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path: root/drivers/soc/fsl/qe/gpio.c
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* soc: Convert to using %pOF instead of full_nameRob Herring2017-08-161-2/+2
| | | | | | | | | | | | | | | | | | Now that we have a custom printf format specifier, convert users of full_name to use %pOF instead. This is preparation to remove storing of the full path string for each node. Signed-off-by: Rob Herring <robh@kernel.org> Acked-by: Krzysztof Kozlowski <krzk@kernel.org> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Matthias Brugger <matthias.bgg@gmail.com> Acked-by: Simon Horman <horms+renesas@verge.net.au> Cc: Scott Wood <oss@buserror.net> Cc: Qiang Zhao <qiang.zhao@nxp.com> Cc: Magnus Damm <magnus.damm@gmail.com> Cc: Kukjin Kim <kgene@kernel.org> Cc: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
* soc/fsl/qe: fix gpio save_regs functionsChristophe Leroy2016-09-251-1/+2
| | | | | | | | | | | | | | of_mm_gpiochip_add_data() calls mm_gc->save_regs() before setting the data. Therefore ->save_regs() cannot use gpiochip_get_data() An Oops is encountered without this fix. fixes: 1e714e54b5ca5 ("powerpc: qe_lib-gpio: use gpiochip data pointer") Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Cc: <stable@vger.kernel.org> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Scott Wood <oss@buserror.net>
* powerpc: qe_lib-gpio: use gpiochip data pointerLinus Walleij2016-03-301-12/+8
| | | | | | | | | | | | This makes the driver use the data pointer added to the gpio_chip to store a pointer to the state container instead of relying on container_of(). Cc: Anatolij Gustschin <agust@denx.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* powerpc: qe_lib/gpio: Be sure to clamp return valueLinus Walleij2016-01-251-1/+1
| | | | | | | | | | | | | As we want gpio_chip .get() calls to be able to return negative error codes and propagate to drivers, we need to go over all drivers and make sure their return values are clamped to [0,1]. We do this by using the ret = !!(val) design pattern. Cc: Anatolij Gustschin <agust@denx.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
* QE: Move QE from arch/powerpc to drivers/socZhao Qiang2015-12-221-0/+317
ls1 has qe and ls1 has arm cpu. move qe from arch/powerpc to drivers/soc/fsl to adapt to powerpc and arm Signed-off-by: Zhao Qiang <qiang.zhao@freescale.com> Signed-off-by: Scott Wood <scottwood@freescale.com>
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