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generic-poky/meta/packages/linux/linux-omap-2.6.29/dss2/0009-DSS2-Add-acx565akm-pan...

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From 66e16f86d3f4c5b34b37e965c65102b7192371de Mon Sep 17 00:00:00 2001
From: Imre Deak <imre.deak@nokia.com>
Date: Thu, 2 Apr 2009 11:47:13 +0300
Subject: [PATCH] DSS2: Add acx565akm panel
Signed-off-by: Imre Deak <imre.deak@nokia.com>
---
drivers/video/omap2/displays/Kconfig | 8 +
drivers/video/omap2/displays/Makefile | 2 +
drivers/video/omap2/displays/panel-acx565akm.c | 712 ++++++++++++++++++++++++
drivers/video/omap2/displays/panel-acx565akm.h | 9 +
4 files changed, 731 insertions(+), 0 deletions(-)
create mode 100644 drivers/video/omap2/displays/panel-acx565akm.c
create mode 100644 drivers/video/omap2/displays/panel-acx565akm.h
diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
index 356ceb1..3feecee 100644
--- a/drivers/video/omap2/displays/Kconfig
+++ b/drivers/video/omap2/displays/Kconfig
@@ -28,4 +28,12 @@ config CTRL_BLIZZARD
tristate "Blizzard Controller"
help
Blizzard Controller (hack)
+
+config PANEL_ACX565AKM
+ tristate "ACX565AKM LCD Panel"
+ depends on OMAP2_DSS_SDI
+ select BACKLIGHT_CLASS_DEVICE
+ help
+ LCD Panel used in RX51
+
endmenu
diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile
index 1b74b7e..9bafcb6 100644
--- a/drivers/video/omap2/displays/Makefile
+++ b/drivers/video/omap2/displays/Makefile
@@ -4,3 +4,5 @@ obj-$(CONFIG_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
obj-$(CONFIG_CTRL_BLIZZARD) += ctrl-blizzard.o
obj-$(CONFIG_PANEL_N800) += panel-n800.o
+
+obj-$(CONFIG_PANEL_ACX565AKM) += panel-acx565akm.o
diff --git a/drivers/video/omap2/displays/panel-acx565akm.c b/drivers/video/omap2/displays/panel-acx565akm.c
new file mode 100644
index 0000000..2679d6c
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-acx565akm.c
@@ -0,0 +1,712 @@
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/spi/spi.h>
+#include <linux/jiffies.h>
+#include <linux/sched.h>
+#include <linux/backlight.h>
+#include <linux/fb.h>
+
+#include <mach/display.h>
+#include <mach/dma.h>
+
+#include "panel-acx565akm.h"
+
+#define MIPID_CMD_READ_DISP_ID 0x04
+#define MIPID_CMD_READ_RED 0x06
+#define MIPID_CMD_READ_GREEN 0x07
+#define MIPID_CMD_READ_BLUE 0x08
+#define MIPID_CMD_READ_DISP_STATUS 0x09
+#define MIPID_CMD_RDDSDR 0x0F
+#define MIPID_CMD_SLEEP_IN 0x10
+#define MIPID_CMD_SLEEP_OUT 0x11
+#define MIPID_CMD_DISP_OFF 0x28
+#define MIPID_CMD_DISP_ON 0x29
+#define MIPID_CMD_WRITE_DISP_BRIGHTNESS 0x51
+#define MIPID_CMD_READ_DISP_BRIGHTNESS 0x52
+#define MIPID_CMD_WRITE_CTRL_DISP 0x53
+
+#define CTRL_DISP_BRIGHTNESS_CTRL_ON (1 << 5)
+#define CTRL_DISP_AMBIENT_LIGHT_CTRL_ON (1 << 4)
+#define CTRL_DISP_BACKLIGHT_ON (1 << 2)
+#define CTRL_DISP_AUTO_BRIGHTNESS_ON (1 << 1)
+
+#define MIPID_CMD_READ_CTRL_DISP 0x54
+#define MIPID_CMD_WRITE_CABC 0x55
+#define MIPID_CMD_READ_CABC 0x56
+
+#define MIPID_VER_LPH8923 3
+#define MIPID_VER_LS041Y3 4
+#define MIPID_VER_L4F00311 8
+#define MIPID_VER_ACX565AKM 9
+
+struct acx565akm_device {
+ struct backlight_device *bl_dev;
+ int enabled;
+ int model;
+ int revision;
+ u8 display_id[3];
+ int has_bc:1;
+ int has_cabc:1;
+ unsigned int saved_bklight_level;
+ unsigned long hw_guard_end; /* next value of jiffies
+ when we can issue the
+ next sleep in/out command */
+ unsigned long hw_guard_wait; /* max guard time in jiffies */
+
+ struct spi_device *spi;
+ struct mutex mutex;
+ struct omap_panel panel;
+ struct omap_display *display;
+};
+
+static int acx565akm_bl_update_status(struct backlight_device *dev);
+
+static void acx565akm_transfer(struct acx565akm_device *md, int cmd,
+ const u8 *wbuf, int wlen, u8 *rbuf, int rlen)
+{
+ struct spi_message m;
+ struct spi_transfer *x, xfer[5];
+ int r;
+
+ BUG_ON(md->spi == NULL);
+
+ spi_message_init(&m);
+
+ memset(xfer, 0, sizeof(xfer));
+ x = &xfer[0];
+
+ cmd &= 0xff;
+ x->tx_buf = &cmd;
+ x->bits_per_word = 9;
+ x->len = 2;
+
+ if (rlen > 1 && wlen == 0) {
+ /*
+ * Between the command and the response data there is a
+ * dummy clock cycle. Add an extra bit after the command
+ * word to account for this.
+ */
+ x->bits_per_word = 10;
+ cmd <<= 1;
+ }
+ spi_message_add_tail(x, &m);
+
+ if (wlen) {
+ x++;
+ x->tx_buf = wbuf;
+ x->len = wlen;
+ x->bits_per_word = 9;
+ spi_message_add_tail(x, &m);
+ }
+
+ if (rlen) {
+ x++;
+ x->rx_buf = rbuf;
+ x->len = rlen;
+ spi_message_add_tail(x, &m);
+ }
+
+ r = spi_sync(md->spi, &m);
+ if (r < 0)
+ dev_dbg(&md->spi->dev, "spi_sync %d\n", r);
+}
+
+static inline void acx565akm_cmd(struct acx565akm_device *md, int cmd)
+{
+ acx565akm_transfer(md, cmd, NULL, 0, NULL, 0);
+}
+
+static inline void acx565akm_write(struct acx565akm_device *md,
+ int reg, const u8 *buf, int len)
+{
+ acx565akm_transfer(md, reg, buf, len, NULL, 0);
+}
+
+static inline void acx565akm_read(struct acx565akm_device *md,
+ int reg, u8 *buf, int len)
+{
+ acx565akm_transfer(md, reg, NULL, 0, buf, len);
+}
+
+static void hw_guard_start(struct acx565akm_device *md, int guard_msec)
+{
+ md->hw_guard_wait = msecs_to_jiffies(guard_msec);
+ md->hw_guard_end = jiffies + md->hw_guard_wait;
+}
+
+static void hw_guard_wait(struct acx565akm_device *md)
+{
+ unsigned long wait = md->hw_guard_end - jiffies;
+
+ if ((long)wait > 0 && wait <= md->hw_guard_wait) {
+ set_current_state(TASK_UNINTERRUPTIBLE);
+ schedule_timeout(wait);
+ }
+}
+
+static void set_sleep_mode(struct acx565akm_device *md, int on)
+{
+ int cmd, sleep_time = 50;
+
+ if (on)
+ cmd = MIPID_CMD_SLEEP_IN;
+ else
+ cmd = MIPID_CMD_SLEEP_OUT;
+ hw_guard_wait(md);
+ acx565akm_cmd(md, cmd);
+ hw_guard_start(md, 120);
+ /*
+ * When we enable the panel, it seems we _have_ to sleep
+ * 120 ms before sending the init string. When disabling the
+ * panel we'll sleep for the duration of 2 frames, so that the
+ * controller can still provide the PCLK,HS,VS signals. */
+ if (!on)
+ sleep_time = 120;
+ msleep(sleep_time);
+}
+
+static void set_display_state(struct acx565akm_device *md, int enabled)
+{
+ int cmd = enabled ? MIPID_CMD_DISP_ON : MIPID_CMD_DISP_OFF;
+
+ acx565akm_cmd(md, cmd);
+}
+
+static int panel_enabled(struct acx565akm_device *md)
+{
+ u32 disp_status;
+ int enabled;
+
+ acx565akm_read(md, MIPID_CMD_READ_DISP_STATUS, (u8 *)&disp_status, 4);
+ disp_status = __be32_to_cpu(disp_status);
+ enabled = (disp_status & (1 << 17)) && (disp_status & (1 << 10));
+ dev_dbg(&md->spi->dev,
+ "LCD panel %senabled by bootloader (status 0x%04x)\n",
+ enabled ? "" : "not ", disp_status);
+ return enabled;
+}
+
+static void enable_backlight_ctrl(struct acx565akm_device *md, int enable)
+{
+ u16 ctrl;
+
+ acx565akm_read(md, MIPID_CMD_READ_CTRL_DISP, (u8 *)&ctrl, 1);
+ if (enable) {
+ ctrl |= CTRL_DISP_BRIGHTNESS_CTRL_ON |
+ CTRL_DISP_BACKLIGHT_ON;
+ } else {
+ ctrl &= ~(CTRL_DISP_BRIGHTNESS_CTRL_ON |
+ CTRL_DISP_BACKLIGHT_ON);
+ }
+
+ ctrl |= 1 << 8;
+ acx565akm_write(md, MIPID_CMD_WRITE_CTRL_DISP, (u8 *)&ctrl, 2);
+}
+
+static void set_cabc_mode(struct acx565akm_device *md, int mode)
+{
+ u16 cabc_ctrl;
+
+ cabc_ctrl = 0;
+ acx565akm_read(md, MIPID_CMD_READ_CABC, (u8 *)&cabc_ctrl, 1);
+ cabc_ctrl &= ~3;
+ cabc_ctrl |= (1 << 8) | (mode & 3);
+ acx565akm_write(md, MIPID_CMD_WRITE_CABC, (u8 *)&cabc_ctrl, 2);
+}
+
+static int get_cabc_mode(struct acx565akm_device *md)
+{
+ u8 cabc_ctrl;
+
+ acx565akm_read(md, MIPID_CMD_READ_CABC, &cabc_ctrl, 1);
+ return cabc_ctrl & 3;
+}
+
+static int panel_detect(struct acx565akm_device *md)
+{
+ acx565akm_read(md, MIPID_CMD_READ_DISP_ID, md->display_id, 3);
+ dev_dbg(&md->spi->dev, "MIPI display ID: %02x%02x%02x\n",
+ md->display_id[0], md->display_id[1], md->display_id[2]);
+
+ switch (md->display_id[0]) {
+ case 0x10:
+ md->model = MIPID_VER_ACX565AKM;
+ md->panel.name = "acx565akm";
+ md->has_bc = 1;
+ md->has_cabc = 1;
+ break;
+ case 0x29:
+ md->model = MIPID_VER_L4F00311;
+ md->panel.name = "l4f00311";
+ break;
+ case 0x45:
+ md->model = MIPID_VER_LPH8923;
+ md->panel.name = "lph8923";
+ break;
+ case 0x83:
+ md->model = MIPID_VER_LS041Y3;
+ md->panel.name = "ls041y3";
+ break;
+ default:
+ md->panel.name = "unknown";
+ dev_err(&md->spi->dev, "invalid display ID\n");
+ return -ENODEV;
+ }
+
+ md->revision = md->display_id[1];
+
+ pr_info("omapfb: %s rev %02x LCD detected\n",
+ md->panel.name, md->revision);
+
+ return 0;
+}
+
+static int acx565akm_panel_enable(struct omap_display *display)
+{
+ struct acx565akm_device *md =
+ (struct acx565akm_device *)display->panel->priv;
+
+ dev_dbg(&md->spi->dev, "%s\n", __func__);
+
+ mutex_lock(&md->mutex);
+
+ if (display->hw_config.panel_enable)
+ display->hw_config.panel_enable(display);
+
+ md->enabled = panel_enabled(md);
+
+ if (md->enabled) {
+ dev_dbg(&md->spi->dev, "panel already enabled\n");
+ mutex_unlock(&md->mutex);
+ return 0;
+ }
+
+ set_sleep_mode(md, 0);
+ md->enabled = 1;
+ set_display_state(md, 1);
+
+ mutex_unlock(&md->mutex);
+
+ return acx565akm_bl_update_status(md->bl_dev);
+}
+
+static void acx565akm_panel_disable(struct omap_display *display)
+{
+ struct acx565akm_device *md =
+ (struct acx565akm_device *)display->panel->priv;
+
+ dev_dbg(&md->spi->dev, "%s\n", __func__);
+
+ mutex_lock(&md->mutex);
+
+ if (!md->enabled) {
+ mutex_unlock(&md->mutex);
+ return;
+ }
+ set_display_state(md, 0);
+ set_sleep_mode(md, 1);
+ md->enabled = 0;
+
+ if (display->hw_config.panel_disable)
+ display->hw_config.panel_disable(display);
+
+ mutex_unlock(&md->mutex);
+}
+
+#if 0
+static void acx565akm_set_mode(struct omap_display *display,
+ int x_res, int y_res, int bpp)
+{
+ struct acx565akm_device *md =
+ (struct acx565akm_device *)display->panel->priv;
+ u16 par;
+
+ switch (bpp) {
+ case 16:
+ par = 0x150;
+ break;
+ case 18:
+ par = 0x160;
+ break;
+ case 24:
+ par = 0x170;
+ break;
+ }
+
+ acx565akm_write(md, 0x3a, (u8 *)&par, 2);
+}
+#endif
+
+static int acx565akm_panel_suspend(struct omap_display *display)
+{
+ acx565akm_panel_disable(display);
+ return 0;
+}
+
+static int acx565akm_panel_resume(struct omap_display *display)
+{
+ return acx565akm_panel_enable(display);
+}
+
+static void acx565akm_set_brightness(struct acx565akm_device *md, int level)
+{
+ int bv;
+
+ bv = level | (1 << 8);
+ acx565akm_write(md, MIPID_CMD_WRITE_DISP_BRIGHTNESS, (u8 *)&bv, 2);
+
+ if (level)
+ enable_backlight_ctrl(md, 1);
+ else
+ enable_backlight_ctrl(md, 0);
+}
+
+static int acx565akm_get_actual_brightness(struct acx565akm_device *md)
+{
+ u8 bv;
+
+ acx565akm_read(md, MIPID_CMD_READ_DISP_BRIGHTNESS, &bv, 1);
+
+ return bv;
+}
+
+static int acx565akm_bl_update_status(struct backlight_device *dev)
+{
+ struct acx565akm_device *md = dev_get_drvdata(&dev->dev);
+ struct omap_display *display = md->display;
+ int r;
+ int level;
+
+ dev_dbg(&md->spi->dev, "%s\n", __func__);
+
+ if (display->hw_config.set_backlight == NULL)
+ return -ENODEV;
+
+ mutex_lock(&md->mutex);
+
+ if (dev->props.fb_blank == FB_BLANK_UNBLANK &&
+ dev->props.power == FB_BLANK_UNBLANK)
+ level = dev->props.brightness;
+ else
+ level = 0;
+
+ r = 0;
+ if (md->has_bc)
+ acx565akm_set_brightness(md, level);
+ else
+ if (display->hw_config.set_backlight != NULL)
+ r = display->hw_config.set_backlight(display, level);
+ else
+ r = -ENODEV;
+
+ mutex_unlock(&md->mutex);
+
+ return r;
+}
+
+static int acx565akm_bl_get_intensity(struct backlight_device *dev)
+{
+ struct acx565akm_device *md = dev_get_drvdata(&dev->dev);
+ struct omap_display *display = md->display;
+
+ dev_dbg(&dev->dev, "%s\n", __func__);
+
+ if (md->has_bc && display->hw_config.set_backlight == NULL)
+ return -ENODEV;
+
+ if (dev->props.fb_blank == FB_BLANK_UNBLANK &&
+ dev->props.power == FB_BLANK_UNBLANK) {
+ if (md->has_bc)
+ return acx565akm_get_actual_brightness(md);
+ else
+ return dev->props.brightness;
+ }
+
+ return 0;
+}
+
+static struct backlight_ops acx565akm_bl_ops = {
+ .get_brightness = acx565akm_bl_get_intensity,
+ .update_status = acx565akm_bl_update_status,
+};
+
+static const char *cabc_modes[] = {
+ "off", /* used also always when CABC is not supported */
+ "ui",
+ "still-image",
+ "moving-image",
+};
+
+static ssize_t show_cabc_mode(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct acx565akm_device *md = dev_get_drvdata(dev);
+ const char *mode_str;
+ int mode;
+ int len;
+
+ if (!md->has_cabc)
+ mode = 0;
+ else
+ mode = get_cabc_mode(md);
+ mode_str = "unknown";
+ if (mode >= 0 && mode < ARRAY_SIZE(cabc_modes))
+ mode_str = cabc_modes[mode];
+ len = snprintf(buf, PAGE_SIZE, "%s\n", mode_str);
+
+ return len < PAGE_SIZE - 1 ? len : PAGE_SIZE - 1;
+}
+
+static ssize_t store_cabc_mode(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct acx565akm_device *md = dev_get_drvdata(dev);
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cabc_modes); i++) {
+ const char *mode_str = cabc_modes[i];
+ int cmp_len = strlen(mode_str);
+
+ if (count > 0 && buf[count - 1] == '\n')
+ count--;
+ if (count != cmp_len)
+ continue;
+
+ if (strncmp(buf, mode_str, cmp_len) == 0)
+ break;
+ }
+
+ if (i == ARRAY_SIZE(cabc_modes))
+ return -EINVAL;
+
+ if (!md->has_cabc && i != 0)
+ return -EINVAL;
+
+ mutex_lock(&md->mutex);
+ set_cabc_mode(md, i);
+ mutex_unlock(&md->mutex);
+
+ return count;
+}
+
+static ssize_t show_cabc_available_modes(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct acx565akm_device *md = dev_get_drvdata(dev);
+ int len;
+ int i;
+
+ if (!md->has_cabc)
+ return snprintf(buf, PAGE_SIZE, "%s\n", cabc_modes[0]);
+
+ for (i = 0, len = 0;
+ len < PAGE_SIZE && i < ARRAY_SIZE(cabc_modes); i++)
+ len += snprintf(&buf[len], PAGE_SIZE - len, "%s%s%s",
+ i ? " " : "", cabc_modes[i],
+ i == ARRAY_SIZE(cabc_modes) - 1 ? "\n" : "");
+
+ return len < PAGE_SIZE ? len : PAGE_SIZE - 1;
+}
+
+static DEVICE_ATTR(cabc_mode, S_IRUGO | S_IWUSR,
+ show_cabc_mode, store_cabc_mode);
+static DEVICE_ATTR(cabc_available_modes, S_IRUGO,
+ show_cabc_available_modes, NULL);
+
+static struct attribute *bldev_attrs[] = {
+ &dev_attr_cabc_mode.attr,
+ &dev_attr_cabc_available_modes.attr,
+ NULL,
+};
+
+static struct attribute_group bldev_attr_group = {
+ .attrs = bldev_attrs,
+};
+
+static int acx565akm_panel_init(struct omap_display *display)
+{
+ struct omap_panel *panel = display->panel;
+ struct acx565akm_panel_data *panel_data = display->hw_config.panel_data;
+ struct acx565akm_device *md = (struct acx565akm_device *)panel->priv;
+
+ struct backlight_device *bldev;
+ int brightness;
+ int max_brightness;
+ int r;
+
+ dev_dbg(&md->spi->dev, "%s\n", __func__);
+
+ if (!panel_data) {
+ dev_err(&md->spi->dev, "no panel data\n");
+ return -ENODEV;
+ }
+
+ mutex_init(&md->mutex);
+ md->display = display;
+
+ if (display->hw_config.panel_enable)
+ display->hw_config.panel_enable(display);
+
+ md->enabled = panel_enabled(md);
+
+ r = panel_detect(md);
+ if (r) {
+ if (!md->enabled && display->hw_config.panel_disable)
+ display->hw_config.panel_disable(display);
+ mutex_unlock(&md->mutex);
+ return r;
+ }
+
+ if (!panel_data->bc_connected) {
+ md->has_bc = 0;
+ md->has_cabc = 0;
+ }
+
+#if 0
+ acx565akm_set_mode(display, panel->timings.x_res, panel->timings.y_res,
+ panel->bpp);
+#endif
+
+ if (!md->enabled)
+ display->hw_config.panel_disable(display);
+
+ bldev = backlight_device_register("acx565akm", &md->spi->dev,
+ md, &acx565akm_bl_ops);
+ md->bl_dev = bldev;
+
+ if (md->has_cabc) {
+ r = sysfs_create_group(&bldev->dev.kobj, &bldev_attr_group);
+ if (r) {
+ dev_err(&bldev->dev, "failed to create sysfs files\n");
+ backlight_device_unregister(bldev);
+ return r;
+ }
+ }
+
+ bldev->props.fb_blank = FB_BLANK_UNBLANK;
+ bldev->props.power = FB_BLANK_UNBLANK;
+
+ if (md->has_bc)
+ max_brightness = 255;
+ else
+ max_brightness = display->hw_config.max_backlight_level;
+
+ if (md->has_bc)
+ brightness = acx565akm_get_actual_brightness(md);
+ else {
+ if (display->hw_config.get_backlight != NULL)
+ brightness = display->hw_config.get_backlight(display);
+ else
+ brightness = 0;
+ }
+
+ bldev->props.max_brightness = max_brightness;
+ bldev->props.brightness = brightness;
+ acx565akm_bl_update_status(bldev);
+
+ return 0;
+}
+
+static struct omap_panel acx565akm_panel = {
+ .name = "panel-acx565akm",
+ .init = acx565akm_panel_init,
+ .suspend = acx565akm_panel_suspend,
+ .resume = acx565akm_panel_resume,
+ .enable = acx565akm_panel_enable,
+ .disable = acx565akm_panel_disable,
+
+ .timings = {
+ .x_res = 800,
+ .y_res = 480,
+
+ .pixel_clock = 24000,
+
+ .hsw = 4,
+ .hfp = 16,
+ .hbp = 12,
+
+ .vsw = 3,
+ .vfp = 3,
+ .vbp = 3,
+ },
+
+ .config = OMAP_DSS_LCD_TFT,
+
+ .recommended_bpp = 16,
+
+ /*
+ * supported modes: 12bpp(444), 16bpp(565), 18bpp(666), 24bpp(888)
+ * resolutions.
+ */
+};
+
+static int acx565akm_spi_probe(struct spi_device *spi)
+{
+ struct acx565akm_device *md;
+
+ dev_dbg(&md->spi->dev, "%s\n", __func__);
+
+ md = kzalloc(sizeof(*md), GFP_KERNEL);
+ if (md == NULL) {
+ dev_err(&spi->dev, "out of memory\n");
+ return -ENOMEM;
+ }
+
+ spi->mode = SPI_MODE_3;
+ md->spi = spi;
+ dev_set_drvdata(&spi->dev, md);
+ md->panel = acx565akm_panel;
+ acx565akm_panel.priv = md;
+
+ omap_dss_register_panel(&acx565akm_panel);
+
+ return 0;
+}
+
+static int acx565akm_spi_remove(struct spi_device *spi)
+{
+ struct acx565akm_device *md = dev_get_drvdata(&spi->dev);
+
+ dev_dbg(&md->spi->dev, "%s\n", __func__);
+
+ sysfs_remove_group(&md->bl_dev->dev.kobj, &bldev_attr_group);
+ backlight_device_unregister(md->bl_dev);
+ omap_dss_unregister_panel(&acx565akm_panel);
+
+ kfree(md);
+
+ return 0;
+}
+
+static struct spi_driver acx565akm_spi_driver = {
+ .driver = {
+ .name = "acx565akm",
+ .bus = &spi_bus_type,
+ .owner = THIS_MODULE,
+ },
+ .probe = acx565akm_spi_probe,
+ .remove = __devexit_p(acx565akm_spi_remove),
+};
+
+static int __init acx565akm_init(void)
+{
+ return spi_register_driver(&acx565akm_spi_driver);
+}
+
+static void __exit acx565akm_exit(void)
+{
+ spi_unregister_driver(&acx565akm_spi_driver);
+}
+
+module_init(acx565akm_init);
+module_exit(acx565akm_exit);
+
+MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@nokia.com>");
+MODULE_DESCRIPTION("acx565akm LCD Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap2/displays/panel-acx565akm.h b/drivers/video/omap2/displays/panel-acx565akm.h
new file mode 100644
index 0000000..6d3727b
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-acx565akm.h
@@ -0,0 +1,9 @@
+#ifndef __DRIVERS_VIDEO_OMAP2_DISPLAYS_PANEL_ACX565AKM_H
+#define __DRIVERS_VIDEO_OMAP2_DISPLAYS_PANEL_ACX565AKM_H
+
+struct acx565akm_panel_data {
+ unsigned bc_connected:1;
+};
+
+#endif
+
--
1.5.6.5
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