From mboxrd@z Thu Jan 1 00:00:00 1970 From: s.hauer@pengutronix.de (Sascha Hauer) Date: Wed, 2 Mar 2011 09:46:37 +0100 Subject: [PATCH 2/2] ARM MX53_LOCO: add pwm backlight device In-Reply-To: <1298972303-1010-2-git-send-email-b02280@freescale.com> References: <1298972303-1010-1-git-send-email-b02280@freescale.com> <1298972303-1010-2-git-send-email-b02280@freescale.com> Message-ID: <20110302084637.GS29521@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Mar 01, 2011 at 05:38:23PM +0800, Jason Chen wrote: > Signed-off-by: Jason Chen > --- > arch/arm/mach-mx5/Kconfig | 1 + > arch/arm/mach-mx5/board-mx53_loco.c | 11 +++++++++++ > arch/arm/mach-mx5/devices-imx53.h | 4 ++++ > 3 files changed, 16 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig > index f065a0d..baf5223 100644 > --- a/arch/arm/mach-mx5/Kconfig > +++ b/arch/arm/mach-mx5/Kconfig > @@ -162,6 +162,7 @@ config MACH_MX53_LOCO > select IMX_HAVE_PLATFORM_IMX2_WDT > select IMX_HAVE_PLATFORM_IMX_I2C > select IMX_HAVE_PLATFORM_IMX_UART > + select IMX_HAVE_PLATFORM_MXC_PWM > help > Include support for MX53 LOCO platform. This includes specific > configurations for the board and its peripherals. > diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c > index 160899e..3b0b200 100644 > --- a/arch/arm/mach-mx5/board-mx53_loco.c > +++ b/arch/arm/mach-mx5/board-mx53_loco.c > @@ -23,6 +23,7 @@ > #include > #include > #include > +#include > > #include > #include > @@ -203,6 +204,13 @@ static const struct imxi2c_platform_data mx53_loco_i2c_data __initconst = { > .bitrate = 100000, > }; > > +static struct platform_pwm_backlight_data loco_pwm_backlight_data = { > + .pwm_id = 1, > + .max_brightness = 255, > + .dft_brightness = 128, > + .pwm_period_ns = 50000, > +}; > + > static void __init mx53_loco_board_init(void) > { > mxc_iomux_v3_setup_multiple_pads(mx53_loco_pads, > @@ -213,6 +221,9 @@ static void __init mx53_loco_board_init(void) > imx53_add_imx2_wdt(0, NULL); > imx53_add_imx_i2c(0, &mx53_loco_i2c_data); > imx53_add_imx_i2c(1, &mx53_loco_i2c_data); > + > + imx53_add_mxc_pwm(1); > + imx53_add_mxc_pwm_backlight(0, &loco_pwm_backlight_data); > } > > static void __init mx53_loco_timer_init(void) > diff --git a/arch/arm/mach-mx5/devices-imx53.h b/arch/arm/mach-mx5/devices-imx53.h > index 5a1d6c9..e9c5661 100644 > --- a/arch/arm/mach-mx5/devices-imx53.h > +++ b/arch/arm/mach-mx5/devices-imx53.h > @@ -37,3 +37,7 @@ extern const struct imx_imx2_wdt_data imx53_imx2_wdt_data[] __initconst; > extern const struct imx_mxc_pwm_data imx53_mxc_pwm_data[] __initconst; > #define imx53_add_mxc_pwm(id) \ > imx_add_mxc_pwm(&imx53_mxc_pwm_data[id]) > + > +#define imx53_add_mxc_pwm_backlight(id, pdata) \ > + imx_add_platform_device("pwm-backlight", id, NULL, \ > + 0, pdata, sizeof(*pdata)); No. There is nothing i.MX53 specific in this, not even i.MX specific. Please just add a static struct platform_device or maybe platform_device_register_resndata. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |