diff options
Diffstat (limited to 'arch/sh/boards/mach-kfr2r09/lcd_wqvga.c')
| -rw-r--r-- | arch/sh/boards/mach-kfr2r09/lcd_wqvga.c | 53 |
1 files changed, 1 insertions, 52 deletions
diff --git a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c index c62050332629..f6bbac106d13 100644 --- a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c +++ b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * KFR2R09 LCD panel support * @@ -5,10 +6,6 @@ * * Register settings based on the out-of-tree t33fb.c driver * Copyright (C) 2008 Lineo Solutions, Inc. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. */ #include <linux/delay.h> @@ -276,51 +273,3 @@ void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) { write_memory_start(sohandle, so); } - -#define CTRL_CKSW 0x10 -#define CTRL_C10 0x20 -#define CTRL_CPSW 0x80 -#define MAIN_MLED4 0x40 -#define MAIN_MSW 0x80 - -int kfr2r09_lcd_set_brightness(int brightness) -{ - struct i2c_adapter *a; - struct i2c_msg msg; - unsigned char buf[2]; - int ret; - - a = i2c_get_adapter(0); - if (!a) - return -ENODEV; - - buf[0] = 0x00; - if (brightness) - buf[1] = CTRL_CPSW | CTRL_C10 | CTRL_CKSW; - else - buf[1] = 0; - - msg.addr = 0x75; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - if (ret != 1) - return -ENODEV; - - buf[0] = 0x01; - if (brightness) - buf[1] = MAIN_MSW | MAIN_MLED4 | 0x0c; - else - buf[1] = 0; - - msg.addr = 0x75; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - if (ret != 1) - return -ENODEV; - - return 0; -} |