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85 Commits

Author SHA1 Message Date
Kevin Hilman
cd2f43a1f7 This patch updates the davinci watchdog
platform device name from generic "watchdog"
 to something more specific.
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Merge tag 'davinci-for-v3.14/watchdog' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/drivers

From Sekhar Nori:
This patch updates the davinci watchdog
platform device name from generic "watchdog"
to something more specific.

* tag 'davinci-for-v3.14/watchdog' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
  watchdog: davinci: rename platform driver to davinci-wdt

Signed-off-by: Kevin Hilman <khilman@linaro.org>
2014-01-16 13:59:52 -08:00
Ivan Khoronzhuk
843748123d watchdog: davinci: rename platform driver to davinci-wdt
As we switch to use the watchdog core which permits more than one
active watchdog in the system, rename platform driver to
"davinci-wdt" to be identifiable.

Acked-by: Wim Van Sebroeck <wim@iguana.be>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2014-01-09 16:48:31 +05:30
Lad, Prabhakar
d3422a18db gpio: davinci: remove unused variable intc_irq_num
As the davinci-gpio driver is migrated to use irqdomain
there is no need to pass the irq base for the gpio driver.
This patch removes this variable from davinci_gpio_platform_data
and also the refrences from the machine file.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-12-26 00:02:11 +05:30
KV Sujith
f606d38de7 ARM: davinci: da8xx: support gpio platform device
DaVinci GPIO driver now uses platform device model.
Convert DA8XX SoC code to use the new model.

Add da8xx_register_gpio() to create platform device for da8xx
platforms.

Signed-off-by: KV Sujith <sujithkv@ti.com>
Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
[nsekhar@ti.com: simplify commit message]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
2013-09-24 10:48:44 +05:30
Lad, Prabhakar
46c1833467 ARM: davinci: fix clock lookup for mdio device
This patch removes the clock alias for mdio device and adds a entry
in clock lookup table, this entry can now be used by both DT and
non-DT case.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-08-22 00:39:01 +05:30
Manjunathappa, Prakash
323761bb75 ARM: davinci: serial: remove davinci_serial_setup_clk()
Get rid of davinci_serial_setup_clk() since its not called
from multiple places now. Instead initialize clock in
davinci_serial_init() itself. This also helps get rid of
"serial_dev" member of struct davinci_soc_info.

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>
Suggested-by: Sekhar Nori <nsekhar@ti.com>
[nsekhar@ti.com: split removal of davinci_serial_setup_clk()
		 into a separate patch.]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-08-22 00:38:59 +05:30
Manjunathappa, Prakash
19955c3d74 ARM: davinci: uart: move to devid based clk_get
For modules having single clock, clk_get should be done with dev_id.
But current davinci implementation handles multiple instances
of the UART devices with single platform_device_register. Hence clk_get
is based on con_id rather than dev_id, this is not correct. Do
platform_device_register for each instance and clk_get on dev_id.

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>
[nsekhar@ti.com: actually stop using con_id in clk_get(), squash the
		 patch adding OF aux data into this one]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-07-22 15:34:55 +05:30
Viresh Kumar
5070158804 cpufreq: rename index as driver_data in cpufreq_frequency_table
The "index" field of struct cpufreq_frequency_table was never an
index and isn't used at all by the cpufreq core.  It only is useful
for cpufreq drivers for their internal purposes.

Many people nowadays blindly set it in ascending order with the
assumption that the core will use it, which is a mistake.

Rename it to "driver_data" as that's what its purpose is. All of its
users are updated accordingly.

[rjw: Changelog]
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-06-04 14:25:59 +02:00
Manjunathappa, Prakash
d7ca4c755a ARM: davinci: mmc: derive version information from device name
Remove specifying mmc controller IP version information via platform
data, instead specify device name so that driver derives it from
platform_device_id table. Also change the clock node name to match
the changed dev_id.
Tested on da850-evm to make sure driver loads without clk_get failures.

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>
Reviewed-by: Sekhar Nori <nsekhar@ti.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Chris Ball <cjb@laptop.org>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-04-03 09:42:16 +05:30
Philip Avinash
bb170e6118 ARM: davinci: da850: add ECAP & EHRPWM clock nodes
Add ECAP and EHRPWM module clock nodes. Also add a clock
node for TBCLK for EHRWPM.

Signed-off-by: Philip Avinash <avinashphilip@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-04-01 17:17:10 +05:30
Robert Tivy
09810a853b ARM: davinci: da850: add dsp clock definition
Added dsp clock definition, keyed to "davinci-rproc.0".
DSP clocks is derived from pll0 sysclk1. Add a clock tree
node for that too.

Signed-off-by: Robert Tivy <rtivy@ti.com>
[nsekhar@ti.com: merge addition of pll0 sysclk1 and dsp clock
into one commit. Add PSC_FORCE to dsp clock node to handle the
case where DSP does not go into IDLE and its clock needs to
be disabled.]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2013-01-24 10:54:08 +05:30
Linus Torvalds
2b8318881d fbdev changes for 3.8:
OMAPDSS changes, including:
 - use dynanic debug prints
 - OMAP platform dependency removals
 - Creation of compat-layer, helping us to improve omapdrm
 - Misc cleanups, aiming to make omadss more in line with the upcoming common
   display framework
 
 Exynos DP changes for the 3.8 merge window:
 - Device Tree support for Samsung Exynos DP
 - SW Link training is cleaned up.
 - HPD interrupt is supported.
 
 Samsung Framebuffer changes for the 3.8 merge window:
 - The bit definitions of header file are updated.
 - Some minor typos are fixed.
 - Some minor bugs of s3c_fb_check_var() are fixed.
 
 FB related changes for SH Mobile, Freescale DIU
 
 Add support for the Solomon SSD1307 OLED Controller
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Merge tag 'fbdev-for-3.8' of git://gitorious.org/linux-omap-dss2/linux

Pull fbdev changes from Tomi Valkeinen:
 "OMAPDSS changes, including:
   - use dynanic debug prints
   - OMAP platform dependency removals
   - Creation of compat-layer, helping us to improve omapdrm
   - Misc cleanups, aiming to make omadss more in line with the upcoming
     common display framework

  Exynos DP changes for the 3.8 merge window:
   - Device Tree support for Samsung Exynos DP
   - SW Link training is cleaned up.
   - HPD interrupt is supported.

  Samsung Framebuffer changes for the 3.8 merge window:
   - The bit definitions of header file are updated.
   - Some minor typos are fixed.
   - Some minor bugs of s3c_fb_check_var() are fixed.

  FB related changes for SH Mobile, Freescale DIU

  Add support for the Solomon SSD1307 OLED Controller"

* tag 'fbdev-for-3.8' of git://gitorious.org/linux-omap-dss2/linux: (191 commits)
  OMAPDSS: fix TV-out issue with DSI PLL
  Revert "OMAPFB: simplify locking"
  OMAPFB: remove silly loop in fb2display()
  OMAPFB: fix error handling in omapfb_find_best_mode()
  OMAPFB: use devm_kzalloc to allocate omapfb2_device
  OMAPDSS: DISPC: remove dispc fck uses
  OMAPDSS: DISPC: get dss clock rate from dss driver
  drivers/video/console/softcursor.c: remove redundant NULL check before kfree()
  drivers/video: add support for the Solomon SSD1307 OLED Controller
  OMAPDSS: use omapdss_compat_init() in other drivers
  OMAPDSS: export dispc functions
  OMAPDSS: export dss_feat functions
  OMAPDSS: export dss_mgr_ops functions
  OMAPDSS: separate compat files in the Makefile
  OMAPDSS: move display sysfs init to compat layer
  OMAPDSS: DPI: use dispc's check_timings
  OMAPDSS: DISPC: add dispc_ovl_check()
  OMAPDSS: move irq handling to dispc-compat
  OMAPDSS: move omap_dispc_wait_for_irq_interruptible_timeout to dispc-compat.c
  OMAPDSS: move blocking mgr enable/disable to compat layer
  ...

Conflicts:
	arch/arm/mach-davinci/devices-da8xx.c
	arch/arm/plat-omap/common.c
	drivers/media/platform/omap/omap_vout.c
2012-12-15 13:03:48 -08:00
Manjunathappa
81cec3c756 video: da8xx-fb: clk_get on connection id fck
do clk_get on connection id "fck" to support OMAP based
platforms having multiple clocks for module. Without this
driver change clk_get fails on am335x.

This patch is based on the discussion in community
http://marc.info/?l=linux-kernel&m=135166018907827&w=2

Signed-off-by: Manjunathappa <prakash.pm@ti.com>
Cc: Vaibhav Hiremath <hvaibhav@ti.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
2012-11-27 11:52:40 +02:00
Matt Porter
8e0d72d2c7 ARM: davinci: da8xx: add DA850 PRUSS support
Adds PRUSS clock support and registration helper for the
uio_pruss device.

Signed-off-by: Matt Porter <mporter@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2012-10-27 16:28:36 +05:30
Subhasish Ghosh
c94472d4ad ARM: davinci: da850: changed SRAM allocator to shared ram.
This patch modifies the sram allocator to allocate memory
from the DA8XX shared RAM.

Regression tested suspend/resume on AM180x EVM.

Signed-off-by: Subhasish Ghosh <subhasish@mistralsolutions.com>
[rebased onto consolidated SRAM patches]
Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca>
[rebased to mainline as consolidated SRAM patches were dropped]
Signed-off-by: Matt Porter <mporter@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2012-10-27 16:28:34 +05:30
Ben Gardiner
626863a3f3 ARM: davinci: sram: switch from iotable to ioremapped regions
The current davinci init sets up SRAM in iotables. There has been
an observed failure to boot a da850 with 128K specified in the
iotable.

Make the davinci sram allocator do an ioremap of the region
specified by the entries in davinci_soc_info before registering
with gen_pool_add_virt(). Remove all iotable SRAM mappings and
SRAM_VIRT.

Regression tested suspend/resume on AM180x EVM.

Signed-off-by: Ben Gardiner <bengardiner@nanometrics.ca>
Signed-off-by: Matt Porter <mporter@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2012-10-27 16:28:33 +05:30
Mauro Carvalho Chehab
bf3b202b41 Merge branch 'staging/for_v3.7' into v4l_for_linus
Applied on the top of changeset 782cd9e, as some of those patches
depend on some fixes that went via -arm tree.

* staging/for_v3.7: (109 commits)
  [media] m5mols: Add missing #include <linux/sizes.h>
  [media] stk1160: Add support for S-Video input
  Revert "[media] omap3isp: Replace cpu_is_omap3630() with ISP revision check"
  [media]  dvb: LNA implementation changes
  [media] v4l2-ioctl: fix W=1 warnings
  [media] v4l2-ioctl: add blocks check for VIDIOC_SUBDEV_G/S_EDID
  [media] omap3isp: Fix compilation error in ispreg.h
  [media] rc-msi-digivox-ii: Add full scan keycodes
  [media] cx25821: testing the wrong variable
  [media] tda18271-common: hold the I2C adapter during write transfers
  [media] ds3000: add module parameter to force firmware upload
  [media] drivers/media: Remove unnecessary semicolon
  [media] winbond: remove space from driver name
  [media] iguanair: cannot send data from the stack
  [media] omap3isp: Replace cpu_is_omap3630() with ISP revision check
  [media] dvb-usb: print small buffers via %*ph
  [media] uvc: Add return code check at vb2_queue_init()
  [media] em28xx: Replace memcpy with struct assignment
  [media] bt8xx: Add video4linux control V4L2_CID_COLOR_KILLER
  [media] mem2mem_testdev: Use devm_kzalloc() in probe
  ...
2012-10-11 15:07:19 -03:00
Olof Johansson
0b33162ec5 Merge branch 'late/fixes' into fixes
This is a series from Arnd that fixes a number of compiler warnings
when building defconfigs on ARM.

* late/fixes:
  ARM: footbridge: nw_gpio_lock is raw_spin_lock
  ARM: mv78xx0: correct addr_map_cfg __initdata annotation
  ARM: footbridge: remove RTC_IRQ definition
  ARM: soc: dependency warnings for errata
  ARM: ks8695: __arch_virt_to_dma type handling
  ARM: rpc: check device_register return code in ecard_probe
  ARM: davinci: don't mark da850_register_cpufreq as __init
  ARM: iop13xx: fix iq81340sc_atux_map_irq prototype
  ARM: iop13xx: mark iop13xx_scan_bus as __devinit
  ARM: mv78xx0: mark mv78xx0_timer_init as __init_refok
  ARM: s3c24xx: fix multiple section mismatch warnings
  ARM: at91: unused variable in at91_pm_verify_clocks
  ARM: at91: skip at91_io_desc definition for NOMMU
  ARM: pxa: work around duplicate definition of GPIO24_SSP1_SFRM
  ARM: pxa: remove sharpsl_fatal_check function
  ARM: pxa: define palmte2_pxa_keys conditionally
  ARM: pxa: Wunused-result warning in viper board file
  ARM: shark: fix shark_pci_init return code

Fixed trivial conflicts in arch/arm/mach-at91/setup.c.

Signed-off-by: Olof Johansson <olof@lixom.net>
2012-10-07 07:22:32 -07:00
Arnd Bergmann
5063557ac0 ARM: davinci: don't mark da850_register_cpufreq as __init
The mityomapl138_cpufreq_init and read_factory_config function in
board-mityomapl138.c are not __init functions and might be called
at a later stage, so da850_register_cpufreq must not be __init either.

Without this patch, building da8xx_omapl_defconfig results in:

WARNING: arch/arm/mach-davinci/built-in.o(.text+0x2eb4): Section mismatch in reference from the function read_factory_config() to the function .init.text:da850_register_cpufreq()
The function read_factory_config() references
the function __init da850_register_cpufreq().
This is often because read_factory_config lacks a __init
annotation or the annotation of da850_register_cpufreq is wrong.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Cc: Kevin Hilman <khilman@ti.com>
2012-10-07 10:33:08 +02:00
Manjunath Hadli
154d54a8ce [media] ARM: davinci: da850: Add SoC related definitions for VPIF
Add clock, pin mux definitions and registration function for
VPIF capture and display driver on DA850/OMAP-L138 SoC.

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-05 21:58:35 -03:00
Andi Kleen
bcad6dc363 sections: fix section conflicts in arch/arm/
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-06 03:04:38 +09:00
Uwe Kleine-König
30c766bdec ARM: davinci: DA850: move da850_register_pm to .init.text
All callers (board-mityomapl138.c and board-da850-evm.c) use it in
__init functions only.

This fixes:

	WARNING: vmlinux.o(.text+0xd664): Section mismatch in reference from the function da850_register_pm() to the function .init.text:da8xx_get_mem_ctlr()
	The function da850_register_pm() references
	the function __init da8xx_get_mem_ctlr().
	This is often because da850_register_pm lacks a __init
	annotation or the annotation of da8xx_get_mem_ctlr is wrong.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2012-03-13 02:11:33 +05:30
Bas van den Berg
7c655099b2 ARM: davinci: DA850: remove non-existing pll1_sysclk4-7 clocks
DA850: sysclk4-7 only exist for pll0. for pll1 sysclk1-3 exist.

Remove the non-existing clocks.

Signed-off-by: Bas van den Berg <b.van.den.berg.nl@gmail.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2012-01-20 21:56:28 +05:30
Sekhar Nori
c6121ddd1f ARM: 7190/1: restart: davinci: use new restart hook
Rather than using DaVinci specific davinci_soc_info based
restart hook, use the restart hook available in the machine
descriptor instead.

Tested on DM365 and AM18x EVMs.

v2:
Changed to use restart hook in machine descriptor
per Russell's comment.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-01-05 12:57:09 +00:00
Arnd Bergmann
efa62e1355 Merge branch 'depends/rmk/gpio' into next/devel
Conflicts:
	arch/arm/mach-mxs/include/mach/gpio.h
	arch/arm/plat-mxc/include/mach/gpio.h

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2011-10-31 23:46:42 +01:00
Ido Yariv
6836989c35 ARM: davinci: DA850: Add GPIO pinmux configuration for wl1271
The wl1271 daughter board makes use of a few GPIOs:
GPIO6_9 is used for powering down/up the WLAN functionality.
GPIO6_10 is used as an input IRQ line from the WLAN chip.

Add the required pinmux configuration for these GPIOs.

Signed-off-by: Ido Yariv <ido@wizery.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2011-09-17 15:53:22 +05:30
Ido Yariv
5c4d11b477 ARM: davinci: DA850: Add MMC/SD1 pinmux configuration
AM18x has two MMC slots. Add the required pinmux configuration for the
second slot.

Signed-off-by: Ido Yariv <ido@wizery.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2011-09-17 15:53:22 +05:30
Linus Walleij
5f3fcf9649 ARM: 7040/1: mach-davinci: break out GPIO driver specifics
The <mach/gpio.h> file is included from upper directories
and deal with generic GPIO and gpiolib stuff. Break out the
platform and driver specific defines and functions into its own
header file.

Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Kevin Hilman <khilman@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-08-22 09:12:56 +01:00
Russell King
2f8163baad ARM: gpio: convert includes of mach/gpio.h and asm/gpio.h to linux/gpio.h
Convert arch/arm includes of mach/gpio.h and asm/gpio.h to linux/gpio.h
before we start consolidating the individual platform implementations
of the gpio header files.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2011-08-08 14:27:41 +01:00
Sekhar Nori
cbb2c9617a davinci: da850: add support for SATA interface
Add support for SATA controller on the
DA850/OMAP-L138/AM18x devices.

The patch adds the necessary clocks, platform
resources and a routine to initialize the SATA
controller.

The PHY configuration in this patch is
courtesy the work done by Zegeye Alemu,
Swaminathan and Mansoor Ahamed from TI.

While testing this patch, enable port multiplier
support iff you are actually using one. The
reasons of this behaviour are discussed
here: http://patchwork.ozlabs.org/patch/78163/

ChangeLog:
v3:
Removed fields which were being initialized
to zero in PHY configuration. Moved SATA base
address definition to the top of the file to
make it inline with what is done for the rest
of the modules.
v2:
Addressed comments from Sergei. Removed unnecessary
braces and removed unnecessary else after goto.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2011-07-08 11:13:08 +05:30
Christian Riesch
8d54297b90 davinci: da850: add a .set_rate method to ref_clk
This patch allows setting the input clock frequency of the SoC from
the board specific code using the davinci_set_refclk_rate function.

Suggested-by: Kevin Hilman <khilman@ti.com>
Signed-off-by: Christian Riesch <christian.riesch@omicron.at>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2011-07-06 22:07:30 +05:30
Sergei Shtylyov
e0c199d098 DA8xx: kill duplicate #define DA8XX_PLL1_BASE
Commit 044ca01521 (davinci: da850/omap-l138: add
support for SoC suspend) introduced DA8XX_PLL1_BASE despite PLL1 exists only on
DA850/OMAP-L138 and da850.c even already #define'd DA850_PLL1_BASE. Kill the
duplicate macro, renaming an existing reference to it...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
2011-05-06 12:10:54 +05:30
Lucas De Marchi
25985edced Fix common misspellings
Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
2011-03-31 11:26:23 -03:00
Michael Williamson
12d35cf374 davinci: da850: add spi device clock definitions
Add spi clock information for da850.

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-03-11 10:48:28 -08:00
Michael Williamson
a42f18c96d davinci: da850: remove unused uart pinmux arrays.
The da850 uart pinmux arrays are not used.  Remove them.

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Tested-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:29 -08:00
Michael Williamson
5a0d80ea80 davinci: da850: move da850_evm specific mmcsd pinmux array to board file.
The da850_mmcsd0_pins pinmux array contains pins that are specific to the
da850 evm board (the write protect and card detect GPIO pins).  Move
the array to the board file.

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Tested-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:29 -08:00
Michael Williamson
c840fc745f davinci: da850: move da850_evm specific mcasp pins to board file.
The da850_mcasp_pins pinmux array is specific to the da850_evm, and is
not generic.  Move the array to the board file, make it static initdata,
and rename it accordingly.

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Tested-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:29 -08:00
Michael Williamson
0b642b6a86 davinci: da850: remove unused emif pinmux array
The da850_emif25_pins pinmux array is not used.  Remove it.

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Tested-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:28 -08:00
Michael Williamson
8ae7545aae davinci: da850: remove unused pinmux array
The da850_cpgmac_pins pinmux array is not used.  Remove it.

Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Tested-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:28 -08:00
Sudhakar Rajashekhara
cbb691fb89 davinci: Add additional JTAG code for AM-1808 and OMAP-L138 Rev 2.0 SoCs
From: Sudhakar Rajashekhara <sudhakar.raj@ti.com>

The JTAG variant code for Rev-2.0 silicon of the OMAP-L138 has changed.
In addition, the variant code for the AM-1808 SoC appears to match
the Rev-2.0 code for the OMAP-L138.  Add an additional entry to support
these chips.

This patch is originally from a patch on the arago project, here:
http://arago-project.org/git/projects/?p=linux-omapl1.git;a=commit;h=6157618435e313a444cdf059702bd34036a6e2b7

Further information related to the need for this patch can be located at
http://e2e.ti.com/support/embedded/f/354/p/67290/248486.aspx
http://linux.davincidsp.com/pipermail/davinci-linux-open-source/2010-November/021224.html

This patch was tested using an AM-1808 SoC on a MityARM-1808 SoM card.  It
was also tested using a Rev 1.0 silicon OMAP-L138 on a MityDSP-L138F card.

Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Michael Williamson <michael.williamson@criticallink.com>
Tested-by: Michael Williamson <michael.williamson@criticallink.com>
Reported-by: Nicolas Luna <luna.id@gmail.com>
Reviewed-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:28 -08:00
Victor Rodriguez
5efe330ac1 davinci: USB clocks for Omapl138-Hawkboard
This patch adds USB1.1 and USB2.0 clocks for the Hawkboard-L138 system

Signed-off-by: Victor Rodriguez <vm.rod25@gmail.com>
Tested-by: Rene Gonzalez <renegs.2378@gmail.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:28 -08:00
Victor Rodriguez
fe358d6a04 davinci: MMC/SD and USB-OHCI configuration for Omapl138-Hawkboard
This patch defines Pin Mux configuration to enable MMC/SD
and USB-OHCI on the Hawkboard-L138 system

Signed-off-by: Victor Rodriguez <vm.rod25@gmail.com>
Tested-by: Rene Gonzalez <renegs.2378@gmail.com>
Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
2011-02-28 14:53:28 -08:00
Sekhar Nori
39e1455004 davinci: am18x/da850/omap-l138: add support for higher speed grades
AM18x/DA850/OMAP-L138 SoCs have variants that can operate
at a maximum of 456 MHz at 1.3V operating point. Also the
1.2V operating point has a variant that can support a maximum
of 375 MHz.

This patch adds three new OPPs (456 MHz, 408 MHz and 372 MHz)
to the list of DA850 OPPs.

Not all silicon is qualified to run at higher speeds and
unfortunately the maximum speed the chip can support can only
be determined from the label on the package (not software
readable).

Because of this, we depend on the maximum speed grade information
to be provided to us in some board specific way. The board informs
the maximum speed grade information by setting the da850_max_speed
variable.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-12-22 11:45:29 -08:00
Juha Kuikka
051a668733 DA850: Split MMCSD clock into two to support both MMCSD peripherals
Split mmcsd_clk into mmcsd0_clk and mmcsd1_clk and add davinci_mmc.1
in preparation for adding support for MMCSD1 peripheral in DA850.

Signed-off-by: Juha Kuikka <juha.kuikka@elektrobit.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-24 07:40:26 -07:00
Sergei Shtylyov
85b8307fd0 DA850: move MII/RMII pin lists to the board file
The CPGMAC pin list in da850.c was incorrectly split into two MII/RMII mode
specific pin lists, while what pin group is used is a function of how the board
is wired.  Copy the pin lists to board-da850-evm.c, renaming them accordingly,
and merge the two lists in da850.c into one, da850_cpgmac_pins[], representing
the CPGMAC module as a whole...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Tested-by: Ben Gardiner <bengardiner@nanometrics.ca>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-24 07:40:25 -07:00
Sergei Shtylyov
f48ecc2f73 DA850: move NAND/NOR pin lists to the board file
The NAND/NOR flash pin lists (da850_nand_pins/da850_nor_pins) are purely board
specific and as such shouldn't be in da850.c -- copy them to board-da850-evm.c,
renaming to da850_evm_nand_pins/da850_evm_nor_pins respectively, and merge the
two lists in da850.c into one, representing the EMIF 2.5 module as a whole,
just like we have it in da830.c...

While at it, remove the '__init' modifier from da850_evm_setup_nor_nand() as
this function is called from non '__init' code...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Tested-by: Ben Gardiner <bengardiner@nanometrics.ca>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-24 07:40:25 -07:00
Sekhar Nori
b987c4b2c9 davinci: am18x/da850/omap-l138: keep async clock constant with cpufreq
Keep PLL0 SYSCLK3 at a constant rate of 100MHz. This enables the AEMIF
timing to remain valid even as the PLL0 output is changed by cpufreq
driver to save power.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-24 07:40:25 -07:00
Sekhar Nori
6ef62f8204 davinci: am18x/da850/omap-l138: use 'NOM' voltage defined in datasheet as min voltage
For each DA850 OPP, the normal ('NOM') voltage defined in the tecnical
reference manual (TRM) is actually the minimum voltage the frequency
is supported at.

The minimum ('MIN') voltage defined in TRM is meant to take care of
voltage fluctuations and the device should not be run at this voltage
for extended periods of time.

Fix the OPP definitions to define the cvdd_min as the normal voltage
defined in the datasheet.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-24 07:40:24 -07:00
Sekhar Nori
fca97b3337 davinci: cpufreq: bailout on regulator errors
Current cpufreq code does not consider errors that can occur while
changing voltage. Code to increase CPU  frequency goes ahead even in
the case the regulator has failed to increase the voltage. This leads
to hard error since lower voltages cannot support increased frequency.

Prevent this by not increasing frequency in case increasing voltage
is not successful.

Also, do not lower the voltage if changing the cpu frequency has failed
for some reason.

Note that we do not return error on failure to decrease voltage as
that is not a hard error.

Build fix for non-cpufreq kernels by Caglar Akyuz.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Cc: Caglar Akyuz <caglar@bilkon-kontrol.com.tr>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-09-24 07:40:23 -07:00
Sekhar Nori
f027512db7 davinci: da8xx: sparse cleanup: remove duplicate entries in irq priorities
This patch helps get rid of the following sparse warnings
of the type:

  CHECK   arch/arm/mach-davinci/da830.c
arch/arm/mach-davinci/da830.c:1026:3: warning: Initializer entry defined twice
arch/arm/mach-davinci/da830.c:1027:3:   also defined here

coming from the irq priorities array init.

Apart from one instance of genuinie repetition, most are are instances
of multiple #defines of the same interrupt number. I have not
removed the multiple definitions from the irq.h file in the hope
that someone might decide to use them as shared interrupts at some
point of time. The priority initialization however needs to be done
only once and hence has been corrected.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
2010-08-05 09:58:23 -07:00