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authoreric miao <eric.miao@marvell.com>2008-04-14 12:35:08 +0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-07-03 16:25:00 +0400
commit42796d37da6ef4fd851dc6d5d0387baf7e2b0c3c (patch)
tree27fa92814c1e3548f4c6fd1ff03cc3623a56ded1 /include/linux/pwm_backlight.h
parentc860d701cc5f77b74c481dcbd25b2d8b31c622fc (diff)
downloadlinux-42796d37da6ef4fd851dc6d5d0387baf7e2b0c3c.tar.xz
[ARM] pxa: add generic PWM backlight driver
Patch mostly from Eric Miao, with minor edits by rmk to convert Eric's driver to a generic PWM-based backlight driver. Signed-off-by: eric miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/linux/pwm_backlight.h')
-rw-r--r--include/linux/pwm_backlight.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h
new file mode 100644
index 000000000000..aeeffedbe822
--- /dev/null
+++ b/include/linux/pwm_backlight.h
@@ -0,0 +1,14 @@
+/*
+ * Generic PWM backlight driver data - see drivers/video/backlight/pwm_bl.c
+ */
+#ifndef __LINUX_PWM_BACKLIGHT_H
+#define __LINUX_PWM_BACKLIGHT_H
+
+struct platform_pwm_backlight_data {
+ int pwm_id;
+ unsigned int max_brightness;
+ unsigned int dft_brightness;
+ unsigned int pwm_period_ns;
+};
+
+#endif