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* wl1251: move power GPIO handling into the driverSebastian Reichel2014-02-281-1/+1
| | | | | | | | | | Move the power GPIO handling from the board code into the driver. This is a dependency for device tree support. Signed-off-by: Sebastian Reichel <sre@debian.org> Reviewed-by: Pavel Machek <pavel@ucw.cz> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* wl1251: split wl251 platform data to a separate structureLuciano Coelho2014-02-281-1/+21
| | | | | | | | | | | | | Move the wl1251 part of the wl12xx platform data structure into a new structure specifically for wl1251. Change the platform data built-in block and board files accordingly. Signed-off-by: Luciano Coelho <coelho@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Reviewed-by: Felipe Balbi <balbi@ti.com> Reviewed-by: Sebastian Reichel <sre@debian.org> Reviewed-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* wlcore: move wl12xx_platform_data up and make it truly optionalLuciano Coelho2013-02-081-3/+11
| | | | | | | | | | | | | The platform data is used not only by wlcore-based drivers, but also by wl1251. Move it up in the directory hierarchy to reflect this. Additionally, make it truly optional. At the moment, disabling platform data while wl1251_sdio or wlcore_sdio are enabled doesn't work, but it will be necessary when device tree support is implemented. Signed-off-by: Luciano Coelho <coelho@ti.com> Reviewed-by: Felipe Balbi <balbi@ti.com>
* wlcore: remove if_ops from platform_dataLuciano Coelho2013-02-081-2/+0
| | | | | | | | | | | | | | | We can't pass pointers from the platform data to the modules, because with DT it cannot be done. Those pointers are not set by the board files anyway. It's the bus modules that set them, so they can be safely removed from the platform data without changing any board files. Create a new structure that the bus modules pass to wlcore. This structure contains the if_ops pointers and a pointer to the actual platform data. Signed-off-by: Luciano Coelho <coelho@ti.com> Reviewed-by: Felipe Balbi <balbi@ti.com>
* wl12xx: move common init code from bus modules to mainFelipe Balbi2011-10-111-1/+4
| | | | | | | | | | | Move all common parts from sdio.c and spi.c to main.c, since they now can be handled as part of the platform driver. Signed-off-by: Felipe Balbi <balbi@ti.com> [forward-ported, cleaned-up and rephrased commit message] [added a bunch of fixes and a new pdata element] [moved some new code into main.c as well] Signed-off-by: Luciano Coelho <coelho@ti.com>
* wl12xx: Handle platforms without level trigger interruptsIdo Yariv2011-04-191-0/+4
| | | | | | | | | | | | | | | | | | | | Some platforms are incapable of triggering on level interrupts. Add a platform quirks member in the platform data structure, as well as an edge interrupt quirk which can be set on such platforms. When the interrupt is requested with IRQF_TRIGGER_RISING, IRQF_ONESHOT cannot be used, as we might miss interrupts that occur after the FW status is cleared and before the threaded interrupt handler exits. Moreover, when IRQF_ONESHOT is not set, iterating more than once in the threaded interrupt handler introduces a few race conditions between this handler and the hardirq handler. Currently this is worked around by limiting the loop to one iteration only. This workaround has an impact on performance. To remove to this restriction, the race conditions will need to be addressed. Signed-off-by: Ido Yariv <ido@wizery.com> Signed-off-by: Luciano Coelho <coelho@ti.com>
* wl12xx: Clean up and fix the 128x boot sequenceIdo Yariv2011-04-191-4/+6
| | | | | | | | | | | | | | Clean up the boot sequence code & fix the following issues: 1. Always read the registers' values and set the relevant bits instead of zeroing all other bits 2. Handle cases where wl1271_top_reg_read returns an error 3. Verify that the HW can detect the selected clock source 4. Remove 128x PG10 initialization code 5. Configure the MCS PLL to work in HP mode Signed-off-by: Ido Yariv <ido@wizery.com> Reviewed-by: Luciano Coelho <coelho@ti.com> Signed-off-by: Luciano Coelho <coelho@ti.com>
* wl12xx: add new board_tcxo_clock element to the platform dataLuciano Coelho2011-04-191-1/+14
| | | | | | | This new value is a new type of clock setting that is used by wl128x chipsets. Signed-off-by: Luciano Coelho <coelho@ti.com>
* wl1271: ref_clock cosmetic changesGery Kahn2010-11-151-0/+8
| | | | | | | Cosmetic cleanup for ref_clock code while configured by board. Signed-off-by: Gery Kahn <geryk@ti.com> Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
* wl12xx: fix non-wl12xx build scenariosOhad Ben-Cohen2010-09-301-0/+13
| | | | | | | | | | | | Support building wl1271-equipped boards without building the wl1271 driver itself, e.g.: CONFIG_MACH_OMAP_ZOOM3=y CONFIG_WL12XX is not set Reported-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com> Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
* wl1271: make ref_clock configurable by boardOhad Ben-Cohen2010-09-211-0/+1
| | | | | | | | | | | The wl1271 device is using a reference clock that may change between board to board. Make the ref_clock parameter configurable by board settings instead of having a hard coded value in the sources. Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* wl12xx: add platform data passing supportOhad Ben-Cohen2010-09-211-0/+3
| | | | | | | | | | | | | | Add a simple mechanism to pass platform data to the SDIO instances of wl12xx. This way there is no confusion over who owns the 'embedded data', typechecking is preserved, and no possibility for the wrong driver to pick up the data. Originally proposed by Russell King. Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
* wl12xx: make wl12xx.h common to both spi and sdioOhad Ben-Cohen2010-09-211-0/+34
Move wl12xx.h outside of the spi-specific location, so it can be shared with both spi and sdio solutions. Update all users of spi/wl12xx.h accordingly Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com> Acked-by: Luciano Coelho <luciano.coelho@nokia.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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