sh: kfr2r09: Use lv5207lp backlight
Replace the backlight callback with a lv5207lp backlight platform device. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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3 changed files with 14 additions and 55 deletions
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@ -276,51 +276,3 @@ void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so)
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{
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write_memory_start(sohandle, so);
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}
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#define CTRL_CKSW 0x10
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#define CTRL_C10 0x20
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#define CTRL_CPSW 0x80
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#define MAIN_MLED4 0x40
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#define MAIN_MSW 0x80
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int kfr2r09_lcd_set_brightness(int brightness)
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{
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struct i2c_adapter *a;
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struct i2c_msg msg;
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unsigned char buf[2];
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int ret;
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a = i2c_get_adapter(0);
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if (!a)
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return -ENODEV;
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buf[0] = 0x00;
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if (brightness)
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buf[1] = CTRL_CPSW | CTRL_C10 | CTRL_CKSW;
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else
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buf[1] = 0;
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msg.addr = 0x75;
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msg.buf = buf;
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msg.len = 2;
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msg.flags = 0;
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ret = i2c_transfer(a, &msg, 1);
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if (ret != 1)
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return -ENODEV;
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buf[0] = 0x01;
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if (brightness)
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buf[1] = MAIN_MSW | MAIN_MLED4 | 0x0c;
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else
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buf[1] = 0;
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msg.addr = 0x75;
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msg.buf = buf;
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msg.len = 2;
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msg.flags = 0;
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ret = i2c_transfer(a, &msg, 1);
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if (ret != 1)
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return -ENODEV;
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return 0;
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}
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@ -21,6 +21,7 @@
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#include <linux/input.h>
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#include <linux/input/sh_keysc.h>
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#include <linux/i2c.h>
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#include <linux/platform_data/lv5207lp.h>
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/machine.h>
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#include <linux/usb/r8a66597.h>
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@ -159,11 +160,6 @@ static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = {
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.setup_sys = kfr2r09_lcd_setup,
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.start_transfer = kfr2r09_lcd_start,
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},
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.bl_info = {
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.name = "sh_mobile_lcdc_bl",
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.max_brightness = 1,
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.set_brightness = kfr2r09_lcd_set_brightness,
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},
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.sys_bus_cfg = {
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.ldmt2r = 0x07010904,
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.ldmt3r = 0x14012914,
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@ -195,6 +191,17 @@ static struct platform_device kfr2r09_sh_lcdc_device = {
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},
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};
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static struct lv5207lp_platform_data kfr2r09_backlight_data = {
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.fbdev = &kfr2r09_sh_lcdc_device.dev,
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.def_value = 13,
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.max_value = 13,
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};
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static struct i2c_board_info kfr2r09_backlight_board_info = {
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I2C_BOARD_INFO("lv5207lp", 0x75),
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.platform_data = &kfr2r09_backlight_data,
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};
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static struct r8a66597_platdata kfr2r09_usb0_gadget_data = {
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.on_chip = 1,
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};
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@ -627,6 +634,8 @@ static int __init kfr2r09_devices_setup(void)
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gpio_request(GPIO_FN_SDHI0CMD, NULL);
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gpio_request(GPIO_FN_SDHI0CLK, NULL);
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i2c_register_board_info(0, &kfr2r09_backlight_board_info, 1);
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return platform_add_devices(kfr2r09_devices,
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ARRAY_SIZE(kfr2r09_devices));
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}
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@ -4,13 +4,11 @@
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#include <video/sh_mobile_lcdc.h>
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#if defined(CONFIG_FB_SH_MOBILE_LCDC) || defined(CONFIG_FB_SH_MOBILE_LCDC_MODULE)
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int kfr2r09_lcd_set_brightness(int brightness);
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int kfr2r09_lcd_setup(void *sys_ops_handle,
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struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
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void kfr2r09_lcd_start(void *sys_ops_handle,
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struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
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#else
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static int kfr2r09_lcd_set_brightness(int brightness) {}
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static int kfr2r09_lcd_setup(void *sys_ops_handle,
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struct sh_mobile_lcdc_sys_bus_ops *sys_ops)
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{
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