ARM: pxa: add regulator_has_full_constraints to corgi board file
authorDmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Thu, 4 Dec 2014 11:10:00 +0000 (14:10 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 6 Mar 2015 22:40:51 +0000 (14:40 -0800)
commit 271e80176aae4e5b481f4bb92df9768c6075bbca upstream.

Add regulator_has_full_constraints() call to corgi board file to let
regulator core know that we do not have any additional regulators left.
This lets it substitute unprovided regulators with dummy ones.

This fixes the following warnings that can be seen on corgi if
regulators are enabled:

ads7846 spi1.0: unable to get regulator: -517
spi spi1.0: Driver ads7846 requests probe deferral
wm8731 0-001b: Failed to get supply 'AVDD': -517
wm8731 0-001b: Failed to request supplies: -517
wm8731 0-001b: ASoC: failed to probe component -517
corgi-audio corgi-audio: ASoC: failed to instantiate card -517

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/arm/mach-pxa/corgi.c

index a5b8fead7d61393a8ba9b55c91d074329b7f6010..9cb7ea776ecd3609a4dd2cb4f6791b1f7909a419 100644 (file)
@@ -26,6 +26,7 @@
 #include <linux/i2c.h>
 #include <linux/i2c/pxa-i2c.h>
 #include <linux/io.h>
+#include <linux/regulator/machine.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 #include <linux/spi/corgi_lcd.h>
@@ -711,6 +712,8 @@ static void __init corgi_init(void)
                sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
 
        platform_add_devices(devices, ARRAY_SIZE(devices));
+
+       regulator_has_full_constraints();
 }
 
 static void __init fixup_corgi(struct tag *tags, char **cmdline,