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Message-Id: <1360338220-12753-2-git-send-email-ruslan.bilovol@ti.com>
Date: Fri, 8 Feb 2013 17:43:40 +0200
From: Ruslan Bilovol <ruslan.bilovol@...com>
To: andi@...zian.org, tomi.valkeinen@...com, FlorianSchandinat@....de,
linux-fbdev@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-omap@...r.kernel.org
Subject: [PATCH v2 1/1] OMAP4: DSS: Add panel for Blaze Tablet boards
From: Tomi Valkeinen <tomi.valkeinen@...com>
TC358765 is DSI-to-LVDS transmitter from Toshiba, used in
OMAP44XX Blaze Tablet and Blaze Tablet2 boards.
Signed-off-by: Dan Murphy <dmurphy@...com>
Signed-off-by: Sergiy Kibrik <sergiy.kibrik@...ballogic.com>
Signed-off-by: Volodymyr Riazantsev <v.riazantsev@...com>
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@...com>
---
drivers/video/omap2/displays/Kconfig | 15 +
drivers/video/omap2/displays/Makefile | 1 +
drivers/video/omap2/displays/panel-tc358765.c | 1000 +++++++++++++++++++++++++
drivers/video/omap2/displays/panel-tc358765.h | 170 +++++
include/video/omap-panel-tc358765.h | 53 ++
5 files changed, 1239 insertions(+)
create mode 100644 drivers/video/omap2/displays/panel-tc358765.c
create mode 100644 drivers/video/omap2/displays/panel-tc358765.h
create mode 100644 include/video/omap-panel-tc358765.h
diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
index c3853c9..c6ab261 100644
--- a/drivers/video/omap2/displays/Kconfig
+++ b/drivers/video/omap2/displays/Kconfig
@@ -72,4 +72,19 @@ config PANEL_N8X0
depends on BACKLIGHT_CLASS_DEVICE
help
This is the LCD panel used on Nokia N8x0
+
+config PANEL_TC358765
+ tristate "Toshiba TC358765 DSI-2-LVDS bridge"
+ depends on OMAP2_DSS_DSI && I2C
+ select BACKLIGHT_CLASS_DEVICE
+ help
+ Toshiba TC358765 DSI-2-LVDS chip with 1024x768 panel,
+ which can be found in OMAP4-based Blaze Tablet boards
+ and some other boards.
+
+config TC358765_DEBUG
+ bool "Toshiba TC358765 DSI-2-LVDS chip debug"
+ depends on PANEL_TC358765 && DEBUG_FS
+ help
+ Support of TC358765 DSI-2-LVDS chip register access via debugfs
endmenu
diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile
index 58a5176..b9f2ab6 100644
--- a/drivers/video/omap2/displays/Makefile
+++ b/drivers/video/omap2/displays/Makefile
@@ -9,3 +9,4 @@ obj-$(CONFIG_PANEL_PICODLP) += panel-picodlp.o
obj-$(CONFIG_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
obj-$(CONFIG_PANEL_ACX565AKM) += panel-acx565akm.o
obj-$(CONFIG_PANEL_N8X0) += panel-n8x0.o
+obj-$(CONFIG_PANEL_TC358765) += panel-tc358765.o
diff --git a/drivers/video/omap2/displays/panel-tc358765.c b/drivers/video/omap2/displays/panel-tc358765.c
new file mode 100644
index 0000000..7e4f9f4
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-tc358765.c
@@ -0,0 +1,1000 @@
+/*
+ * Toshiba TC358765 DSI-to-LVDS chip driver
+ *
+ * Copyright (C) Texas Instruments
+ * Author: Tomi Valkeinen <tomi.valkeinen@...com> (3.0)
+ * Author: Sergii Kibrik <sergiikibrik@...com> (3.4)
+ * Author: Ruslan Bilovol <ruslan.bilovol@...com> (3.8+)
+ *
+ * Based on original version from Jerry Alexander <x0135174@...com>
+ *
+ * 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.
+ *
+ * This program 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
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <linux/mm.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/gpio.h>
+#include <linux/mutex.h>
+#include <linux/i2c.h>
+#include <linux/pm_runtime.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
+#include <linux/uaccess.h>
+
+#include <video/omapdss.h>
+#include <video/omap-panel-tc358765.h>
+
+#include "panel-tc358765.h"
+
+#define A_RO 0x1
+#define A_WO 0x2
+#define A_RW (A_RO|A_WO)
+
+#define FLD_MASK(start, end) (((1 << ((start) - (end) + 1)) - 1) << (end))
+#define FLD_VAL(val, start, end) (((val) << (end)) & FLD_MASK(start, end))
+#define FLD_GET(val, start, end) (((val) & FLD_MASK(start, end)) >> (end))
+#define FLD_MOD(orig, val, start, end) \
+ (((orig) & ~FLD_MASK(start, end)) | FLD_VAL(val, start, end))
+
+static struct omap_video_timings tc358765_timings;
+static struct tc358765_board_data *get_board_data(struct omap_dss_device
+ *dssdev) __attribute__ ((unused));
+
+/* device private data structure */
+struct tc358765_data {
+ struct mutex lock;
+
+ struct omap_dss_device *dssdev;
+
+ int channel0;
+ int channel1;
+
+ struct omap_dsi_pin_config pin_config;
+};
+
+static struct {
+ struct i2c_client *client;
+ struct mutex xfer_lock;
+} *tc358765_i2c;
+
+
+#ifdef CONFIG_TC358765_DEBUG
+
+struct {
+ struct device *dev;
+ struct dentry *dir;
+} tc358765_debug;
+
+struct tc358765_reg {
+ const char *name;
+ u16 reg;
+ u8 perm:2;
+} tc358765_regs[] = {
+ /* DSI D-PHY Layer Registers */
+ { "D0W_DPHYCONTTX", D0W_DPHYCONTTX, A_RW },
+ { "CLW_DPHYCONTRX", CLW_DPHYCONTRX, A_RW },
+ { "D0W_DPHYCONTRX", D0W_DPHYCONTRX, A_RW },
+ { "D1W_DPHYCONTRX", D1W_DPHYCONTRX, A_RW },
+ { "D2W_DPHYCONTRX", D2W_DPHYCONTRX, A_RW },
+ { "D3W_DPHYCONTRX", D3W_DPHYCONTRX, A_RW },
+ { "COM_DPHYCONTRX", COM_DPHYCONTRX, A_RW },
+ { "CLW_CNTRL", CLW_CNTRL, A_RW },
+ { "D0W_CNTRL", D0W_CNTRL, A_RW },
+ { "D1W_CNTRL", D1W_CNTRL, A_RW },
+ { "D2W_CNTRL", D2W_CNTRL, A_RW },
+ { "D3W_CNTRL", D3W_CNTRL, A_RW },
+ { "DFTMODE_CNTRL", DFTMODE_CNTRL, A_RW },
+ /* DSI PPI Layer Registers */
+ { "PPI_STARTPPI", PPI_STARTPPI, A_RW },
+ { "PPI_BUSYPPI", PPI_BUSYPPI, A_RO },
+ { "PPI_LINEINITCNT", PPI_LINEINITCNT, A_RW },
+ { "PPI_LPTXTIMECNT", PPI_LPTXTIMECNT, A_RW },
+ { "PPI_LANEENABLE", PPI_LANEENABLE, A_RW },
+ { "PPI_TX_RX_TA", PPI_TX_RX_TA, A_RW },
+ { "PPI_CLS_ATMR", PPI_CLS_ATMR, A_RW },
+ { "PPI_D0S_ATMR", PPI_D0S_ATMR, A_RW },
+ { "PPI_D1S_ATMR", PPI_D1S_ATMR, A_RW },
+ { "PPI_D2S_ATMR", PPI_D2S_ATMR, A_RW },
+ { "PPI_D3S_ATMR", PPI_D3S_ATMR, A_RW },
+ { "PPI_D0S_CLRSIPOCOUNT", PPI_D0S_CLRSIPOCOUNT, A_RW },
+ { "PPI_D1S_CLRSIPOCOUNT", PPI_D1S_CLRSIPOCOUNT, A_RW },
+ { "PPI_D2S_CLRSIPOCOUNT", PPI_D2S_CLRSIPOCOUNT, A_RW },
+ { "PPI_D3S_CLRSIPOCOUNT", PPI_D3S_CLRSIPOCOUNT, A_RW },
+ { "CLS_PRE", CLS_PRE, A_RW },
+ { "D0S_PRE", D0S_PRE, A_RW },
+ { "D1S_PRE", D1S_PRE, A_RW },
+ { "D2S_PRE", D2S_PRE, A_RW },
+ { "D3S_PRE", D3S_PRE, A_RW },
+ { "CLS_PREP", CLS_PREP, A_RW },
+ { "D0S_PREP", D0S_PREP, A_RW },
+ { "D1S_PREP", D1S_PREP, A_RW },
+ { "D2S_PREP", D2S_PREP, A_RW },
+ { "D3S_PREP", D3S_PREP, A_RW },
+ { "CLS_ZERO", CLS_ZERO, A_RW },
+ { "D0S_ZERO", D0S_ZERO, A_RW },
+ { "D1S_ZERO", D1S_ZERO, A_RW },
+ { "D2S_ZERO", D2S_ZERO, A_RW },
+ { "D3S_ZERO", D3S_ZERO, A_RW },
+ { "PPI_CLRFLG", PPI_CLRFLG, A_RW },
+ { "PPI_CLRSIPO", PPI_CLRSIPO, A_RW },
+ { "PPI_HSTimeout", PPI_HSTimeout, A_RW },
+ { "PPI_HSTimeoutEnable", PPI_HSTimeoutEnable, A_RW },
+ /* DSI Protocol Layer Registers */
+ { "DSI_STARTDSI", DSI_STARTDSI, A_WO },
+ { "DSI_BUSYDSI", DSI_BUSYDSI, A_RO },
+ { "DSI_LANEENABLE", DSI_LANEENABLE, A_RW },
+ { "DSI_LANESTATUS0", DSI_LANESTATUS0, A_RO },
+ { "DSI_LANESTATUS1", DSI_LANESTATUS1, A_RO },
+ { "DSI_INTSTATUS", DSI_INTSTATUS, A_RO },
+ { "DSI_INTMASK", DSI_INTMASK, A_RW },
+ { "DSI_INTCLR", DSI_INTCLR, A_WO },
+ { "DSI_LPTXTO", DSI_LPTXTO, A_RW },
+ /* DSI General Registers */
+ { "DSIERRCNT", DSIERRCNT, A_RW },
+ /* DSI Application Layer Registers */
+ { "APLCTRL", APLCTRL, A_RW },
+ { "RDPKTLN", RDPKTLN, A_RW },
+ /* Video Path Registers */
+ { "VPCTRL", VPCTRL, A_RW },
+ { "HTIM1", HTIM1, A_RW },
+ { "HTIM2", HTIM2, A_RW },
+ { "VTIM1", VTIM1, A_RW },
+ { "VTIM2", VTIM2, A_RW },
+ { "VFUEN", VFUEN, A_RW },
+ /* LVDS Registers */
+ { "LVMX0003", LVMX0003, A_RW },
+ { "LVMX0407", LVMX0407, A_RW },
+ { "LVMX0811", LVMX0811, A_RW },
+ { "LVMX1215", LVMX1215, A_RW },
+ { "LVMX1619", LVMX1619, A_RW },
+ { "LVMX2023", LVMX2023, A_RW },
+ { "LVMX2427", LVMX2427, A_RW },
+ { "LVCFG", LVCFG, A_RW },
+ { "LVPHY0", LVPHY0, A_RW },
+ { "LVPHY1", LVPHY1, A_RW },
+ /* System Registers */
+ { "SYSSTAT", SYSSTAT, A_RO },
+ { "SYSRST", SYSRST, A_WO },
+ /* GPIO Registers */
+ { "GPIOC", GPIOC, A_RW },
+ { "GPIOO", GPIOO, A_RW },
+ { "GPIOI", GPIOI, A_RO },
+ /* I2C Registers */
+ { "I2CTIMCTRL", I2CTIMCTRL, A_RW },
+ { "I2CMADDR", I2CMADDR, A_RW },
+ { "WDATAQ", WDATAQ, A_WO },
+ { "RDATAQ", RDATAQ, A_WO },
+ /* Chip/Rev Registers */
+ { "IDREG", IDREG, A_RO },
+ /* Debug Registers */
+ { "DEBUG00", DEBUG00, A_RW },
+ { "DEBUG01", DEBUG01, A_RW },
+};
+#endif
+
+static int tc358765_read_block(u16 reg, u8 *data, int len)
+{
+ unsigned char wb[2];
+ struct i2c_msg msg[2];
+ int r;
+ mutex_lock(&tc358765_i2c->xfer_lock);
+ wb[0] = (reg & 0xff00) >> 8;
+ wb[1] = reg & 0xff;
+ msg[0].addr = tc358765_i2c->client->addr;
+ msg[0].len = 2;
+ msg[0].flags = 0;
+ msg[0].buf = wb;
+ msg[1].addr = tc358765_i2c->client->addr;
+ msg[1].flags = I2C_M_RD;
+ msg[1].len = len;
+ msg[1].buf = data;
+
+ r = i2c_transfer(tc358765_i2c->client->adapter, msg, ARRAY_SIZE(msg));
+ mutex_unlock(&tc358765_i2c->xfer_lock);
+
+ if (r == ARRAY_SIZE(msg))
+ return len;
+
+ return r;
+}
+
+static int tc358765_i2c_read(u16 reg, u32 *val)
+{
+ int r;
+ u8 data[4];
+ data[0] = data[1] = data[2] = data[3] = 0;
+
+ r = tc358765_read_block(reg, data, ARRAY_SIZE(data));
+ if (r != ARRAY_SIZE(data))
+ return r;
+
+ *val = ((int)data[3] << 24) | ((int)(data[2]) << 16) |
+ ((int)(data[1]) << 8) | ((int)(data[0]));
+ return 0;
+}
+
+static int tc358765_dsi_read(struct omap_dss_device *dssdev, u16 reg, u32 *val)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+ u8 buf[4];
+ int r;
+
+ r = dsi_vc_generic_read_2(dssdev, d2d->channel1, ((u8 *)®)[0],
+ ((u8 *)®)[1], buf, 4);
+ if (r < 0) {
+ dev_err(&dssdev->dev, "0x%x read failed with status %d\n",
+ reg, r);
+ return r;
+ }
+
+ *val = buf[0] | (buf[1] << 8) | (buf[2] << 16) | (buf[3] << 24);
+ return 0;
+}
+
+static int tc358765_read_register(struct omap_dss_device *dssdev,
+ u16 reg, u32 *val)
+{
+ int ret = 0;
+ pm_runtime_get_sync(&dssdev->dev);
+ /* I2C is preferred way of reading, but fall back to DSI
+ * if I2C didn't got initialized
+ */
+ if (tc358765_i2c)
+ ret = tc358765_i2c_read(reg, val);
+ else
+ ret = tc358765_dsi_read(dssdev, reg, val);
+ pm_runtime_put_sync(&dssdev->dev);
+
+ return ret;
+}
+
+static int tc358765_write_register(struct omap_dss_device *dssdev, u16 reg,
+ u32 value)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+ u8 buf[6];
+ int r;
+
+ buf[0] = (reg >> 0) & 0xff;
+ buf[1] = (reg >> 8) & 0xff;
+ buf[2] = (value >> 0) & 0xff;
+ buf[3] = (value >> 8) & 0xff;
+ buf[4] = (value >> 16) & 0xff;
+ buf[5] = (value >> 24) & 0xff;
+
+ r = dsi_vc_generic_write_nosync(dssdev, d2d->channel1, buf, 6);
+ if (r)
+ dev_err(&dssdev->dev, "reg write reg(%x) val(%x) failed: %d\n",
+ reg, value, r);
+ return r;
+}
+
+/****************************
+********* DEBUG *************
+****************************/
+#ifdef CONFIG_TC358765_DEBUG
+static int tc358765_write_register_i2c(u16 reg, u32 val)
+{
+ int ret = -ENODEV;
+ unsigned char buf[6];
+ struct i2c_msg msg;
+
+ if (!tc358765_i2c) {
+ dev_err(tc358765_debug.dev, "%s: I2C not initilized\n",
+ __func__);
+ return ret;
+ }
+
+ buf[0] = (reg >> 8) & 0xff;
+ buf[1] = (reg >> 0) & 0xff;
+ buf[2] = (val >> 0) & 0xff;
+ buf[3] = (val >> 8) & 0xff;
+ buf[4] = (val >> 16) & 0xff;
+ buf[5] = (val >> 24) & 0xff;
+ msg.addr = tc358765_i2c->client->addr;
+ msg.len = sizeof(buf);
+ msg.flags = 0;
+ msg.buf = buf;
+
+ mutex_lock(&tc358765_i2c->xfer_lock);
+ ret = i2c_transfer(tc358765_i2c->client->adapter, &msg, 1);
+ mutex_unlock(&tc358765_i2c->xfer_lock);
+
+ if (ret != 1)
+ return ret;
+ return 0;
+}
+
+
+static int tc358765_registers_show(struct seq_file *seq, void *pos)
+{
+ struct device *dev = tc358765_debug.dev;
+ unsigned i, reg_count;
+ uint value;
+
+ if (!tc358765_i2c) {
+ dev_warn(dev,
+ "failed to read register: I2C not initialized\n");
+ return -ENODEV;
+ }
+
+ reg_count = sizeof(tc358765_regs) / sizeof(tc358765_regs[0]);
+ pm_runtime_get_sync(dev);
+ for (i = 0; i < reg_count; i++) {
+ if (tc358765_regs[i].perm & A_RO) {
+ tc358765_i2c_read(tc358765_regs[i].reg, &value);
+ seq_printf(seq, "%-20s = 0x%02X\n",
+ tc358765_regs[i].name, value);
+ }
+ }
+
+ pm_runtime_put_sync(dev);
+ return 0;
+}
+static ssize_t tc358765_seq_write(struct file *filp, const char __user *ubuf,
+ size_t size, loff_t *ppos)
+{
+ struct device *dev = tc358765_debug.dev;
+ unsigned i, reg_count;
+ u32 value = 0;
+ int error = 0;
+ /* kids, don't use register names that long */
+ char name[30];
+ char buf[50];
+
+ if (size >= sizeof(buf))
+ size = sizeof(buf);
+
+ if (copy_from_user(&buf, ubuf, size))
+ return -EFAULT;
+
+ buf[size-1] = '\0';
+ if (sscanf(buf, "%s %x", name, &value) != 2) {
+ dev_err(dev, "%s: unable to parse input\n", __func__);
+ return -EINVAL;
+ }
+
+ if (!tc358765_i2c) {
+ dev_warn(dev,
+ "failed to write register: I2C not initialized\n");
+ return -ENODEV;
+ }
+
+ reg_count = sizeof(tc358765_regs) / sizeof(tc358765_regs[0]);
+ for (i = 0; i < reg_count; i++) {
+ if (!strcmp(name, tc358765_regs[i].name)) {
+ if (!(tc358765_regs[i].perm & A_WO)) {
+ dev_err(dev, "%s is write-protected\n", name);
+ return -EACCES;
+ }
+
+ error = tc358765_write_register_i2c(
+ tc358765_regs[i].reg, value);
+ if (error) {
+ dev_err(dev, "%s: failed to write %s\n",
+ __func__, name);
+ return error;
+ }
+
+ return size;
+ }
+ }
+
+ dev_err(dev, "%s: no such register %s\n", __func__, name);
+
+ return size;
+}
+
+static ssize_t tc358765_seq_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, tc358765_registers_show, inode->i_private);
+}
+
+static const struct file_operations tc358765_debug_fops = {
+ .open = tc358765_seq_open,
+ .read = seq_read,
+ .write = tc358765_seq_write,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int tc358765_initialize_debugfs(struct omap_dss_device *dssdev)
+{
+ tc358765_debug.dir = debugfs_create_dir("tc358765", NULL);
+ if (IS_ERR(tc358765_debug.dir)) {
+ int ret = PTR_ERR(tc358765_debug.dir);
+ tc358765_debug.dir = NULL;
+ return ret;
+ }
+
+ tc358765_debug.dev = &dssdev->dev;
+ debugfs_create_file("registers", S_IRWXU, tc358765_debug.dir,
+ dssdev, &tc358765_debug_fops);
+ return 0;
+}
+
+static void tc358765_uninitialize_debugfs(void)
+{
+ if (tc358765_debug.dir)
+ debugfs_remove_recursive(tc358765_debug.dir);
+ tc358765_debug.dir = NULL;
+ tc358765_debug.dev = NULL;
+}
+
+#else
+static int tc358765_initialize_debugfs(struct omap_dss_device *dssdev)
+{
+ return 0;
+}
+
+static void tc358765_uninitialize_debugfs(void)
+{
+}
+#endif
+
+static struct tc358765_board_data *get_board_data(struct omap_dss_device
+ *dssdev)
+{
+ return (struct tc358765_board_data *)dssdev->data;
+}
+
+static void tc358765_get_timings(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings)
+{
+ *timings = dssdev->panel.timings;
+}
+
+static void tc358765_set_timings(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings)
+{
+ dev_info(&dssdev->dev, "set_timings() not implemented\n");
+}
+
+static int tc358765_check_timings(struct omap_dss_device *dssdev,
+ struct omap_video_timings *timings)
+{
+ if (unlikely(!timings)) {
+ WARN(true, "%s: timings NULL pointer was passed\n", __func__);
+ return -EINVAL;
+ }
+
+ if (tc358765_timings.x_res != timings->x_res ||
+ tc358765_timings.y_res != timings->y_res ||
+ tc358765_timings.pixel_clock != timings->pixel_clock ||
+ tc358765_timings.hsw != timings->hsw ||
+ tc358765_timings.hfp != timings->hfp ||
+ tc358765_timings.hbp != timings->hbp ||
+ tc358765_timings.vsw != timings->vsw ||
+ tc358765_timings.vfp != timings->vfp ||
+ tc358765_timings.vbp != timings->vbp)
+ return -EINVAL;
+
+ return 0;
+}
+
+static void tc358765_get_resolution(struct omap_dss_device *dssdev,
+ u16 *xres, u16 *yres)
+{
+ *xres = tc358765_timings.x_res;
+ *yres = tc358765_timings.y_res;
+}
+
+static void tc358765_hw_reset(struct omap_dss_device *dssdev)
+{
+
+ if (dssdev == NULL || !gpio_is_valid(dssdev->reset_gpio))
+ return;
+
+ gpio_set_value(dssdev->reset_gpio, 1);
+ usleep_range(200, 1000);
+ /* reset the panel */
+ gpio_set_value(dssdev->reset_gpio, 0);
+ /* assert reset */
+ usleep_range(200, 1000);
+ gpio_set_value(dssdev->reset_gpio, 1);
+ /* wait after releasing reset */
+ msleep(200);
+
+ return;
+}
+
+static void tc358765_probe_pdata(struct tc358765_data *d2d,
+ const struct tc358765_board_data *pdata)
+{
+ d2d->pin_config = pdata->pin_config;
+}
+
+static int tc358765_probe(struct omap_dss_device *dssdev)
+{
+ struct tc358765_data *d2d;
+ int r = 0;
+
+ dev_dbg(&dssdev->dev, "tc358765_probe\n");
+
+ dssdev->panel.dsi_pix_fmt = OMAP_DSS_DSI_FMT_RGB888;
+ tc358765_timings = dssdev->panel.timings;
+
+ d2d = devm_kzalloc(&dssdev->dev, sizeof(*d2d), GFP_KERNEL);
+ if (!d2d) {
+ r = -ENOMEM;
+ goto err;
+ }
+
+ d2d->dssdev = dssdev;
+
+ mutex_init(&d2d->lock);
+
+ dev_set_drvdata(&dssdev->dev, d2d);
+
+ if (dssdev->data) {
+ const struct tc358765_board_data *pdata = dssdev->data;
+
+ tc358765_probe_pdata(d2d, pdata);
+ } else {
+ return -ENODEV;
+ }
+
+ /* channel0 used for video packets */
+ r = omap_dsi_request_vc(dssdev, &d2d->channel0);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to get virtual channel0\n");
+ goto err;
+ }
+
+ r = omap_dsi_set_vc_id(dssdev, d2d->channel0, 0);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to set VC_ID0\n");
+ goto err_ch0;
+ }
+
+ /* channel1 used for registers access in LP mode */
+ r = omap_dsi_request_vc(dssdev, &d2d->channel1);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to get virtual channel1\n");
+ goto err_ch0;
+ }
+
+ r = omap_dsi_set_vc_id(dssdev, d2d->channel1, 0);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to set VC_ID1\n");
+ goto err_ch1;
+ }
+ r = tc358765_initialize_debugfs(dssdev);
+ if (r)
+ dev_warn(&dssdev->dev, "failed to create sysfs files\n");
+
+ dev_dbg(&dssdev->dev, "tc358765_probe done\n");
+ return 0;
+
+err_ch1:
+ omap_dsi_release_vc(dssdev, d2d->channel1);
+err_ch0:
+ omap_dsi_release_vc(dssdev, d2d->channel0);
+err:
+ mutex_destroy(&d2d->lock);
+ devm_kfree(&dssdev->dev, d2d);
+ return r;
+}
+
+static void tc358765_remove(struct omap_dss_device *dssdev)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+
+ tc358765_uninitialize_debugfs();
+
+ omap_dsi_release_vc(dssdev, d2d->channel0);
+ omap_dsi_release_vc(dssdev, d2d->channel1);
+ mutex_destroy(&d2d->lock);
+ devm_kfree(&dssdev->dev, d2d);
+}
+
+static int tc358765_init_ppi(struct omap_dss_device *dssdev)
+{
+ u32 go_cnt, sure_cnt, val = 0;
+ u8 lanes = 0;
+ int ret = 0;
+ struct tc358765_board_data *board_data = get_board_data(dssdev);
+ const int *pins = board_data->pin_config.pins;
+
+ /*
+ * This register setting is required only if host wishes to
+ * perform DSI read transactions
+ */
+ go_cnt = (board_data->lp_time * 5 - 3) / 4;
+ sure_cnt = DIV_ROUND_UP(board_data->lp_time * 3, 2);
+ val = FLD_MOD(val, go_cnt, 26, 16);
+ val = FLD_MOD(val, sure_cnt, 10, 0);
+ ret |= tc358765_write_register(dssdev, PPI_TX_RX_TA, val);
+
+ /* SYSLPTX Timing Generation Counter */
+ ret |= tc358765_write_register(dssdev, PPI_LPTXTIMECNT,
+ board_data->lp_time);
+
+ /* D*S_CLRSIPOCOUNT = [(THS-SETTLE + THS-ZERO) /
+ HS_byte_clock_period ] */
+
+ if ((pins[0] & 1) || (pins[1] & 1))
+ lanes |= (1 << 0);
+
+ if ((pins[2] & 1) || (pins[3] & 1)) {
+ lanes |= (1 << 1);
+ ret |= tc358765_write_register(dssdev, PPI_D0S_CLRSIPOCOUNT,
+ board_data->clrsipo);
+ }
+ if ((pins[4] & 1) || (pins[5] & 1)) {
+ lanes |= (1 << 2);
+ ret |= tc358765_write_register(dssdev, PPI_D1S_CLRSIPOCOUNT,
+ board_data->clrsipo);
+ }
+ if ((pins[6] & 1) || (pins[7] & 1)) {
+ lanes |= (1 << 3);
+ ret |= tc358765_write_register(dssdev, PPI_D2S_CLRSIPOCOUNT,
+ board_data->clrsipo);
+ }
+ if ((pins[8] & 1) || (pins[9] & 1)) {
+ lanes |= (1 << 4);
+ ret |= tc358765_write_register(dssdev, PPI_D3S_CLRSIPOCOUNT,
+ board_data->clrsipo);
+ }
+
+ ret |= tc358765_write_register(dssdev, PPI_LANEENABLE, lanes);
+ ret |= tc358765_write_register(dssdev, DSI_LANEENABLE, lanes);
+
+ return ret;
+}
+
+static int tc358765_init_video_timings(struct omap_dss_device *dssdev)
+{
+ u32 val;
+ struct tc358765_board_data *board_data = get_board_data(dssdev);
+ int ret;
+ ret = tc358765_read_register(dssdev, VPCTRL, &val);
+ if (ret < 0) {
+ dev_warn(&dssdev->dev,
+ "couldn't access VPCTRL, going on with reset value\n");
+ val = 0;
+ }
+
+ if (dssdev->ctrl.pixel_size == 18) {
+ /* Magic Square FRC available for RGB666 only */
+ val = FLD_MOD(val, board_data->msf, 0, 0);
+ val = FLD_MOD(val, 0, 8, 8);
+ } else {
+ val = FLD_MOD(val, 1, 8, 8);
+ }
+
+ val = FLD_MOD(val, board_data->vtgen, 4, 4);
+ val = FLD_MOD(val, board_data->evtmode, 5, 5);
+ val = FLD_MOD(val, board_data->vsdelay, 31, 20);
+
+ ret = tc358765_write_register(dssdev, VPCTRL, val);
+
+ ret |= tc358765_write_register(dssdev, HTIM1,
+ (tc358765_timings.hbp << 16) | tc358765_timings.hsw);
+ ret |= tc358765_write_register(dssdev, HTIM2,
+ ((tc358765_timings.hfp << 16) | tc358765_timings.x_res));
+ ret |= tc358765_write_register(dssdev, VTIM1,
+ ((tc358765_timings.vbp << 16) | tc358765_timings.vsw));
+ ret |= tc358765_write_register(dssdev, VTIM2,
+ ((tc358765_timings.vfp << 16) | tc358765_timings.y_res));
+ return ret;
+}
+
+static int tc358765_write_init_config(struct omap_dss_device *dssdev)
+{
+ struct tc358765_board_data *board_data = get_board_data(dssdev);
+ u32 val;
+ int r;
+
+ /* HACK: dummy read: if we read via DSI, first reads always fail */
+ tc358765_read_register(dssdev, DSI_INTSTATUS, &val);
+
+ r = tc358765_init_ppi(dssdev);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to initialize PPI layer\n");
+ return r;
+ }
+
+ r = tc358765_write_register(dssdev, PPI_STARTPPI, 0x1);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to start PPI-TX\n");
+ return r;
+ }
+
+ r = tc358765_write_register(dssdev, DSI_STARTDSI, 0x1);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to start DSI-RX\n");
+ return r;
+ }
+
+ /* reset LVDS-PHY */
+ tc358765_write_register(dssdev, LVPHY0, (1 << 22));
+ usleep_range(2000, 3000);
+
+ r = tc358765_read_register(dssdev, LVPHY0, &val);
+ if (r < 0) {
+ dev_warn(&dssdev->dev, "couldn't access LVPHY0, going on with reset value\n");
+ val = 0;
+ }
+ val = FLD_MOD(val, 0, LV_RST_E, LV_RST_B);
+ val = FLD_MOD(val, board_data->lv_is, LV_IS_E, LV_IS_B);
+ val = FLD_MOD(val, board_data->lv_nd, LV_ND_E, LV_ND_B);
+ r = tc358765_write_register(dssdev, LVPHY0, val);
+
+ if (r) {
+ dev_err(&dssdev->dev, "failed to initialize LVDS-PHY\n");
+ return r;
+ }
+
+ r = tc358765_init_video_timings(dssdev);
+
+ if (r) {
+ dev_err(&dssdev->dev, "failed to initialize video path layer\n");
+ return r;
+ }
+
+ r = tc358765_read_register(dssdev, LVCFG, &val);
+ if (r < 0) {
+ dev_warn(&dssdev->dev,
+ "couldn't access LVCFG, going on with reset value\n");
+ val = 0;
+ }
+
+ val = FLD_MOD(val, board_data->pclkdiv, 9, 8);
+ val = FLD_MOD(val, board_data->pclksel, 11, 10);
+ val = FLD_MOD(val, board_data->lvdlink, 1, 1);
+ /* enable LVDS transmitter */
+ val = FLD_MOD(val, 1, 0, 0);
+ r = tc358765_write_register(dssdev, LVCFG, val);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to start LVDS transmitter\n");
+ return r;
+ }
+
+ /* Issue a soft reset to LCD Controller for a clean start */
+ r = tc358765_write_register(dssdev, SYSRST, (1 << 2));
+ /* commit video configuration */
+ r |= tc358765_write_register(dssdev, VFUEN, 0x1);
+ if (r)
+ dev_err(&dssdev->dev, "failed to latch video timings\n");
+ return r;
+}
+
+static int tc358765_power_on(struct omap_dss_device *dssdev)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+ int r;
+
+ /* At power on the first vsync has not been received yet */
+
+ dev_dbg(&dssdev->dev, "power_on\n");
+
+ if (dssdev->platform_enable)
+ dssdev->platform_enable(dssdev);
+
+ r = omapdss_dsi_configure_pins(dssdev, &d2d->pin_config);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to configure DSI pins\n");
+ goto err_disp_enable;
+ }
+
+ omapdss_dsi_set_size(dssdev, dssdev->panel.timings.x_res,
+ dssdev->panel.timings.y_res);
+ omapdss_dsi_set_pixel_format(dssdev, dssdev->panel.dsi_pix_fmt);
+ omapdss_dsi_set_operation_mode(dssdev, dssdev->panel.dsi_mode);
+ omapdss_dsi_set_timings(dssdev, &dssdev->panel.timings);
+ omapdss_dsi_set_videomode_timings(dssdev,
+ &dssdev->panel.dsi_vm_timings);
+
+ r = omapdss_dsi_set_clocks(dssdev, 187200000, 10000000);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to set HS and LP clocks\n");
+ goto err_disp_enable;
+ }
+
+ r = omapdss_dsi_display_enable(dssdev);
+ if (r) {
+ dev_err(&dssdev->dev, "failed to enable DSI\n");
+ goto err_disp_enable;
+ }
+
+ /* reset tc358765 bridge */
+ tc358765_hw_reset(dssdev);
+
+ /*turn on HS clock to bring up bridge i2c slave */
+ omapdss_dsi_vc_enable_hs(dssdev, d2d->channel0, true);
+
+ /* configure D2L chip DSI-RX configuration registers */
+
+ r = tc358765_write_init_config(dssdev);
+ if (r)
+ goto err_write_init;
+
+ r = dsi_enable_video_output(dssdev, d2d->channel0);
+
+ dev_dbg(&dssdev->dev, "power_on done\n");
+
+ return r;
+
+err_write_init:
+ omapdss_dsi_display_disable(dssdev, false, false);
+err_disp_enable:
+ if (dssdev->platform_disable)
+ dssdev->platform_disable(dssdev);
+
+ return r;
+}
+
+static void tc358765_power_off(struct omap_dss_device *dssdev)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+
+ dsi_disable_video_output(dssdev, d2d->channel0);
+ dsi_disable_video_output(dssdev, d2d->channel1);
+
+ omapdss_dsi_display_disable(dssdev, false, false);
+
+ if (dssdev->platform_disable)
+ dssdev->platform_disable(dssdev);
+}
+
+static void tc358765_disable(struct omap_dss_device *dssdev)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+
+ dev_dbg(&dssdev->dev, "disable\n");
+
+ if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) {
+ mutex_lock(&d2d->lock);
+ dsi_bus_lock(dssdev);
+
+ tc358765_power_off(dssdev);
+
+ dsi_bus_unlock(dssdev);
+ mutex_unlock(&d2d->lock);
+ }
+ dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+}
+
+static int tc358765_enable(struct omap_dss_device *dssdev)
+{
+ struct tc358765_data *d2d = dev_get_drvdata(&dssdev->dev);
+ int r = 0;
+
+ dev_dbg(&dssdev->dev, "enable\n");
+
+ if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED)
+ return -EINVAL;
+
+ mutex_lock(&d2d->lock);
+ dsi_bus_lock(dssdev);
+
+ r = tc358765_power_on(dssdev);
+
+ dsi_bus_unlock(dssdev);
+
+ if (r) {
+ dev_dbg(&dssdev->dev, "enable failed\n");
+ dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+ } else {
+ dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+ }
+
+ mutex_unlock(&d2d->lock);
+
+ return r;
+}
+
+static struct omap_dss_driver tc358765_driver = {
+ .probe = tc358765_probe,
+ .remove = tc358765_remove,
+
+ .enable = tc358765_enable,
+ .disable = tc358765_disable,
+
+ .get_resolution = tc358765_get_resolution,
+ .get_recommended_bpp = omapdss_default_get_recommended_bpp,
+
+ .get_timings = tc358765_get_timings,
+ .set_timings = tc358765_set_timings,
+ .check_timings = tc358765_check_timings,
+
+ .driver = {
+ .name = "tc358765",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int tc358765_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ tc358765_i2c = devm_kzalloc(&client->dev, sizeof(*tc358765_i2c), GFP_KERNEL);
+ if (tc358765_i2c == NULL)
+ return -ENOMEM;
+
+ /* store i2c_client pointer on private data structure */
+ tc358765_i2c->client = client;
+
+ /* store private data structure pointer on i2c_client structure */
+ i2c_set_clientdata(client, tc358765_i2c);
+
+ /* init mutex */
+ mutex_init(&tc358765_i2c->xfer_lock);
+ dev_err(&client->dev, "D2L i2c initialized\n");
+
+ return 0;
+}
+
+/* driver remove function */
+static int __exit tc358765_i2c_remove(struct i2c_client *client)
+{
+ /* remove client data */
+ i2c_set_clientdata(client, NULL);
+
+ /* destroy mutex */
+ mutex_destroy(&tc358765_i2c->xfer_lock);
+
+ /* free private data memory */
+ devm_kfree(&client->dev, tc358765_i2c);
+
+ return 0;
+}
+
+static const struct i2c_device_id tc358765_i2c_idtable[] = {
+ {"tc358765_i2c_driver", 0},
+ {},
+};
+
+static struct i2c_driver tc358765_i2c_driver = {
+ .probe = tc358765_i2c_probe,
+ .remove = __exit_p(tc358765_i2c_remove),
+ .id_table = tc358765_i2c_idtable,
+ .driver = {
+ .name = "d2l",
+ .owner = THIS_MODULE,
+ },
+};
+
+
+static int __init tc358765_init(void)
+{
+ int r;
+ tc358765_i2c = NULL;
+ r = i2c_add_driver(&tc358765_i2c_driver);
+ if (r < 0) {
+ printk(KERN_WARNING "d2l i2c driver registration failed\n");
+ return r;
+ }
+
+ omap_dss_register_driver(&tc358765_driver);
+ return 0;
+}
+
+static void __exit tc358765_exit(void)
+{
+ omap_dss_unregister_driver(&tc358765_driver);
+ i2c_del_driver(&tc358765_i2c_driver);
+}
+
+module_init(tc358765_init);
+module_exit(tc358765_exit);
+
+MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@...com>");
+MODULE_DESCRIPTION("TC358765 DSI-2-LVDS Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap2/displays/panel-tc358765.h b/drivers/video/omap2/displays/panel-tc358765.h
new file mode 100644
index 0000000..ffc105d
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-tc358765.h
@@ -0,0 +1,170 @@
+/*
+ * Header for DSI-to-LVDS bridge driver
+ *
+ * Copyright (C) 2012 Texas Instruments Inc
+ * Author: Tomi Valkeinen <tomi.valkeinen@...com>
+ * Author: Sergii Kibrik <sergiikibrik@...com>
+ *
+ * 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.
+ *
+ * This program 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
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __PANEL_TC358765_H__
+#define __PANEL_TC358765_H__
+
+/* DSI D-PHY Layer Registers */
+#define D0W_DPHYCONTTX 0x0004 /* Data Lane 0 DPHY TX */
+#define CLW_DPHYCONTRX 0x0020 /* Clock Lane DPHY RX */
+#define D0W_DPHYCONTRX 0x0024 /* Data Land 0 DPHY Rx */
+#define D1W_DPHYCONTRX 0x0028 /* Data Lane 1 DPHY Rx */
+#define D2W_DPHYCONTRX 0x002c /* Data Lane 2 DPHY Rx */
+#define D3W_DPHYCONTRX 0x0030 /* Data Lane 3 DPHY Rx */
+#define COM_DPHYCONTRX 0x0038 /* DPHY Rx Common */
+#define CLW_CNTRL 0x0040 /* Clock Lane */
+#define D0W_CNTRL 0x0044 /* Data Lane 0 */
+#define D1W_CNTRL 0x0048 /* Data Lane 1 */
+#define D2W_CNTRL 0x004c /* Data Lane 2 */
+#define D3W_CNTRL 0x0050 /* Data Lane 3 */
+#define DFTMODE_CNTRL 0x0054 /* DFT Mode */
+
+/* DSI PPI Layer Registers */
+#define PPI_STARTPPI 0x0104 /* Start control bit */
+#define PPI_BUSYPPI 0x0108 /* Busy bit */
+#define PPI_LINEINITCNT 0x0110 /* Line In initialization */
+#define PPI_LPTXTIMECNT 0x0114 /* LPTX timing signal */
+#define PPI_LANEENABLE 0x0134 /* Lane Enable */
+#define PPI_TX_RX_TA 0x013c /* BTA timing param */
+#define PPI_CLS_ATMR 0x0140 /* Analog timer fcn */
+#define PPI_D0S_ATMR 0x0144 /* Analog timer fcn Lane 0 */
+#define PPI_D1S_ATMR 0x0148 /* Analog timer fcn Lane 1 */
+#define PPI_D2S_ATMR 0x014c /* Analog timer fcn Lane 2 */
+#define PPI_D3S_ATMR 0x0150 /* Analog timer fcn Lane 3 */
+#define PPI_D0S_CLRSIPOCOUNT 0x0164 /* Assertion timer Lane 0 */
+#define PPI_D1S_CLRSIPOCOUNT 0x0168 /* Assertion timer Lane 1 */
+#define PPI_D2S_CLRSIPOCOUNT 0x016c /* Assertion timer Lane 1 */
+#define PPI_D3S_CLRSIPOCOUNT 0x0170 /* Assertion timer Lane 1 */
+#define CLS_PRE 0x0180 /* PHY IO cntr */
+#define D0S_PRE 0x0184 /* PHY IO cntr */
+#define D1S_PRE 0x0188 /* PHY IO cntr */
+#define D2S_PRE 0x018c /* PHY IO cntr */
+#define D3S_PRE 0x0190 /* PHY IO cntr */
+#define CLS_PREP 0x01a0 /* PHY IO cntr */
+#define D0S_PREP 0x01a4 /* PHY IO cntr */
+#define D1S_PREP 0x01a8 /* PHY IO cntr */
+#define D2S_PREP 0x01ac /* PHY IO cntr */
+#define D3S_PREP 0x01b0 /* PHY IO cntr */
+#define CLS_ZERO 0x01c0 /* PHY IO cntr */
+#define D0S_ZERO 0x01c4 /* PHY IO cntr */
+#define D1S_ZERO 0x01c8 /* PHY IO cntr */
+#define D2S_ZERO 0x01cc /* PHY IO cntr */
+#define D3S_ZERO 0x01d0 /* PHY IO cntr */
+#define PPI_CLRFLG 0x01e0 /* PRE cntrs */
+#define PPI_CLRSIPO 0x01e4 /* Clear SIPO */
+#define PPI_HSTimeout 0x01f0 /* HS RX timeout */
+#define PPI_HSTimeoutEnable 0x01f4 /* Enable HS Rx Timeout */
+
+/* DSI Protocol Layer Registers */
+#define DSI_STARTDSI 0x0204 /* DSI TX start bit */
+#define DSI_BUSYDSI 0x0208 /* DSI busy bit */
+#define DSI_LANEENABLE 0x0210 /* Lane enable */
+#define DSI_LANESTATUS0 0x0214 /* HS Rx mode */
+#define DSI_LANESTATUS1 0x0218 /* ULPS or STOP state */
+#define DSI_INTSTATUS 0x0220 /* Interrupt status */
+#define DSI_INTMASK 0x0224 /* Interrupt mask */
+#define DSI_INTCLR 0x0228 /* Interrupt clear */
+#define DSI_LPTXTO 0x0230 /* LP Tx Cntr */
+
+/* DSI General Registers */
+#define DSIERRCNT 0x0300 /* DSI Error Count */
+
+/* DSI Application Layer Registers */
+#define APLCTRL 0x0400 /* Application Layer Cntrl */
+#define RDPKTLN 0x0404 /* Packet length */
+
+/* Video Path Registers */
+#define VPCTRL 0x0450 /* Video Path */
+#define HTIM1 0x0454 /* Horizontal Timing */
+#define HTIM2 0x0458 /* Horizontal Timing */
+#define VTIM1 0x045c /* Vertical Timing */
+#define VTIM2 0x0460 /* Vertical Timing */
+#define VFUEN 0x0464 /* Video Frame Timing */
+
+
+/* LVDS Registers - LVDS Mux Input */
+#define LVMX0003 0x0480 /* Bit 0 to 3*/
+#define LVMX0407 0x0484 /* Bit 4 to 7 */
+#define LVMX0811 0x0488 /* Bit 8 to 11 */
+#define LVMX1215 0x048c /* Bit 12 to 15 */
+#define LVMX1619 0x0490 /* Bit 16 to 19 */
+#define LVMX2023 0x0494 /* Bit 20 to 23 */
+#define LVMX2427 0x0498 /* Bit 24 to 27 */
+
+#define LVCFG 0x049c /* LVDS Config */
+#define LVPHY0 0x04a0 /* LVDS PHY Reg 0 */
+#define LVPHY1 0x04a1 /* LVDS PHY Reg 1 */
+
+/* LVDS PHY Register 0 (LVPHY0) entries */
+#define LV_RST_B 22 /* LV PHY reset */
+#define LV_RST_E 22
+#define LV_IS_B 14 /* Charge pump current control */
+#define LV_IS_E 15 /* pin for PLL portion */
+#define LV_ND_B 0 /* Frequency Range Select */
+#define LV_ND_E 4
+
+/* System Registers */
+#define SYSSTAT 0x0500 /* System Status */
+#define SYSRST 0x0504 /* System Reset */
+
+/* GPIO Registers */
+#define GPIOC 0x0520 /* GPIO Control */
+#define GPIOO 0x0520 /* GPIO Output */
+#define GPIOI 0x0520 /* GPIO Input */
+
+/* I2C Registers */
+#define I2CTIMCTRL 0x0540
+#define I2CMADDR 0x0544
+#define WDATAQ 0x0548
+#define RDATAQ 0x054C
+
+/* Chip Revision Registers */
+#define IDREG 0x0580 /* Chip and Revision ID */
+
+/* Debug Register */
+#define DEBUG00 0x05a0 /* Debug */
+#define DEBUG01 0x05a4 /* LVDS Data */
+
+/*DSI DCS commands */
+#define DCS_READ_NUM_ERRORS 0x05
+#define DCS_READ_POWER_MODE 0x0a
+#define DCS_READ_MADCTL 0x0b
+#define DCS_READ_PIXEL_FORMAT 0x0c
+#define DCS_RDDSDR 0x0f
+#define DCS_SLEEP_IN 0x10
+#define DCS_SLEEP_OUT 0x11
+#define DCS_DISPLAY_OFF 0x28
+#define DCS_DISPLAY_ON 0x29
+#define DCS_COLUMN_ADDR 0x2a
+#define DCS_PAGE_ADDR 0x2b
+#define DCS_MEMORY_WRITE 0x2c
+#define DCS_TEAR_OFF 0x34
+#define DCS_TEAR_ON 0x35
+#define DCS_MEM_ACC_CTRL 0x36
+#define DCS_PIXEL_FORMAT 0x3a
+#define DCS_BRIGHTNESS 0x51
+#define DCS_CTRL_DISPLAY 0x53
+#define DCS_WRITE_CABC 0x55
+#define DCS_READ_CABC 0x56
+#define DCS_GET_ID1 0xda
+#define DCS_GET_ID2 0xdb
+#define DCS_GET_ID3 0xdc
+
+#endif
diff --git a/include/video/omap-panel-tc358765.h b/include/video/omap-panel-tc358765.h
new file mode 100644
index 0000000..c58e081
--- /dev/null
+++ b/include/video/omap-panel-tc358765.h
@@ -0,0 +1,53 @@
+/*
+ * Header for DSI-to-LVDS bridge driver
+ *
+ * Copyright (C) 2012 Texas Instruments Inc
+ * Author: Sergii Kibrik <sergiikibrik@...com>
+ *
+ * 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.
+ *
+ * This program 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
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __VIDEO_TC358765_BOARD_DATA_H__
+#define __VIDEO_TC358765_BOARD_DATA_H__
+
+/**
+ * struct tc358765_board_data - represent DSI-to-LVDS bridge configuration
+ * @lp_time: Timing Generation Counter
+ * @clrsipo: CLRSIPO counter (one value for all lanes)
+ * @lv_is: charge pump control pin
+ * @lv_nd: Feed Back Divider Ratio
+ * @pclkdiv: PCLK Divide Option
+ * @pclksel: PCLK Selection: HSRCK/HbyteHSClkx2/ByteHsClk
+ * @vsdelay: VSYNC Delay
+ * @lvdlink: is single or dual link
+ * @vtgen: drive video timing signals by the on-chip Video Timing Gen module
+ * @msf: enable/disable Magic Square
+ * @evtmode: event/pulse mode of video timing information transmission
+ * @pin_config: DSI pin configuration
+*/
+struct tc358765_board_data {
+ u16 lp_time;
+ u8 clrsipo;
+ u8 lv_is;
+ u8 lv_nd;
+ u8 pclkdiv;
+ u8 pclksel;
+ u16 vsdelay;
+ bool lvdlink;
+ bool vtgen;
+ bool msf;
+ bool evtmode;
+ struct omap_dsi_pin_config pin_config;
+};
+
+#endif
--
1.7.9.5
--
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