From: Petr Cvek <petr.cvek@tul.cz>
To: robert.jarzmik@free.fr, philipp.zabel@gmail.com,
daniel@zonque.org, haojian.zhuang@gmail.com,
linux@arm.linux.org.uk
Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 25/26] ARM: pxa: magician: Add missing regulator for PWM backlight
Date: Fri, 18 Sep 2015 03:21:10 +0200 [thread overview]
Message-ID: <55FB6706.5030700@tul.cz> (raw)
In-Reply-To: <cover.1442462898.git.petr.cvek@tul.cz>
Add a fake regulator, which is required for the correct initialization
of the PWM backlight driver.
Signed-off-by: Petr Cvek <petr.cvek@tul.cz>
---
arch/arm/mach-pxa/magician.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 67969b1..c43e587 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -425,6 +425,15 @@ static struct pxafb_mach_info samsung_info = {
* Backlight
*/
+ /*
+ * fixed regulator for pwm_backlight
+ */
+
+static struct regulator_consumer_supply pwm_backlight_supply[] = {
+ REGULATOR_SUPPLY("power", "pwm_backlight"),
+};
+
+
static struct gpio magician_bl_gpios[] = {
{ EGPIO_MAGICIAN_BL_POWER, GPIOF_DIR_OUT, "Backlight power" },
{ EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" },
@@ -1125,6 +1134,9 @@ static void __init magician_init(void)
spi_register_board_info(ARRAY_AND_SIZE(ads7846_spi_board_info));
pxa_set_camera_info(&magician_pxacamera_pdata);
+
+ regulator_register_always_on(0, "power", pwm_backlight_supply,
+ ARRAY_SIZE(pwm_backlight_supply), 5000000);
}
MACHINE_START(MAGICIAN, "HTC Magician")
--
1.7.12.1
next prev parent reply other threads:[~2015-09-18 1:21 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1442462898.git.petr.cvek@tul.cz>
2015-09-18 1:16 ` [PATCH v3 16/26] ARM: pxa: magician: Fix support for Intel Strata NOR Flash Petr Cvek
2015-09-18 1:17 ` [PATCH v3 17/26] ARM: pxa: magician: Fix wrongly enabled USB host ports Petr Cvek
2015-09-18 1:18 ` [PATCH v3 18/26] ARM: pxa: magician: Add support for ADS7846 Petr Cvek
2015-09-18 1:18 ` [PATCH v3 19/26] ARM: pxa: magician: Add support for Omnivision OV9640 camera Petr Cvek
2015-09-18 1:19 ` [PATCH v3 20/26] ARM: pxa: magician: Add support for MAX1587A Vcore regulator Petr Cvek
2015-09-18 1:19 ` [PATCH v3 21/26] ARM: pxa: magician: Add support for PXA27x UDC Petr Cvek
2015-09-18 1:20 ` [PATCH v3 22/26] ARM: pxa: magician: Remove pdata for pasic3-leds Petr Cvek
2015-09-18 1:20 ` [PATCH v3 23/26] ARM: pxa: magician: Remove definition of the STUART port Petr Cvek
2015-09-18 1:20 ` [PATCH v3 24/26] ARM: pxa: magician: Add debug message for backlight brightness function Petr Cvek
2015-09-18 1:21 ` Petr Cvek [this message]
2015-09-18 1:21 ` [PATCH v3 26/26] ARM: pxa: magician: Move platform_add_devices() to the end of magician_init() Petr Cvek
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