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| author | Andrew Ryabinin <ryabinin.a.a@gmail.com> | 2012-01-15 17:25:31 +0400 |
|---|---|---|
| committer | Andrew Ryabinin <ryabinin.a.a@gmail.com> | 2012-02-24 13:49:34 +0400 |
| commit | 7b993187103c05aa87bca5393a17c3d737d2f160 (patch) | |
| tree | 3b7b2f4fb91fe7585d373c60b25659a6c039ddbd | |
| parent | cac98a5ebf89a2ab75acab10e8d81dbe5f87f65d (diff) | |
| download | rockbox-7b993187103c05aa87bca5393a17c3d737d2f160.zip rockbox-7b993187103c05aa87bca5393a17c3d737d2f160.tar.gz rockbox-7b993187103c05aa87bca5393a17c3d737d2f160.tar.bz2 rockbox-7b993187103c05aa87bca5393a17c3d737d2f160.tar.xz | |
HiFiMAN: Implement lcd powersave mode.
Change-Id: I0a22b436549047ac0c2f9e2c203cbe8b31cfc1cd
| -rw-r--r-- | firmware/export/config/hifimanhm60x.h | 2 | ||||
| -rw-r--r-- | firmware/export/config/hifimanhm801.h | 2 | ||||
| -rw-r--r-- | firmware/target/arm/rk27xx/backlight-rk27xx.c | 7 | ||||
| -rw-r--r-- | firmware/target/arm/rk27xx/lcd-hifiman.c | 47 |
4 files changed, 49 insertions, 9 deletions
diff --git a/firmware/export/config/hifimanhm60x.h b/firmware/export/config/hifimanhm60x.h index 2fdea5e..860cc96 100644 --- a/firmware/export/config/hifimanhm60x.h +++ b/firmware/export/config/hifimanhm60x.h @@ -75,7 +75,7 @@ /* #define HAVE_LCD_SHUTDOWN */ /* Define this if your LCD can be enabled/disabled */ -/* #define HAVE_LCD_ENABLE */ +#define HAVE_LCD_ENABLE /* Define this if your LCD can be put to sleep. HAVE_LCD_ENABLE should be defined as well. */ diff --git a/firmware/export/config/hifimanhm801.h b/firmware/export/config/hifimanhm801.h index 1c504b2..06154ee 100644 --- a/firmware/export/config/hifimanhm801.h +++ b/firmware/export/config/hifimanhm801.h @@ -72,7 +72,7 @@ /* #define HAVE_LCD_SHUTDOWN */ /* Define this if your LCD can be enabled/disabled */ -/* #define HAVE_LCD_ENABLE */ +#define HAVE_LCD_ENABLE /* Define this if your LCD can be put to sleep. HAVE_LCD_ENABLE should be defined as well. */ diff --git a/firmware/target/arm/rk27xx/backlight-rk27xx.c b/firmware/target/arm/rk27xx/backlight-rk27xx.c index cb669ae..06c9cc3 100644 --- a/firmware/target/arm/rk27xx/backlight-rk27xx.c +++ b/firmware/target/arm/rk27xx/backlight-rk27xx.c @@ -24,6 +24,7 @@ #include "backlight.h" #include "backlight-target.h" #include "system.h" +#include "lcd.h" static int brightness = DEFAULT_BRIGHTNESS_SETTING; @@ -76,6 +77,9 @@ bool _backlight_init(void) void _backlight_on(void) { +#ifdef HAVE_LCD_ENABLE + lcd_enable(true); +#endif /* enable PWM clock */ SCU_CLKCFG &= ~(1<<29); @@ -96,6 +100,9 @@ void _backlight_off(void) /* disable PWM clock */ SCU_CLKCFG |= (1<<29); +#ifdef HAVE_LCD_ENABLE + lcd_enable(false); +#endif } void _backlight_set_brightness(int val) diff --git a/firmware/target/arm/rk27xx/lcd-hifiman.c b/firmware/target/arm/rk27xx/lcd-hifiman.c index 932154d..91e5589 100644 --- a/firmware/target/arm/rk27xx/lcd-hifiman.c +++ b/firmware/target/arm/rk27xx/lcd-hifiman.c @@ -27,12 +27,7 @@ #include "cpu.h" #include "lcdif-rk27xx.h" - -/* TODO */ -static void lcd_sleep(unsigned int sleep) -{ - (void)sleep; -} +static bool display_on = false; void lcd_display_init() { @@ -110,9 +105,47 @@ void lcd_display_init() for(y=0; y<LCD_HEIGHT; y++) lcd_data(0x00); - lcd_sleep(0); + display_on = true; } +void lcd_enable (bool on) +{ + if (on) + { + lcd_write_reg(0x18, 0x44); + lcd_write_reg(0x21, 0x01); + lcd_write_reg(0x01, 0x00); + lcd_write_reg(0x1C, 0x03); + lcd_write_reg(0x19, 0x06); + udelay(5); + lcd_write_reg(0x26, 0x84); + udelay(40); + lcd_write_reg(0x26, 0xB8); + udelay(40); + lcd_write_reg(0x26, 0xBC); + } + else + { + lcd_write_reg(0x26, 0xB8); + udelay(40); + lcd_write_reg(0x19, 0x01); + udelay(40); + lcd_write_reg(0x26, 0xA4); + udelay(40); + lcd_write_reg(0x26, 0x84); + udelay(40); + lcd_write_reg(0x1C, 0x00); + lcd_write_reg(0x01, 0x02); + lcd_write_reg(0x21, 0x00); + } + display_on = on; + +} + +bool lcd_active() +{ + return display_on; +} void lcd_update_rect(int x, int y, int width, int height) |