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sh: kfr2r09: Use the backlight API for brightness control 

Don't hook up brightness control in the display on/off operations, use
the backlight API instead.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Laurent Pinchart 2012-08-15 18:48:36 +02:00
parent 37f4dd1350
commit d072c35edc
3 changed files with 10 additions and 19 deletions
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16
arch/sh/boards/mach-kfr2r09/lcd_wqvga.c
View File

@ -283,7 +283,7 @@ void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so)
#define MAIN_MLED4 0x40
#define MAIN_MSW 0x80
static int kfr2r09_lcd_backlight(int on)
int kfr2r09_lcd_set_brightness(int brightness)
{
struct i2c_adapter *a;
struct i2c_msg msg;
@ -295,7 +295,7 @@ static int kfr2r09_lcd_backlight(int on)
return -ENODEV;
buf[0] = 0x00;
if (on)
if (brightness)
buf[1] = CTRL_CPSW | CTRL_C10 | CTRL_CKSW;
else
buf[1] = 0;
@ -309,7 +309,7 @@ static int kfr2r09_lcd_backlight(int on)
return -ENODEV;
buf[0] = 0x01;
if (on)
if (brightness)
buf[1] = MAIN_MSW | MAIN_MLED4 | 0x0c;
else
buf[1] = 0;
@ -324,13 +324,3 @@ static int kfr2r09_lcd_backlight(int on)
return 0;
}
void kfr2r09_lcd_on(void)
{
kfr2r09_lcd_backlight(1);
}
void kfr2r09_lcd_off(void)
{
kfr2r09_lcd_backlight(0);
}

7
arch/sh/boards/mach-kfr2r09/setup.c
View File

@ -158,8 +158,11 @@ static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = {
.height = 58,
.setup_sys = kfr2r09_lcd_setup,
.start_transfer = kfr2r09_lcd_start,
.display_on = kfr2r09_lcd_on,
.display_off = kfr2r09_lcd_off,
},
.bl_info = {
.name = "sh_mobile_lcdc_bl",
.max_brightness = 1,
.set_brightness = kfr2r09_lcd_set_brightness,
},
.sys_bus_cfg = {
.ldmt2r = 0x07010904,

6
arch/sh/include/mach-kfr2r09/mach/kfr2r09.h
View File

@ -4,15 +4,13 @@
#include <video/sh_mobile_lcdc.h>
#if defined(CONFIG_FB_SH_MOBILE_LCDC) || defined(CONFIG_FB_SH_MOBILE_LCDC_MODULE)
void kfr2r09_lcd_on(void);
void kfr2r09_lcd_off(void);
int kfr2r09_lcd_set_brightness(int brightness);
int kfr2r09_lcd_setup(void *sys_ops_handle,
struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
void kfr2r09_lcd_start(void *sys_ops_handle,
struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
#else
static void kfr2r09_lcd_on(void) {}
static void kfr2r09_lcd_off(void) {}
static int kfr2r09_lcd_set_brightness(int brightness) {}
static int kfr2r09_lcd_setup(void *sys_ops_handle,
struct sh_mobile_lcdc_sys_bus_ops *sys_ops)
{