From a5937732322604af25c819b05a105fc795774810 Mon Sep 17 00:00:00 2001 From: Imre Kaloz Date: Mon, 22 Feb 2010 13:54:47 +0000 Subject: move new files out from platform support patch SVN-Revision: 19815 --- .../files/drivers/video/backlight/ubicom32bl.c | 399 +++++++++++++++ .../files/drivers/video/backlight/ubicom32lcd.c | 372 ++++++++++++++ .../files/drivers/video/backlight/ubicom32lcd.h | 546 +++++++++++++++++++++ .../drivers/video/backlight/ubicom32lcdpower.c | 194 ++++++++ 4 files changed, 1511 insertions(+) create mode 100644 target/linux/ubicom32/files/drivers/video/backlight/ubicom32bl.c create mode 100644 target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.c create mode 100644 target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.h create mode 100644 target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcdpower.c (limited to 'target/linux/ubicom32/files/drivers/video/backlight') diff --git a/target/linux/ubicom32/files/drivers/video/backlight/ubicom32bl.c b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32bl.c new file mode 100644 index 0000000..99538c3 --- /dev/null +++ b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32bl.c @@ -0,0 +1,399 @@ +/* + * drivers/video/backlight/ubicom32bl.c + * Backlight driver for the Ubicom32 platform + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port is distributed in the hope that it + * will be useful, but WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#include +#include +#include +#include +#include +#include + +#include +#include + +#define DRIVER_NAME "ubicom32bl" +#define UBICOM32BL_MAX_BRIGHTNESS 255 + +struct ubicom32bl_data { + /* + * Pointer to the platform data structure. Keep this around since we need values + * from it to set the backlight intensity. + */ + const struct ubicom32bl_platform_data *pdata; + + /* + * Backlight device, we have to save this for use when we remove ourselves. + */ + struct backlight_device *bldev; + + /* + * Current intensity, used for get_intensity. + */ + int cur_intensity; + + /* + * Init function for PWM + */ + int (*init_fn)(struct ubicom32bl_data *); + + /* + * Set intensity function depending on the backlight type + */ + int (*set_intensity_fn)(struct ubicom32bl_data *, int); +}; + +/* + * ubicom32bl_set_intensity_gpio + */ +static int ubicom32bl_set_intensity_gpio(struct ubicom32bl_data *ud, int intensity) +{ + ud->cur_intensity = intensity ? 255 : 0; + + if (intensity) { + // set gpio + return 0; + } + + // clear gpio + return 0; +} + +/* + * ubicom32bl_set_intensity_hw + */ +static int ubicom32bl_set_intensity_hw(struct ubicom32bl_data *ud, int intensity) +{ + u16_t period = ud->pdata->pwm_period; + u16_t duty; + + /* + * Calculate the new duty cycle + */ + duty = (period * intensity) / (UBICOM32BL_MAX_BRIGHTNESS + 1); + + /* + * Set the new duty cycle + */ + switch (ud->pdata->pwm_channel) { + case 0: + /* + * Channel 0 is in the lower half of PORT C ctl0 and ctl1 + */ + UBICOM32_IO_PORT(RC)->ctl1 = (ud->pdata->pwm_period << 16) | duty; + break; + + case 1: + /* + * Channel 1 is in the upper half of PORT C ctl0 and ctl2 + */ + UBICOM32_IO_PORT(RC)->ctl2 = (ud->pdata->pwm_period << 16) | duty; + break; + + case 2: + /* + * Channel 2 is in PORT H ctl0 and ctl1 + */ + UBICOM32_IO_PORT(RH)->ctl1 = (ud->pdata->pwm_period << 16) | duty; + break; + } + + ud->cur_intensity = intensity; + + return 0; +} + +/* + * ubicom32bl_set_intensity + */ +static int ubicom32bl_set_intensity(struct backlight_device *bd) +{ + struct ubicom32bl_data *ud = (struct ubicom32bl_data *)bl_get_data(bd); + int intensity = bd->props.brightness; + + /* + * If we're blanked the the intensity doesn't matter. + */ + if ((bd->props.power != FB_BLANK_UNBLANK) || (bd->props.fb_blank != FB_BLANK_UNBLANK)) { + intensity = 0; + } + + /* + * Check for inverted backlight. + */ + if (ud->pdata->invert) { + intensity = UBICOM32BL_MAX_BRIGHTNESS - intensity; + } + + if (ud->set_intensity_fn) { + return ud->set_intensity_fn(ud, intensity); + } + + return -ENXIO; +} + +/* + * ubicom32bl_get_intensity + * Return the current intensity of the backlight. + */ +static int ubicom32bl_get_intensity(struct backlight_device *bd) +{ + struct ubicom32bl_data *ud = (struct ubicom32bl_data *)bl_get_data(bd); + + return ud->cur_intensity; +} + +/* + * ubicom32bl_init_hw_pwm + * Set the appropriate PWM registers + */ +static int ubicom32bl_init_hw_pwm(struct ubicom32bl_data *ud) +{ + /* + * bit 13: enable + */ + u16_t pwm_cfg = (1 << 13) | (ud->pdata->pwm_prescale << 8) ; + + switch (ud->pdata->pwm_channel) { + case 0: + /* + * Channel 0 is in the lower half of PORT C ctl0 and ctl1 (PA5) + */ + UBICOM32_IO_PORT(RC)->ctl0 &= ~0xFFFF; + UBICOM32_IO_PORT(RC)->ctl0 |= pwm_cfg; + UBICOM32_IO_PORT(RC)->ctl1 = ud->pdata->pwm_period << 16; + + /* + * If the port function is not set, set it to GPIO/PWM + */ + if (!UBICOM32_IO_PORT(RA)->function) { + UBICOM32_IO_PORT(RA)->function = 3; + } + break; + + case 1: + /* + * Channel 1 is in the upper half of PORT C ctl0 and ctl2 (PE4) + */ + UBICOM32_IO_PORT(RC)->ctl0 &= ~0xFFFF0000; + UBICOM32_IO_PORT(RC)->ctl0 |= (pwm_cfg << 16); + UBICOM32_IO_PORT(RC)->ctl2 = ud->pdata->pwm_period << 16; + + /* + * If the port function is not set, set it to GPIO/ExtIOInt + */ + if (!UBICOM32_IO_PORT(RE)->function) { + UBICOM32_IO_PORT(RE)->function = 3; + } + break; + + case 2: + /* + * Channel 2 is in PORT H ctl0 and ctl1 (PD0) + */ + UBICOM32_IO_PORT(RH)->ctl0 &= ~0xFFFF0000; + UBICOM32_IO_PORT(RH)->ctl0 = pwm_cfg; + UBICOM32_IO_PORT(RH)->ctl1 = ud->pdata->pwm_period << 16; + + /* + * If the port function is not set, set it to GPIO + */ + if (!UBICOM32_IO_PORT(RD)->function) { + UBICOM32_IO_PORT(RD)->function = 3; + } + break; + } + + return 0; +} + +/* + * ubicom32bl_init_gpio + * Allocate the appropriate GPIO + */ +static int ubicom32bl_init_gpio(struct ubicom32bl_data *ud) +{ + return 0; +} + +static struct backlight_ops ubicom32bl_ops = { + .get_brightness = ubicom32bl_get_intensity, + .update_status = ubicom32bl_set_intensity, +}; + +/* + * ubicom32bl_probe + */ +static int ubicom32bl_probe(struct platform_device *pdev) +{ + const struct ubicom32bl_platform_data *pdata = pdev->dev.platform_data; + struct ubicom32bl_data *ud; + struct backlight_device *bldev; + int retval; + + /* + * Check to see if we have any platform data, if we don't then the backlight is not + * configured on this device. + */ + if (!pdata) { + return -ENODEV; + } + + /* + * Allocate our private data + */ + ud = kzalloc(sizeof(struct ubicom32bl_data), GFP_KERNEL); + if (!ud) { + return -ENOMEM; + } + + ud->pdata = pdata; + + /* + * Check to see that the platform data is valid for this driver + */ + switch (pdata->type) { + case UBICOM32BL_TYPE_PWM: + { + /* + * Make sure we have a PWM peripheral + */ + u32_t chipid; + asm volatile ( + "move.4 %0, CHIP_ID \n\t" + : "=r" (chipid) + ); + if (chipid != 0x00030001) { + retval = -ENODEV; + goto fail; + } + + if (pdata->pwm_channel > 3) { + retval = -ENODEV; + goto fail; + } + if (pdata->pwm_prescale > 16) { + retval = -EINVAL; + goto fail; + } + + ud->init_fn = ubicom32bl_init_hw_pwm; + ud->set_intensity_fn = ubicom32bl_set_intensity_hw; + break; + } + + case UBICOM32BL_TYPE_PWM_HRT: + // For now, PWM HRT devices are treated as binary lights. + + case UBICOM32BL_TYPE_BINARY: + ud->init_fn = ubicom32bl_init_gpio; + ud->set_intensity_fn = ubicom32bl_set_intensity_gpio; + break; + } + + /* + * Register our backlight device + */ + bldev = backlight_device_register(DRIVER_NAME, &pdev->dev, ud, &ubicom32bl_ops); + if (IS_ERR(bldev)) { + retval = PTR_ERR(bldev); + goto fail; + } + + ud->bldev = bldev; + ud->cur_intensity = pdata->default_intensity; + platform_set_drvdata(pdev, ud); + + /* + * Start up the backlight at the prescribed default intensity + */ + bldev->props.power = FB_BLANK_UNBLANK; + bldev->props.max_brightness = UBICOM32BL_MAX_BRIGHTNESS; + bldev->props.brightness = pdata->default_intensity; + + if (ud->init_fn) { + if (ud->init_fn(ud) != 0) { + retval = -ENODEV; + backlight_device_unregister(ud->bldev); + goto fail; + } + } + ubicom32bl_set_intensity(bldev); + + printk(KERN_INFO DRIVER_NAME ": Backlight driver started\n"); + + return 0; + +fail: + platform_set_drvdata(pdev, NULL); + kfree(ud); + return retval; +} + +/* + * ubicom32bl_remove + */ +static int __exit ubicom32bl_remove(struct platform_device *pdev) +{ + struct ubicom32bl_data *ud = platform_get_drvdata(pdev); + + backlight_device_unregister(ud->bldev); + platform_set_drvdata(pdev, NULL); + kfree(ud); + + return 0; +} + +static struct platform_driver ubicom32bl_driver = { + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + }, + + .remove = __exit_p(ubicom32bl_remove), +}; + +/* + * ubicom32bl_init + */ +static int __init ubicom32bl_init(void) +{ + return platform_driver_probe(&ubicom32bl_driver, ubicom32bl_probe); +} +module_init(ubicom32bl_init); + +/* + * ubicom32bl_exit + */ +static void __exit ubicom32bl_exit(void) +{ + platform_driver_unregister(&ubicom32bl_driver); +} +module_exit(ubicom32bl_exit); + +MODULE_AUTHOR("Patrick Tjin <@ubicom.com>"); +MODULE_DESCRIPTION("Ubicom32 backlight driver"); +MODULE_LICENSE("GPL"); diff --git a/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.c b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.c new file mode 100644 index 0000000..e4f8c71 --- /dev/null +++ b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.c @@ -0,0 +1,372 @@ +/* + * drivers/video/ubicom32lcd.c + * LCD initilization code + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port is distributed in the hope that it + * will be useful, but WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + */ +#include +#include +#include +#include +#include + +#include +#include +#include + +#include "ubicom32lcd.h" + +#define DRIVER_NAME "ubicom32lcd" + +struct ubicom32lcd_data { + const struct ubicom32lcd_panel *panel; + + int pin_cs; + int pin_rd; + int pin_rs; + int pin_wr; + int pin_reset; + struct ubicom32_io_port *port_data; + int data_shift; +}; + +/* + * ubicom32lcd_write + * Performs a write cycle on the bus (assumes CS asserted, RD & WR set) + */ +static void ubicom32lcd_write(struct ubicom32lcd_data *ud, int command, u16 data) +{ + if (command) { + UBICOM32_GPIO_SET_PIN_LOW(ud->pin_rs); + } else { + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rs); + } + + asm volatile ( + "or.4 4(%[port]), 4(%[port]), %[mask] \n\t" + "not.4 %[mask], %[mask] \n\t" + "and.4 8(%[port]), 8(%[port]), %[mask] \n\t" + "or.4 8(%[port]), 8(%[port]), %[cmd] \n\t" + : + : [port] "a" (ud->port_data), + [mask] "d" (0xFFFF << ud->data_shift), + [cmd] "d" (data << ud->data_shift) + : "cc" + ); + + UBICOM32_GPIO_SET_PIN_LOW(ud->pin_wr); + + //ndelay(50); + udelay(1); + + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_wr); + + udelay(1); + //ndelay(50); +} + +/* + * ubicom32lcd_read_data + * Performs a read cycle on the bus (assumes CS asserted, RD & WR set) + */ +static u16 ubicom32lcd_read_data(struct ubicom32lcd_data *ud) +{ + u32_t data; + + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rs); + + asm volatile ( + "and.4 4(%[port]), 4(%[port]), %[mask]\n\t" + : + : [port] "a" (ud->port_data), + [mask] "d" (~(0xFFFF << ud->data_shift)) + : "cc" + ); + + UBICOM32_GPIO_SET_PIN_LOW(ud->pin_rd); + + ndelay(300); + + asm volatile ( + "lsr.4 %[data], 12(%[port]), %[shamt] \n\t" + "and.4 %[data], %[data], %[mask] \n\t" + : [data] "=d" (data) + : [port] "a" (ud->port_data), + [mask] "d" (0xFFFF), + [shamt] "d" (ud->data_shift) + : "cc" + ); + + ndelay(200); + + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rd); + + ndelay(500); + + return data; +} + +/* + * ubicom32lcd_execute + * Executes a script for performing operations on the LCD (assumes CS set) + */ +static void ubicom32lcd_execute(struct ubicom32lcd_data *ud, const struct ubicom32lcd_step *script) +{ + while (1) { + switch (script->op) { + case LCD_STEP_CMD: + ubicom32lcd_write(ud, 1, script->cmd); + break; + + case LCD_STEP_DATA: + ubicom32lcd_write(ud, 0, script->data); + break; + + case LCD_STEP_CMD_DATA: + ubicom32lcd_write(ud, 1, script->cmd); + ubicom32lcd_write(ud, 0, script->data); + break; + + case LCD_STEP_SLEEP: + udelay(script->data); + break; + + case LCD_STEP_DONE: + return; + } + script++; + } +} + +/* + * ubicom32lcd_goto + * Places the gram pointer at a specific X, Y address + */ +static void ubicom32lcd_goto(struct ubicom32lcd_data *ud, int x, int y) +{ + ubicom32lcd_write(ud, 1, ud->panel->horz_reg); + ubicom32lcd_write(ud, 0, x); + ubicom32lcd_write(ud, 1, ud->panel->vert_reg); + ubicom32lcd_write(ud, 0, y); + ubicom32lcd_write(ud, 1, ud->panel->gram_reg); +} + +/* + * ubicom32lcd_panel_init + * Initializes the lcd panel. + */ +static int ubicom32lcd_panel_init(struct ubicom32lcd_data *ud) +{ + u16 id; + + UBICOM32_GPIO_SET_PIN_LOW(ud->pin_reset); + UBICOM32_GPIO_SET_PIN_OUTPUT(ud->pin_reset); + UBICOM32_GPIO_ENABLE(ud->pin_reset); + + asm volatile ( + "or.4 0x50(%[port]), 0x50(%[port]), %[mask] \n\t" + "not.4 %[mask], %[mask] \n\t" + "and.4 0x04(%[port]), 0x04(%[port]), %[mask] \n\t" + : + : [port] "a" (ud->port_data), + [mask] "d" (0xFFFF << ud->data_shift) + : "cc" + ); + + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rs); + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rd); + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_wr); + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_cs); + + UBICOM32_GPIO_SET_PIN_OUTPUT(ud->pin_rs); + UBICOM32_GPIO_SET_PIN_OUTPUT(ud->pin_rd); + UBICOM32_GPIO_SET_PIN_OUTPUT(ud->pin_wr); + UBICOM32_GPIO_SET_PIN_OUTPUT(ud->pin_cs); + + UBICOM32_GPIO_ENABLE(ud->pin_rs); + UBICOM32_GPIO_ENABLE(ud->pin_rd); + UBICOM32_GPIO_ENABLE(ud->pin_wr); + UBICOM32_GPIO_ENABLE(ud->pin_cs); + + udelay(20); + + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_reset); + + udelay(20); + + UBICOM32_GPIO_SET_PIN_LOW(ud->pin_cs); + + id = ubicom32lcd_read_data(ud); + + /* + * We will try to figure out what kind of panel we have if we were not told. + */ + if (!ud->panel) { + const struct ubicom32lcd_panel **p = ubicom32lcd_panels; + while (*p) { + if ((*p)->id && ((*p)->id == id)) { + break; + } + p++; + } + if (!*p) { + printk(KERN_WARNING DRIVER_NAME ":Could not find compatible panel, id=%x\n", id); + return -ENODEV; + } + ud->panel = *p; + } + + /* + * Make sure panel ID matches if we were supplied a panel type + */ + if (ud->panel->id && (ud->panel->id != id)) { + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_cs); + + return -ENODEV; + } + + ubicom32lcd_execute(ud, ud->panel->init_seq); + + ubicom32lcd_goto(ud, 0, 0); + + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_cs); + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rd); + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_wr); + UBICOM32_GPIO_SET_PIN_HIGH(ud->pin_rs); + + printk(KERN_INFO DRIVER_NAME ": Initialized panel %s\n", ud->panel->desc); + + return 0; +} + +/* + * ubicom32lcd_probe + */ +static int ubicom32lcd_probe(struct platform_device *pdev) +{ + const struct ubicom32lcd_platform_data *pdata = pdev->dev.platform_data; + struct ubicom32lcd_data *ud; + int retval; + + /* + * Allocate our private data + */ + ud = kzalloc(sizeof(struct ubicom32lcd_data), GFP_KERNEL); + if (!ud) { + return -ENOMEM; + } + + if (pdata) { + ud->pin_cs = pdata->pin_cs; + ud->pin_rd = pdata->pin_rd; + ud->pin_wr = pdata->pin_wr; + ud->pin_rs = pdata->pin_rs; + ud->pin_reset = pdata->pin_reset; + ud->port_data = pdata->port_data; + ud->data_shift = pdata->data_shift; + } else { + /* + * Defaults + */ + ud->pin_cs = GPIO_RD_4; + ud->pin_rd = GPIO_RD_5; + ud->pin_rs = GPIO_RD_3; + ud->pin_wr = GPIO_RD_2; + ud->pin_reset = GPIO_RD_7; + ud->port_data = (struct ubicom32_io_port *)RI; + ud->data_shift = 0; + } + + /* + * Initialize the display + */ + retval = ubicom32lcd_panel_init(ud); + if (retval) { + kfree(ud); + return retval; + } + + printk(KERN_INFO DRIVER_NAME ": LCD initialized\n"); + + return 0; +} + +/* + * ubicom32lcd_remove + */ +static int __exit ubicom32lcd_remove(struct platform_device *pdev) +{ + struct ubicom32lcd_data *ud = platform_get_drvdata(pdev); + + kfree(ud); + + return 0; +} + +static struct platform_driver ubicom32lcd_driver = { + .probe = ubicom32lcd_probe, + .remove = ubicom32lcd_remove, + + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + }, + + .remove = __exit_p(ubicom32lcd_remove), +}; + +static struct platform_device *ubicom32lcd_device; + +/* + * ubicom32lcd_init + */ +static int __init ubicom32lcd_init(void) +{ + int res; + + res = platform_driver_register(&ubicom32lcd_driver); + if (res == 0) { + ubicom32lcd_device = platform_device_alloc(DRIVER_NAME, 0); + if (ubicom32lcd_device) { + res = platform_device_add(ubicom32lcd_device); + } else { + res = -ENOMEM; + } + if (res) { + platform_device_put(ubicom32lcd_device); + platform_driver_unregister(&ubicom32lcd_driver); + } + } + return res; +} +module_init(ubicom32lcd_init); + +/* + * ubicom32lcd_exit + */ +static void __exit ubicom32lcd_exit(void) +{ + platform_device_unregister(ubicom32lcd_device); + platform_driver_unregister(&ubicom32lcd_driver); +} +module_exit(ubicom32lcd_exit); + +MODULE_AUTHOR("Patrick Tjin <@ubicom.com>"); +MODULE_DESCRIPTION("Ubicom32 LCD driver"); +MODULE_LICENSE("GPL"); diff --git a/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.h b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.h new file mode 100644 index 0000000..07650ba --- /dev/null +++ b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcd.h @@ -0,0 +1,546 @@ +/* + * ubicom32lcd.h + * Ubicom32 lcd panel drivers + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * This Ubicom32 library 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. + * + * This Ubicom32 library is distributed in the hope that it + * will be useful, but WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + */ + +#ifndef _UBICOM32LCD_H_ +#define _UBICOM32LCD_H_ + +enum ubicom32lcd_op { + /* + * Sleep for (data) ms + */ + LCD_STEP_SLEEP, + + /* + * Execute write of command + */ + LCD_STEP_CMD, + + /* + * Execute write of data + */ + LCD_STEP_DATA, + + /* + * Execute write of command/data + */ + LCD_STEP_CMD_DATA, + + /* + * Script done + */ + LCD_STEP_DONE, +}; + +struct ubicom32lcd_step { + enum ubicom32lcd_op op; + u16 cmd; + u16 data; +}; + +struct ubicom32lcd_panel { + const struct ubicom32lcd_step *init_seq; + const char *desc; + + u32 xres; + u32 yres; + u32 stride; + u32 flags; + + u16 id; + u16 horz_reg; + u16 vert_reg; + u16 gram_reg; +}; + +#ifdef CONFIG_LCD_UBICOM32_CFAF240320KTTS +static const struct ubicom32lcd_step cfaf240320ktts_init_0[] = { + {LCD_STEP_CMD_DATA, 0x0001, 0x0000,}, // Driver Output Control Register (R01h) Page 14, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0002, 0x0700,}, // LCD Driving Waveform Control (R02h) Page 15, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0003, 0x50A0,}, // Entry Mode (R03h) 0 degrees + {LCD_STEP_CMD_DATA, 0x0004, 0x0000,}, // Scaling Control register (R04h) Page 16, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0008, 0x0207,}, // Display Control 2 (R08h) Page 17, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0009, 0x0000,}, // Display Control 3 (R09h) Page 18, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000A, 0x0000,}, // Frame Cycle Control (R0Ah) Page 19, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000C, 0x0000,}, // External Display Interface Control 1 (R0Ch) Page 20, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000D, 0x0000,}, // Frame Maker Position (R0Dh) Page 21, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000F, 0x0000,}, // External Display Interface Control 2 (R0Fh) Page 21, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0010, 0x0000,}, // Power Control 1 (R10h) Page 22, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0011, 0x0007,}, // Power Control 2 (R11h) Page 23, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0012, 0x0000,}, // Power Control 3 (R12h) Page 24, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0013, 0x0000,}, // Power Control 4 (R13h) Page 25, SPFD5408B Datasheet + {LCD_STEP_SLEEP, 0, 200}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0101,}, // Display Control (R07h) Page 16, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0010, 0x12B0,}, // Power Control 1 (R10h) Page 22, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0011, 0x0007,}, // Power Control 2 (R11h) Page 23, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0012, 0x01BB,}, // Power Control 3 (R12h) Page 24, SPFD5408B Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0013, 0x1300,}, // Power Control 4 (R13h) Page 25, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0029, 0x0010,}, // NVM read data 2 (R29h) Page 30, SPFD5408B Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0030, 0x000A,}, // Gamma Control 1 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0031, 0x1326,}, // Gamma Control 2 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0032, 0x0A29,}, // Gamma Control 3 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0033, 0x290A,}, // Gamma Control 4 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0034, 0x2613,}, // Gamma Control 5 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0035, 0x0A0A,}, // Gamma Control 6 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0036, 0x1E03,}, // Gamma Control 7 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0037, 0x031E,}, // Gamma Control 8 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0038, 0x0706,}, // Gamma Control 9 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0039, 0x0303,}, // Gamma Control 10 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003A, 0x0E04,}, // Gamma Control 11 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003B, 0x0E01,}, // Gamma Control 12 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003C, 0x010E,}, // Gamma Control 13 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003D, 0x040E,}, // Gamma Control 14 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003E, 0x0303,}, // Gamma Control 15 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003F, 0x0607,}, // Gamma Control 16 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0050, 0x0000,}, // Window Horizontal RAM Address Start (R50h) Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0051, 0x00EF,}, // Window Horizontal RAM Address End (R51h) Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0052, 0x0000,}, // Window Vertical RAM Address Start (R52h) Page 33, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0053, 0x013F,}, // Window Vertical RAM Address End (R53h) Page 33, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0060, 0x2700,}, // Driver Output Control (R60h) Page 33, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0061, 0x0001,}, // Driver Output Control (R61h) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x006A, 0x0000,}, // Vertical Scroll Control (R6Ah) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0080, 0x0000,}, // Display Position - Partial Display 1 (R80h) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0081, 0x0000,}, // RAM Address Start - Partial Display 1 (R81h) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0082, 0x0000,}, // RAM Address End - Partial Display 1 (R82h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0083, 0x0000,}, // Display Position - Partial Display 2 (R83h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0084, 0x0000,}, // RAM Address Start - Partial Display 2 (R84h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0085, 0x0000,}, // RAM Address End - Partial Display 2 (R85h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0090, 0x0010,}, // Panel Interface Control 1 (R90h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0092, 0x0000,}, // Panel Interface Control 2 (R92h) Page 37, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0093, 0x0103,}, // Panel Interface control 3 (R93h) Page 38, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0095, 0x0210,}, // Panel Interface control 4 (R95h) Page 38, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0097, 0x0000,}, // Panel Interface Control 5 (R97h) Page 40, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0098, 0x0000,}, // Panel Interface Control 6 (R98h) Page 41, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0007, 0x0173,}, // Display Control (R07h) Page 16, SPFD5408B Datasheet + {LCD_STEP_DONE, 0, 0}, +}; + +const struct ubicom32lcd_panel cfaf240320ktts_0 = { + .desc = "CFAF240320KTTS", + .init_seq = cfaf240320ktts_init_0, + .horz_reg = 0x20, + .vert_reg = 0x21, + .gram_reg = 0x22, + .xres = 240, + .yres = 320, + .stride = 240, + .id = 0x5408, +}; +#endif + +#ifdef CONFIG_LCD_UBICOM32_CFAF240320KTTS_180 +static const struct ubicom32lcd_step cfaf240320ktts_init_180[] = { + {LCD_STEP_CMD_DATA, 0x0001, 0x0000,}, // Driver Output Control Register (R01h) Page 14, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0002, 0x0700,}, // LCD Driving Waveform Control (R02h) Page 15, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0003, 0x5000,}, // Entry Mode (R03h) 180 degrees + {LCD_STEP_CMD_DATA, 0x0004, 0x0000,}, // Scaling Control register (R04h) Page 16, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0008, 0x0207,}, // Display Control 2 (R08h) Page 17, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0009, 0x0000,}, // Display Control 3 (R09h) Page 18, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000A, 0x0000,}, // Frame Cycle Control (R0Ah) Page 19, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000C, 0x0000,}, // External Display Interface Control 1 (R0Ch) Page 20, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000D, 0x0000,}, // Frame Maker Position (R0Dh) Page 21, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x000F, 0x0000,}, // External Display Interface Control 2 (R0Fh) Page 21, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0010, 0x0000,}, // Power Control 1 (R10h) Page 22, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0011, 0x0007,}, // Power Control 2 (R11h) Page 23, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0012, 0x0000,}, // Power Control 3 (R12h) Page 24, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0013, 0x0000,}, // Power Control 4 (R13h) Page 25, SPFD5408B Datasheet + {LCD_STEP_SLEEP, 0, 200}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0101,}, // Display Control (R07h) Page 16, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0010, 0x12B0,}, // Power Control 1 (R10h) Page 22, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0011, 0x0007,}, // Power Control 2 (R11h) Page 23, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0012, 0x01BB,}, // Power Control 3 (R12h) Page 24, SPFD5408B Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0013, 0x1300,}, // Power Control 4 (R13h) Page 25, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0029, 0x0010,}, // NVM read data 2 (R29h) Page 30, SPFD5408B Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0030, 0x000A,}, // Gamma Control 1 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0031, 0x1326,}, // Gamma Control 2 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0032, 0x0A29,}, // Gamma Control 3 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0033, 0x290A,}, // Gamma Control 4 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0034, 0x2613,}, // Gamma Control 5 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0035, 0x0A0A,}, // Gamma Control 6 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0036, 0x1E03,}, // Gamma Control 7 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0037, 0x031E,}, // Gamma Control 8 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0038, 0x0706,}, // Gamma Control 9 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0039, 0x0303,}, // Gamma Control 10 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003A, 0x0E04,}, // Gamma Control 11 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003B, 0x0E01,}, // Gamma Control 12 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003C, 0x010E,}, // Gamma Control 13 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003D, 0x040E,}, // Gamma Control 14 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003E, 0x0303,}, // Gamma Control 15 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x003F, 0x0607,}, // Gamma Control 16 Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0050, 0x0000,}, // Window Horizontal RAM Address Start (R50h) Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0051, 0x00EF,}, // Window Horizontal RAM Address End (R51h) Page 32, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0052, 0x0000,}, // Window Vertical RAM Address Start (R52h) Page 33, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0053, 0x013F,}, // Window Vertical RAM Address End (R53h) Page 33, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0060, 0x2700,}, // Driver Output Control (R60h) Page 33, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0061, 0x0001,}, // Driver Output Control (R61h) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x006A, 0x0000,}, // Vertical Scroll Control (R6Ah) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0080, 0x0000,}, // Display Position - Partial Display 1 (R80h) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0081, 0x0000,}, // RAM Address Start - Partial Display 1 (R81h) Page 35, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0082, 0x0000,}, // RAM Address End - Partial Display 1 (R82h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0083, 0x0000,}, // Display Position - Partial Display 2 (R83h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0084, 0x0000,}, // RAM Address Start - Partial Display 2 (R84h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0085, 0x0000,}, // RAM Address End - Partial Display 2 (R85h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0090, 0x0010,}, // Panel Interface Control 1 (R90h) Page 36, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0092, 0x0000,}, // Panel Interface Control 2 (R92h) Page 37, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0093, 0x0103,}, // Panel Interface control 3 (R93h) Page 38, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0095, 0x0210,}, // Panel Interface control 4 (R95h) Page 38, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0097, 0x0000,}, // Panel Interface Control 5 (R97h) Page 40, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0098, 0x0000,}, // Panel Interface Control 6 (R98h) Page 41, SPFD5408B Datasheet + {LCD_STEP_CMD_DATA, 0x0007, 0x0173,}, // Display Control (R07h) Page 16, SPFD5408B Datasheet + {LCD_STEP_DONE, 0, 0}, +}; + +const struct ubicom32lcd_panel cfaf240320ktts_180 = { + .desc = "CFAF240320KTTS 180", + .init_seq = cfaf240320ktts_init_180, + .horz_reg = 0x20, + .vert_reg = 0x21, + .gram_reg = 0x22, + .xres = 240, + .yres = 320, + .stride = 240, + .id = 0x5408, +}; +#endif + +#ifdef CONFIG_LCD_UBICOM32_TFT2N0369E_P +static const struct ubicom32lcd_step tft2n0369ep_init[] = { + {LCD_STEP_CMD_DATA, 0x0028, 0x0006}, + {LCD_STEP_CMD_DATA, 0x0000, 0x0001}, + {LCD_STEP_SLEEP, 0, 15}, + {LCD_STEP_CMD_DATA, 0x002B, 0x9532}, + {LCD_STEP_CMD_DATA, 0x0003, 0xAAAC}, + {LCD_STEP_CMD_DATA, 0x000C, 0x0002}, + {LCD_STEP_CMD_DATA, 0x000D, 0x000A}, + {LCD_STEP_CMD_DATA, 0x000E, 0x2C00}, + {LCD_STEP_CMD_DATA, 0x001E, 0x00AA}, + {LCD_STEP_CMD_DATA, 0x0025, 0x8000}, + {LCD_STEP_SLEEP, 0, 15}, + {LCD_STEP_CMD_DATA, 0x0001, 0x2B3F}, + {LCD_STEP_CMD_DATA, 0x0002, 0x0600}, + {LCD_STEP_CMD_DATA, 0x0010, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0011, 0x6030}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0005, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0006, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0016, 0xEF1C}, + {LCD_STEP_CMD_DATA, 0x0017, 0x0003}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0233}, + {LCD_STEP_CMD_DATA, 0x000B, 0x5312}, + {LCD_STEP_CMD_DATA, 0x000F, 0x0000}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0041, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0042, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0048, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0049, 0x013F}, + {LCD_STEP_CMD_DATA, 0x0044, 0xEF00}, + {LCD_STEP_CMD_DATA, 0x0045, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0046, 0x013F}, + {LCD_STEP_CMD_DATA, 0x004A, 0x0000}, + {LCD_STEP_CMD_DATA, 0x004B, 0x0000}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0030, 0x0707}, + {LCD_STEP_CMD_DATA, 0x0031, 0x0704}, + {LCD_STEP_CMD_DATA, 0x0032, 0x0204}, + {LCD_STEP_CMD_DATA, 0x0033, 0x0201}, + {LCD_STEP_CMD_DATA, 0x0034, 0x0203}, + {LCD_STEP_CMD_DATA, 0x0035, 0x0204}, + {LCD_STEP_CMD_DATA, 0x0036, 0x0204}, + {LCD_STEP_CMD_DATA, 0x0037, 0x0502}, + {LCD_STEP_CMD_DATA, 0x003A, 0x0302}, + {LCD_STEP_CMD_DATA, 0x003B, 0x0500}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0044, 239 << 8 | 0}, + {LCD_STEP_CMD_DATA, 0x0045, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0046, 319}, + {LCD_STEP_DONE, 0, 0}, +}; + +const struct ubicom32lcd_panel tft2n0369ep = { + .desc = "TFT2N0369E-Portrait", + .init_seq = tft2n0369ep_init, + .horz_reg = 0x4e, + .vert_reg = 0x4f, + .gram_reg = 0x22, + .xres = 240, + .yres = 320, + .stride = 240, + .id = 0x8989, +}; +#endif + +#ifdef CONFIG_LCD_UBICOM32_TFT2N0369E_L +static const struct ubicom32lcd_step tft2n0369e_init[] = { + {LCD_STEP_CMD_DATA, 0x0028, 0x0006}, + {LCD_STEP_CMD_DATA, 0x0000, 0x0001}, + {LCD_STEP_SLEEP, 0, 15}, + {LCD_STEP_CMD_DATA, 0x002B, 0x9532}, + {LCD_STEP_CMD_DATA, 0x0003, 0xAAAC}, + {LCD_STEP_CMD_DATA, 0x000C, 0x0002}, + {LCD_STEP_CMD_DATA, 0x000D, 0x000A}, + {LCD_STEP_CMD_DATA, 0x000E, 0x2C00}, + {LCD_STEP_CMD_DATA, 0x001E, 0x00AA}, + {LCD_STEP_CMD_DATA, 0x0025, 0x8000}, + {LCD_STEP_SLEEP, 0, 15}, + {LCD_STEP_CMD_DATA, 0x0001, 0x2B3F}, + {LCD_STEP_CMD_DATA, 0x0002, 0x0600}, + {LCD_STEP_CMD_DATA, 0x0010, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0011, 0x60A8}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0005, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0006, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0016, 0xEF1C}, + {LCD_STEP_CMD_DATA, 0x0017, 0x0003}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0233}, + {LCD_STEP_CMD_DATA, 0x000B, 0x5312}, + {LCD_STEP_CMD_DATA, 0x000F, 0x0000}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0041, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0042, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0048, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0049, 0x013F}, + {LCD_STEP_CMD_DATA, 0x0044, 0xEF00}, + {LCD_STEP_CMD_DATA, 0x0045, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0046, 0x013F}, + {LCD_STEP_CMD_DATA, 0x004A, 0x0000}, + {LCD_STEP_CMD_DATA, 0x004B, 0x0000}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0030, 0x0707}, + {LCD_STEP_CMD_DATA, 0x0031, 0x0704}, + {LCD_STEP_CMD_DATA, 0x0032, 0x0204}, + {LCD_STEP_CMD_DATA, 0x0033, 0x0201}, + {LCD_STEP_CMD_DATA, 0x0034, 0x0203}, + {LCD_STEP_CMD_DATA, 0x0035, 0x0204}, + {LCD_STEP_CMD_DATA, 0x0036, 0x0204}, + {LCD_STEP_CMD_DATA, 0x0037, 0x0502}, + {LCD_STEP_CMD_DATA, 0x003A, 0x0302}, + {LCD_STEP_CMD_DATA, 0x003B, 0x0500}, + {LCD_STEP_SLEEP, 0, 20}, + {LCD_STEP_CMD_DATA, 0x0044, 239 << 8 | 0}, + {LCD_STEP_CMD_DATA, 0x0045, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0046, 319}, + {LCD_STEP_DONE, 0, 0}, +}; + +const struct ubicom32lcd_panel tft2n0369e = { + .desc = "TFT2N0369E-Landscape", + .init_seq = tft2n0369e_init, + .horz_reg = 0x4e, + .vert_reg = 0x4f, + .gram_reg = 0x22, + .xres = 320, + .yres = 240, + .stride = 320, + .id = 0x8989, +}; +#endif + +#ifdef CONFIG_LCD_UBICOM32_CFAF240400D +static const struct ubicom32lcd_step cfaf240400d_init[] = { + {LCD_STEP_CMD_DATA, 0x0606, 0x0000}, // Pin Control (R606h) // Page 41 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0001}, // Display Control 1 (R007h) // Page 16 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0110, 0x0001}, // Power Control 6(R110h) // Page 30 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0100, 0x17B0}, // Power Control 1 (R100h) // Page 26 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0101, 0x0147}, // Power Control 2 (R101h) // Page 27 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0102, 0x019D}, // Power Control 3 (R102h) // Page 28 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0103, 0x3600}, // Power Control 4 (R103h) // Page 29 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0281, 0x0010}, // NVM read data 2 (R281h) // Page 34 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0102, 0x01BD}, // Power Control 3 (R102h) // Page 28 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 50}, + + //--------------- Power control 1~6 ---------------// + {LCD_STEP_CMD_DATA, 0x0100, 0x16B0}, // Power Control 1 (R100h) // Page 26 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0101, 0x0147}, // Power Control 2 (R101h) // Page 27 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0102, 0x01BD}, // Power Control 3 (R102h) // Page 28 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0103, 0x2d00}, // Power Control 4 (R103h) // Page 29 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0107, 0x0000}, // Power Control 5 (R107h) // Page 30 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0110, 0x0001}, // Power Control 6(R110h) // Page 30 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0280, 0x0000}, // NVM read data 1 (R280h) // Page 33 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0281, 0x0006}, // NVM read data 2 (R281h) // Page 34 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0282, 0x0000}, // NVM read data 3 (R282h) // Page 34 of SPFD5420A Datasheet + + //------- Gamma 2.2 control (R300h to R30Fh) ------// + {LCD_STEP_CMD_DATA, 0x0300, 0x0101}, + {LCD_STEP_CMD_DATA, 0x0301, 0x0b27}, + {LCD_STEP_CMD_DATA, 0x0302, 0x132a}, + {LCD_STEP_CMD_DATA, 0x0303, 0x2a13}, + {LCD_STEP_CMD_DATA, 0x0304, 0x270b}, + {LCD_STEP_CMD_DATA, 0x0305, 0x0101}, + {LCD_STEP_CMD_DATA, 0x0306, 0x1205}, + {LCD_STEP_CMD_DATA, 0x0307, 0x0512}, + {LCD_STEP_CMD_DATA, 0x0308, 0x0005}, + {LCD_STEP_CMD_DATA, 0x0309, 0x0003}, + {LCD_STEP_CMD_DATA, 0x030A, 0x0f04}, + {LCD_STEP_CMD_DATA, 0x030B, 0x0f00}, + {LCD_STEP_CMD_DATA, 0x030C, 0x000f}, + {LCD_STEP_CMD_DATA, 0x030D, 0x040f}, + {LCD_STEP_CMD_DATA, 0x030E, 0x0300}, + {LCD_STEP_CMD_DATA, 0x030F, 0x0500}, + + {LCD_STEP_CMD_DATA, 0x0400, 0x3500}, // Base Image Number of Line (R400h) // Page 36 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0401, 0x0001}, // Base Image Display Control (R401h) // Page 39 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0404, 0x0000}, // Based Image Vertical Scroll Control (R404h) // Page 40 of SPFD5420A Datasheet + + //--------------- Normal set ---------------// + {LCD_STEP_CMD_DATA, 0x0000, 0x0000}, // ID Read Register (R000h) // Page 13 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0001, 0x0100}, // Driver Output Control Register (R001h) // Page 14 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0002, 0x0100}, // LCD Driving Waveform Control (R002h) // Page 14 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0003, 0x1030}, // Entry Mode (R003h) // Page 15 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0006, 0x0000}, // Display Control 1 (R007h) // Page 16 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0008, 0x0808}, // Display Control 2 (R008h) // Page 17 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0009, 0x0001}, // Display Control 3 (R009h) // Page 18 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x000B, 0x0010}, // Low Power Control (R00Bh) // Page 19 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x000C, 0x0000}, // External Display Interface Control 1 (R00Ch) // Page 19 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x000F, 0x0000}, // External Display Interface Control 2 (R00Fh) // Page 20 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0007, 0x0001}, // Display Control 1 (R007h) // Page 16 of SPFD5420A Datasheet + + //--------------- Panel interface control 1~6 ---------------// + {LCD_STEP_CMD_DATA, 0x0010, 0x0012}, // Panel Interface Control 1 (R010h) // Page 20 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0011, 0x0202}, // Panel Interface Control 2 (R011h) // Page 21 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0012, 0x0300}, // Panel Interface control 3 (R012h) // Page 22 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0020, 0x021E}, // Panel Interface control 4 (R020h) // Page 22 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0021, 0x0202}, // Panel Interface Control 5 (021Rh) // Page 24 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0022, 0x0100}, // Panel Interface Control 6 (R022h) // Page 25 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0090, 0x8000}, // Frame Marker Control (R090h) // Page 25 of SPFD5420A Datasheet + + //--------------- Partial display ---------------// + {LCD_STEP_CMD_DATA, 0x0210, 0x0000}, // Window Horizontal RAM Address Start (R210h) // Page 35 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0211, 0x00EF}, // Window Horziontal RAM Address End (R211h) // Page 35 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0212, 0x0000}, // Window Vertical RAM Address Start (R212h) // Page 35 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0213, 0x018F}, // Window Vertical RAM Address End (R213h) // Page 35 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0500, 0x0000}, // Display Position - Partial Display 1 (R500h) // Page 40 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0501, 0x0000}, // RAM Address Start - Partial Display 1 (R501h)// Page 40 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0502, 0x0000}, // RAM Address End - Partail Display 1 (R502h) // Page 40 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0503, 0x0000}, // Display Position - Partial Display 2 (R503h) // Page 40 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0504, 0x0000}, // RAM Address Start . Partial Display 2 (R504h)// Page 41 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0505, 0x0000}, // RAM Address End . Partial Display 2 (R505h) // Page 41 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0606, 0x0000}, // Pin Control (R606h) // Page 41 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x06F0, 0x0000}, // NVM Access Control (R6F0h) // Page 41 of SPFD5420A Datasheet + {LCD_STEP_CMD_DATA, 0x0007, 0x0173}, // Display Control 1 (R007h) // Page 16 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 50}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0171}, // Display Control 1 (R007h) // Page 16 of SPFD5420A Datasheet + {LCD_STEP_SLEEP, 0, 10}, + {LCD_STEP_CMD_DATA, 0x0007, 0x0173}, // Display Control 1 (R007h) // Page 16 of SPFD5420A Datasheet + {LCD_STEP_DONE, 0, 0}, +}; + +const struct ubicom32lcd_panel cfaf240400d = { + .desc = "CFAF240400D", + .init_seq = cfaf240400d_init, + .horz_reg = 0x0200, + .vert_reg = 0x0201, + .gram_reg = 0x0202, + .xres = 240, + .yres = 400, + .stride = 240, + .id = 0x5420, +}; +#endif + +#ifdef CONFIG_LCD_UBICOM32_CFAF240400F +static const struct ubicom32lcd_step cfaf320240f_init[] = { + {LCD_STEP_CMD_DATA, 0x0028, 0x0006}, // VCOM OTP Page 55-56 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0000, 0x0001}, // start Oscillator Page 36 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0010, 0x0000}, // Sleep mode Page 49 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0001, 0x32EF}, // Driver Output Control Page 36-39 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0002, 0x0600}, // LCD Driving Waveform Control Page 40-42 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0003, 0x6A38}, // Power Control 1 Page 43-44 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0011, 0x6870}, // Entry Mode Page 50-52 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0X000F, 0x0000}, // Gate Scan Position Page 49 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0X000B, 0x5308}, // Frame Cycle Control Page 45 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x000C, 0x0003}, // Power Control 2 Page 47 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x000D, 0x000A}, // Power Control 3 Page 48 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x000E, 0x2E00}, // Power Control 4 Page 48 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x001E, 0x00BE}, // Power Control 5 Page 53 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0025, 0x8000}, // Frame Frequency Control Page 53 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0026, 0x7800}, // Analog setting Page 54 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x004E, 0x0000}, // Ram Address Set Page 58 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x004F, 0x0000}, // Ram Address Set Page 58 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0012, 0x08D9}, // Sleep mode Page 49 of SSD2119 datasheet + + // Gamma Control (R30h to R3Bh) -- Page 56 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0030, 0x0000}, + {LCD_STEP_CMD_DATA, 0x0031, 0x0104}, + {LCD_STEP_CMD_DATA, 0x0032, 0x0100}, + {LCD_STEP_CMD_DATA, 0x0033, 0x0305}, + {LCD_STEP_CMD_DATA, 0x0034, 0x0505}, + {LCD_STEP_CMD_DATA, 0x0035, 0x0305}, + {LCD_STEP_CMD_DATA, 0x0036, 0x0707}, + {LCD_STEP_CMD_DATA, 0x0037, 0x0300}, + {LCD_STEP_CMD_DATA, 0x003A, 0x1200}, + {LCD_STEP_CMD_DATA, 0x003B, 0x0800}, + + {LCD_STEP_CMD_DATA, 0x0007, 0x0033}, // Display Control Page 45 of SSD2119 datasheet + + {LCD_STEP_CMD_DATA, 0x0044, 0xEF00}, // Vertical RAM address position Page 57 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0045, 0x0000}, // Horizontal RAM address position Page 57 of SSD2119 datasheet + {LCD_STEP_CMD_DATA, 0x0046, 0x013F}, // Horizontal RAM address position Page 57 of SSD2119 datasheet + + {LCD_STEP_SLEEP, 0, 150}, + + {LCD_STEP_DONE, 0, 0}, +}; + +const struct ubicom32lcd_panel cfaf320240f = { + .desc = "CFAF320240F", + .init_seq = cfaf320240f_init, + .horz_reg = 0x4e, + .vert_reg = 0x4f, + .gram_reg = 0x22, + .xres = 320, + .yres = 240, + .stride = 320, + .id = 0x9919, +}; +#endif + +const struct ubicom32lcd_panel *ubicom32lcd_panels[] = { +#ifdef CONFIG_LCD_UBICOM32_CFAF240400KTTS_180 + &cfaf240320ktts_180, +#endif +#ifdef CONFIG_LCD_UBICOM32_CFAF240400KTTS + &cfaf240320ktts_0, +#endif +#ifdef CONFIG_LCD_UBICOM32_CFAF240400D + &cfaf240400d, +#endif +#ifdef CONFIG_LCD_UBICOM32_TFT2N0369E_P + &tft2n0369ep, +#endif +#ifdef CONFIG_LCD_UBICOM32_TFT2N0369E_L + &tft2n0369e, +#endif +#ifdef CONFIG_LCD_UBICOM32_CFAF240400F + &cfaf320240f, +#endif + NULL, +}; + +#endif diff --git a/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcdpower.c b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcdpower.c new file mode 100644 index 0000000..6aeed43 --- /dev/null +++ b/target/linux/ubicom32/files/drivers/video/backlight/ubicom32lcdpower.c @@ -0,0 +1,194 @@ +/* + * drivers/video/backlight/ubicom32lcdpowerpower.c + * LCD power driver for the Ubicom32 platform + * + * (C) Copyright 2009, Ubicom, Inc. + * + * This file is part of the Ubicom32 Linux Kernel Port. + * + * The Ubicom32 Linux Kernel Port 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. + * + * The Ubicom32 Linux Kernel Port is distributed in the hope that it + * will be useful, but WITHOUT ANY WARRANTY; without even the implied + * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See + * the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with the Ubicom32 Linux Kernel Port. If not, + * see . + * + * Ubicom32 implementation derived from (with many thanks): + * arch/m68knommu + * arch/blackfin + * arch/parisc + */ +#include +#include +#include +#include +#include +#include +#include + +#include +#include + +#define DRIVER_NAME "ubicom32lcdpower" + +struct ubicom32lcdpower_data { + /* + * Pointer to the platform data structure. Keep this around since we need values + * from it to set the backlight intensity. + */ + const struct ubicom32lcdpower_platform_data *pdata; + + /* + * LCD device, we have to save this for use when we remove ourselves. + */ + struct lcd_device *lcddev; +}; + +/* + * ubicom32lcdpower_set_power + */ +static int ubicom32lcdpower_set_power(struct lcd_device *ld, int power) +{ + struct ubicom32lcdpower_data *ud = (struct ubicom32lcdpower_data *)lcd_get_data(ld); + if (power == FB_BLANK_UNBLANK) { + gpio_direction_output(ud->pdata->vgh_gpio, ud->pdata->vgh_polarity); + return 0; + } + + gpio_direction_output(ud->pdata->vgh_gpio, !ud->pdata->vgh_polarity); + return 0; +} + +/* + * ubicom32lcdpower_get_power + */ +static int ubicom32lcdpower_get_power(struct lcd_device *ld) +{ + struct ubicom32lcdpower_data *ud = (struct ubicom32lcdpower_data *)lcd_get_data(ld); + int vgh = gpio_get_value(ud->pdata->vgh_gpio); + if ((vgh && ud->pdata->vgh_polarity) || (!vgh && !ud->pdata->vgh_polarity)) { + return 1; + } + + return 0; +} + +static struct lcd_ops ubicom32lcdpower_ops = { + .get_power = ubicom32lcdpower_get_power, + .set_power = ubicom32lcdpower_set_power, +}; + +/* + * ubicom32lcdpower_probe + */ +static int ubicom32lcdpower_probe(struct platform_device *pdev) +{ + const struct ubicom32lcdpower_platform_data *pdata = pdev->dev.platform_data; + struct ubicom32lcdpower_data *ud; + struct lcd_device *lcddev; + int retval; + + /* + * Check to see if we have any platform data, if we don't have a LCD to control + */ + if (!pdata) { + return -ENODEV; + } + + /* + * Allocate our private data + */ + ud = kzalloc(sizeof(struct ubicom32lcdpower_data), GFP_KERNEL); + if (!ud) { + return -ENOMEM; + } + + ud->pdata = pdata; + + /* + * Request our GPIOs + */ + retval = gpio_request(pdata->vgh_gpio, "vgh"); + if (retval) { + dev_err(&pdev->dev, "Failed to allocate vgh GPIO\n"); + goto fail_gpio; + } + + /* + * Register our lcd device + */ + lcddev = lcd_device_register(DRIVER_NAME, &pdev->dev, ud, &ubicom32lcdpower_ops); + if (IS_ERR(lcddev)) { + retval = PTR_ERR(lcddev); + goto fail; + } + + ud->lcddev = lcddev; + platform_set_drvdata(pdev, ud); + + ubicom32lcdpower_set_power(lcddev, FB_BLANK_UNBLANK); + + printk(KERN_INFO DRIVER_NAME ": LCD driver started\n"); + + return 0; + +fail: + gpio_free(pdata->vgh_gpio); + +fail_gpio: + platform_set_drvdata(pdev, NULL); + kfree(ud); + return retval; +} + +/* + * ubicom32lcdpower_remove + */ +static int __exit ubicom32lcdpower_remove(struct platform_device *pdev) +{ + struct ubicom32lcdpower_data *ud = platform_get_drvdata(pdev); + + lcd_device_unregister(ud->lcddev); + platform_set_drvdata(pdev, NULL); + kfree(ud); + + return 0; +} + +static struct platform_driver ubicom32lcdpower_driver = { + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + }, + + .remove = __exit_p(ubicom32lcdpower_remove), +}; + +/* + * ubicom32lcdpower_init + */ +static int __init ubicom32lcdpower_init(void) +{ + return platform_driver_probe(&ubicom32lcdpower_driver, ubicom32lcdpower_probe); +} +module_init(ubicom32lcdpower_init); + +/* + * ubicom32lcdpower_exit + */ +static void __exit ubicom32lcdpower_exit(void) +{ + platform_driver_unregister(&ubicom32lcdpower_driver); +} +module_exit(ubicom32lcdpower_exit); + +MODULE_AUTHOR("Patrick Tjin <@ubicom.com>"); +MODULE_DESCRIPTION("Ubicom32 lcd power driver"); +MODULE_LICENSE("GPL"); -- cgit v1.1