Commit Graph

11 Commits

Author SHA1 Message Date
Linus Torvalds
4d26aa3054 ARM: arm-soc non-critical fixes for 3.10
Here is a collection of fixes (and some intermixed cleanups) that were
 considered less important and thus not included in the later parts of
 the 3.9-rc cycle.
 
 It's a bit all over the map, contents wise. A series of ux500 fixes
 and cleanups, a bunch of various fixes for OMAP and tegra, and some for
 Freescale i.MX and even Qualcomm MSM.
 
 Note that there's also a patch on this branch to globally turn off
 -Wmaybe-uninitialized when building with -Os. It's been posted several
 times by Arnd and no dissent was raised, but nobody seemed interested
 to pick it up. So here it is, as the topmost patch.
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Merge tag 'fixes-nc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC non-critical fixes from Olof Johansson:
 "Here is a collection of fixes (and some intermixed cleanups) that were
  considered less important and thus not included in the later parts of
  the 3.9-rc cycle.

  It's a bit all over the map, contents wise.  A series of ux500 fixes
  and cleanups, a bunch of various fixes for OMAP and tegra, and some
  for Freescale i.MX and even Qualcomm MSM.

  Note that there's also a patch on this branch to globally turn off
  -Wmaybe-uninitialized when building with -Os.  It's been posted
  several times by Arnd and no dissent was raised, but nobody seemed
  interested to pick it up.  So here it is, as the topmost patch."

* tag 'fixes-nc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (70 commits)
  Turn off -Wmaybe-uninitialized when building with -Os
  ARM: orion5x: include linux/cpu.h
  ARM: tegra: call cpu_do_idle from C code
  ARM: u300: fix ages old copy/paste bug
  ARM: OMAP2+: add dependencies on ARCH_MULTI_V6/V7
  ARM: tegra: solve adr range issue with THUMB2_KERNEL enabled
  ARM: tegra: fix relocation truncated error when THUMB2_KERNEL enabled
  ARM: tegra: fix build error when THUMB2_KERNEL enabled
  ARM: msm: Fix uncompess.h tx underrun check
  ARM: vexpress: Remove A9 PMU compatible values for non-A9 platforms
  ARM: cpuimx27 and mbimx27: prepend CONFIG_ to Kconfig macro
  ARM: OMAP2+: fix typo "CONFIG_BRIDGE_DVFS"
  ARM: OMAP1: remove "config MACH_OMAP_HTCWIZARD"
  ARM: mach-imx: mach-imx6q: Fix sparse warnings
  ARM: mach-imx: src: Include "common.h
  ARM: mach-imx: gpc: Include "common.h"
  ARM: mach-imx: avic: Staticize *avic_base
  ARM: mach-imx: tzic: Staticize *tzic_base
  ARM: mach-imx: clk: Include "clk.h"
  ARM: mach-imx: clk-busy: Staticize clk_busy_mux_ops
  ...
2013-05-02 08:56:55 -07:00
Arnd Bergmann
6abb057679 ARM: tegra: minor fixes
This branch contains a variety of small build and run-time fixes that
 weren't important enough for 3.9.
 
 * Enable CPU errata WARs in secondary reset handler as a preparation
   for multi-platform support, and a related fix.
 * Don't touch DBLGAR in reset/resume handlers, so enable the code to
   run on A15 cores.
 * Minor build fixes.
 * A fix to the Tegra clock driver.
 * Some error-handling fixes.
 
 This branch is based on the previous fixes-for-mmc pull request.
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Merge tag 'tegra-for-3.10-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra into next/fixes-non-critical

From Stephen Warren <swarren@wwwdotorg.org>:

ARM: tegra: minor fixes

This branch contains a variety of small build and run-time fixes that
weren't important enough for 3.9.

* Enable CPU errata WARs in secondary reset handler as a preparation
  for multi-platform support, and a related fix.
* Don't touch DBLGAR in reset/resume handlers, so enable the code to
  run on A15 cores.
* Minor build fixes.
* A fix to the Tegra clock driver.
* Some error-handling fixes.

This branch is based on the previous fixes-for-mmc pull request.

* tag 'tegra-for-3.10-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra:
  ARM: tegra: powergate: Don't error out if new state == old state
  ARM: tegra: Export tegra_powergate_sequence_power_up()
  memory: tegra30: Fix build error w/o PM
  ARM: tegra: fix ignored return value of regulator_enable
  ARM: tegra: fix the logical detection of power on sequence of warm boot CPUs
  ARM: tegra: Fix unchecked return value
  ARM: tegra: don't unlock MMIO access to DBGLAR
  clk: tegra: No 7.1 super clk dividers on Tegra20
  ARM: tegra: remove save/restore of CPU diag register
  ARM: tegra: add CPU errata WARs to Tegra reset handler
  ARM: dts: tegra: fix the activate polarity of cd-gpio in mmc host

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-04-09 15:10:50 +02:00
Thierry Reding
0f1bc12e9e clk: tegra: Allow PLLE training to succeed
Under some circumstances the PLLE needs to be retrained, in which case
access to the PMC registers is required. Fix this by passing a pointer
to the PMC registers instead of NULL when registering the PLLE clock.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-By: Peter De Schrijver <pdeschrijver@nvidia.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
2013-04-01 11:44:38 -07:00
Peter De Schrijver
bf161d2163 clk: tegra: No 7.1 super clk dividers on Tegra20
Unlike Tegra30, Tegra20 does not have a 7.1 divider for the CPU superclk.
Remove the clocks related to the divider.

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-03-11 14:29:22 -06:00
Prashant Gaikwad
984b839337 clk: Tegra: Remove duplicate smp_twd clock
Remove duplicate smp_twd clocks as these clocks are accessed using
DT now.

Signed-off-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-03-04 17:16:37 -08:00
Laxman Dewangan
527fad1bc5 clk: tegra: initialise parent of uart clocks
Initialise the parent of UARTs to PLLP and disabling clock by
default.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-02-13 11:17:03 -07:00
Stephen Warren
0203d91247 clk: tegra: fix driver to match DT binding
enum tegra*_clk is intended to match the IDs listed in the Tegra clock
bindings. There are a few mismatches, which this patch fixes:

1) pll_s and cop were left out of the Tegra20 enum.

2) spdif_in and spdif_out were swapped relative to the Tegra30 binding.

3) i2cslow was misnamed as i2c_slow, and a duplicate i2cslow clock added
   to the Tegra30 enum.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de>
Tested-by: Thierry Reding <thierry.reding@avionic-design.de>
2013-02-13 11:17:02 -07:00
Peter De Schrijver
d076a206b2 clk: tegra: Add missing spinlock for hclk and pclk
The hclk and pclk clocks are controlled by the same register. Hence a lock is
required to avoid corruption.

Signed-off-by: Peter De Schrijver <pdeschrijver@nvidia.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
Reviewed-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-02-12 10:29:13 -07:00
Joseph Lo
4a2e32794e clk: tegra20: Implementing CPU low-power function for tegra_cpu_car_ops
Implementing suspend, resume and rail_off_ready API for tegra_cpu_car_ops. These
functions were used for CPU powered-down state maintenance.

Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-01-28 11:20:38 -07:00
Prashant Gaikwad
e5dd263022 clk: tegra20: remove unused TEGRA_CLK_DUPLICATE()s
With device tree support added for Tegra clocks look up is done from
device tree, remove unused TEGRA_CLK_DUPLICATE()s.

Signed-off-by: Prashant Gaikwad <pgaikwad@nvidia.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-01-28 11:19:34 -07:00
Prashant Gaikwad
37c26a9065 clk: tegra: add clock support for Tegra20
Add Tegra20 clock support based on common clock framework.

Signed-off-by: Prashant Gaikwad <pgaikwad@nvidia.com>
[swarren: s/1GHz/100MHz/ in call to tegra_clk_plle() to fix PCIe,
implemented KBC clock, ensure all OF lookups return valid cookies i.e.
an explicit error pointer or valid pointer not NULL, adapt to renames
in earlier patches, fixed some checkpatch issues.]
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-01-28 11:19:07 -07:00