From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Date: Thu, 27 Sep 2018 16:55:40 +0000 Subject: [RESEND v2 1/2] backlight: Remove s6e63m0 driver Message-Id: <20180927165541.11903-1-krzk@kernel.org> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Lee Jones , Daniel Thompson , Jingoo Han , Bartlomiej Zolnierkiewicz , Krzysztof Kozlowski , Aishwarya Pant , Jonathan Corbet , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org Cc: Marek Szyprowski The driver for S6E63M0 AMOLED LCD panel is not used. It does not support DeviceTree and respective possible users (S5Pv210 Aquila and Goni boards) are DeviceTree-only. Suggested-by: Marek Szyprowski Cc: Marek Szyprowski Cc: Inki Dae Signed-off-by: Krzysztof Kozlowski Acked-by: Jingoo Han Acked-by: Daniel Thompson --- Changes since v1: 1. Remove sysfs ABI documentation file. 2. Add Jingoo's and Daniel's acks. --- .../ABI/testing/sysfs-class-lcd-s6e63m0 | 27 - drivers/video/backlight/Kconfig | 8 - drivers/video/backlight/Makefile | 1 - drivers/video/backlight/s6e63m0.c | 857 ------------------ drivers/video/backlight/s6e63m0_gamma.h | 266 ------ 5 files changed, 1159 deletions(-) delete mode 100644 Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 delete mode 100644 drivers/video/backlight/s6e63m0.c delete mode 100644 drivers/video/backlight/s6e63m0_gamma.h diff --git a/Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 b/Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 deleted file mode 100644 index ae0a2d3dcc07..000000000000 --- a/Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 +++ /dev/null @@ -1,27 +0,0 @@ -sysfs interface for the S6E63M0 AMOLED LCD panel driver -------------------------------------------------------- - -What: /sys/class/lcd//gamma_mode -Date: May, 2010 -KernelVersion: v2.6.35 -Contact: dri-devel@lists.freedesktop.org -Description: - (RW) Read or write the gamma mode. Following three modes are - supported: - 0 - gamma value 2.2, - 1 - gamma value 1.9 and - 2 - gamma value 1.7. - - -What: /sys/class/lcd//gamma_table -Date: May, 2010 -KernelVersion: v2.6.35 -Contact: dri-devel@lists.freedesktop.org -Description: - (RO) Displays the size of the gamma table i.e. the number of - gamma modes available. - -This is a backlight lcd driver. These interfaces are an extension to the API -documented in Documentation/ABI/testing/sysfs-class-lcd and in -Documentation/ABI/stable/sysfs-class-backlight (under -/sys/class/backlight//). diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 2919e2334052..2373c3cec0c3 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -111,14 +111,6 @@ config LCD_HP700 If you have an HP Jornada 700 series handheld (710/720/728) say Y to enable LCD control driver. -config LCD_S6E63M0 - tristate "S6E63M0 AMOLED LCD Driver" - depends on SPI && BACKLIGHT_CLASS_DEVICE - default n - help - If you have an S6E63M0 LCD Panel, say Y to enable its - LCD control driver. - config LCD_LD9040 tristate "LD9040 AMOLED LCD Driver" depends on SPI && BACKLIGHT_CLASS_DEVICE diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 0dcc2c745c03..c7a46392a76f 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -15,7 +15,6 @@ obj-$(CONFIG_LCD_LMS501KF03) += lms501kf03.o obj-$(CONFIG_LCD_LTV350QV) += ltv350qv.o obj-$(CONFIG_LCD_OTM3225A) += otm3225a.o obj-$(CONFIG_LCD_PLATFORM) += platform_lcd.o -obj-$(CONFIG_LCD_S6E63M0) += s6e63m0.o obj-$(CONFIG_LCD_TDO24M) += tdo24m.o obj-$(CONFIG_LCD_TOSA) += tosa_lcd.o obj-$(CONFIG_LCD_VGG2432A4) += vgg2432a4.o diff --git a/drivers/video/backlight/s6e63m0.c b/drivers/video/backlight/s6e63m0.c deleted file mode 100644 index 3c4a22a3063a..000000000000 --- a/drivers/video/backlight/s6e63m0.c +++ /dev/null @@ -1,857 +0,0 @@ -/* - * S6E63M0 AMOLED LCD panel driver. - * - * Author: InKi Dae - * - * Derived from drivers/video/omap/lcd-apollon.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "s6e63m0_gamma.h" - -#define SLEEPMSEC 0x1000 -#define ENDDEF 0x2000 -#define DEFMASK 0xFF00 -#define COMMAND_ONLY 0xFE -#define DATA_ONLY 0xFF - -#define MIN_BRIGHTNESS 0 -#define MAX_BRIGHTNESS 10 - -struct s6e63m0 { - struct device *dev; - struct spi_device *spi; - unsigned int power; - unsigned int current_brightness; - unsigned int gamma_mode; - unsigned int gamma_table_count; - struct lcd_device *ld; - struct backlight_device *bd; - struct lcd_platform_data *lcd_pd; -}; - -static const unsigned short seq_panel_condition_set[] = { - 0xF8, 0x01, - DATA_ONLY, 0x27, - DATA_ONLY, 0x27, - DATA_ONLY, 0x07, - DATA_ONLY, 0x07, - DATA_ONLY, 0x54, - DATA_ONLY, 0x9f, - DATA_ONLY, 0x63, - DATA_ONLY, 0x86, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x33, - DATA_ONLY, 0x0d, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_display_condition_set[] = { - 0xf2, 0x02, - DATA_ONLY, 0x03, - DATA_ONLY, 0x1c, - DATA_ONLY, 0x10, - DATA_ONLY, 0x10, - - 0xf7, 0x03, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_gamma_setting[] = { - 0xfa, 0x00, - DATA_ONLY, 0x18, - DATA_ONLY, 0x08, - DATA_ONLY, 0x24, - DATA_ONLY, 0x64, - DATA_ONLY, 0x56, - DATA_ONLY, 0x33, - DATA_ONLY, 0xb6, - DATA_ONLY, 0xba, - DATA_ONLY, 0xa8, - DATA_ONLY, 0xac, - DATA_ONLY, 0xb1, - DATA_ONLY, 0x9d, - DATA_ONLY, 0xc1, - DATA_ONLY, 0xc1, - DATA_ONLY, 0xb7, - DATA_ONLY, 0x00, - DATA_ONLY, 0x9c, - DATA_ONLY, 0x00, - DATA_ONLY, 0x9f, - DATA_ONLY, 0x00, - DATA_ONLY, 0xd6, - - 0xfa, 0x01, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_etc_condition_set[] = { - 0xf6, 0x00, - DATA_ONLY, 0x8c, - DATA_ONLY, 0x07, - - 0xb3, 0xc, - - 0xb5, 0x2c, - DATA_ONLY, 0x12, - DATA_ONLY, 0x0c, - DATA_ONLY, 0x0a, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0e, - DATA_ONLY, 0x17, - DATA_ONLY, 0x13, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x2a, - DATA_ONLY, 0x24, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1b, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x17, - - DATA_ONLY, 0x2b, - DATA_ONLY, 0x26, - DATA_ONLY, 0x22, - DATA_ONLY, 0x20, - DATA_ONLY, 0x3a, - DATA_ONLY, 0x34, - DATA_ONLY, 0x30, - DATA_ONLY, 0x2c, - DATA_ONLY, 0x29, - DATA_ONLY, 0x26, - DATA_ONLY, 0x25, - DATA_ONLY, 0x23, - DATA_ONLY, 0x21, - DATA_ONLY, 0x20, - DATA_ONLY, 0x1e, - DATA_ONLY, 0x1e, - - 0xb6, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x11, - DATA_ONLY, 0x22, - DATA_ONLY, 0x33, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - - DATA_ONLY, 0x55, - DATA_ONLY, 0x55, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - - 0xb7, 0x2c, - DATA_ONLY, 0x12, - DATA_ONLY, 0x0c, - DATA_ONLY, 0x0a, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0e, - DATA_ONLY, 0x17, - DATA_ONLY, 0x13, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x2a, - DATA_ONLY, 0x24, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1b, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x17, - - DATA_ONLY, 0x2b, - DATA_ONLY, 0x26, - DATA_ONLY, 0x22, - DATA_ONLY, 0x20, - DATA_ONLY, 0x3a, - DATA_ONLY, 0x34, - DATA_ONLY, 0x30, - DATA_ONLY, 0x2c, - DATA_ONLY, 0x29, - DATA_ONLY, 0x26, - DATA_ONLY, 0x25, - DATA_ONLY, 0x23, - DATA_ONLY, 0x21, - DATA_ONLY, 0x20, - DATA_ONLY, 0x1e, - DATA_ONLY, 0x1e, - - 0xb8, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x11, - DATA_ONLY, 0x22, - DATA_ONLY, 0x33, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - - DATA_ONLY, 0x55, - DATA_ONLY, 0x55, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - - 0xb9, 0x2c, - DATA_ONLY, 0x12, - DATA_ONLY, 0x0c, - DATA_ONLY, 0x0a, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0e, - DATA_ONLY, 0x17, - DATA_ONLY, 0x13, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x2a, - DATA_ONLY, 0x24, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1b, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x17, - - DATA_ONLY, 0x2b, - DATA_ONLY, 0x26, - DATA_ONLY, 0x22, - DATA_ONLY, 0x20, - DATA_ONLY, 0x3a, - DATA_ONLY, 0x34, - DATA_ONLY, 0x30, - DATA_ONLY, 0x2c, - DATA_ONLY, 0x29, - DATA_ONLY, 0x26, - DATA_ONLY, 0x25, - DATA_ONLY, 0x23, - DATA_ONLY, 0x21, - DATA_ONLY, 0x20, - DATA_ONLY, 0x1e, - DATA_ONLY, 0x1e, - - 0xba, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x11, - DATA_ONLY, 0x22, - DATA_ONLY, 0x33, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - - DATA_ONLY, 0x55, - DATA_ONLY, 0x55, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - - 0xc1, 0x4d, - DATA_ONLY, 0x96, - DATA_ONLY, 0x1d, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x01, - DATA_ONLY, 0xdf, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x03, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x03, - DATA_ONLY, 0x06, - DATA_ONLY, 0x09, - DATA_ONLY, 0x0d, - DATA_ONLY, 0x0f, - DATA_ONLY, 0x12, - DATA_ONLY, 0x15, - DATA_ONLY, 0x18, - - 0xb2, 0x10, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0b, - DATA_ONLY, 0x05, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_acl_on[] = { - /* ACL on */ - 0xc0, 0x01, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_acl_off[] = { - /* ACL off */ - 0xc0, 0x00, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_elvss_on[] = { - /* ELVSS on */ - 0xb1, 0x0b, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_elvss_off[] = { - /* ELVSS off */ - 0xb1, 0x0a, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_stand_by_off[] = { - 0x11, COMMAND_ONLY, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_stand_by_on[] = { - 0x10, COMMAND_ONLY, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_display_on[] = { - 0x29, COMMAND_ONLY, - - ENDDEF, 0x0000 -}; - - -static int s6e63m0_spi_write_byte(struct s6e63m0 *lcd, int addr, int data) -{ - u16 buf[1]; - struct spi_message msg; - - struct spi_transfer xfer = { - .len = 2, - .tx_buf = buf, - }; - - buf[0] = (addr << 8) | data; - - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - - return spi_sync(lcd->spi, &msg); -} - -static int s6e63m0_spi_write(struct s6e63m0 *lcd, unsigned char address, - unsigned char command) -{ - int ret = 0; - - if (address != DATA_ONLY) - ret = s6e63m0_spi_write_byte(lcd, 0x0, address); - if (command != COMMAND_ONLY) - ret = s6e63m0_spi_write_byte(lcd, 0x1, command); - - return ret; -} - -static int s6e63m0_panel_send_sequence(struct s6e63m0 *lcd, - const unsigned short *wbuf) -{ - int ret = 0, i = 0; - - while ((wbuf[i] & DEFMASK) != ENDDEF) { - if ((wbuf[i] & DEFMASK) != SLEEPMSEC) { - ret = s6e63m0_spi_write(lcd, wbuf[i], wbuf[i+1]); - if (ret) - break; - } else { - msleep(wbuf[i+1]); - } - i += 2; - } - - return ret; -} - -static int _s6e63m0_gamma_ctl(struct s6e63m0 *lcd, const unsigned int *gamma) -{ - unsigned int i = 0; - int ret = 0; - - /* disable gamma table updating. */ - ret = s6e63m0_spi_write(lcd, 0xfa, 0x00); - if (ret) { - dev_err(lcd->dev, "failed to disable gamma table updating.\n"); - goto gamma_err; - } - - for (i = 0 ; i < GAMMA_TABLE_COUNT; i++) { - ret = s6e63m0_spi_write(lcd, DATA_ONLY, gamma[i]); - if (ret) { - dev_err(lcd->dev, "failed to set gamma table.\n"); - goto gamma_err; - } - } - - /* update gamma table. */ - ret = s6e63m0_spi_write(lcd, 0xfa, 0x01); - if (ret) - dev_err(lcd->dev, "failed to update gamma table.\n"); - -gamma_err: - return ret; -} - -static int s6e63m0_gamma_ctl(struct s6e63m0 *lcd, int gamma) -{ - int ret = 0; - - ret = _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_22_table[gamma]); - - return ret; -} - - -static int s6e63m0_ldi_init(struct s6e63m0 *lcd) -{ - int ret, i; - const unsigned short *init_seq[] = { - seq_panel_condition_set, - seq_display_condition_set, - seq_gamma_setting, - seq_etc_condition_set, - seq_acl_on, - seq_elvss_on, - }; - - for (i = 0; i < ARRAY_SIZE(init_seq); i++) { - ret = s6e63m0_panel_send_sequence(lcd, init_seq[i]); - if (ret) - break; - } - - return ret; -} - -static int s6e63m0_ldi_enable(struct s6e63m0 *lcd) -{ - int ret = 0, i; - const unsigned short *enable_seq[] = { - seq_stand_by_off, - seq_display_on, - }; - - for (i = 0; i < ARRAY_SIZE(enable_seq); i++) { - ret = s6e63m0_panel_send_sequence(lcd, enable_seq[i]); - if (ret) - break; - } - - return ret; -} - -static int s6e63m0_ldi_disable(struct s6e63m0 *lcd) -{ - int ret; - - ret = s6e63m0_panel_send_sequence(lcd, seq_stand_by_on); - - return ret; -} - -static int s6e63m0_power_is_on(int power) -{ - return power <= FB_BLANK_NORMAL; -} - -static int s6e63m0_power_on(struct s6e63m0 *lcd) -{ - int ret = 0; - struct lcd_platform_data *pd; - struct backlight_device *bd; - - pd = lcd->lcd_pd; - bd = lcd->bd; - - if (!pd->power_on) { - dev_err(lcd->dev, "power_on is NULL.\n"); - return -EINVAL; - } - - pd->power_on(lcd->ld, 1); - msleep(pd->power_on_delay); - - if (!pd->reset) { - dev_err(lcd->dev, "reset is NULL.\n"); - return -EINVAL; - } - - pd->reset(lcd->ld); - msleep(pd->reset_delay); - - ret = s6e63m0_ldi_init(lcd); - if (ret) { - dev_err(lcd->dev, "failed to initialize ldi.\n"); - return ret; - } - - ret = s6e63m0_ldi_enable(lcd); - if (ret) { - dev_err(lcd->dev, "failed to enable ldi.\n"); - return ret; - } - - /* set brightness to current value after power on or resume. */ - ret = s6e63m0_gamma_ctl(lcd, bd->props.brightness); - if (ret) { - dev_err(lcd->dev, "lcd gamma setting failed.\n"); - return ret; - } - - return 0; -} - -static int s6e63m0_power_off(struct s6e63m0 *lcd) -{ - int ret; - struct lcd_platform_data *pd; - - pd = lcd->lcd_pd; - - ret = s6e63m0_ldi_disable(lcd); - if (ret) { - dev_err(lcd->dev, "lcd setting failed.\n"); - return -EIO; - } - - msleep(pd->power_off_delay); - - pd->power_on(lcd->ld, 0); - - return 0; -} - -static int s6e63m0_power(struct s6e63m0 *lcd, int power) -{ - int ret = 0; - - if (s6e63m0_power_is_on(power) && !s6e63m0_power_is_on(lcd->power)) - ret = s6e63m0_power_on(lcd); - else if (!s6e63m0_power_is_on(power) && s6e63m0_power_is_on(lcd->power)) - ret = s6e63m0_power_off(lcd); - - if (!ret) - lcd->power = power; - - return ret; -} - -static int s6e63m0_set_power(struct lcd_device *ld, int power) -{ - struct s6e63m0 *lcd = lcd_get_data(ld); - - if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN && - power != FB_BLANK_NORMAL) { - dev_err(lcd->dev, "power value should be 0, 1 or 4.\n"); - return -EINVAL; - } - - return s6e63m0_power(lcd, power); -} - -static int s6e63m0_get_power(struct lcd_device *ld) -{ - struct s6e63m0 *lcd = lcd_get_data(ld); - - return lcd->power; -} - -static int s6e63m0_set_brightness(struct backlight_device *bd) -{ - int ret = 0, brightness = bd->props.brightness; - struct s6e63m0 *lcd = bl_get_data(bd); - - if (brightness < MIN_BRIGHTNESS || - brightness > bd->props.max_brightness) { - dev_err(&bd->dev, "lcd brightness should be %d to %d.\n", - MIN_BRIGHTNESS, MAX_BRIGHTNESS); - return -EINVAL; - } - - ret = s6e63m0_gamma_ctl(lcd, bd->props.brightness); - if (ret) { - dev_err(&bd->dev, "lcd brightness setting failed.\n"); - return -EIO; - } - - return ret; -} - -static struct lcd_ops s6e63m0_lcd_ops = { - .set_power = s6e63m0_set_power, - .get_power = s6e63m0_get_power, -}; - -static const struct backlight_ops s6e63m0_backlight_ops = { - .update_status = s6e63m0_set_brightness, -}; - -static ssize_t s6e63m0_sysfs_show_gamma_mode(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - char temp[10]; - - switch (lcd->gamma_mode) { - case 0: - sprintf(temp, "2.2 mode\n"); - strcat(buf, temp); - break; - case 1: - sprintf(temp, "1.9 mode\n"); - strcat(buf, temp); - break; - case 2: - sprintf(temp, "1.7 mode\n"); - strcat(buf, temp); - break; - default: - dev_info(dev, "gamma mode could be 0:2.2, 1:1.9 or 2:1.7)n"); - break; - } - - return strlen(buf); -} - -static ssize_t s6e63m0_sysfs_store_gamma_mode(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t len) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - struct backlight_device *bd = NULL; - int brightness, rc; - - rc = kstrtouint(buf, 0, &lcd->gamma_mode); - if (rc < 0) - return rc; - - bd = lcd->bd; - - brightness = bd->props.brightness; - - switch (lcd->gamma_mode) { - case 0: - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_22_table[brightness]); - break; - case 1: - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_19_table[brightness]); - break; - case 2: - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_17_table[brightness]); - break; - default: - dev_info(dev, "gamma mode could be 0:2.2, 1:1.9 or 2:1.7\n"); - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_22_table[brightness]); - break; - } - return len; -} - -static DEVICE_ATTR(gamma_mode, 0644, - s6e63m0_sysfs_show_gamma_mode, s6e63m0_sysfs_store_gamma_mode); - -static ssize_t s6e63m0_sysfs_show_gamma_table(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - char temp[3]; - - sprintf(temp, "%u\n", lcd->gamma_table_count); - strcpy(buf, temp); - - return strlen(buf); -} -static DEVICE_ATTR(gamma_table, 0444, - s6e63m0_sysfs_show_gamma_table, NULL); - -static int s6e63m0_probe(struct spi_device *spi) -{ - int ret = 0; - struct s6e63m0 *lcd = NULL; - struct lcd_device *ld = NULL; - struct backlight_device *bd = NULL; - struct backlight_properties props; - - lcd = devm_kzalloc(&spi->dev, sizeof(struct s6e63m0), GFP_KERNEL); - if (!lcd) - return -ENOMEM; - - /* s6e63m0 lcd panel uses 3-wire 9bits SPI Mode. */ - spi->bits_per_word = 9; - - ret = spi_setup(spi); - if (ret < 0) { - dev_err(&spi->dev, "spi setup failed.\n"); - return ret; - } - - lcd->spi = spi; - lcd->dev = &spi->dev; - - lcd->lcd_pd = dev_get_platdata(&spi->dev); - if (!lcd->lcd_pd) { - dev_err(&spi->dev, "platform data is NULL.\n"); - return -EINVAL; - } - - ld = devm_lcd_device_register(&spi->dev, "s6e63m0", &spi->dev, lcd, - &s6e63m0_lcd_ops); - if (IS_ERR(ld)) - return PTR_ERR(ld); - - lcd->ld = ld; - - memset(&props, 0, sizeof(struct backlight_properties)); - props.type = BACKLIGHT_RAW; - props.max_brightness = MAX_BRIGHTNESS; - - bd = devm_backlight_device_register(&spi->dev, "s6e63m0bl-bl", - &spi->dev, lcd, &s6e63m0_backlight_ops, - &props); - if (IS_ERR(bd)) - return PTR_ERR(bd); - - bd->props.brightness = MAX_BRIGHTNESS; - lcd->bd = bd; - - /* - * it gets gamma table count available so it gets user - * know that. - */ - lcd->gamma_table_count - sizeof(gamma_table) / (MAX_GAMMA_LEVEL * sizeof(int *)); - - ret = device_create_file(&(spi->dev), &dev_attr_gamma_mode); - if (ret < 0) - dev_err(&(spi->dev), "failed to add sysfs entries\n"); - - ret = device_create_file(&(spi->dev), &dev_attr_gamma_table); - if (ret < 0) - dev_err(&(spi->dev), "failed to add sysfs entries\n"); - - /* - * if lcd panel was on from bootloader like u-boot then - * do not lcd on. - */ - if (!lcd->lcd_pd->lcd_enabled) { - /* - * if lcd panel was off from bootloader then - * current lcd status is powerdown and then - * it enables lcd panel. - */ - lcd->power = FB_BLANK_POWERDOWN; - - s6e63m0_power(lcd, FB_BLANK_UNBLANK); - } else { - lcd->power = FB_BLANK_UNBLANK; - } - - spi_set_drvdata(spi, lcd); - - dev_info(&spi->dev, "s6e63m0 panel driver has been probed.\n"); - - return 0; -} - -static int s6e63m0_remove(struct spi_device *spi) -{ - struct s6e63m0 *lcd = spi_get_drvdata(spi); - - s6e63m0_power(lcd, FB_BLANK_POWERDOWN); - device_remove_file(&spi->dev, &dev_attr_gamma_table); - device_remove_file(&spi->dev, &dev_attr_gamma_mode); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int s6e63m0_suspend(struct device *dev) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - - dev_dbg(dev, "lcd->power = %d\n", lcd->power); - - /* - * when lcd panel is suspend, lcd panel becomes off - * regardless of status. - */ - return s6e63m0_power(lcd, FB_BLANK_POWERDOWN); -} - -static int s6e63m0_resume(struct device *dev) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - - lcd->power = FB_BLANK_POWERDOWN; - - return s6e63m0_power(lcd, FB_BLANK_UNBLANK); -} -#endif - -static SIMPLE_DEV_PM_OPS(s6e63m0_pm_ops, s6e63m0_suspend, s6e63m0_resume); - -/* Power down all displays on reboot, poweroff or halt. */ -static void s6e63m0_shutdown(struct spi_device *spi) -{ - struct s6e63m0 *lcd = spi_get_drvdata(spi); - - s6e63m0_power(lcd, FB_BLANK_POWERDOWN); -} - -static struct spi_driver s6e63m0_driver = { - .driver = { - .name = "s6e63m0", - .pm = &s6e63m0_pm_ops, - }, - .probe = s6e63m0_probe, - .remove = s6e63m0_remove, - .shutdown = s6e63m0_shutdown, -}; - -module_spi_driver(s6e63m0_driver); - -MODULE_AUTHOR("InKi Dae "); -MODULE_DESCRIPTION("S6E63M0 LCD Driver"); -MODULE_LICENSE("GPL"); - diff --git a/drivers/video/backlight/s6e63m0_gamma.h b/drivers/video/backlight/s6e63m0_gamma.h deleted file mode 100644 index 2c44bdb0696b..000000000000 --- a/drivers/video/backlight/s6e63m0_gamma.h +++ /dev/null @@ -1,266 +0,0 @@ -/* linux/drivers/video/samsung/s6e63m0_brightness.h - * - * Gamma level definitions. - * - * Copyright (c) 2009 Samsung Electronics - * InKi Dae - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifndef _S6E63M0_BRIGHTNESS_H -#define _S6E63M0_BRIGHTNESS_H - -#define MAX_GAMMA_LEVEL 11 -#define GAMMA_TABLE_COUNT 21 - -/* gamma value: 2.2 */ -static const unsigned int s6e63m0_22_300[] = { - 0x18, 0x08, 0x24, 0x5f, 0x50, 0x2d, 0xB6, - 0xB9, 0xA7, 0xAd, 0xB1, 0x9f, 0xbe, 0xC0, - 0xB5, 0x00, 0xa0, 0x00, 0xa4, 0x00, 0xdb -}; - -static const unsigned int s6e63m0_22_280[] = { - 0x18, 0x08, 0x24, 0x64, 0x56, 0x33, 0xB6, - 0xBA, 0xA8, 0xAC, 0xB1, 0x9D, 0xC1, 0xC1, - 0xB7, 0x00, 0x9C, 0x00, 0x9F, 0x00, 0xD6 -}; - -static const unsigned int s6e63m0_22_260[] = { - 0x18, 0x08, 0x24, 0x66, 0x58, 0x34, 0xB6, - 0xBA, 0xA7, 0xAF, 0xB3, 0xA0, 0xC1, 0xC2, - 0xB7, 0x00, 0x97, 0x00, 0x9A, 0x00, 0xD1 - -}; - -static const unsigned int s6e63m0_22_240[] = { - 0x18, 0x08, 0x24, 0x62, 0x54, 0x30, 0xB9, - 0xBB, 0xA9, 0xB0, 0xB3, 0xA1, 0xC1, 0xC3, - 0xB7, 0x00, 0x91, 0x00, 0x95, 0x00, 0xDA - -}; -static const unsigned int s6e63m0_22_220[] = { - 0x18, 0x08, 0x24, 0x63, 0x53, 0x31, 0xB8, - 0xBC, 0xA9, 0xB0, 0xB5, 0xA2, 0xC4, 0xC4, - 0xB8, 0x00, 0x8B, 0x00, 0x8E, 0x00, 0xC2 -}; - -static const unsigned int s6e63m0_22_200[] = { - 0x18, 0x08, 0x24, 0x66, 0x55, 0x34, 0xBA, - 0xBD, 0xAB, 0xB1, 0xB5, 0xA3, 0xC5, 0xC6, - 0xB9, 0x00, 0x85, 0x00, 0x88, 0x00, 0xBA -}; - -static const unsigned int s6e63m0_22_170[] = { - 0x18, 0x08, 0x24, 0x69, 0x54, 0x37, 0xBB, - 0xBE, 0xAC, 0xB4, 0xB7, 0xA6, 0xC7, 0xC8, - 0xBC, 0x00, 0x7B, 0x00, 0x7E, 0x00, 0xAB -}; - -static const unsigned int s6e63m0_22_140[] = { - 0x18, 0x08, 0x24, 0x6C, 0x54, 0x3A, 0xBC, - 0xBF, 0xAC, 0xB7, 0xBB, 0xA9, 0xC9, 0xC9, - 0xBE, 0x00, 0x71, 0x00, 0x73, 0x00, 0x9E -}; - -static const unsigned int s6e63m0_22_110[] = { - 0x18, 0x08, 0x24, 0x70, 0x51, 0x3E, 0xBF, - 0xC1, 0xAF, 0xB9, 0xBC, 0xAB, 0xCC, 0xCC, - 0xC2, 0x00, 0x65, 0x00, 0x67, 0x00, 0x8D -}; - -static const unsigned int s6e63m0_22_90[] = { - 0x18, 0x08, 0x24, 0x73, 0x4A, 0x3D, 0xC0, - 0xC2, 0xB1, 0xBB, 0xBE, 0xAC, 0xCE, 0xCF, - 0xC5, 0x00, 0x5D, 0x00, 0x5E, 0x00, 0x82 -}; - -static const unsigned int s6e63m0_22_30[] = { - 0x18, 0x08, 0x24, 0x78, 0xEC, 0x3D, 0xC8, - 0xC2, 0xB6, 0xC4, 0xC7, 0xB6, 0xD5, 0xD7, - 0xCC, 0x00, 0x39, 0x00, 0x36, 0x00, 0x51 -}; - -/* gamma value: 1.9 */ -static const unsigned int s6e63m0_19_300[] = { - 0x18, 0x08, 0x24, 0x61, 0x5F, 0x39, 0xBA, - 0xBD, 0xAD, 0xB1, 0xB6, 0xA5, 0xC4, 0xC5, - 0xBC, 0x00, 0xA0, 0x00, 0xA4, 0x00, 0xDB -}; - -static const unsigned int s6e63m0_19_280[] = { - 0x18, 0x08, 0x24, 0x61, 0x60, 0x39, 0xBB, - 0xBE, 0xAD, 0xB2, 0xB6, 0xA6, 0xC5, 0xC7, - 0xBD, 0x00, 0x9B, 0x00, 0x9E, 0x00, 0xD5 -}; - -static const unsigned int s6e63m0_19_260[] = { - 0x18, 0x08, 0x24, 0x63, 0x61, 0x3B, 0xBA, - 0xBE, 0xAC, 0xB3, 0xB8, 0xA7, 0xC6, 0xC8, - 0xBD, 0x00, 0x96, 0x00, 0x98, 0x00, 0xCF -}; - -static const unsigned int s6e63m0_19_240[] = { - 0x18, 0x08, 0x24, 0x67, 0x64, 0x3F, 0xBB, - 0xBE, 0xAD, 0xB3, 0xB9, 0xA7, 0xC8, 0xC9, - 0xBE, 0x00, 0x90, 0x00, 0x92, 0x00, 0xC8 -}; - -static const unsigned int s6e63m0_19_220[] = { - 0x18, 0x08, 0x24, 0x68, 0x64, 0x40, 0xBC, - 0xBF, 0xAF, 0xB4, 0xBA, 0xA9, 0xC8, 0xCA, - 0xBE, 0x00, 0x8B, 0x00, 0x8C, 0x00, 0xC0 -}; - -static const unsigned int s6e63m0_19_200[] = { - 0x18, 0x08, 0x24, 0x68, 0x64, 0x3F, 0xBE, - 0xC0, 0xB0, 0xB6, 0xBB, 0xAB, 0xC8, 0xCB, - 0xBF, 0x00, 0x85, 0x00, 0x86, 0x00, 0xB8 -}; - -static const unsigned int s6e63m0_19_170[] = { - 0x18, 0x08, 0x24, 0x69, 0x64, 0x40, 0xBF, - 0xC1, 0xB0, 0xB9, 0xBE, 0xAD, 0xCB, 0xCD, - 0xC2, 0x00, 0x7A, 0x00, 0x7B, 0x00, 0xAA -}; - -static const unsigned int s6e63m0_19_140[] = { - 0x18, 0x08, 0x24, 0x6E, 0x65, 0x45, 0xC0, - 0xC3, 0xB2, 0xBA, 0xBE, 0xAE, 0xCD, 0xD0, - 0xC4, 0x00, 0x70, 0x00, 0x70, 0x00, 0x9C -}; - -static const unsigned int s6e63m0_19_110[] = { - 0x18, 0x08, 0x24, 0x6F, 0x65, 0x46, 0xC2, - 0xC4, 0xB3, 0xBF, 0xC2, 0xB2, 0xCF, 0xD1, - 0xC6, 0x00, 0x64, 0x00, 0x64, 0x00, 0x8D -}; - -static const unsigned int s6e63m0_19_90[] = { - 0x18, 0x08, 0x24, 0x74, 0x60, 0x4A, 0xC3, - 0xC6, 0xB5, 0xBF, 0xC3, 0xB2, 0xD2, 0xD3, - 0xC8, 0x00, 0x5B, 0x00, 0x5B, 0x00, 0x81 -}; - -static const unsigned int s6e63m0_19_30[] = { - 0x18, 0x08, 0x24, 0x84, 0x45, 0x4F, 0xCA, - 0xCB, 0xBC, 0xC9, 0xCB, 0xBC, 0xDA, 0xDA, - 0xD0, 0x00, 0x35, 0x00, 0x34, 0x00, 0x4E -}; - -/* gamma value: 1.7 */ -static const unsigned int s6e63m0_17_300[] = { - 0x18, 0x08, 0x24, 0x70, 0x70, 0x4F, 0xBF, - 0xC2, 0xB2, 0xB8, 0xBC, 0xAC, 0xCB, 0xCD, - 0xC3, 0x00, 0xA0, 0x00, 0xA4, 0x00, 0xDB -}; - -static const unsigned int s6e63m0_17_280[] = { - 0x18, 0x08, 0x24, 0x71, 0x71, 0x50, 0xBF, - 0xC2, 0xB2, 0xBA, 0xBE, 0xAE, 0xCB, 0xCD, - 0xC3, 0x00, 0x9C, 0x00, 0x9F, 0x00, 0xD6 -}; - -static const unsigned int s6e63m0_17_260[] = { - 0x18, 0x08, 0x24, 0x72, 0x72, 0x50, 0xC0, - 0xC3, 0xB4, 0xB9, 0xBE, 0xAE, 0xCC, 0xCF, - 0xC4, 0x00, 0x97, 0x00, 0x9A, 0x00, 0xD1 -}; - -static const unsigned int s6e63m0_17_240[] = { - 0x18, 0x08, 0x24, 0x71, 0x72, 0x4F, 0xC2, - 0xC4, 0xB5, 0xBB, 0xBF, 0xB0, 0xCC, 0xCF, - 0xC3, 0x00, 0x91, 0x00, 0x95, 0x00, 0xCA -}; - -static const unsigned int s6e63m0_17_220[] = { - 0x18, 0x08, 0x24, 0x71, 0x73, 0x4F, 0xC2, - 0xC5, 0xB5, 0xBD, 0xC0, 0xB2, 0xCD, 0xD1, - 0xC5, 0x00, 0x8B, 0x00, 0x8E, 0x00, 0xC2 -}; - -static const unsigned int s6e63m0_17_200[] = { - 0x18, 0x08, 0x24, 0x72, 0x75, 0x51, 0xC2, - 0xC6, 0xB5, 0xBF, 0xC1, 0xB3, 0xCE, 0xD1, - 0xC6, 0x00, 0x85, 0x00, 0x88, 0x00, 0xBA -}; - -static const unsigned int s6e63m0_17_170[] = { - 0x18, 0x08, 0x24, 0x75, 0x77, 0x54, 0xC3, - 0xC7, 0xB7, 0xC0, 0xC3, 0xB4, 0xD1, 0xD3, - 0xC9, 0x00, 0x7B, 0x00, 0x7E, 0x00, 0xAB -}; - -static const unsigned int s6e63m0_17_140[] = { - 0x18, 0x08, 0x24, 0x7B, 0x77, 0x58, 0xC3, - 0xC8, 0xB8, 0xC2, 0xC6, 0xB6, 0xD3, 0xD4, - 0xCA, 0x00, 0x71, 0x00, 0x73, 0x00, 0x9E -}; - -static const unsigned int s6e63m0_17_110[] = { - 0x18, 0x08, 0x24, 0x81, 0x7B, 0x5D, 0xC6, - 0xCA, 0xBB, 0xC3, 0xC7, 0xB8, 0xD6, 0xD8, - 0xCD, 0x00, 0x65, 0x00, 0x67, 0x00, 0x8D -}; - -static const unsigned int s6e63m0_17_90[] = { - 0x18, 0x08, 0x24, 0x82, 0x7A, 0x5B, 0xC8, - 0xCB, 0xBD, 0xC5, 0xCA, 0xBA, 0xD6, 0xD8, - 0xCE, 0x00, 0x5D, 0x00, 0x5E, 0x00, 0x82 -}; - -static const unsigned int s6e63m0_17_30[] = { - 0x18, 0x08, 0x24, 0x8F, 0x73, 0x63, 0xD1, - 0xD0, 0xC5, 0xCC, 0xD1, 0xC2, 0xDE, 0xE0, - 0xD6, 0x00, 0x39, 0x00, 0x36, 0x00, 0x51 -}; - -struct s6e63m0_gamma { - unsigned int *gamma_22_table[MAX_GAMMA_LEVEL]; - unsigned int *gamma_19_table[MAX_GAMMA_LEVEL]; - unsigned int *gamma_17_table[MAX_GAMMA_LEVEL]; -}; - -static struct s6e63m0_gamma gamma_table = { - .gamma_22_table[0] = (unsigned int *)&s6e63m0_22_30, - .gamma_22_table[1] = (unsigned int *)&s6e63m0_22_90, - .gamma_22_table[2] = (unsigned int *)&s6e63m0_22_110, - .gamma_22_table[3] = (unsigned int *)&s6e63m0_22_140, - .gamma_22_table[4] = (unsigned int *)&s6e63m0_22_170, - .gamma_22_table[5] = (unsigned int *)&s6e63m0_22_200, - .gamma_22_table[6] = (unsigned int *)&s6e63m0_22_220, - .gamma_22_table[7] = (unsigned int *)&s6e63m0_22_240, - .gamma_22_table[8] = (unsigned int *)&s6e63m0_22_260, - .gamma_22_table[9] = (unsigned int *)&s6e63m0_22_280, - .gamma_22_table[10] = (unsigned int *)&s6e63m0_22_300, - - .gamma_19_table[0] = (unsigned int *)&s6e63m0_19_30, - .gamma_19_table[1] = (unsigned int *)&s6e63m0_19_90, - .gamma_19_table[2] = (unsigned int *)&s6e63m0_19_110, - .gamma_19_table[3] = (unsigned int *)&s6e63m0_19_140, - .gamma_19_table[4] = (unsigned int *)&s6e63m0_19_170, - .gamma_19_table[5] = (unsigned int *)&s6e63m0_19_200, - .gamma_19_table[6] = (unsigned int *)&s6e63m0_19_220, - .gamma_19_table[7] = (unsigned int *)&s6e63m0_19_240, - .gamma_19_table[8] = (unsigned int *)&s6e63m0_19_260, - .gamma_19_table[9] = (unsigned int *)&s6e63m0_19_280, - .gamma_19_table[10] = (unsigned int *)&s6e63m0_19_300, - - .gamma_17_table[0] = (unsigned int *)&s6e63m0_17_30, - .gamma_17_table[1] = (unsigned int *)&s6e63m0_17_90, - .gamma_17_table[2] = (unsigned int *)&s6e63m0_17_110, - .gamma_17_table[3] = (unsigned int *)&s6e63m0_17_140, - .gamma_17_table[4] = (unsigned int *)&s6e63m0_17_170, - .gamma_17_table[5] = (unsigned int *)&s6e63m0_17_200, - .gamma_17_table[6] = (unsigned int *)&s6e63m0_17_220, - .gamma_17_table[7] = (unsigned int *)&s6e63m0_17_240, - .gamma_17_table[8] = (unsigned int *)&s6e63m0_17_260, - .gamma_17_table[9] = (unsigned int *)&s6e63m0_17_280, - .gamma_17_table[10] = (unsigned int *)&s6e63m0_17_300, -}; - -#endif - -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: [RESEND v2 1/2] backlight: Remove s6e63m0 driver Date: Thu, 27 Sep 2018 18:55:40 +0200 Message-ID: <20180927165541.11903-1-krzk@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id BAA476E146 for ; Thu, 27 Sep 2018 16:55:47 +0000 (UTC) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Lee Jones , Daniel Thompson , Jingoo Han , Bartlomiej Zolnierkiewicz , Krzysztof Kozlowski , Aishwarya Pant , Jonathan Corbet , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org Cc: Marek Szyprowski List-Id: dri-devel@lists.freedesktop.org VGhlIGRyaXZlciBmb3IgUzZFNjNNMCBBTU9MRUQgTENEIHBhbmVsIGlzIG5vdCB1c2VkLiAgSXQg ZG9lcyBub3QKc3VwcG9ydCBEZXZpY2VUcmVlIGFuZCByZXNwZWN0aXZlIHBvc3NpYmxlIHVzZXJz 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S1728739AbeI0XO7 (ORCPT ); Thu, 27 Sep 2018 19:14:59 -0400 Received: from mail.kernel.org ([198.145.29.99]:52588 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728370AbeI0XO6 (ORCPT ); Thu, 27 Sep 2018 19:14:58 -0400 Received: from localhost.localdomain (unknown [178.38.103.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 23C302083A; Thu, 27 Sep 2018 16:55:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1538067347; bh=yb6KgSQawuy/XE7M041/X4ZEjZEn/aBCCdjRxuJpQm8=; h=From:To:Cc:Subject:Date:From; b=czK6pVUpAg94qZdE7QQukAZg+zbcKZGW8gEXNO6mHWQDMZ6QXVUAD3ncaqwxXkbRL 4RTx8loykC3cSIhHsk1vvF0kdkHvTNNhg1HSPZ2QMvoyZQL6j4rJc03D/JiXf0t3A8 65cVLKMHHIvzpRnYSjolZAzjSlIXIsbyJxSBEVtA= From: Krzysztof Kozlowski To: Lee Jones , Daniel Thompson , Jingoo Han , Bartlomiej Zolnierkiewicz , Krzysztof Kozlowski , Aishwarya Pant , Jonathan Corbet , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org Cc: Marek Szyprowski , Inki Dae Subject: [RESEND v2 1/2] backlight: Remove s6e63m0 driver Date: Thu, 27 Sep 2018 18:55:40 +0200 Message-Id: <20180927165541.11903-1-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The driver for S6E63M0 AMOLED LCD panel is not used. It does not support DeviceTree and respective possible users (S5Pv210 Aquila and Goni boards) are DeviceTree-only. Suggested-by: Marek Szyprowski Cc: Marek Szyprowski Cc: Inki Dae Signed-off-by: Krzysztof Kozlowski Acked-by: Jingoo Han Acked-by: Daniel Thompson --- Changes since v1: 1. Remove sysfs ABI documentation file. 2. Add Jingoo's and Daniel's acks. --- .../ABI/testing/sysfs-class-lcd-s6e63m0 | 27 - drivers/video/backlight/Kconfig | 8 - drivers/video/backlight/Makefile | 1 - drivers/video/backlight/s6e63m0.c | 857 ------------------ drivers/video/backlight/s6e63m0_gamma.h | 266 ------ 5 files changed, 1159 deletions(-) delete mode 100644 Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 delete mode 100644 drivers/video/backlight/s6e63m0.c delete mode 100644 drivers/video/backlight/s6e63m0_gamma.h diff --git a/Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 b/Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 deleted file mode 100644 index ae0a2d3dcc07..000000000000 --- a/Documentation/ABI/testing/sysfs-class-lcd-s6e63m0 +++ /dev/null @@ -1,27 +0,0 @@ -sysfs interface for the S6E63M0 AMOLED LCD panel driver -------------------------------------------------------- - -What: /sys/class/lcd//gamma_mode -Date: May, 2010 -KernelVersion: v2.6.35 -Contact: dri-devel@lists.freedesktop.org -Description: - (RW) Read or write the gamma mode. Following three modes are - supported: - 0 - gamma value 2.2, - 1 - gamma value 1.9 and - 2 - gamma value 1.7. - - -What: /sys/class/lcd//gamma_table -Date: May, 2010 -KernelVersion: v2.6.35 -Contact: dri-devel@lists.freedesktop.org -Description: - (RO) Displays the size of the gamma table i.e. the number of - gamma modes available. - -This is a backlight lcd driver. These interfaces are an extension to the API -documented in Documentation/ABI/testing/sysfs-class-lcd and in -Documentation/ABI/stable/sysfs-class-backlight (under -/sys/class/backlight//). diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 2919e2334052..2373c3cec0c3 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -111,14 +111,6 @@ config LCD_HP700 If you have an HP Jornada 700 series handheld (710/720/728) say Y to enable LCD control driver. -config LCD_S6E63M0 - tristate "S6E63M0 AMOLED LCD Driver" - depends on SPI && BACKLIGHT_CLASS_DEVICE - default n - help - If you have an S6E63M0 LCD Panel, say Y to enable its - LCD control driver. - config LCD_LD9040 tristate "LD9040 AMOLED LCD Driver" depends on SPI && BACKLIGHT_CLASS_DEVICE diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 0dcc2c745c03..c7a46392a76f 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -15,7 +15,6 @@ obj-$(CONFIG_LCD_LMS501KF03) += lms501kf03.o obj-$(CONFIG_LCD_LTV350QV) += ltv350qv.o obj-$(CONFIG_LCD_OTM3225A) += otm3225a.o obj-$(CONFIG_LCD_PLATFORM) += platform_lcd.o -obj-$(CONFIG_LCD_S6E63M0) += s6e63m0.o obj-$(CONFIG_LCD_TDO24M) += tdo24m.o obj-$(CONFIG_LCD_TOSA) += tosa_lcd.o obj-$(CONFIG_LCD_VGG2432A4) += vgg2432a4.o diff --git a/drivers/video/backlight/s6e63m0.c b/drivers/video/backlight/s6e63m0.c deleted file mode 100644 index 3c4a22a3063a..000000000000 --- a/drivers/video/backlight/s6e63m0.c +++ /dev/null @@ -1,857 +0,0 @@ -/* - * S6E63M0 AMOLED LCD panel driver. - * - * Author: InKi Dae - * - * Derived from drivers/video/omap/lcd-apollon.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "s6e63m0_gamma.h" - -#define SLEEPMSEC 0x1000 -#define ENDDEF 0x2000 -#define DEFMASK 0xFF00 -#define COMMAND_ONLY 0xFE -#define DATA_ONLY 0xFF - -#define MIN_BRIGHTNESS 0 -#define MAX_BRIGHTNESS 10 - -struct s6e63m0 { - struct device *dev; - struct spi_device *spi; - unsigned int power; - unsigned int current_brightness; - unsigned int gamma_mode; - unsigned int gamma_table_count; - struct lcd_device *ld; - struct backlight_device *bd; - struct lcd_platform_data *lcd_pd; -}; - -static const unsigned short seq_panel_condition_set[] = { - 0xF8, 0x01, - DATA_ONLY, 0x27, - DATA_ONLY, 0x27, - DATA_ONLY, 0x07, - DATA_ONLY, 0x07, - DATA_ONLY, 0x54, - DATA_ONLY, 0x9f, - DATA_ONLY, 0x63, - DATA_ONLY, 0x86, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x33, - DATA_ONLY, 0x0d, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_display_condition_set[] = { - 0xf2, 0x02, - DATA_ONLY, 0x03, - DATA_ONLY, 0x1c, - DATA_ONLY, 0x10, - DATA_ONLY, 0x10, - - 0xf7, 0x03, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_gamma_setting[] = { - 0xfa, 0x00, - DATA_ONLY, 0x18, - DATA_ONLY, 0x08, - DATA_ONLY, 0x24, - DATA_ONLY, 0x64, - DATA_ONLY, 0x56, - DATA_ONLY, 0x33, - DATA_ONLY, 0xb6, - DATA_ONLY, 0xba, - DATA_ONLY, 0xa8, - DATA_ONLY, 0xac, - DATA_ONLY, 0xb1, - DATA_ONLY, 0x9d, - DATA_ONLY, 0xc1, - DATA_ONLY, 0xc1, - DATA_ONLY, 0xb7, - DATA_ONLY, 0x00, - DATA_ONLY, 0x9c, - DATA_ONLY, 0x00, - DATA_ONLY, 0x9f, - DATA_ONLY, 0x00, - DATA_ONLY, 0xd6, - - 0xfa, 0x01, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_etc_condition_set[] = { - 0xf6, 0x00, - DATA_ONLY, 0x8c, - DATA_ONLY, 0x07, - - 0xb3, 0xc, - - 0xb5, 0x2c, - DATA_ONLY, 0x12, - DATA_ONLY, 0x0c, - DATA_ONLY, 0x0a, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0e, - DATA_ONLY, 0x17, - DATA_ONLY, 0x13, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x2a, - DATA_ONLY, 0x24, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1b, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x17, - - DATA_ONLY, 0x2b, - DATA_ONLY, 0x26, - DATA_ONLY, 0x22, - DATA_ONLY, 0x20, - DATA_ONLY, 0x3a, - DATA_ONLY, 0x34, - DATA_ONLY, 0x30, - DATA_ONLY, 0x2c, - DATA_ONLY, 0x29, - DATA_ONLY, 0x26, - DATA_ONLY, 0x25, - DATA_ONLY, 0x23, - DATA_ONLY, 0x21, - DATA_ONLY, 0x20, - DATA_ONLY, 0x1e, - DATA_ONLY, 0x1e, - - 0xb6, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x11, - DATA_ONLY, 0x22, - DATA_ONLY, 0x33, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - - DATA_ONLY, 0x55, - DATA_ONLY, 0x55, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - - 0xb7, 0x2c, - DATA_ONLY, 0x12, - DATA_ONLY, 0x0c, - DATA_ONLY, 0x0a, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0e, - DATA_ONLY, 0x17, - DATA_ONLY, 0x13, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x2a, - DATA_ONLY, 0x24, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1b, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x17, - - DATA_ONLY, 0x2b, - DATA_ONLY, 0x26, - DATA_ONLY, 0x22, - DATA_ONLY, 0x20, - DATA_ONLY, 0x3a, - DATA_ONLY, 0x34, - DATA_ONLY, 0x30, - DATA_ONLY, 0x2c, - DATA_ONLY, 0x29, - DATA_ONLY, 0x26, - DATA_ONLY, 0x25, - DATA_ONLY, 0x23, - DATA_ONLY, 0x21, - DATA_ONLY, 0x20, - DATA_ONLY, 0x1e, - DATA_ONLY, 0x1e, - - 0xb8, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x11, - DATA_ONLY, 0x22, - DATA_ONLY, 0x33, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - - DATA_ONLY, 0x55, - DATA_ONLY, 0x55, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - - 0xb9, 0x2c, - DATA_ONLY, 0x12, - DATA_ONLY, 0x0c, - DATA_ONLY, 0x0a, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0e, - DATA_ONLY, 0x17, - DATA_ONLY, 0x13, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x2a, - DATA_ONLY, 0x24, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x1b, - DATA_ONLY, 0x1a, - DATA_ONLY, 0x17, - - DATA_ONLY, 0x2b, - DATA_ONLY, 0x26, - DATA_ONLY, 0x22, - DATA_ONLY, 0x20, - DATA_ONLY, 0x3a, - DATA_ONLY, 0x34, - DATA_ONLY, 0x30, - DATA_ONLY, 0x2c, - DATA_ONLY, 0x29, - DATA_ONLY, 0x26, - DATA_ONLY, 0x25, - DATA_ONLY, 0x23, - DATA_ONLY, 0x21, - DATA_ONLY, 0x20, - DATA_ONLY, 0x1e, - DATA_ONLY, 0x1e, - - 0xba, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x11, - DATA_ONLY, 0x22, - DATA_ONLY, 0x33, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - DATA_ONLY, 0x44, - - DATA_ONLY, 0x55, - DATA_ONLY, 0x55, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - DATA_ONLY, 0x66, - - 0xc1, 0x4d, - DATA_ONLY, 0x96, - DATA_ONLY, 0x1d, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x01, - DATA_ONLY, 0xdf, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x03, - DATA_ONLY, 0x1f, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x00, - DATA_ONLY, 0x03, - DATA_ONLY, 0x06, - DATA_ONLY, 0x09, - DATA_ONLY, 0x0d, - DATA_ONLY, 0x0f, - DATA_ONLY, 0x12, - DATA_ONLY, 0x15, - DATA_ONLY, 0x18, - - 0xb2, 0x10, - DATA_ONLY, 0x10, - DATA_ONLY, 0x0b, - DATA_ONLY, 0x05, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_acl_on[] = { - /* ACL on */ - 0xc0, 0x01, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_acl_off[] = { - /* ACL off */ - 0xc0, 0x00, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_elvss_on[] = { - /* ELVSS on */ - 0xb1, 0x0b, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_elvss_off[] = { - /* ELVSS off */ - 0xb1, 0x0a, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_stand_by_off[] = { - 0x11, COMMAND_ONLY, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_stand_by_on[] = { - 0x10, COMMAND_ONLY, - - ENDDEF, 0x0000 -}; - -static const unsigned short seq_display_on[] = { - 0x29, COMMAND_ONLY, - - ENDDEF, 0x0000 -}; - - -static int s6e63m0_spi_write_byte(struct s6e63m0 *lcd, int addr, int data) -{ - u16 buf[1]; - struct spi_message msg; - - struct spi_transfer xfer = { - .len = 2, - .tx_buf = buf, - }; - - buf[0] = (addr << 8) | data; - - spi_message_init(&msg); - spi_message_add_tail(&xfer, &msg); - - return spi_sync(lcd->spi, &msg); -} - -static int s6e63m0_spi_write(struct s6e63m0 *lcd, unsigned char address, - unsigned char command) -{ - int ret = 0; - - if (address != DATA_ONLY) - ret = s6e63m0_spi_write_byte(lcd, 0x0, address); - if (command != COMMAND_ONLY) - ret = s6e63m0_spi_write_byte(lcd, 0x1, command); - - return ret; -} - -static int s6e63m0_panel_send_sequence(struct s6e63m0 *lcd, - const unsigned short *wbuf) -{ - int ret = 0, i = 0; - - while ((wbuf[i] & DEFMASK) != ENDDEF) { - if ((wbuf[i] & DEFMASK) != SLEEPMSEC) { - ret = s6e63m0_spi_write(lcd, wbuf[i], wbuf[i+1]); - if (ret) - break; - } else { - msleep(wbuf[i+1]); - } - i += 2; - } - - return ret; -} - -static int _s6e63m0_gamma_ctl(struct s6e63m0 *lcd, const unsigned int *gamma) -{ - unsigned int i = 0; - int ret = 0; - - /* disable gamma table updating. */ - ret = s6e63m0_spi_write(lcd, 0xfa, 0x00); - if (ret) { - dev_err(lcd->dev, "failed to disable gamma table updating.\n"); - goto gamma_err; - } - - for (i = 0 ; i < GAMMA_TABLE_COUNT; i++) { - ret = s6e63m0_spi_write(lcd, DATA_ONLY, gamma[i]); - if (ret) { - dev_err(lcd->dev, "failed to set gamma table.\n"); - goto gamma_err; - } - } - - /* update gamma table. */ - ret = s6e63m0_spi_write(lcd, 0xfa, 0x01); - if (ret) - dev_err(lcd->dev, "failed to update gamma table.\n"); - -gamma_err: - return ret; -} - -static int s6e63m0_gamma_ctl(struct s6e63m0 *lcd, int gamma) -{ - int ret = 0; - - ret = _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_22_table[gamma]); - - return ret; -} - - -static int s6e63m0_ldi_init(struct s6e63m0 *lcd) -{ - int ret, i; - const unsigned short *init_seq[] = { - seq_panel_condition_set, - seq_display_condition_set, - seq_gamma_setting, - seq_etc_condition_set, - seq_acl_on, - seq_elvss_on, - }; - - for (i = 0; i < ARRAY_SIZE(init_seq); i++) { - ret = s6e63m0_panel_send_sequence(lcd, init_seq[i]); - if (ret) - break; - } - - return ret; -} - -static int s6e63m0_ldi_enable(struct s6e63m0 *lcd) -{ - int ret = 0, i; - const unsigned short *enable_seq[] = { - seq_stand_by_off, - seq_display_on, - }; - - for (i = 0; i < ARRAY_SIZE(enable_seq); i++) { - ret = s6e63m0_panel_send_sequence(lcd, enable_seq[i]); - if (ret) - break; - } - - return ret; -} - -static int s6e63m0_ldi_disable(struct s6e63m0 *lcd) -{ - int ret; - - ret = s6e63m0_panel_send_sequence(lcd, seq_stand_by_on); - - return ret; -} - -static int s6e63m0_power_is_on(int power) -{ - return power <= FB_BLANK_NORMAL; -} - -static int s6e63m0_power_on(struct s6e63m0 *lcd) -{ - int ret = 0; - struct lcd_platform_data *pd; - struct backlight_device *bd; - - pd = lcd->lcd_pd; - bd = lcd->bd; - - if (!pd->power_on) { - dev_err(lcd->dev, "power_on is NULL.\n"); - return -EINVAL; - } - - pd->power_on(lcd->ld, 1); - msleep(pd->power_on_delay); - - if (!pd->reset) { - dev_err(lcd->dev, "reset is NULL.\n"); - return -EINVAL; - } - - pd->reset(lcd->ld); - msleep(pd->reset_delay); - - ret = s6e63m0_ldi_init(lcd); - if (ret) { - dev_err(lcd->dev, "failed to initialize ldi.\n"); - return ret; - } - - ret = s6e63m0_ldi_enable(lcd); - if (ret) { - dev_err(lcd->dev, "failed to enable ldi.\n"); - return ret; - } - - /* set brightness to current value after power on or resume. */ - ret = s6e63m0_gamma_ctl(lcd, bd->props.brightness); - if (ret) { - dev_err(lcd->dev, "lcd gamma setting failed.\n"); - return ret; - } - - return 0; -} - -static int s6e63m0_power_off(struct s6e63m0 *lcd) -{ - int ret; - struct lcd_platform_data *pd; - - pd = lcd->lcd_pd; - - ret = s6e63m0_ldi_disable(lcd); - if (ret) { - dev_err(lcd->dev, "lcd setting failed.\n"); - return -EIO; - } - - msleep(pd->power_off_delay); - - pd->power_on(lcd->ld, 0); - - return 0; -} - -static int s6e63m0_power(struct s6e63m0 *lcd, int power) -{ - int ret = 0; - - if (s6e63m0_power_is_on(power) && !s6e63m0_power_is_on(lcd->power)) - ret = s6e63m0_power_on(lcd); - else if (!s6e63m0_power_is_on(power) && s6e63m0_power_is_on(lcd->power)) - ret = s6e63m0_power_off(lcd); - - if (!ret) - lcd->power = power; - - return ret; -} - -static int s6e63m0_set_power(struct lcd_device *ld, int power) -{ - struct s6e63m0 *lcd = lcd_get_data(ld); - - if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN && - power != FB_BLANK_NORMAL) { - dev_err(lcd->dev, "power value should be 0, 1 or 4.\n"); - return -EINVAL; - } - - return s6e63m0_power(lcd, power); -} - -static int s6e63m0_get_power(struct lcd_device *ld) -{ - struct s6e63m0 *lcd = lcd_get_data(ld); - - return lcd->power; -} - -static int s6e63m0_set_brightness(struct backlight_device *bd) -{ - int ret = 0, brightness = bd->props.brightness; - struct s6e63m0 *lcd = bl_get_data(bd); - - if (brightness < MIN_BRIGHTNESS || - brightness > bd->props.max_brightness) { - dev_err(&bd->dev, "lcd brightness should be %d to %d.\n", - MIN_BRIGHTNESS, MAX_BRIGHTNESS); - return -EINVAL; - } - - ret = s6e63m0_gamma_ctl(lcd, bd->props.brightness); - if (ret) { - dev_err(&bd->dev, "lcd brightness setting failed.\n"); - return -EIO; - } - - return ret; -} - -static struct lcd_ops s6e63m0_lcd_ops = { - .set_power = s6e63m0_set_power, - .get_power = s6e63m0_get_power, -}; - -static const struct backlight_ops s6e63m0_backlight_ops = { - .update_status = s6e63m0_set_brightness, -}; - -static ssize_t s6e63m0_sysfs_show_gamma_mode(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - char temp[10]; - - switch (lcd->gamma_mode) { - case 0: - sprintf(temp, "2.2 mode\n"); - strcat(buf, temp); - break; - case 1: - sprintf(temp, "1.9 mode\n"); - strcat(buf, temp); - break; - case 2: - sprintf(temp, "1.7 mode\n"); - strcat(buf, temp); - break; - default: - dev_info(dev, "gamma mode could be 0:2.2, 1:1.9 or 2:1.7)n"); - break; - } - - return strlen(buf); -} - -static ssize_t s6e63m0_sysfs_store_gamma_mode(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t len) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - struct backlight_device *bd = NULL; - int brightness, rc; - - rc = kstrtouint(buf, 0, &lcd->gamma_mode); - if (rc < 0) - return rc; - - bd = lcd->bd; - - brightness = bd->props.brightness; - - switch (lcd->gamma_mode) { - case 0: - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_22_table[brightness]); - break; - case 1: - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_19_table[brightness]); - break; - case 2: - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_17_table[brightness]); - break; - default: - dev_info(dev, "gamma mode could be 0:2.2, 1:1.9 or 2:1.7\n"); - _s6e63m0_gamma_ctl(lcd, gamma_table.gamma_22_table[brightness]); - break; - } - return len; -} - -static DEVICE_ATTR(gamma_mode, 0644, - s6e63m0_sysfs_show_gamma_mode, s6e63m0_sysfs_store_gamma_mode); - -static ssize_t s6e63m0_sysfs_show_gamma_table(struct device *dev, - struct device_attribute *attr, char *buf) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - char temp[3]; - - sprintf(temp, "%u\n", lcd->gamma_table_count); - strcpy(buf, temp); - - return strlen(buf); -} -static DEVICE_ATTR(gamma_table, 0444, - s6e63m0_sysfs_show_gamma_table, NULL); - -static int s6e63m0_probe(struct spi_device *spi) -{ - int ret = 0; - struct s6e63m0 *lcd = NULL; - struct lcd_device *ld = NULL; - struct backlight_device *bd = NULL; - struct backlight_properties props; - - lcd = devm_kzalloc(&spi->dev, sizeof(struct s6e63m0), GFP_KERNEL); - if (!lcd) - return -ENOMEM; - - /* s6e63m0 lcd panel uses 3-wire 9bits SPI Mode. */ - spi->bits_per_word = 9; - - ret = spi_setup(spi); - if (ret < 0) { - dev_err(&spi->dev, "spi setup failed.\n"); - return ret; - } - - lcd->spi = spi; - lcd->dev = &spi->dev; - - lcd->lcd_pd = dev_get_platdata(&spi->dev); - if (!lcd->lcd_pd) { - dev_err(&spi->dev, "platform data is NULL.\n"); - return -EINVAL; - } - - ld = devm_lcd_device_register(&spi->dev, "s6e63m0", &spi->dev, lcd, - &s6e63m0_lcd_ops); - if (IS_ERR(ld)) - return PTR_ERR(ld); - - lcd->ld = ld; - - memset(&props, 0, sizeof(struct backlight_properties)); - props.type = BACKLIGHT_RAW; - props.max_brightness = MAX_BRIGHTNESS; - - bd = devm_backlight_device_register(&spi->dev, "s6e63m0bl-bl", - &spi->dev, lcd, &s6e63m0_backlight_ops, - &props); - if (IS_ERR(bd)) - return PTR_ERR(bd); - - bd->props.brightness = MAX_BRIGHTNESS; - lcd->bd = bd; - - /* - * it gets gamma table count available so it gets user - * know that. - */ - lcd->gamma_table_count = - sizeof(gamma_table) / (MAX_GAMMA_LEVEL * sizeof(int *)); - - ret = device_create_file(&(spi->dev), &dev_attr_gamma_mode); - if (ret < 0) - dev_err(&(spi->dev), "failed to add sysfs entries\n"); - - ret = device_create_file(&(spi->dev), &dev_attr_gamma_table); - if (ret < 0) - dev_err(&(spi->dev), "failed to add sysfs entries\n"); - - /* - * if lcd panel was on from bootloader like u-boot then - * do not lcd on. - */ - if (!lcd->lcd_pd->lcd_enabled) { - /* - * if lcd panel was off from bootloader then - * current lcd status is powerdown and then - * it enables lcd panel. - */ - lcd->power = FB_BLANK_POWERDOWN; - - s6e63m0_power(lcd, FB_BLANK_UNBLANK); - } else { - lcd->power = FB_BLANK_UNBLANK; - } - - spi_set_drvdata(spi, lcd); - - dev_info(&spi->dev, "s6e63m0 panel driver has been probed.\n"); - - return 0; -} - -static int s6e63m0_remove(struct spi_device *spi) -{ - struct s6e63m0 *lcd = spi_get_drvdata(spi); - - s6e63m0_power(lcd, FB_BLANK_POWERDOWN); - device_remove_file(&spi->dev, &dev_attr_gamma_table); - device_remove_file(&spi->dev, &dev_attr_gamma_mode); - - return 0; -} - -#ifdef CONFIG_PM_SLEEP -static int s6e63m0_suspend(struct device *dev) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - - dev_dbg(dev, "lcd->power = %d\n", lcd->power); - - /* - * when lcd panel is suspend, lcd panel becomes off - * regardless of status. - */ - return s6e63m0_power(lcd, FB_BLANK_POWERDOWN); -} - -static int s6e63m0_resume(struct device *dev) -{ - struct s6e63m0 *lcd = dev_get_drvdata(dev); - - lcd->power = FB_BLANK_POWERDOWN; - - return s6e63m0_power(lcd, FB_BLANK_UNBLANK); -} -#endif - -static SIMPLE_DEV_PM_OPS(s6e63m0_pm_ops, s6e63m0_suspend, s6e63m0_resume); - -/* Power down all displays on reboot, poweroff or halt. */ -static void s6e63m0_shutdown(struct spi_device *spi) -{ - struct s6e63m0 *lcd = spi_get_drvdata(spi); - - s6e63m0_power(lcd, FB_BLANK_POWERDOWN); -} - -static struct spi_driver s6e63m0_driver = { - .driver = { - .name = "s6e63m0", - .pm = &s6e63m0_pm_ops, - }, - .probe = s6e63m0_probe, - .remove = s6e63m0_remove, - .shutdown = s6e63m0_shutdown, -}; - -module_spi_driver(s6e63m0_driver); - -MODULE_AUTHOR("InKi Dae "); -MODULE_DESCRIPTION("S6E63M0 LCD Driver"); -MODULE_LICENSE("GPL"); - diff --git a/drivers/video/backlight/s6e63m0_gamma.h b/drivers/video/backlight/s6e63m0_gamma.h deleted file mode 100644 index 2c44bdb0696b..000000000000 --- a/drivers/video/backlight/s6e63m0_gamma.h +++ /dev/null @@ -1,266 +0,0 @@ -/* linux/drivers/video/samsung/s6e63m0_brightness.h - * - * Gamma level definitions. - * - * Copyright (c) 2009 Samsung Electronics - * InKi Dae - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifndef _S6E63M0_BRIGHTNESS_H -#define _S6E63M0_BRIGHTNESS_H - -#define MAX_GAMMA_LEVEL 11 -#define GAMMA_TABLE_COUNT 21 - -/* gamma value: 2.2 */ -static const unsigned int s6e63m0_22_300[] = { - 0x18, 0x08, 0x24, 0x5f, 0x50, 0x2d, 0xB6, - 0xB9, 0xA7, 0xAd, 0xB1, 0x9f, 0xbe, 0xC0, - 0xB5, 0x00, 0xa0, 0x00, 0xa4, 0x00, 0xdb -}; - -static const unsigned int s6e63m0_22_280[] = { - 0x18, 0x08, 0x24, 0x64, 0x56, 0x33, 0xB6, - 0xBA, 0xA8, 0xAC, 0xB1, 0x9D, 0xC1, 0xC1, - 0xB7, 0x00, 0x9C, 0x00, 0x9F, 0x00, 0xD6 -}; - -static const unsigned int s6e63m0_22_260[] = { - 0x18, 0x08, 0x24, 0x66, 0x58, 0x34, 0xB6, - 0xBA, 0xA7, 0xAF, 0xB3, 0xA0, 0xC1, 0xC2, - 0xB7, 0x00, 0x97, 0x00, 0x9A, 0x00, 0xD1 - -}; - -static const unsigned int s6e63m0_22_240[] = { - 0x18, 0x08, 0x24, 0x62, 0x54, 0x30, 0xB9, - 0xBB, 0xA9, 0xB0, 0xB3, 0xA1, 0xC1, 0xC3, - 0xB7, 0x00, 0x91, 0x00, 0x95, 0x00, 0xDA - -}; -static const unsigned int s6e63m0_22_220[] = { - 0x18, 0x08, 0x24, 0x63, 0x53, 0x31, 0xB8, - 0xBC, 0xA9, 0xB0, 0xB5, 0xA2, 0xC4, 0xC4, - 0xB8, 0x00, 0x8B, 0x00, 0x8E, 0x00, 0xC2 -}; - -static const unsigned int s6e63m0_22_200[] = { - 0x18, 0x08, 0x24, 0x66, 0x55, 0x34, 0xBA, - 0xBD, 0xAB, 0xB1, 0xB5, 0xA3, 0xC5, 0xC6, - 0xB9, 0x00, 0x85, 0x00, 0x88, 0x00, 0xBA -}; - -static const unsigned int s6e63m0_22_170[] = { - 0x18, 0x08, 0x24, 0x69, 0x54, 0x37, 0xBB, - 0xBE, 0xAC, 0xB4, 0xB7, 0xA6, 0xC7, 0xC8, - 0xBC, 0x00, 0x7B, 0x00, 0x7E, 0x00, 0xAB -}; - -static const unsigned int s6e63m0_22_140[] = { - 0x18, 0x08, 0x24, 0x6C, 0x54, 0x3A, 0xBC, - 0xBF, 0xAC, 0xB7, 0xBB, 0xA9, 0xC9, 0xC9, - 0xBE, 0x00, 0x71, 0x00, 0x73, 0x00, 0x9E -}; - -static const unsigned int s6e63m0_22_110[] = { - 0x18, 0x08, 0x24, 0x70, 0x51, 0x3E, 0xBF, - 0xC1, 0xAF, 0xB9, 0xBC, 0xAB, 0xCC, 0xCC, - 0xC2, 0x00, 0x65, 0x00, 0x67, 0x00, 0x8D -}; - -static const unsigned int s6e63m0_22_90[] = { - 0x18, 0x08, 0x24, 0x73, 0x4A, 0x3D, 0xC0, - 0xC2, 0xB1, 0xBB, 0xBE, 0xAC, 0xCE, 0xCF, - 0xC5, 0x00, 0x5D, 0x00, 0x5E, 0x00, 0x82 -}; - -static const unsigned int s6e63m0_22_30[] = { - 0x18, 0x08, 0x24, 0x78, 0xEC, 0x3D, 0xC8, - 0xC2, 0xB6, 0xC4, 0xC7, 0xB6, 0xD5, 0xD7, - 0xCC, 0x00, 0x39, 0x00, 0x36, 0x00, 0x51 -}; - -/* gamma value: 1.9 */ -static const unsigned int s6e63m0_19_300[] = { - 0x18, 0x08, 0x24, 0x61, 0x5F, 0x39, 0xBA, - 0xBD, 0xAD, 0xB1, 0xB6, 0xA5, 0xC4, 0xC5, - 0xBC, 0x00, 0xA0, 0x00, 0xA4, 0x00, 0xDB -}; - -static const unsigned int s6e63m0_19_280[] = { - 0x18, 0x08, 0x24, 0x61, 0x60, 0x39, 0xBB, - 0xBE, 0xAD, 0xB2, 0xB6, 0xA6, 0xC5, 0xC7, - 0xBD, 0x00, 0x9B, 0x00, 0x9E, 0x00, 0xD5 -}; - -static const unsigned int s6e63m0_19_260[] = { - 0x18, 0x08, 0x24, 0x63, 0x61, 0x3B, 0xBA, - 0xBE, 0xAC, 0xB3, 0xB8, 0xA7, 0xC6, 0xC8, - 0xBD, 0x00, 0x96, 0x00, 0x98, 0x00, 0xCF -}; - -static const unsigned int s6e63m0_19_240[] = { - 0x18, 0x08, 0x24, 0x67, 0x64, 0x3F, 0xBB, - 0xBE, 0xAD, 0xB3, 0xB9, 0xA7, 0xC8, 0xC9, - 0xBE, 0x00, 0x90, 0x00, 0x92, 0x00, 0xC8 -}; - -static const unsigned int s6e63m0_19_220[] = { - 0x18, 0x08, 0x24, 0x68, 0x64, 0x40, 0xBC, - 0xBF, 0xAF, 0xB4, 0xBA, 0xA9, 0xC8, 0xCA, - 0xBE, 0x00, 0x8B, 0x00, 0x8C, 0x00, 0xC0 -}; - -static const unsigned int s6e63m0_19_200[] = { - 0x18, 0x08, 0x24, 0x68, 0x64, 0x3F, 0xBE, - 0xC0, 0xB0, 0xB6, 0xBB, 0xAB, 0xC8, 0xCB, - 0xBF, 0x00, 0x85, 0x00, 0x86, 0x00, 0xB8 -}; - -static const unsigned int s6e63m0_19_170[] = { - 0x18, 0x08, 0x24, 0x69, 0x64, 0x40, 0xBF, - 0xC1, 0xB0, 0xB9, 0xBE, 0xAD, 0xCB, 0xCD, - 0xC2, 0x00, 0x7A, 0x00, 0x7B, 0x00, 0xAA -}; - -static const unsigned int s6e63m0_19_140[] = { - 0x18, 0x08, 0x24, 0x6E, 0x65, 0x45, 0xC0, - 0xC3, 0xB2, 0xBA, 0xBE, 0xAE, 0xCD, 0xD0, - 0xC4, 0x00, 0x70, 0x00, 0x70, 0x00, 0x9C -}; - -static const unsigned int s6e63m0_19_110[] = { - 0x18, 0x08, 0x24, 0x6F, 0x65, 0x46, 0xC2, - 0xC4, 0xB3, 0xBF, 0xC2, 0xB2, 0xCF, 0xD1, - 0xC6, 0x00, 0x64, 0x00, 0x64, 0x00, 0x8D -}; - -static const unsigned int s6e63m0_19_90[] = { - 0x18, 0x08, 0x24, 0x74, 0x60, 0x4A, 0xC3, - 0xC6, 0xB5, 0xBF, 0xC3, 0xB2, 0xD2, 0xD3, - 0xC8, 0x00, 0x5B, 0x00, 0x5B, 0x00, 0x81 -}; - -static const unsigned int s6e63m0_19_30[] = { - 0x18, 0x08, 0x24, 0x84, 0x45, 0x4F, 0xCA, - 0xCB, 0xBC, 0xC9, 0xCB, 0xBC, 0xDA, 0xDA, - 0xD0, 0x00, 0x35, 0x00, 0x34, 0x00, 0x4E -}; - -/* gamma value: 1.7 */ -static const unsigned int s6e63m0_17_300[] = { - 0x18, 0x08, 0x24, 0x70, 0x70, 0x4F, 0xBF, - 0xC2, 0xB2, 0xB8, 0xBC, 0xAC, 0xCB, 0xCD, - 0xC3, 0x00, 0xA0, 0x00, 0xA4, 0x00, 0xDB -}; - -static const unsigned int s6e63m0_17_280[] = { - 0x18, 0x08, 0x24, 0x71, 0x71, 0x50, 0xBF, - 0xC2, 0xB2, 0xBA, 0xBE, 0xAE, 0xCB, 0xCD, - 0xC3, 0x00, 0x9C, 0x00, 0x9F, 0x00, 0xD6 -}; - -static const unsigned int s6e63m0_17_260[] = { - 0x18, 0x08, 0x24, 0x72, 0x72, 0x50, 0xC0, - 0xC3, 0xB4, 0xB9, 0xBE, 0xAE, 0xCC, 0xCF, - 0xC4, 0x00, 0x97, 0x00, 0x9A, 0x00, 0xD1 -}; - -static const unsigned int s6e63m0_17_240[] = { - 0x18, 0x08, 0x24, 0x71, 0x72, 0x4F, 0xC2, - 0xC4, 0xB5, 0xBB, 0xBF, 0xB0, 0xCC, 0xCF, - 0xC3, 0x00, 0x91, 0x00, 0x95, 0x00, 0xCA -}; - -static const unsigned int s6e63m0_17_220[] = { - 0x18, 0x08, 0x24, 0x71, 0x73, 0x4F, 0xC2, - 0xC5, 0xB5, 0xBD, 0xC0, 0xB2, 0xCD, 0xD1, - 0xC5, 0x00, 0x8B, 0x00, 0x8E, 0x00, 0xC2 -}; - -static const unsigned int s6e63m0_17_200[] = { - 0x18, 0x08, 0x24, 0x72, 0x75, 0x51, 0xC2, - 0xC6, 0xB5, 0xBF, 0xC1, 0xB3, 0xCE, 0xD1, - 0xC6, 0x00, 0x85, 0x00, 0x88, 0x00, 0xBA -}; - -static const unsigned int s6e63m0_17_170[] = { - 0x18, 0x08, 0x24, 0x75, 0x77, 0x54, 0xC3, - 0xC7, 0xB7, 0xC0, 0xC3, 0xB4, 0xD1, 0xD3, - 0xC9, 0x00, 0x7B, 0x00, 0x7E, 0x00, 0xAB -}; - -static const unsigned int s6e63m0_17_140[] = { - 0x18, 0x08, 0x24, 0x7B, 0x77, 0x58, 0xC3, - 0xC8, 0xB8, 0xC2, 0xC6, 0xB6, 0xD3, 0xD4, - 0xCA, 0x00, 0x71, 0x00, 0x73, 0x00, 0x9E -}; - -static const unsigned int s6e63m0_17_110[] = { - 0x18, 0x08, 0x24, 0x81, 0x7B, 0x5D, 0xC6, - 0xCA, 0xBB, 0xC3, 0xC7, 0xB8, 0xD6, 0xD8, - 0xCD, 0x00, 0x65, 0x00, 0x67, 0x00, 0x8D -}; - -static const unsigned int s6e63m0_17_90[] = { - 0x18, 0x08, 0x24, 0x82, 0x7A, 0x5B, 0xC8, - 0xCB, 0xBD, 0xC5, 0xCA, 0xBA, 0xD6, 0xD8, - 0xCE, 0x00, 0x5D, 0x00, 0x5E, 0x00, 0x82 -}; - -static const unsigned int s6e63m0_17_30[] = { - 0x18, 0x08, 0x24, 0x8F, 0x73, 0x63, 0xD1, - 0xD0, 0xC5, 0xCC, 0xD1, 0xC2, 0xDE, 0xE0, - 0xD6, 0x00, 0x39, 0x00, 0x36, 0x00, 0x51 -}; - -struct s6e63m0_gamma { - unsigned int *gamma_22_table[MAX_GAMMA_LEVEL]; - unsigned int *gamma_19_table[MAX_GAMMA_LEVEL]; - unsigned int *gamma_17_table[MAX_GAMMA_LEVEL]; -}; - -static struct s6e63m0_gamma gamma_table = { - .gamma_22_table[0] = (unsigned int *)&s6e63m0_22_30, - .gamma_22_table[1] = (unsigned int *)&s6e63m0_22_90, - .gamma_22_table[2] = (unsigned int *)&s6e63m0_22_110, - .gamma_22_table[3] = (unsigned int *)&s6e63m0_22_140, - .gamma_22_table[4] = (unsigned int *)&s6e63m0_22_170, - .gamma_22_table[5] = (unsigned int *)&s6e63m0_22_200, - .gamma_22_table[6] = (unsigned int *)&s6e63m0_22_220, - .gamma_22_table[7] = (unsigned int *)&s6e63m0_22_240, - .gamma_22_table[8] = (unsigned int *)&s6e63m0_22_260, - .gamma_22_table[9] = (unsigned int *)&s6e63m0_22_280, - .gamma_22_table[10] = (unsigned int *)&s6e63m0_22_300, - - .gamma_19_table[0] = (unsigned int *)&s6e63m0_19_30, - .gamma_19_table[1] = (unsigned int *)&s6e63m0_19_90, - .gamma_19_table[2] = (unsigned int *)&s6e63m0_19_110, - .gamma_19_table[3] = (unsigned int *)&s6e63m0_19_140, - .gamma_19_table[4] = (unsigned int *)&s6e63m0_19_170, - .gamma_19_table[5] = (unsigned int *)&s6e63m0_19_200, - .gamma_19_table[6] = (unsigned int *)&s6e63m0_19_220, - .gamma_19_table[7] = (unsigned int *)&s6e63m0_19_240, - .gamma_19_table[8] = (unsigned int *)&s6e63m0_19_260, - .gamma_19_table[9] = (unsigned int *)&s6e63m0_19_280, - .gamma_19_table[10] = (unsigned int *)&s6e63m0_19_300, - - .gamma_17_table[0] = (unsigned int *)&s6e63m0_17_30, - .gamma_17_table[1] = (unsigned int *)&s6e63m0_17_90, - .gamma_17_table[2] = (unsigned int *)&s6e63m0_17_110, - .gamma_17_table[3] = (unsigned int *)&s6e63m0_17_140, - .gamma_17_table[4] = (unsigned int *)&s6e63m0_17_170, - .gamma_17_table[5] = (unsigned int *)&s6e63m0_17_200, - .gamma_17_table[6] = (unsigned int *)&s6e63m0_17_220, - .gamma_17_table[7] = (unsigned int *)&s6e63m0_17_240, - .gamma_17_table[8] = (unsigned int *)&s6e63m0_17_260, - .gamma_17_table[9] = (unsigned int *)&s6e63m0_17_280, - .gamma_17_table[10] = (unsigned int *)&s6e63m0_17_300, -}; - -#endif - -- 2.17.1