From: weitway@gmail.com (weitway at gmail.com)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 7/7] ARM: i.MX53 loco: add pwm backlight device
Date: Wed, 13 Apr 2011 23:53:36 +0800 [thread overview]
Message-ID: <1302710016-3569-7-git-send-email-weitway@gmail.com> (raw)
In-Reply-To: <1302710016-3569-1-git-send-email-weitway@gmail.com>
From: Jason Chen <b02280@freescale.com>
Signed-off-by: Jason Chen <b02280@freescale.com>
---
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 5d141a7..ea95245 100644
--- a/arch/arm/mach-mx5/Kconfig
+++ b/arch/arm/mach-mx5/Kconfig
@@ -166,6 +166,7 @@ config MACH_MX53_LOCO
select IMX_HAVE_PLATFORM_IMX_I2C
select IMX_HAVE_PLATFORM_IMX_UART
select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
+ select IMX_HAVE_PLATFORM_MXC_PWM
select IMX_HAVE_PLATFORM_IMX_IPUV3
help
Include support for MX53 LOCO platform. This includes specific
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c
index a499917..2c2fac6 100644
--- a/arch/arm/mach-mx5/board-mx53_loco.c
+++ b/arch/arm/mach-mx5/board-mx53_loco.c
@@ -23,6 +23,7 @@
#include <linux/fec.h>
#include <linux/delay.h>
#include <linux/gpio.h>
+#include <linux/pwm_backlight.h>
#include <video/imx-ipu-v3.h>
#include <mach/common.h>
@@ -208,6 +209,13 @@ 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 struct ipuv3_fb_platform_data loco_fb0_data = {
.interface_pix_fmt = IPU_PIX_FMT_RGB565,
.flags = IMX_IPU_FB_USE_MODEDB | IMX_IPU_FB_USE_OVERLAY,
@@ -238,6 +246,9 @@ static void __init mx53_loco_board_init(void)
imx53_add_sdhci_esdhc_imx(0, NULL);
imx53_add_sdhci_esdhc_imx(2, NULL);
+ imx53_add_mxc_pwm(1);
+ imx53_add_mxc_pwm_backlight(0, &loco_pwm_backlight_data);
+
imx53_add_ipuv3(&ipu_data);
}
diff --git a/arch/arm/mach-mx5/devices-imx53.h b/arch/arm/mach-mx5/devices-imx53.h
index fd591ff..3a0982b 100644
--- a/arch/arm/mach-mx5/devices-imx53.h
+++ b/arch/arm/mach-mx5/devices-imx53.h
@@ -38,6 +38,10 @@ 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) \
+ platform_device_register_resndata(NULL, "pwm-backlight",\
+ id, NULL, 0, pdata, sizeof(*pdata));
+
extern const struct imx_ipuv3_data imx53_ipuv3_data __initconst;
#define imx53_add_ipuv3(pdata) \
imx_add_ipuv3(&imx53_ipuv3_data, pdata)
--
1.7.1
next prev parent reply other threads:[~2011-04-13 15:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-13 15:53 [PATCH 1/7] Add a mfd IPUv3 driver weitway at gmail.com
2011-04-13 15:53 ` [PATCH 2/7] ARM i.MX5: Add IPU device support weitway at gmail.com
2011-04-14 9:25 ` Sascha Hauer
2011-04-14 12:40 ` Jason Chen
2011-04-13 15:53 ` [PATCH 3/7] Add i.MX5 framebuffer driver weitway at gmail.com
2011-04-14 8:49 ` Sascha Hauer
2011-04-13 15:53 ` [PATCH 4/7] ARM i.MX51 babbage: Add framebuffer support weitway at gmail.com
2011-04-13 15:53 ` [PATCH 5/7] ARM i.MX53 loco: " weitway at gmail.com
2011-04-14 8:57 ` Sascha Hauer
2011-04-14 9:01 ` Chen Jie-B02280
2011-04-14 9:12 ` Sascha Hauer
2011-04-14 12:37 ` Jason Chen
2011-04-13 15:53 ` [PATCH 6/7] ARM i.MX53: add pwm devices support weitway at gmail.com
2011-04-13 15:53 ` weitway at gmail.com [this message]
2011-04-14 9:08 ` [PATCH 1/7] Add a mfd IPUv3 driver Sascha Hauer
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