_type(cpu_type);
}
#endif /* __ASM_CPU_TYPE_H */

38
arch/mips/include/asm/cpu.h
Просмотреть файл

@ -3,15 +3,14 @@
* various MIPS cpu types.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
* Copyright (C) 2004 Maciej W. Rozycki
* Copyright (C) 2004, 2013 Maciej W. Rozycki
*/
#ifndef _ASM_CPU_H
#define _ASM_CPU_H
/* Assigned Company values for bits 23:16 of the PRId Register
(CP0 register 15, select 0). As of the MIPS32 and MIPS64 specs from
MTI, the PRId register is defined in this (backwards compatible)
way:
/*
As of the MIPS32 and MIPS64 specs from MTI, the PRId register (CP0
register 15, select 0) is defined in this (backwards compatible) way:
+----------------+----------------+----------------+----------------+
| Company Options| Company ID | Processor ID | Revision |
@ -23,6 +22,14 @@
spec.
*/
#define PRID_OPT_MASK 0xff000000
/*
* Assigned Company values for bits 23:16 of the PRId register.
*/
#define PRID_COMP_MASK 0xff0000
#define PRID_COMP_LEGACY 0x000000
#define PRID_COMP_MIPS 0x010000
#define PRID_COMP_BROADCOM 0x020000
@ -38,10 +45,17 @@
#define PRID_COMP_INGENIC 0xd00000
/*
* Assigned values for the product ID register. In order to detect a
* certain CPU type exactly eventually additional registers may need to
* be examined. These are valid when 23:16 == PRID_COMP_LEGACY
* Assigned Processor ID (implementation) values for bits 15:8 of the PRId
* register. In order to detect a certain CPU type exactly eventually
* additional registers may need to be examined.
*/
#define PRID_IMP_MASK 0xff00
/*
* These are valid when 23:16 == PRID_COMP_LEGACY
*/
#define PRID_IMP_R2000 0x0100
#define PRID_IMP_AU1_REV1 0x0100
#define PRID_IMP_AU1_REV2 0x0200
@ -182,11 +196,15 @@
#define PRID_IMP_NETLOGIC_XLP2XX 0x1200
/*
* Definitions for 7:0 on legacy processors
* Particular Revision values for bits 7:0 of the PRId register.
*/
#define PRID_REV_MASK 0x00ff
/*
* Definitions for 7:0 on legacy processors
*/
#define PRID_REV_TX4927 0x0022
#define PRID_REV_TX4937 0x0030
#define PRID_REV_R4400 0x0040
@ -227,6 +245,8 @@
* 31 16 15 8 7 0
*/
#define FPIR_IMP_MASK 0xff00
#define FPIR_IMP_NONE 0x0000
enum cpu_type_enum {

4
arch/mips/include/asm/mach-au1x00/au1000.h
Просмотреть файл

@ -43,6 +43,8 @@
#include <linux/io.h>
#include <linux/irq.h>
#include <asm/cpu.h>
/* cpu pipeline flush */
void static inline au_sync(void)
{
@ -140,7 +142,7 @@ static inline int au1xxx_cpu_needs_config_od(void)
static inline int alchemy_get_cputype(void)
{
switch (read_c0_prid() & 0xffff0000) {
switch (read_c0_prid() & (PRID_OPT_MASK | PRID_COMP_MASK)) {
case 0x00030000:
return ALCHEMY_CPU_AU1000;
break;

2
arch/mips/include/asm/mach-ip22/cpu-feature-overrides.h
Просмотреть файл

@ -8,6 +8,8 @@
#ifndef __ASM_MACH_IP22_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_IP22_CPU_FEATURE_OVERRIDES_H
#include <asm/cpu.h>
/*
* IP22 with a variety of processors so we can't use defaults for everything.
*/

2
arch/mips/include/asm/mach-ip27/cpu-feature-overrides.h
Просмотреть файл

@ -8,6 +8,8 @@
#ifndef __ASM_MACH_IP27_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_IP27_CPU_FEATURE_OVERRIDES_H
#include <asm/cpu.h>
/*
* IP27 only comes with R10000 family processors all using the same config
*/

2
arch/mips/include/asm/mach-ip28/cpu-feature-overrides.h
Просмотреть файл

@ -9,6 +9,8 @@
#ifndef __ASM_MACH_IP28_CPU_FEATURE_OVERRIDES_H
#define __ASM_MACH_IP28_CPU_FEATURE_OVERRIDES_H
#include <asm/cpu.h>
/*
* IP28 only comes with R10000 family processors all using the same config
*/

7
arch/mips/include/asm/mipsregs.h
Просмотреть файл

@ -603,6 +603,13 @@
#define MIPS_CONF4_MMUEXTDEF (_ULCAST_(3) << 14)
#define MIPS_CONF4_MMUEXTDEF_MMUSIZEEXT (_ULCAST_(1) << 14)
#define MIPS_CONF5_NF (_ULCAST_(1) << 0)
#define MIPS_CONF5_UFR (_ULCAST_(1) << 2)
#define MIPS_CONF5_MSAEN (_ULCAST_(1) << 27)
#define MIPS_CONF5_EVA (_ULCAST_(1) << 28)
#define MIPS_CONF5_CV (_ULCAST_(1) << 29)
#define MIPS_CONF5_K (_ULCAST_(1) << 30)
#define MIPS_CONF6_SYND (_ULCAST_(1) << 13)
#define MIPS_CONF7_WII (_ULCAST_(1) << 31)

12
arch/mips/include/asm/pci.h
Просмотреть файл

@ -83,6 +83,18 @@ static inline void pcibios_penalize_isa_irq(int irq, int active)
extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
enum pci_mmap_state mmap_state, int write_combine);
#define HAVE_ARCH_PCI_RESOURCE_TO_USER
static inline void pci_resource_to_user(const struct pci_dev *dev, int bar,
const struct resource *rsrc, resource_size_t *start,
resource_size_t *end)
{
phys_t size = resource_size(rsrc);
*start = fixup_bigphys_addr(rsrc->start, size);
*end = rsrc->start + size;
}
/*
* Dynamic DMA mapping stuff.
* MIPS has everything mapped statically.

33
arch/mips/include/asm/timex.h
Просмотреть файл

@ -10,7 +10,9 @@
#ifdef __KERNEL__
#include <asm/cpu-features.h>
#include <asm/mipsregs.h>
#include <asm/cpu-type.h>
/*
* This is the clock rate of the i8253 PIT. A MIPS system may not have
@ -33,9 +35,38 @@
typedef unsigned int cycles_t;
/*
* On R4000/R4400 before version 5.0 an erratum exists such that if the
* cycle counter is read in the exact moment that it is matching the
* compare register, no interrupt will be generated.
*
* There is a suggested workaround and also the erratum can't strike if
* the compare interrupt isn't being used as the clock source device.
* However for now the implementaton of this function doesn't get these
* fine details right.
*/
static inline cycles_t get_cycles(void)
{
return 0;
switch (boot_cpu_type()) {
case CPU_R4400PC:
case CPU_R4400SC:
case CPU_R4400MC:
if ((read_c0_prid() & 0xff) >= 0x0050)
return read_c0_count();
break;
case CPU_R4000PC:
case CPU_R4000SC:
case CPU_R4000MC:
break;
default:
if (cpu_has_counter)
return read_c0_count();
break;
}
return 0; /* no usable counter */
}
#endif /* __KERNEL__ */

3
arch/mips/include/asm/vga.h
Просмотреть файл

@ -6,6 +6,7 @@
#ifndef _ASM_VGA_H
#define _ASM_VGA_H
#include <asm/addrspace.h>
#include <asm/byteorder.h>
/*
@ -13,7 +14,7 @@
* access the videoram directly without any black magic.
*/
#define VGA_MAP_MEM(x, s) (0xb0000000L + (unsigned long)(x))
#define VGA_MAP_MEM(x, s) CKSEG1ADDR(0x10000000L + (unsigned long)(x))
#define vga_readb(x) (*(x))
#define vga_writeb(x, y) (*(y) = (x))

58
arch/mips/kernel/cpu-probe.c
Просмотреть файл

@ -20,6 +20,7 @@
#include <asm/bugs.h>
#include <asm/cpu.h>
#include <asm/cpu-type.h>
#include <asm/fpu.h>
#include <asm/mipsregs.h>
#include <asm/watch.h>
@ -55,7 +56,7 @@ static inline void check_errata(void)
{
struct cpuinfo_mips *c = &current_cpu_data;
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_34K:
/*
* Erratum "RPS May Cause Incorrect Instruction Execution"
@ -122,7 +123,7 @@ static inline unsigned long cpu_get_fpu_id(void)
*/
static inline int __cpu_has_fpu(void)
{
return ((cpu_get_fpu_id() & 0xff00) != FPIR_IMP_NONE);
return ((cpu_get_fpu_id() & FPIR_IMP_MASK) != FPIR_IMP_NONE);
}
static inline void cpu_probe_vmbits(struct cpuinfo_mips *c)
@ -290,6 +291,17 @@ static inline unsigned int decode_config4(struct cpuinfo_mips *c)
return config4 & MIPS_CONF_M;
}
static inline unsigned int decode_config5(struct cpuinfo_mips *c)
{
unsigned int config5;
config5 = read_c0_config5();
config5 &= ~MIPS_CONF5_UFR;
write_c0_config5(config5);
return config5 & MIPS_CONF_M;
}
static void decode_configs(struct cpuinfo_mips *c)
{
int ok;
@ -310,6 +322,8 @@ static void decode_configs(struct cpuinfo_mips *c)
ok = decode_config3(c);
if (ok)
ok = decode_config4(c);
if (ok)
ok = decode_config5(c);
mips_probe_watch_registers(c);
@ -322,7 +336,7 @@ static void decode_configs(struct cpuinfo_mips *c)
static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
{
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_R2000:
c->cputype = CPU_R2000;
__cpu_name[cpu] = "R2000";
@ -333,7 +347,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
c->tlbsize = 64;
break;
case PRID_IMP_R3000:
if ((c->processor_id & 0xff) == PRID_REV_R3000A) {
if ((c->processor_id & PRID_REV_MASK) == PRID_REV_R3000A) {
if (cpu_has_confreg()) {
c->cputype = CPU_R3081E;
__cpu_name[cpu] = "R3081";
@ -353,7 +367,8 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
break;
case PRID_IMP_R4000:
if (read_c0_config() & CONF_SC) {
if ((c->processor_id & 0xff) >= PRID_REV_R4400) {
if ((c->processor_id & PRID_REV_MASK) >=
PRID_REV_R4400) {
c->cputype = CPU_R4400PC;
__cpu_name[cpu] = "R4400PC";
} else {
@ -361,7 +376,8 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
__cpu_name[cpu] = "R4000PC";
}
} else {
if ((c->processor_id & 0xff) >= PRID_REV_R4400) {
if ((c->processor_id & PRID_REV_MASK) >=
PRID_REV_R4400) {
c->cputype = CPU_R4400SC;
__cpu_name[cpu] = "R4400SC";
} else {
@ -454,7 +470,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
__cpu_name[cpu] = "TX3927";
c->tlbsize = 64;
} else {
switch (c->processor_id & 0xff) {
switch (c->processor_id & PRID_REV_MASK) {
case PRID_REV_TX3912:
c->cputype = CPU_TX3912;
__cpu_name[cpu] = "TX3912";
@ -640,7 +656,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c, unsigned int cpu)
static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_4KC:
c->cputype = CPU_4KC;
__cpu_name[cpu] = "MIPS 4Kc";
@ -711,7 +727,7 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
static inline void cpu_probe_alchemy(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_AU1_REV1:
case PRID_IMP_AU1_REV2:
c->cputype = CPU_ALCHEMY;
@ -730,7 +746,7 @@ static inline void cpu_probe_alchemy(struct cpuinfo_mips *c, unsigned int cpu)
break;
case 4:
__cpu_name[cpu] = "Au1200";
if ((c->processor_id & 0xff) == 2)
if ((c->processor_id & PRID_REV_MASK) == 2)
__cpu_name[cpu] = "Au1250";
break;
case 5:
@ -748,12 +764,12 @@ static inline void cpu_probe_sibyte(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_SB1:
c->cputype = CPU_SB1;
__cpu_name[cpu] = "SiByte SB1";
/* FPU in pass1 is known to have issues. */
if ((c->processor_id & 0xff) < 0x02)
if ((c->processor_id & PRID_REV_MASK) < 0x02)
c->options &= ~(MIPS_CPU_FPU | MIPS_CPU_32FPR);
break;
case PRID_IMP_SB1A:
@ -766,7 +782,7 @@ static inline void cpu_probe_sibyte(struct cpuinfo_mips *c, unsigned int cpu)
static inline void cpu_probe_sandcraft(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_SR71000:
c->cputype = CPU_SR71000;
__cpu_name[cpu] = "Sandcraft SR71000";
@ -779,7 +795,7 @@ static inline void cpu_probe_sandcraft(struct cpuinfo_mips *c, unsigned int cpu)
static inline void cpu_probe_nxp(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_PR4450:
c->cputype = CPU_PR4450;
__cpu_name[cpu] = "Philips PR4450";
@ -791,7 +807,7 @@ static inline void cpu_probe_nxp(struct cpuinfo_mips *c, unsigned int cpu)
static inline void cpu_probe_broadcom(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_BMIPS32_REV4:
case PRID_IMP_BMIPS32_REV8:
c->cputype = CPU_BMIPS32;
@ -806,7 +822,7 @@ static inline void cpu_probe_broadcom(struct cpuinfo_mips *c, unsigned int cpu)
set_elf_platform(cpu, "bmips3300");
break;
case PRID_IMP_BMIPS43XX: {
int rev = c->processor_id & 0xff;
int rev = c->processor_id & PRID_REV_MASK;
if (rev >= PRID_REV_BMIPS4380_LO &&
rev <= PRID_REV_BMIPS4380_HI) {
@ -832,7 +848,7 @@ static inline void cpu_probe_broadcom(struct cpuinfo_mips *c, unsigned int cpu)
static inline void cpu_probe_cavium(struct cpuinfo_mips *c, unsigned int cpu)
{
decode_configs(c);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_CAVIUM_CN38XX:
case PRID_IMP_CAVIUM_CN31XX:
case PRID_IMP_CAVIUM_CN30XX:
@ -875,7 +891,7 @@ static inline void cpu_probe_ingenic(struct cpuinfo_mips *c, unsigned int cpu)
decode_configs(c);
/* JZRISC does not implement the CP0 counter. */
c->options &= ~MIPS_CPU_COUNTER;
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_JZRISC:
c->cputype = CPU_JZRISC;
__cpu_name[cpu] = "Ingenic JZRISC";
@ -890,7 +906,7 @@ static inline void cpu_probe_netlogic(struct cpuinfo_mips *c, int cpu)
{
decode_configs(c);
if ((c->processor_id & 0xff00) == PRID_IMP_NETLOGIC_AU13XX) {
if ((c->processor_id & PRID_IMP_MASK) == PRID_IMP_NETLOGIC_AU13XX) {
c->cputype = CPU_ALCHEMY;
__cpu_name[cpu] = "Au1300";
/* following stuff is not for Alchemy */
@ -905,7 +921,7 @@ static inline void cpu_probe_netlogic(struct cpuinfo_mips *c, int cpu)
MIPS_CPU_EJTAG |
MIPS_CPU_LLSC);
switch (c->processor_id & 0xff00) {
switch (c->processor_id & PRID_IMP_MASK) {
case PRID_IMP_NETLOGIC_XLP2XX:
c->cputype = CPU_XLP;
__cpu_name[cpu] = "Broadcom XLPII";
@ -984,7 +1000,7 @@ void cpu_probe(void)
c->cputype = CPU_UNKNOWN;
c->processor_id = read_c0_prid();
switch (c->processor_id & 0xff0000) {
switch (c->processor_id & PRID_COMP_MASK) {
case PRID_COMP_LEGACY:
cpu_probe_legacy(c, cpu);
break;

3
arch/mips/kernel/idle.c
Просмотреть файл

@ -18,6 +18,7 @@
#include <linux/sched.h>
#include <asm/cpu.h>
#include <asm/cpu-info.h>
#include <asm/cpu-type.h>
#include <asm/idle.h>
#include <asm/mipsregs.h>
@ -136,7 +137,7 @@ void __init check_wait(void)
return;
}
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_R3081:
case CPU_R3081E:
cpu_wait = r3081_wait;

1
arch/mips/kernel/time.c
Просмотреть файл

@ -24,6 +24,7 @@
#include <linux/export.h>
#include <asm/cpu-features.h>
#include <asm/cpu-type.h>
#include <asm/div64.h>
#include <asm/smtc_ipi.h>
#include <asm/time.h>

3
arch/mips/kernel/traps.c
Просмотреть файл

@ -39,6 +39,7 @@
#include <asm/break.h>
#include <asm/cop2.h>
#include <asm/cpu.h>
#include <asm/cpu-type.h>
#include <asm/dsp.h>
#include <asm/fpu.h>
#include <asm/fpu_emulator.h>
@ -622,7 +623,7 @@ static int simulate_rdhwr(struct pt_regs *regs, int rd, int rt)
regs->regs[rt] = read_c0_count();
return 0;
case 3: /* Count register resolution */
switch (current_cpu_data.cputype) {
switch (current_cpu_type()) {
case CPU_20KC:
case CPU_25KF:
regs->regs[rt] = 1;

6
arch/mips/mm/c-octeon.c
Просмотреть файл

@ -19,6 +19,7 @@
#include <asm/bootinfo.h>
#include <asm/cacheops.h>
#include <asm/cpu-features.h>
#include <asm/cpu-type.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/r4kcache.h>
@ -186,9 +187,10 @@ static void probe_octeon(void)
unsigned long dcache_size;
unsigned int config1;
struct cpuinfo_mips *c = &current_cpu_data;
int cputype = current_cpu_type();
config1 = read_c0_config1();
switch (c->cputype) {
switch (cputype) {
case CPU_CAVIUM_OCTEON:
case CPU_CAVIUM_OCTEON_PLUS:
c->icache.linesz = 2 << ((config1 >> 19) & 7);
@ -199,7 +201,7 @@ static void probe_octeon(void)
c->icache.sets * c->icache.ways * c->icache.linesz;
c->icache.waybit = ffs(icache_size / c->icache.ways) - 1;
c->dcache.linesz = 128;
if (c->cputype == CPU_CAVIUM_OCTEON_PLUS)
if (cputype == CPU_CAVIUM_OCTEON_PLUS)
c->dcache.sets = 2; /* CN5XXX has two Dcache sets */
else
c->dcache.sets = 1; /* CN3XXX has one Dcache set */

48
arch/mips/mm/c-r4k.c
Просмотреть файл

@ -12,6 +12,7 @@
#include <linux/highmem.h>
#include <linux/kernel.h>
#include <linux/linkage.h>
#include <linux/preempt.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/mm.h>
@ -24,6 +25,7 @@
#include <asm/cacheops.h>
#include <asm/cpu.h>
#include <asm/cpu-features.h>
#include <asm/cpu-type.h>
#include <asm/io.h>
#include <asm/page.h>
#include <asm/pgtable.h>
@ -601,6 +603,7 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
/* Catch bad driver code */
BUG_ON(size == 0);
preempt_disable();
if (cpu_has_inclusive_pcaches) {
if (size >= scache_size)
r4k_blast_scache();
@ -621,6 +624,7 @@ static void r4k_dma_cache_wback_inv(unsigned long addr, unsigned long size)
R4600_HIT_CACHEOP_WAR_IMPL;
blast_dcache_range(addr, addr + size);
}
preempt_enable();
bc_wback_inv(addr, size);
__sync();
@ -631,6 +635,7 @@ static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
/* Catch bad driver code */
BUG_ON(size == 0);
preempt_disable();
if (cpu_has_inclusive_pcaches) {
if (size >= scache_size)
r4k_blast_scache();
@ -655,6 +660,7 @@ static void r4k_dma_cache_inv(unsigned long addr, unsigned long size)
R4600_HIT_CACHEOP_WAR_IMPL;
blast_inv_dcache_range(addr, addr + size);
}
preempt_enable();
bc_inv(addr, size);
__sync();
@ -780,20 +786,30 @@ static inline void rm7k_erratum31(void)
static inline void alias_74k_erratum(struct cpuinfo_mips *c)
{
unsigned int imp = c->processor_id & PRID_IMP_MASK;
unsigned int rev = c->processor_id & PRID_REV_MASK;
/*
* Early versions of the 74K do not update the cache tags on a
* vtag miss/ptag hit which can occur in the case of KSEG0/KUSEG
* aliases. In this case it is better to treat the cache as always
* having aliases.
*/
if ((c->processor_id & 0xff) <= PRID_REV_ENCODE_332(2, 4, 0))
c->dcache.flags |= MIPS_CACHE_VTAG;
if ((c->processor_id & 0xff) == PRID_REV_ENCODE_332(2, 4, 0))
write_c0_config6(read_c0_config6() | MIPS_CONF6_SYND);
if (((c->processor_id & 0xff00) == PRID_IMP_1074K) &&
((c->processor_id & 0xff) <= PRID_REV_ENCODE_332(1, 1, 0))) {
c->dcache.flags |= MIPS_CACHE_VTAG;
write_c0_config6(read_c0_config6() | MIPS_CONF6_SYND);
switch (imp) {
case PRID_IMP_74K:
if (rev <= PRID_REV_ENCODE_332(2, 4, 0))
c->dcache.flags |= MIPS_CACHE_VTAG;
if (rev == PRID_REV_ENCODE_332(2, 4, 0))
write_c0_config6(read_c0_config6() | MIPS_CONF6_SYND);
break;
case PRID_IMP_1074K:
if (rev <= PRID_REV_ENCODE_332(1, 1, 0)) {
c->dcache.flags |= MIPS_CACHE_VTAG;
write_c0_config6(read_c0_config6() | MIPS_CONF6_SYND);
}
break;
default:
BUG();
}
}
@ -809,7 +825,7 @@ static void probe_pcache(void)
unsigned long config1;
unsigned int lsize;
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_R4600: /* QED style two way caches? */
case CPU_R4700:
case CPU_R5000:
@ -1025,7 +1041,8 @@ static void probe_pcache(void)
* presumably no vendor is shipping his hardware in the "bad"
* configuration.
*/
if ((prid & 0xff00) == PRID_IMP_R4000 && (prid & 0xff) < 0x40 &&
if ((prid & PRID_IMP_MASK) == PRID_IMP_R4000 &&
(prid & PRID_REV_MASK) < PRID_REV_R4400 &&
!(config & CONF_SC) && c->icache.linesz != 16 &&
PAGE_SIZE <= 0x8000)
panic("Improper R4000SC processor configuration detected");
@ -1045,7 +1062,7 @@ static void probe_pcache(void)
* normally they'd suffer from aliases but magic in the hardware deals
* with that for us so we don't need to take care ourselves.
*/
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_20KC:
case CPU_25KF:
case CPU_SB1:
@ -1065,7 +1082,7 @@ static void probe_pcache(void)
case CPU_34K:
case CPU_74K:
case CPU_1004K:
if (c->cputype == CPU_74K)
if (current_cpu_type() == CPU_74K)
alias_74k_erratum(c);
if ((read_c0_config7() & (1 << 16))) {
/* effectively physically indexed dcache,
@ -1078,7 +1095,7 @@ static void probe_pcache(void)
c->dcache.flags |= MIPS_CACHE_ALIASES;
}
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_20KC:
/*
* Some older 20Kc chips doesn't have the 'VI' bit in
@ -1207,7 +1224,7 @@ static void setup_scache(void)
* processors don't have a S-cache that would be relevant to the
* Linux memory management.
*/
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_R4000SC:
case CPU_R4000MC:
case CPU_R4400SC:
@ -1384,9 +1401,8 @@ static void r4k_cache_error_setup(void)
{
extern char __weak except_vec2_generic;
extern char __weak except_vec2_sb1;
struct cpuinfo_mips *c = &current_cpu_data;
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_SB1:
case CPU_SB1A:
set_uncached_handler(0x100, &except_vec2_sb1, 0x80);

13
arch/mips/mm/dma-default.c
Просмотреть файл

@ -18,6 +18,7 @@
#include <linux/highmem.h>
#include <asm/cache.h>
#include <asm/cpu-type.h>
#include <asm/io.h>
#include <dma-coherence.h>
@ -307,12 +308,10 @@ static void mips_dma_sync_sg_for_cpu(struct device *dev,
{
int i;
/* Make sure that gcc doesn't leave the empty loop body. */
for (i = 0; i < nelems; i++, sg++) {
if (cpu_needs_post_dma_flush(dev))
if (cpu_needs_post_dma_flush(dev))
for (i = 0; i < nelems; i++, sg++)
__dma_sync(sg_page(sg), sg->offset, sg->length,
direction);
}
}
static void mips_dma_sync_sg_for_device(struct device *dev,
@ -320,12 +319,10 @@ static void mips_dma_sync_sg_for_device(struct device *dev,
{
int i;
/* Make sure that gcc doesn't leave the empty loop body. */
for (i = 0; i < nelems; i++, sg++) {
if (!plat_device_is_coherent(dev))
if (!plat_device_is_coherent(dev))
for (i = 0; i < nelems; i++, sg++)
__dma_sync(sg_page(sg), sg->offset, sg->length,
direction);
}
}
int mips_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)

1
arch/mips/mm/page.c
Просмотреть файл

@ -18,6 +18,7 @@
#include <asm/bugs.h>
#include <asm/cacheops.h>
#include <asm/cpu-type.h>
#include <asm/inst.h>
#include <asm/io.h>
#include <asm/page.h>

3
arch/mips/mm/sc-mips.c
Просмотреть файл

@ -6,6 +6,7 @@
#include <linux/sched.h>
#include <linux/mm.h>
#include <asm/cpu-type.h>
#include <asm/mipsregs.h>
#include <asm/bcache.h>
#include <asm/cacheops.h>
@ -71,7 +72,7 @@ static inline int mips_sc_is_activated(struct cpuinfo_mips *c)
unsigned int tmp;
/* Check the bypass bit (L2B) */
switch (c->cputype) {
switch (current_cpu_type()) {
case CPU_34K:
case CPU_74K:
case CPU_1004K:

1
arch/mips/mm/tlb-r4k.c
Просмотреть файл

@ -16,6 +16,7 @@
#include <linux/module.h>
#include <asm/cpu.h>
#include <asm/cpu-type.h>
#include <asm/bootinfo.h>
#include <asm/mmu_context.h>
#include <asm/pgtable.h>

1
arch/mips/mm/tlbex.c
Просмотреть файл

@ -30,6 +30,7 @@
#include <linux/cache.h>
#include <asm/cacheflush.h>
#include <asm/cpu-type.h>
#include <asm/pgtable.h>
#include <asm/war.h>
#include <asm/uasm.h>

5
arch/mips/mti-malta/malta-time.c
Просмотреть файл

@ -27,6 +27,7 @@
#include <linux/timex.h>
#include <linux/mc146818rtc.h>
#include <asm/cpu.h>
#include <asm/mipsregs.h>
#include <asm/mipsmtregs.h>
#include <asm/hardirq.h>
@ -76,7 +77,7 @@ static void __init estimate_frequencies(void)
#endif
#if defined (CONFIG_KVM_GUEST) && defined (CONFIG_KVM_HOST_FREQ)
unsigned int prid = read_c0_prid() & 0xffff00;
unsigned int prid = read_c0_prid() & (PRID_COMP_MASK | PRID_IMP_MASK);
/*
* XXXKYMA: hardwire the CPU frequency to Host Freq/4
@ -169,7 +170,7 @@ unsigned int get_c0_compare_int(void)
void __init plat_time_init(void)
{
unsigned int prid = read_c0_prid() & 0xffff00;
unsigned int prid = read_c0_prid() & (PRID_COMP_MASK | PRID_IMP_MASK);
unsigned int freq;
estimate_frequencies();

3
arch/mips/mti-sead3/sead3-time.c
Просмотреть файл

@ -7,6 +7,7 @@
*/
#include <linux/init.h>
#include <asm/cpu.h>
#include <asm/setup.h>
#include <asm/time.h>
#include <asm/irq.h>
@ -34,7 +35,7 @@ static void __iomem *status_reg = (void __iomem *)0xbf000410;
*/
static unsigned int __init estimate_cpu_frequency(void)
{
unsigned int prid = read_c0_prid() & 0xffff00;
unsigned int prid = read_c0_prid() & (PRID_COMP_MASK | PRID_IMP_MASK);
unsigned int tick = 0;
unsigned int freq;
unsigned int orig;

3
arch/mips/netlogic/xlr/fmn-config.c
Просмотреть файл

@ -36,6 +36,7 @@
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <asm/cpu.h>
#include <asm/mipsregs.h>
#include <asm/netlogic/xlr/fmn.h>
#include <asm/netlogic/xlr/xlr.h>
@ -187,7 +188,7 @@ void xlr_board_info_setup(void)
int processor_id, num_core;
num_core = hweight32(nlm_current_node()->coremask);
processor_id = read_c0_prid() & 0xff00;
processor_id = read_c0_prid() & PRID_IMP_MASK;
setup_cpu_fmninfo(cpu, num_core);
switch (processor_id) {

1
arch/mips/oprofile/common.c
Просмотреть файл

@ -12,6 +12,7 @@
#include <linux/oprofile.h>
#include <linux/smp.h>
#include <asm/cpu-info.h>
#include <asm/cpu-type.h>
#include "op_impl.h"

1
arch/mips/pci/pci-bcm1480.c
Просмотреть файл

@ -39,6 +39,7 @@
#include <linux/mm.h>
#include <linux/console.h>
#include <linux/tty.h>
#include <linux/vt.h>
#include <asm/sibyte/bcm1480_regs.h>
#include <asm/sibyte/bcm1480_scd.h>

3
arch/mips/sibyte/bcm1480/setup.c
Просмотреть файл

@ -22,6 +22,7 @@
#include <linux/string.h>
#include <asm/bootinfo.h>
#include <asm/cpu.h>
#include <asm/mipsregs.h>
#include <asm/io.h>
#include <asm/sibyte/sb1250.h>
@ -119,7 +120,7 @@ void __init bcm1480_setup(void)
uint64_t sys_rev;
int plldiv;
sb1_pass = read_c0_prid() & 0xff;
sb1_pass = read_c0_prid() & PRID_REV_MASK;
sys_rev = __raw_readq(IOADDR(A_SCD_SYSTEM_REVISION));
soc_type = SYS_SOC_TYPE(sys_rev);
part_type = G_SYS_PART(sys_rev);

3
arch/mips/sibyte/sb1250/setup.c
Просмотреть файл

@ -22,6 +22,7 @@
#include <linux/string.h>
#include <asm/bootinfo.h>
#include <asm/cpu.h>
#include <asm/mipsregs.h>
#include <asm/io.h>
#include <asm/sibyte/sb1250.h>
@ -182,7 +183,7 @@ void __init sb1250_setup(void)
int plldiv;
int bad_config = 0;
sb1_pass = read_c0_prid() & 0xff;
sb1_pass = read_c0_prid() & PRID_REV_MASK;
sys_rev = __raw_readq(IOADDR(A_SCD_SYSTEM_REVISION));
soc_type = SYS_SOC_TYPE(sys_rev);
soc_pass = G_SYS_REVISION(sys_rev);

3
arch/mips/sni/setup.c
Просмотреть файл

@ -25,6 +25,7 @@
#endif
#include <asm/bootinfo.h>
#include <asm/cpu.h>
#include <asm/io.h>
#include <asm/reboot.h>
#include <asm/sni.h>
@ -173,7 +174,7 @@ void __init plat_mem_setup(void)
system_type = "RM300-Cxx";
break;
case SNI_BRD_PCI_DESKTOP:
switch (read_c0_prid() & 0xff00) {
switch (read_c0_prid() & PRID_IMP_MASK) {
case PRID_IMP_R4600:
case PRID_IMP_R4700:
system_type = "RM200-C20";

44
arch/openrisc/include/asm/prom.h
Просмотреть файл

@ -14,53 +14,9 @@
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include <linux/of.h> /* linux/of.h gets to determine #include ordering */
#ifndef _ASM_OPENRISC_PROM_H
#define _ASM_OPENRISC_PROM_H
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <asm/irq.h>
#include <linux/irqdomain.h>
#include <linux/atomic.h>
#include <linux/of_irq.h>
#include <linux/of_fdt.h>
#include <linux/of_address.h>
#include <linux/proc_fs.h>
#include <linux/platform_device.h>
#define HAVE_ARCH_DEVTREE_FIXUPS
/* Other Prototypes */
extern int early_uartlite_console(void);
/* Parse the ibm,dma-window property of an OF node into the busno, phys and
* size parameters.
*/
void of_parse_dma_window(struct device_node *dn, const void *dma_window_prop,
unsigned long *busno, unsigned long *phys, unsigned long *size);
extern void kdump_move_device_tree(void);
/* Get the MAC address */
extern const void *of_get_mac_address(struct device_node *np);
/**
* of_irq_map_pci - Resolve the interrupt for a PCI device
* @pdev: the device whose interrupt is to be resolved
* @out_irq: structure of_irq filled by this function
*
* This function resolves the PCI interrupt for a given PCI device. If a
* device-node exists for a given pci_dev, it will use normal OF tree
* walking. If not, it will implement standard swizzling and walk up the
* PCI tree until an device-node is found, at which point it will finish
* resolving using the OF tree walking.
*/
struct pci_dev;
extern int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq);
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_OPENRISC_PROM_H */

4
arch/powerpc/boot/Makefile
Просмотреть файл

@ -74,7 +74,7 @@ src-wlib-$(CONFIG_8xx) += mpc8xx.c planetcore.c
src-wlib-$(CONFIG_PPC_82xx) += pq2.c fsl-soc.c planetcore.c
src-wlib-$(CONFIG_EMBEDDED6xx) += mv64x60.c mv64x60_i2c.c ugecon.c
src-plat-y := of.c
src-plat-y := of.c epapr.c
src-plat-$(CONFIG_40x) += fixed-head.S ep405.c cuboot-hotfoot.c \
treeboot-walnut.c cuboot-acadia.c \
cuboot-kilauea.c simpleboot.c \
@ -97,7 +97,7 @@ src-plat-$(CONFIG_EMBEDDED6xx) += cuboot-pq2.c cuboot-mpc7448hpc2.c \
prpmc2800.c
src-plat-$(CONFIG_AMIGAONE) += cuboot-amigaone.c
src-plat-$(CONFIG_PPC_PS3) += ps3-head.S ps3-hvcall.S ps3.c
src-plat-$(CONFIG_EPAPR_BOOT) += epapr.c
src-plat-$(CONFIG_EPAPR_BOOT) += epapr.c epapr-wrapper.c
src-wlib := $(sort $(src-wlib-y))
src-plat := $(sort $(src-plat-y))

9
arch/powerpc/boot/epapr-wrapper.c Normal file
Просмотреть файл

@ -0,0 +1,9 @@
extern void epapr_platform_init(unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6,
unsigned long r7);
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
epapr_platform_init(r3, r4, r5, r6, r7);
}

4
arch/powerpc/boot/epapr.c
Просмотреть файл

@ -48,8 +48,8 @@ static void platform_fixups(void)
fdt_addr, fdt_totalsize((void *)fdt_addr), ima_size);
}
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
void epapr_platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
epapr_magic = r6;
ima_size = r7;

16
arch/powerpc/boot/of.c
Просмотреть файл

@ -26,6 +26,9 @@
static unsigned long claim_base;
void epapr_platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7);
static void *of_try_claim(unsigned long size)
{
unsigned long addr = 0;
@ -61,7 +64,7 @@ static void of_image_hdr(const void *hdr)
}
}
void platform_init(unsigned long a1, unsigned long a2, void *promptr)
static void of_platform_init(unsigned long a1, unsigned long a2, void *promptr)
{
platform_ops.image_hdr = of_image_hdr;
platform_ops.malloc = of_try_claim;
@ -81,3 +84,14 @@ void platform_init(unsigned long a1, unsigned long a2, void *promptr)
loader_info.initrd_size = a2;
}
}
void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7)
{
/* Detect OF vs. ePAPR boot */
if (r5)
of_platform_init(r3, r4, (void *)r5);
else
epapr_platform_init(r3, r4, r5, r6, r7);
}

9
arch/powerpc/boot/wrapper
Просмотреть файл

@ -148,18 +148,18 @@ make_space=y
case "$platform" in
pseries)
platformo=$object/of.o
platformo="$object/of.o $object/epapr.o"
link_address='0x4000000'
;;
maple)
platformo=$object/of.o
platformo="$object/of.o $object/epapr.o"
link_address='0x400000'
;;
pmac|chrp)
platformo=$object/of.o
platformo="$object/of.o $object/epapr.o"
;;
coff)
platformo="$object/crt0.o $object/of.o"
platformo="$object/crt0.o $object/of.o $object/epapr.o"
lds=$object/zImage.coff.lds
link_address='0x500000'
pie=
@ -253,6 +253,7 @@ treeboot-iss4xx-mpic)
platformo="$object/treeboot-iss4xx.o"
;;
epapr)
platformo="$object/epapr.o $object/epapr-wrapper.o"
link_address='0x20000000'
pie=-pie
;;

4
arch/powerpc/include/asm/irq.h
Просмотреть файл

@ -69,9 +69,9 @@ extern struct thread_info *softirq_ctx[NR_CPUS];
extern void irq_ctx_init(void);
extern void call_do_softirq(struct thread_info *tp);
extern int call_handle_irq(int irq, void *p1,
struct thread_info *tp, void *func);
extern void call_do_irq(struct pt_regs *regs, struct thread_info *tp);
extern void do_IRQ(struct pt_regs *regs);
extern void __do_irq(struct pt_regs *regs);
int irq_choose_cpu(const struct cpumask *mask);

4
arch/powerpc/include/asm/processor.h
Просмотреть файл

@ -149,8 +149,6 @@ typedef struct {
struct thread_struct {
unsigned long ksp; /* Kernel stack pointer */
unsigned long ksp_limit; /* if ksp <= ksp_limit stack overflow */
#ifdef CONFIG_PPC64
unsigned long ksp_vsid;
#endif
@ -162,6 +160,7 @@ struct thread_struct {
#endif
#ifdef CONFIG_PPC32
void *pgdir; /* root of page-table tree */
unsigned long ksp_limit; /* if ksp <= ksp_limit stack overflow */
#endif
#ifdef CONFIG_PPC_ADV_DEBUG_REGS
/*
@ -321,7 +320,6 @@ struct thread_struct {
#else
#define INIT_THREAD { \
.ksp = INIT_SP, \
.ksp_limit = INIT_SP_LIMIT, \
.regs = (struct pt_regs *)INIT_SP - 1, /* XXX bogus, I think */ \
.fs = KERNEL_DS, \
.fpr = {{0}}, \

3
arch/powerpc/kernel/asm-offsets.c
Просмотреть файл

@ -80,10 +80,11 @@ int main(void)
DEFINE(TASKTHREADPPR, offsetof(struct task_struct, thread.ppr));
#else
DEFINE(THREAD_INFO, offsetof(struct task_struct, stack));
DEFINE(THREAD_INFO_GAP, _ALIGN_UP(sizeof(struct thread_info), 16));
DEFINE(KSP_LIMIT, offsetof(struct thread_struct, ksp_limit));
#endif /* CONFIG_PPC64 */
DEFINE(KSP, offsetof(struct thread_struct, ksp));
DEFINE(KSP_LIMIT, offsetof(struct thread_struct, ksp_limit));
DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
#ifdef CONFIG_BOOKE
DEFINE(THREAD_NORMSAVES, offsetof(struct thread_struct, normsave[0]));

100
arch/powerpc/kernel/irq.c
Просмотреть файл

@ -441,50 +441,6 @@ void migrate_irqs(void)
}
#endif
static inline void handle_one_irq(unsigned int irq)
{
struct thread_info *curtp, *irqtp;
unsigned long saved_sp_limit;
struct irq_desc *desc;
desc = irq_to_desc(irq);
if (!desc)
return;
/* Switch to the irq stack to handle this */
curtp = current_thread_info();
irqtp = hardirq_ctx[smp_processor_id()];
if (curtp == irqtp) {
/* We're already on the irq stack, just handle it */
desc->handle_irq(irq, desc);
return;
}
saved_sp_limit = current->thread.ksp_limit;
irqtp->task = curtp->task;
irqtp->flags = 0;
/* Copy the softirq bits in preempt_count so that the
* softirq checks work in the hardirq context. */
irqtp->preempt_count = (irqtp->preempt_count & ~SOFTIRQ_MASK) |
(curtp->preempt_count & SOFTIRQ_MASK);
current->thread.ksp_limit = (unsigned long)irqtp +
_ALIGN_UP(sizeof(struct thread_info), 16);
call_handle_irq(irq, desc, irqtp, desc->handle_irq);
current->thread.ksp_limit = saved_sp_limit;
irqtp->task = NULL;
/* Set any flag that may have been set on the
* alternate stack
*/
if (irqtp->flags)
set_bits(irqtp->flags, &curtp->flags);
}
static inline void check_stack_overflow(void)
{
#ifdef CONFIG_DEBUG_STACKOVERFLOW
@ -501,9 +457,9 @@ static inline void check_stack_overflow(void)
#endif
}
void do_IRQ(struct pt_regs *regs)
void __do_irq(struct pt_regs *regs)
{
struct pt_regs *old_regs = set_irq_regs(regs);
struct irq_desc *desc;
unsigned int irq;
irq_enter();
@ -519,18 +475,56 @@ void do_IRQ(struct pt_regs *regs)
*/
irq = ppc_md.get_irq();
/* We can hard enable interrupts now */
/* We can hard enable interrupts now to allow perf interrupts */
may_hard_irq_enable();
/* And finally process it */
if (irq != NO_IRQ)
handle_one_irq(irq);
else
if (unlikely(irq == NO_IRQ))
__get_cpu_var(irq_stat).spurious_irqs++;
else {
desc = irq_to_desc(irq);
if (likely(desc))
desc->handle_irq(irq, desc);
}
trace_irq_exit(regs);
irq_exit();
}
void do_IRQ(struct pt_regs *regs)
{
struct pt_regs *old_regs = set_irq_regs(regs);
struct thread_info *curtp, *irqtp;
/* Switch to the irq stack to handle this */
curtp = current_thread_info();
irqtp = hardirq_ctx[raw_smp_processor_id()];
/* Already there ? */
if (unlikely(curtp == irqtp)) {
__do_irq(regs);
set_irq_regs(old_regs);
return;
}
/* Prepare the thread_info in the irq stack */
irqtp->task = curtp->task;
irqtp->flags = 0;
/* Copy the preempt_count so that the [soft]irq checks work. */
irqtp->preempt_count = curtp->preempt_count;
/* Switch stack and call */
call_do_irq(regs, irqtp);
/* Restore stack limit */
irqtp->task = NULL;
/* Copy back updates to the thread_info */
if (irqtp->flags)
set_bits(irqtp->flags, &curtp->flags);
set_irq_regs(old_regs);
}
@ -592,28 +586,22 @@ void irq_ctx_init(void)
memset((void *)softirq_ctx[i], 0, THREAD_SIZE);
tp = softirq_ctx[i];
tp->cpu = i;
tp->preempt_count = 0;
memset((void *)hardirq_ctx[i], 0, THREAD_SIZE);
tp = hardirq_ctx[i];
tp->cpu = i;
tp->preempt_count = HARDIRQ_OFFSET;
}
}
static inline void do_softirq_onstack(void)
{
struct thread_info *curtp, *irqtp;
unsigned long saved_sp_limit = current->thread.ksp_limit;
curtp = current_thread_info();
irqtp = softirq_ctx[smp_processor_id()];
irqtp->task = curtp->task;
irqtp->flags = 0;
current->thread.ksp_limit = (unsigned long)irqtp +
_ALIGN_UP(sizeof(struct thread_info), 16);
call_do_softirq(irqtp);
current->thread.ksp_limit = saved_sp_limit;
irqtp->task = NULL;
/* Set any flag that may have been set on the

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