From ef12b3b5c678e4fa44d60061b0c1bc312e589ba1 Mon Sep 17 00:00:00 2001 From: Jens Arnold Date: Mon, 12 Nov 2007 18:49:53 +0000 Subject: Hardware controlled backlight brightness for iPod Video and Nano, retaining the software PWM fade in/ fade out. * Backlight handling cleanup, getting rid of one layer of 'lowlevelness'. * Use atomic GPIO bit manipulation for PP502x backlight handling. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15599 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/coldfire/iriver/h300/backlight-h300.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'firmware/target/coldfire/iriver/h300/backlight-h300.c') diff --git a/firmware/target/coldfire/iriver/h300/backlight-h300.c b/firmware/target/coldfire/iriver/h300/backlight-h300.c index 4cec54f0d7..c0d441ad3f 100644 --- a/firmware/target/coldfire/iriver/h300/backlight-h300.c +++ b/firmware/target/coldfire/iriver/h300/backlight-h300.c @@ -25,7 +25,7 @@ #include "pcf50606.h" #include "lcd.h" -bool __backlight_init(void) +bool _backlight_init(void) { or_l(0x00020000, &GPIO1_ENABLE); or_l(0x00020000, &GPIO1_FUNCTION); @@ -34,21 +34,21 @@ bool __backlight_init(void) return true; /* Backlight always ON after boot. */ } -void __backlight_on(void) +void _backlight_on(void) { lcd_enable(true); sleep(HZ/100); /* lcd needs time - avoid flashing for dark screens */ or_l(0x00020000, &GPIO1_OUT); } -void __backlight_off(void) +void _backlight_off(void) { and_l(~0x00020000, &GPIO1_OUT); lcd_enable(false); } /* set brightness by changing the PWM */ -void __backlight_set_brightness(int val) +void _backlight_set_brightness(int val) { /* disable IRQs while bitbanging */ int old_irq_level = set_irq_level(HIGHEST_IRQ_LEVEL); @@ -57,12 +57,12 @@ void __backlight_set_brightness(int val) set_irq_level(old_irq_level); } -void __remote_backlight_on(void) +void _remote_backlight_on(void) { and_l(~0x00000002, &GPIO1_OUT); } -void __remote_backlight_off(void) +void _remote_backlight_off(void) { or_l(0x00000002, &GPIO1_OUT); } -- cgit v1.2.3