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-rw-r--r--drivers/video/Kconfig10
-rw-r--r--drivers/video/Makefile1
-rw-r--r--drivers/video/backlight/locomolcd.c4
-rw-r--r--drivers/video/bw2.c4
-rw-r--r--drivers/video/carminefb.c2
-rw-r--r--drivers/video/cg14.c4
-rw-r--r--drivers/video/cg3.c4
-rw-r--r--drivers/video/cg6.c4
-rw-r--r--drivers/video/console/fbcon.c26
-rw-r--r--drivers/video/console/fbcon.h1
-rw-r--r--drivers/video/controlfb.c2
-rw-r--r--drivers/video/ffb.c4
-rw-r--r--drivers/video/fsl-diu-fb.c137
-rw-r--r--drivers/video/fsl-diu-fb.h223
-rw-r--r--drivers/video/jz4740_fb.c847
-rw-r--r--drivers/video/leo.c4
-rw-r--r--drivers/video/offb.c3
-rw-r--r--drivers/video/omap2/displays/panel-acx565akm.c4
-rw-r--r--drivers/video/p9100.c4
-rw-r--r--drivers/video/sunxvr1000.c4
-rw-r--r--drivers/video/tcx.c4
-rw-r--r--drivers/video/tdfxfb.c4
-rw-r--r--drivers/video/tgafb.c2
-rw-r--r--drivers/video/xen-fbfront.c2
-rw-r--r--drivers/video/xilinxfb.c2
25 files changed, 1032 insertions, 274 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 3d94a147172..7b11ea68c80 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1871,6 +1871,7 @@ config FB_MBX_DEBUG
config FB_FSL_DIU
tristate "Freescale DIU framebuffer support"
depends on FB && FSL_SOC
+ select FB_MODE_HELPERS
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
@@ -2229,6 +2230,15 @@ config FB_BROADSHEET
and could also have been called by other names when coupled with
a bridge adapter.
+config FB_JZ4740
+ tristate "JZ4740 LCD framebuffer support"
+ depends on FB && MACH_JZ4740
+ select FB_SYS_FILLRECT
+ select FB_SYS_COPYAREA
+ select FB_SYS_IMAGEBLIT
+ help
+ Framebuffer support for the JZ4740 SoC.
+
source "drivers/video/omap/Kconfig"
source "drivers/video/omap2/Kconfig"
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index ddc2af2ba45..f56a9cae215 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -131,6 +131,7 @@ obj-$(CONFIG_FB_CARMINE) += carminefb.o
obj-$(CONFIG_FB_MB862XX) += mb862xx/
obj-$(CONFIG_FB_MSM) += msm/
obj-$(CONFIG_FB_NUC900) += nuc900fb.o
+obj-$(CONFIG_FB_JZ4740) += jz4740_fb.o
# Platform or fallback drivers go here
obj-$(CONFIG_FB_UVESA) += uvesafb.o
diff --git a/drivers/video/backlight/locomolcd.c b/drivers/video/backlight/locomolcd.c
index 7571bc26071..d2f59015d51 100644
--- a/drivers/video/backlight/locomolcd.c
+++ b/drivers/video/backlight/locomolcd.c
@@ -2,7 +2,7 @@
* Backlight control code for Sharp Zaurus SL-5500
*
* Copyright 2005 John Lenz <lenz@cs.wisc.edu>
- * Maintainer: Pavel Machek <pavel@suse.cz> (unless John wants to :-)
+ * Maintainer: Pavel Machek <pavel@ucw.cz> (unless John wants to :-)
* GPL v2
*
* This driver assumes single CPU. That's okay, because collie is
@@ -246,6 +246,6 @@ static void __exit locomolcd_exit(void)
module_init(locomolcd_init);
module_exit(locomolcd_exit);
-MODULE_AUTHOR("John Lenz <lenz@cs.wisc.edu>, Pavel Machek <pavel@suse.cz>");
+MODULE_AUTHOR("John Lenz <lenz@cs.wisc.edu>, Pavel Machek <pavel@ucw.cz>");
MODULE_DESCRIPTION("Collie LCD driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/video/bw2.c b/drivers/video/bw2.c
index 09f1b9b462f..c7796637baf 100644
--- a/drivers/video/bw2.c
+++ b/drivers/video/bw2.c
@@ -390,12 +390,12 @@ static int __init bw2_init(void)
if (fb_get_options("bw2fb", NULL))
return -ENODEV;
- return of_register_driver(&bw2_driver, &of_bus_type);
+ return of_register_platform_driver(&bw2_driver);
}
static void __exit bw2_exit(void)
{
- of_unregister_driver(&bw2_driver);
+ of_unregister_platform_driver(&bw2_driver);
}
module_init(bw2_init);
diff --git a/drivers/video/carminefb.c b/drivers/video/carminefb.c
index d8345fcc4fe..6b19136aa18 100644
--- a/drivers/video/carminefb.c
+++ b/drivers/video/carminefb.c
@@ -432,7 +432,7 @@ static int init_hardware(struct carmine_hw *hw)
u32 loops;
u32 ret;
- /* Initalize Carmine */
+ /* Initialize Carmine */
/* Sets internal clock */
c_set_hw_reg(hw, CARMINE_CTL_REG + CARMINE_CTL_REG_CLOCK_ENABLE,
CARMINE_DFLT_IP_CLOCK_ENABLE);
diff --git a/drivers/video/cg14.c b/drivers/video/cg14.c
index e5dc2241194..d09fde8beb6 100644
--- a/drivers/video/cg14.c
+++ b/drivers/video/cg14.c
@@ -610,12 +610,12 @@ static int __init cg14_init(void)
if (fb_get_options("cg14fb", NULL))
return -ENODEV;
- return of_register_driver(&cg14_driver, &of_bus_type);
+ return of_register_platform_driver(&cg14_driver);
}
static void __exit cg14_exit(void)
{
- of_unregister_driver(&cg14_driver);
+ of_unregister_platform_driver(&cg14_driver);
}
module_init(cg14_init);
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index 558d73a948a..64aa29809fb 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -477,12 +477,12 @@ static int __init cg3_init(void)
if (fb_get_options("cg3fb", NULL))
return -ENODEV;
- return of_register_driver(&cg3_driver, &of_bus_type);
+ return of_register_platform_driver(&cg3_driver);
}
static void __exit cg3_exit(void)
{
- of_unregister_driver(&cg3_driver);
+ of_unregister_platform_driver(&cg3_driver);
}
module_init(cg3_init);
diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c
index 480d761a27a..2389a719dcc 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -870,12 +870,12 @@ static int __init cg6_init(void)
if (fb_get_options("cg6fb", NULL))
return -ENODEV;
- return of_register_driver(&cg6_driver, &of_bus_type);
+ return of_register_platform_driver(&cg6_driver);
}
static void __exit cg6_exit(void)
{
- of_unregister_driver(&cg6_driver);
+ of_unregister_platform_driver(&cg6_driver);
}
module_init(cg6_init);
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index b0a3fa00706..3b3f5749af9 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -2342,6 +2342,30 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch)
return 0;
}
+static int fbcon_debug_enter(struct vc_data *vc)
+{
+ struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
+
+ ops->save_graphics = ops->graphics;
+ ops->graphics = 0;
+ if (info->fbops->fb_debug_enter)
+ info->fbops->fb_debug_enter(info);
+ fbcon_set_palette(vc, color_table);
+ return 0;
+}
+
+static int fbcon_debug_leave(struct vc_data *vc)
+{
+ struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
+
+ ops->graphics = ops->save_graphics;
+ if (info->fbops->fb_debug_leave)
+ info->fbops->fb_debug_leave(info);
+ return 0;
+}
+
static int fbcon_get_font(struct vc_data *vc, struct console_font *font)
{
u8 *fontdata = vc->vc_font.data;
@@ -3276,6 +3300,8 @@ static const struct consw fb_con = {
.con_screen_pos = fbcon_screen_pos,
.con_getxy = fbcon_getxy,
.con_resize = fbcon_resize,
+ .con_debug_enter = fbcon_debug_enter,
+ .con_debug_leave = fbcon_debug_leave,
};
static struct notifier_block fbcon_event_notifier = {
diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h
index 89a346880ec..6bd2e0c7f20 100644
--- a/drivers/video/console/fbcon.h
+++ b/drivers/video/console/fbcon.h
@@ -74,6 +74,7 @@ struct fbcon_ops {
int cursor_reset;
int blank_state;
int graphics;
+ int save_graphics; /* for debug enter/leave */
int flags;
int rotate;
int cur_rotate;
diff --git a/drivers/video/controlfb.c b/drivers/video/controlfb.c
index 49fcbe8f18a..c225dcce89e 100644
--- a/drivers/video/controlfb.c
+++ b/drivers/video/controlfb.c
@@ -40,6 +40,8 @@
#include <linux/vmalloc.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/pci.h>
diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c
index 95c0227f47f..f6ecfab296d 100644
--- a/drivers/video/ffb.c
+++ b/drivers/video/ffb.c
@@ -1067,12 +1067,12 @@ static int __init ffb_init(void)
if (fb_get_options("ffb", NULL))
return -ENODEV;
- return of_register_driver(&ffb_driver, &of_bus_type);
+ return of_register_platform_driver(&ffb_driver);
}
static void __exit ffb_exit(void)
{
- of_unregister_driver(&ffb_driver);
+ of_unregister_platform_driver(&ffb_driver);
}
module_init(ffb_init);
diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c
index 27455ce298b..e38ad222454 100644
--- a/drivers/video/fsl-diu-fb.c
+++ b/drivers/video/fsl-diu-fb.c
@@ -34,7 +34,8 @@
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
-#include "fsl-diu-fb.h"
+#include <linux/fsl-diu-fb.h>
+#include "edid.h"
/*
* These parameters give default parameters
@@ -217,6 +218,7 @@ struct mfb_info {
int x_aoi_d; /* aoi display x offset to physical screen */
int y_aoi_d; /* aoi display y offset to physical screen */
struct fsl_diu_data *parent;
+ u8 *edid_data;
};
@@ -317,6 +319,17 @@ static void fsl_diu_free(void *virt, size_t size)
free_pages_exact(virt, size);
}
+/*
+ * Workaround for failed writing desc register of planes.
+ * Needed with MPC5121 DIU rev 2.0 silicon.
+ */
+void wr_reg_wa(u32 *reg, u32 val)
+{
+ do {
+ out_be32(reg, val);
+ } while (in_be32(reg) != val);
+}
+
static int fsl_diu_enable_panel(struct fb_info *info)
{
struct mfb_info *pmfbi, *cmfbi, *mfbi = info->par;
@@ -330,7 +343,7 @@ static int fsl_diu_enable_panel(struct fb_info *info)
switch (mfbi->index) {
case 0: /* plane 0 */
if (hw->desc[0] != ad->paddr)
- out_be32(&hw->desc[0], ad->paddr);
+ wr_reg_wa(&hw->desc[0], ad->paddr);
break;
case 1: /* plane 1 AOI 0 */
cmfbi = machine_data->fsl_diu_info[2]->par;
@@ -340,7 +353,7 @@ static int fsl_diu_enable_panel(struct fb_info *info)
cpu_to_le32(cmfbi->ad->paddr);
else
ad->next_ad = 0;
- out_be32(&hw->desc[1], ad->paddr);
+ wr_reg_wa(&hw->desc[1], ad->paddr);
}
break;
case 3: /* plane 2 AOI 0 */
@@ -351,14 +364,14 @@ static int fsl_diu_enable_panel(struct fb_info *info)
cpu_to_le32(cmfbi->ad->paddr);
else
ad->next_ad = 0;
- out_be32(&hw->desc[2], ad->paddr);
+ wr_reg_wa(&hw->desc[2], ad->paddr);
}
break;
case 2: /* plane 1 AOI 1 */
pmfbi = machine_data->fsl_diu_info[1]->par;
ad->next_ad = 0;
if (hw->desc[1] == machine_data->dummy_ad->paddr)
- out_be32(&hw->desc[1], ad->paddr);
+ wr_reg_wa(&hw->desc[1], ad->paddr);
else /* AOI0 open */
pmfbi->ad->next_ad = cpu_to_le32(ad->paddr);
break;
@@ -366,7 +379,7 @@ static int fsl_diu_enable_panel(struct fb_info *info)
pmfbi = machine_data->fsl_diu_info[3]->par;
ad->next_ad = 0;
if (hw->desc[2] == machine_data->dummy_ad->paddr)
- out_be32(&hw->desc[2], ad->paddr);
+ wr_reg_wa(&hw->desc[2], ad->paddr);
else /* AOI0 was open */
pmfbi->ad->next_ad = cpu_to_le32(ad->paddr);
break;
@@ -390,27 +403,24 @@ static int fsl_diu_disable_panel(struct fb_info *info)
switch (mfbi->index) {
case 0: /* plane 0 */
if (hw->desc[0] != machine_data->dummy_ad->paddr)
- out_be32(&hw->desc[0],
- machine_data->dummy_ad->paddr);
+ wr_reg_wa(&hw->desc[0], machine_data->dummy_ad->paddr);
break;
case 1: /* plane 1 AOI 0 */
cmfbi = machine_data->fsl_diu_info[2]->par;
if (cmfbi->count > 0) /* AOI1 is open */
- out_be32(&hw->desc[1], cmfbi->ad->paddr);
+ wr_reg_wa(&hw->desc[1], cmfbi->ad->paddr);
/* move AOI1 to the first */
else /* AOI1 was closed */
- out_be32(&hw->desc[1],
- machine_data->dummy_ad->paddr);
+ wr_reg_wa(&hw->desc[1], machine_data->dummy_ad->paddr);
/* close AOI 0 */
break;
case 3: /* plane 2 AOI 0 */
cmfbi = machine_data->fsl_diu_info[4]->par;
if (cmfbi->count > 0) /* AOI1 is open */
- out_be32(&hw->desc[2], cmfbi->ad->paddr);
+ wr_reg_wa(&hw->desc[2], cmfbi->ad->paddr);
/* move AOI1 to the first */
else /* AOI1 was closed */
- out_be32(&hw->desc[2],
- machine_data->dummy_ad->paddr);
+ wr_reg_wa(&hw->desc[2], machine_data->dummy_ad->paddr);
/* close AOI 0 */
break;
case 2: /* plane 1 AOI 1 */
@@ -421,7 +431,7 @@ static int fsl_diu_disable_panel(struct fb_info *info)
/* AOI0 is open, must be the first */
pmfbi->ad->next_ad = 0;
} else /* AOI1 is the first in the chain */
- out_be32(&hw->desc[1], machine_data->dummy_ad->paddr);
+ wr_reg_wa(&hw->desc[1], machine_data->dummy_ad->paddr);
/* close AOI 1 */
break;
case 4: /* plane 2 AOI 1 */
@@ -432,7 +442,7 @@ static int fsl_diu_disable_panel(struct fb_info *info)
/* AOI0 is open, must be the first */
pmfbi->ad->next_ad = 0;
} else /* AOI1 is the first in the chain */
- out_be32(&hw->desc[2], machine_data->dummy_ad->paddr);
+ wr_reg_wa(&hw->desc[2], machine_data->dummy_ad->paddr);
/* close AOI 1 */
break;
default:
@@ -1100,6 +1110,10 @@ static int fsl_diu_open(struct fb_info *info, int user)
struct mfb_info *mfbi = info->par;
int res = 0;
+ /* free boot splash memory on first /dev/fb0 open */
+ if (!mfbi->index && diu_ops.release_bootmem)
+ diu_ops.release_bootmem();
+
spin_lock(&diu_lock);
mfbi->count++;
if (mfbi->count == 1) {
@@ -1173,18 +1187,30 @@ static int __devinit install_fb(struct fb_info *info)
int rc;
struct mfb_info *mfbi = info->par;
const char *aoi_mode, *init_aoi_mode = "320x240";
+ struct fb_videomode *db = fsl_diu_mode_db;
+ unsigned int dbsize = ARRAY_SIZE(fsl_diu_mode_db);
+ int has_default_mode = 1;
if (init_fbinfo(info))
return -EINVAL;
- if (mfbi->index == 0) /* plane 0 */
+ if (mfbi->index == 0) { /* plane 0 */
+ if (mfbi->edid_data) {
+ /* Now build modedb from EDID */
+ fb_edid_to_monspecs(mfbi->edid_data, &info->monspecs);
+ fb_videomode_to_modelist(info->monspecs.modedb,
+ info->monspecs.modedb_len,
+ &info->modelist);
+ db = info->monspecs.modedb;
+ dbsize = info->monspecs.modedb_len;
+ }
aoi_mode = fb_mode;
- else
+ } else {
aoi_mode = init_aoi_mode;
+ }
pr_debug("mode used = %s\n", aoi_mode);
- rc = fb_find_mode(&info->var, info, aoi_mode, fsl_diu_mode_db,
- ARRAY_SIZE(fsl_diu_mode_db), &fsl_diu_default_mode, default_bpp);
-
+ rc = fb_find_mode(&info->var, info, aoi_mode, db, dbsize,
+ &fsl_diu_default_mode, default_bpp);
switch (rc) {
case 1:
pr_debug("using mode specified in @mode\n");
@@ -1202,10 +1228,50 @@ static int __devinit install_fb(struct fb_info *info)
default:
pr_debug("rc = %d\n", rc);
pr_debug("failed to find mode\n");
- return -EINVAL;
+ /*
+ * For plane 0 we continue and look into
+ * driver's internal modedb.
+ */
+ if (mfbi->index == 0 && mfbi->edid_data)
+ has_default_mode = 0;
+ else
+ return -EINVAL;
break;
}
+ if (!has_default_mode) {
+ rc = fb_find_mode(&info->var, info, aoi_mode, fsl_diu_mode_db,
+ ARRAY_SIZE(fsl_diu_mode_db),
+ &fsl_diu_default_mode,
+ default_bpp);
+ if (rc > 0 && rc < 5)
+ has_default_mode = 1;
+ }
+
+ /* Still not found, use preferred mode from database if any */
+ if (!has_default_mode && info->monspecs.modedb) {
+ struct fb_monspecs *specs = &info->monspecs;
+ struct fb_videomode *modedb = &specs->modedb[0];
+
+ /*
+ * Get preferred timing. If not found,
+ * first mode in database will be used.
+ */
+ if (specs->misc & FB_MISC_1ST_DETAIL) {
+ int i;
+
+ for (i = 0; i < specs->modedb_len; i++) {
+ if (specs->modedb[i].flag & FB_MODE_IS_FIRST) {
+ modedb = &specs->modedb[i];
+ break;
+ }
+ }
+ }
+
+ info->var.bits_per_pixel = default_bpp;
+ fb_videomode_to_var(&info->var, modedb);
+ }
+
pr_debug("xres_virtual %d\n", info->var.xres_virtual);
pr_debug("bits_per_pixel %d\n", info->var.bits_per_pixel);
@@ -1244,6 +1310,9 @@ static void uninstall_fb(struct fb_info *info)
if (!mfbi->registered)
return;
+ if (mfbi->index == 0)
+ kfree(mfbi->edid_data);
+
unregister_framebuffer(info);
unmap_video_memory(info);
if (&info->cmap)
@@ -1427,6 +1496,7 @@ static int __devinit fsl_diu_probe(struct of_device *ofdev,
int ret, i, error = 0;
struct resource res;
struct fsl_diu_data *machine_data;
+ int diu_mode;
machine_data = kzalloc(sizeof(struct fsl_diu_data), GFP_KERNEL);
if (!machine_data)
@@ -1443,6 +1513,17 @@ static int __devinit fsl_diu_probe(struct of_device *ofdev,
mfbi = machine_data->fsl_diu_info[i]->par;
memcpy(mfbi, &mfb_template[i], sizeof(struct mfb_info));
mfbi->parent = machine_data;
+
+ if (mfbi->index == 0) {
+ const u8 *prop;
+ int len;
+
+ /* Get EDID */
+ prop = of_get_property(np, "edid", &len);
+ if (prop && len == EDID_LENGTH)
+ mfbi->edid_data = kmemdup(prop, EDID_LENGTH,
+ GFP_KERNEL);
+ }
}
ret = of_address_to_resource(np, 0, &res);
@@ -1463,7 +1544,9 @@ static int __devinit fsl_diu_probe(struct of_device *ofdev,
goto error2;
}
- out_be32(&dr.diu_reg->diu_mode, 0); /* disable DIU anyway*/
+ diu_mode = in_be32(&dr.diu_reg->diu_mode);
+ if (diu_mode != MFB_MODE1)
+ out_be32(&dr.diu_reg->diu_mode, 0); /* disable DIU */
/* Get the IRQ of the DIU */
machine_data->irq = irq_of_parse_and_map(np, 0);
@@ -1511,7 +1594,13 @@ static int __devinit fsl_diu_probe(struct of_device *ofdev,
machine_data->dummy_ad->offset_xyd = 0;
machine_data->dummy_ad->next_ad = 0;
- out_be32(&dr.diu_reg->desc[0], machine_data->dummy_ad->paddr);
+ /*
+ * Let DIU display splash screen if it was pre-initialized
+ * by the bootloader, set dummy area descriptor otherwise.
+ */
+ if (diu_mode != MFB_MODE1)
+ out_be32(&dr.diu_reg->desc[0], machine_data->dummy_ad->paddr);
+
out_be32(&dr.diu_reg->desc[1], machine_data->dummy_ad->paddr);
out_be32(&dr.diu_reg->desc[2], machine_data->dummy_ad->paddr);
diff --git a/drivers/video/fsl-diu-fb.h b/drivers/video/fsl-diu-fb.h
deleted file mode 100644
index fc295d7ea46..00000000000
--- a/drivers/video/fsl-diu-fb.h
+++ /dev/null
@@ -1,223 +0,0 @@
-/*
- * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * Freescale DIU Frame Buffer device driver
- *
- * Authors: Hongjun Chen <hong-jun.chen@freescale.com>
- * Paul Widmer <paul.widmer@freescale.com>
- * Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
- * York Sun <yorksun@freescale.com>
- *
- * Based on imxfb.c Copyright (C) 2004 S.Hauer, Pengutronix
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- */
-
-#ifndef __FSL_DIU_FB_H__
-#define __FSL_DIU_FB_H__
-
-/* Arbitrary threshold to determine the allocation method
- * See mpc8610fb_set_par(), map_video_memory(), and unmap_video_memory()
- */
-#define MEM_ALLOC_THRESHOLD (1024*768*4+32)
-/* Minimum value that the pixel clock can be set to in pico seconds
- * This is determined by platform clock/3 where the minimum platform
- * clock is 533MHz. This gives 5629 pico seconds.
- */
-#define MIN_PIX_CLK 5629
-#define MAX_PIX_CLK 96096
-
-#include <linux/types.h>
-
-struct mfb_alpha {
- int enable;
- int alpha;
-};
-
-struct mfb_chroma_key {
- int enable;
- __u8 red_max;
- __u8 green_max;
- __u8 blue_max;
- __u8 red_min;
- __u8 green_min;
- __u8 blue_min;
-};
-
-struct aoi_display_offset {
- int x_aoi_d;
- int y_aoi_d;
-};
-
-#define MFB_SET_CHROMA_KEY _IOW('M', 1, struct mfb_chroma_key)
-#define MFB_WAIT_FOR_VSYNC _IOW('F', 0x20, u_int32_t)
-#define MFB_SET_BRIGHTNESS _IOW('M', 3, __u8)
-
-#define MFB_SET_ALPHA 0x80014d00
-#define MFB_GET_ALPHA 0x40014d00
-#define MFB_SET_AOID 0x80084d04
-#define MFB_GET_AOID 0x40084d04
-#define MFB_SET_PIXFMT 0x80014d08
-#define MFB_GET_PIXFMT 0x40014d08
-
-#define FBIOGET_GWINFO 0x46E0
-#define FBIOPUT_GWINFO 0x46E1
-
-#ifdef __KERNEL__
-#include <linux/spinlock.h>
-
-/*
- * These are the fields of area descriptor(in DDR memory) for every plane
- */
-struct diu_ad {
- /* Word 0(32-bit) in DDR memory */
-/* __u16 comp; */
-/* __u16 pixel_s:2; */
-/* __u16 pallete:1; */
-/* __u16 red_c:2; */
-/* __u16 green_c:2; */
-/* __u16 blue_c:2; */
-/* __u16 alpha_c:3; */
-/* __u16 byte_f:1; */
-/* __u16 res0:3; */
-
- __be32 pix_fmt; /* hard coding pixel format */
-
- /* Word 1(32-bit) in DDR memory */
- __le32 addr;
-
- /* Word 2(32-bit) in DDR memory */
-/* __u32 delta_xs:11; */
-/* __u32 res1:1; */
-/* __u32 delta_ys:11; */
-/* __u32 res2:1; */
-/* __u32 g_alpha:8; */
- __le32 src_size_g_alpha;
-
- /* Word 3(32-bit) in DDR memory */
-/* __u32 delta_xi:11; */
-/* __u32 res3:5; */
-/* __u32 delta_yi:11; */
-/* __u32 res4:3; */
-/* __u32 flip:2; */
- __le32 aoi_size;
-
- /* Word 4(32-bit) in DDR memory */
- /*__u32 offset_xi:11;
- __u32 res5:5;
- __u32 offset_yi:11;
- __u32 res6:5;
- */
- __le32 offset_xyi;
-
- /* Word 5(32-bit) in DDR memory */
- /*__u32 offset_xd:11;
- __u32 res7:5;
- __u32 offset_yd:11;
- __u32 res8:5; */
- __le32 offset_xyd;
-
-
- /* Word 6(32-bit) in DDR memory */
- __u8 ckmax_r;
- __u8 ckmax_g;
- __u8 ckmax_b;
- __u8 res9;
-
- /* Word 7(32-bit) in DDR memory */
- __u8 ckmin_r;
- __u8 ckmin_g;
- __u8 ckmin_b;
- __u8 res10;
-/* __u32 res10:8; */
-
- /* Word 8(32-bit) in DDR memory */
- __le32 next_ad;
-
- /* Word 9(32-bit) in DDR memory, just for 64-bit aligned */
- __u32 paddr;
-} __attribute__ ((packed));
-
-/* DIU register map */
-struct diu {
- __be32 desc[3];
- __be32 gamma;
- __be32 pallete;
- __be32 cursor;
- __be32 curs_pos;
- __be32 diu_mode;
- __be32 bgnd;
- __be32 bgnd_wb;
- __be32 disp_size;
- __be32 wb_size;
- __be32 wb_mem_addr;
- __be32 hsyn_para;
- __be32 vsyn_para;
- __be32 syn_pol;
- __be32 thresholds;
- __be32 int_status;
- __be32 int_mask;
- __be32 colorbar[8];
- __be32 filling;
- __be32 plut;
-} __attribute__ ((packed));
-
-struct diu_hw {
- struct diu *diu_reg;
- spinlock_t reg_lock;
-
- __u32 mode; /* DIU operation mode */
-};
-
-struct diu_addr {
- __u8 __iomem *vaddr; /* Virtual address */
- dma_addr_t paddr; /* Physical address */
- __u32 offset;
-};
-
-struct diu_pool {
- struct diu_addr ad;
- struct diu_addr gamma;
- struct diu_addr pallete;
- struct diu_addr cursor;
-};
-
-#define FSL_DIU_BASE_OFFSET 0x2C000 /* Offset of DIU */
-#define INT_LCDC 64 /* DIU interrupt number */
-
-#define FSL_AOI_NUM 6 /* 5 AOIs and one dummy AOI */
- /* 1 for plane 0, 2 for plane 1&2 each */
-
-/* Minimum X and Y resolutions */
-#define MIN_XRES 64
-#define MIN_YRES 64
-
-/* HW cursor parameters */
-#define MAX_CURS 32
-
-/* Modes of operation of DIU */
-#define MFB_MODE0 0 /* DIU off */
-#define MFB_MODE1 1 /* All three planes output to display */
-#define MFB_MODE2 2 /* Plane 1 to display, planes 2+3 written back*/
-#define MFB_MODE3 3 /* All three planes written back to memory */
-#define MFB_MODE4 4 /* Color bar generation */
-
-/* INT_STATUS/INT_MASK field descriptions */
-#define INT_VSYNC 0x01 /* Vsync interrupt */
-#define INT_VSYNC_WB 0x02 /* Vsync interrupt for write back operation */
-#define INT_UNDRUN 0x04 /* Under run exception interrupt */
-#define INT_PARERR 0x08 /* Display parameters error interrupt */
-#define INT_LS_BF_VS 0x10 /* Lines before vsync. interrupt */
-
-/* Panels'operation modes */
-#define MFB_TYPE_OUTPUT 0 /* Panel output to display */
-#define MFB_TYPE_OFF 1 /* Panel off */
-#define MFB_TYPE_WB 2 /* Panel written back to memory */
-#define MFB_TYPE_TEST 3 /* Panel generate color bar */
-
-#endif /* __KERNEL__ */
-#endif /* __FSL_DIU_FB_H__ */
diff --git a/drivers/video/jz4740_fb.c b/drivers/video/jz4740_fb.c
new file mode 100644
index 00000000000..670ecaa0385
--- /dev/null
+++ b/drivers/video/jz4740_fb.c
@@ -0,0 +1,847 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4740 SoC LCD framebuffer driver
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+
+#include <linux/console.h>
+#include <linux/fb.h>
+
+#include <linux/dma-mapping.h>
+
+#include <asm/mach-jz4740/jz4740_fb.h>
+#include <asm/mach-jz4740/gpio.h>
+
+#define JZ_REG_LCD_CFG 0x00
+#define JZ_REG_LCD_VSYNC 0x04
+#define JZ_REG_LCD_HSYNC 0x08
+#define JZ_REG_LCD_VAT 0x0C
+#define JZ_REG_LCD_DAH 0x10
+#define JZ_REG_LCD_DAV 0x14
+#define JZ_REG_LCD_PS 0x18
+#define JZ_REG_LCD_CLS 0x1C
+#define JZ_REG_LCD_SPL 0x20
+#define JZ_REG_LCD_REV 0x24
+#define JZ_REG_LCD_CTRL 0x30
+#define JZ_REG_LCD_STATE 0x34
+#define JZ_REG_LCD_IID 0x38
+#define JZ_REG_LCD_DA0 0x40
+#define JZ_REG_LCD_SA0 0x44
+#define JZ_REG_LCD_FID0 0x48
+#define JZ_REG_LCD_CMD0 0x4C
+#define JZ_REG_LCD_DA1 0x50
+#define JZ_REG_LCD_SA1 0x54
+#define JZ_REG_LCD_FID1 0x58
+#define JZ_REG_LCD_CMD1 0x5C
+
+#define JZ_LCD_CFG_SLCD BIT(31)
+#define JZ_LCD_CFG_PS_DISABLE BIT(23)
+#define JZ_LCD_CFG_CLS_DISABLE BIT(22)
+#define JZ_LCD_CFG_SPL_DISABLE BIT(21)
+#define JZ_LCD_CFG_REV_DISABLE BIT(20)
+#define JZ_LCD_CFG_HSYNCM BIT(19)
+#define JZ_LCD_CFG_PCLKM BIT(18)
+#define JZ_LCD_CFG_INV BIT(17)
+#define JZ_LCD_CFG_SYNC_DIR BIT(16)
+#define JZ_LCD_CFG_PS_POLARITY BIT(15)
+#define JZ_LCD_CFG_CLS_POLARITY BIT(14)
+#define JZ_LCD_CFG_SPL_POLARITY BIT(13)
+#define JZ_LCD_CFG_REV_POLARITY BIT(12)
+#define JZ_LCD_CFG_HSYNC_ACTIVE_LOW BIT(11)
+#define JZ_LCD_CFG_PCLK_FALLING_EDGE BIT(10)
+#define JZ_LCD_CFG_DE_ACTIVE_LOW BIT(9)
+#define JZ_LCD_CFG_VSYNC_ACTIVE_LOW BIT(8)
+#define JZ_LCD_CFG_18_BIT BIT(7)
+#define JZ_LCD_CFG_PDW (BIT(5) | BIT(4))
+#define JZ_LCD_CFG_MODE_MASK 0xf
+
+#define JZ_LCD_CTRL_BURST_4 (0x0 << 28)
+#define JZ_LCD_CTRL_BURST_8 (0x1 << 28)
+#define JZ_LCD_CTRL_BURST_16 (0x2 << 28)
+#define JZ_LCD_CTRL_RGB555 BIT(27)
+#define JZ_LCD_CTRL_OFUP BIT(26)
+#define JZ_LCD_CTRL_FRC_GRAYSCALE_16 (0x0 << 24)
+#define JZ_LCD_CTRL_FRC_GRAYSCALE_4 (0x1 << 24)
+#define JZ_LCD_CTRL_FRC_GRAYSCALE_2 (0x2 << 24)
+#define JZ_LCD_CTRL_PDD_MASK (0xff << 16)
+#define JZ_LCD_CTRL_EOF_IRQ BIT(13)
+#define JZ_LCD_CTRL_SOF_IRQ BIT(12)
+#define JZ_LCD_CTRL_OFU_IRQ BIT(11)
+#define JZ_LCD_CTRL_IFU0_IRQ BIT(10)
+#define JZ_LCD_CTRL_IFU1_IRQ BIT(9)
+#define JZ_LCD_CTRL_DD_IRQ BIT(8)
+#define JZ_LCD_CTRL_QDD_IRQ BIT(7)
+#define JZ_LCD_CTRL_REVERSE_ENDIAN BIT(6)
+#define JZ_LCD_CTRL_LSB_FISRT BIT(5)
+#define JZ_LCD_CTRL_DISABLE BIT(4)
+#define JZ_LCD_CTRL_ENABLE BIT(3)
+#define JZ_LCD_CTRL_BPP_1 0x0
+#define JZ_LCD_CTRL_BPP_2 0x1
+#define JZ_LCD_CTRL_BPP_4 0x2
+#define JZ_LCD_CTRL_BPP_8 0x3
+#define JZ_LCD_CTRL_BPP_15_16 0x4
+#define JZ_LCD_CTRL_BPP_18_24 0x5
+
+#define JZ_LCD_CMD_SOF_IRQ BIT(15)
+#define JZ_LCD_CMD_EOF_IRQ BIT(16)
+#define JZ_LCD_CMD_ENABLE_PAL BIT(12)
+
+#define JZ_LCD_SYNC_MASK 0x3ff
+
+#define JZ_LCD_STATE_DISABLED BIT(0)
+
+struct jzfb_framedesc {
+ uint32_t next;
+ uint32_t addr;
+ uint32_t id;
+ uint32_t cmd;
+} __packed;
+
+struct jzfb {
+ struct fb_info *fb;
+ struct platform_device *pdev;
+ void __iomem *base;
+ struct resource *mem;
+ struct jz4740_fb_platform_data *pdata;
+
+ size_t vidmem_size;
+ void *vidmem;
+ dma_addr_t vidmem_phys;
+ struct jzfb_framedesc *framedesc;
+ dma_addr_t framedesc_phys;
+
+ struct clk *ldclk;
+ struct clk *lpclk;
+
+ unsigned is_enabled:1;
+ struct mutex lock;
+
+ uint32_t pseudo_palette[16];
+};
+
+static const struct fb_fix_screeninfo jzfb_fix __devinitdata = {
+ .id = "JZ4740 FB",
+ .type = FB_TYPE_PACKED_PIXELS,
+ .visual = FB_VISUAL_TRUECOLOR,
+ .xpanstep = 0,
+ .ypanstep = 0,
+ .ywrapstep = 0,
+ .accel = FB_ACCEL_NONE,
+};
+
+static const struct jz_gpio_bulk_request jz_lcd_ctrl_pins[] = {
+ JZ_GPIO_BULK_PIN(LCD_PCLK),
+ JZ_GPIO_BULK_PIN(LCD_HSYNC),
+ JZ_GPIO_BULK_PIN(LCD_VSYNC),
+ JZ_GPIO_BULK_PIN(LCD_DE),
+ JZ_GPIO_BULK_PIN(LCD_PS),
+ JZ_GPIO_BULK_PIN(LCD_REV),
+ JZ_GPIO_BULK_PIN(LCD_CLS),
+ JZ_GPIO_BULK_PIN(LCD_SPL),
+};
+
+static const struct jz_gpio_bulk_request jz_lcd_data_pins[] = {
+ JZ_GPIO_BULK_PIN(LCD_DATA0),
+ JZ_GPIO_BULK_PIN(LCD_DATA1),
+ JZ_GPIO_BULK_PIN(LCD_DATA2),
+ JZ_GPIO_BULK_PIN(LCD_DATA3),
+ JZ_GPIO_BULK_PIN(LCD_DATA4),
+ JZ_GPIO_BULK_PIN(LCD_DATA5),
+ JZ_GPIO_BULK_PIN(LCD_DATA6),
+ JZ_GPIO_BULK_PIN(LCD_DATA7),
+ JZ_GPIO_BULK_PIN(LCD_DATA8),
+ JZ_GPIO_BULK_PIN(LCD_DATA9),
+ JZ_GPIO_BULK_PIN(LCD_DATA10),
+ JZ_GPIO_BULK_PIN(LCD_DATA11),
+ JZ_GPIO_BULK_PIN(LCD_DATA12),
+ JZ_GPIO_BULK_PIN(LCD_DATA13),
+ JZ_GPIO_BULK_PIN(LCD_DATA14),
+ JZ_GPIO_BULK_PIN(LCD_DATA15),
+ JZ_GPIO_BULK_PIN(LCD_DATA16),
+ JZ_GPIO_BULK_PIN(LCD_DATA17),
+};
+
+static unsigned int jzfb_num_ctrl_pins(struct jzfb *jzfb)
+{
+ unsigned int num;
+
+ switch (jzfb->pdata->lcd_type) {
+ case JZ_LCD_TYPE_GENERIC_16_BIT:
+ num = 4;
+ break;
+ case JZ_LCD_TYPE_GENERIC_18_BIT:
+ num = 4;
+ break;
+ case JZ_LCD_TYPE_8BIT_SERIAL:
+ num = 3;
+ break;
+ case JZ_LCD_TYPE_SPECIAL_TFT_1:
+ case JZ_LCD_TYPE_SPECIAL_TFT_2:
+ case JZ_LCD_TYPE_SPECIAL_TFT_3:
+ num = 8;
+ break;
+ default:
+ num = 0;
+ break;
+ }
+ return num;
+}
+
+static unsigned int jzfb_num_data_pins(struct jzfb *jzfb)
+{
+ unsigned int num;
+
+ switch (jzfb->pdata->lcd_type) {
+ case JZ_LCD_TYPE_GENERIC_16_BIT:
+ num = 16;
+ break;
+ case JZ_LCD_TYPE_GENERIC_18_BIT:
+ num = 18;
+ break;
+ case JZ_LCD_TYPE_8BIT_SERIAL:
+ num = 8;
+ break;
+ case JZ_LCD_TYPE_SPECIAL_TFT_1:
+ case JZ_LCD_TYPE_SPECIAL_TFT_2:
+ case JZ_LCD_TYPE_SPECIAL_TFT_3:
+ if (jzfb->pdata->bpp == 18)
+ num = 18;
+ else
+ num = 16;
+ break;
+ default:
+ num = 0;
+ break;
+ }
+ return num;
+}
+
+/* Based on CNVT_TOHW macro from skeletonfb.c */
+static inline uint32_t jzfb_convert_color_to_hw(unsigned val,
+ struct fb_bitfield *bf)
+{
+ return (((val << bf->length) + 0x7FFF - val) >> 16) << bf->offset;
+}
+
+static int jzfb_setcolreg(unsigned regno, unsigned red, unsigned green,
+ unsigned blue, unsigned transp, struct fb_info *fb)
+{
+ uint32_t color;
+
+ if (regno >= 16)
+ return -EINVAL;
+
+ color = jzfb_convert_color_to_hw(red, &fb->var.red);
+ color |= jzfb_convert_color_to_hw(green, &fb->var.green);
+ color |= jzfb_convert_color_to_hw(blue, &fb->var.blue);
+ color |= jzfb_convert_color_to_hw(transp, &fb->var.transp);
+
+ ((uint32_t *)(fb->pseudo_palette))[regno] = color;
+
+ return 0;
+}
+
+static int jzfb_get_controller_bpp(struct jzfb *jzfb)
+{
+ switch (jzfb->pdata->bpp) {
+ case 18:
+ case 24:
+ return 32;
+ case 15:
+ return 16;
+ default:
+ return jzfb->pdata->bpp;
+ }
+}
+
+static struct fb_videomode *jzfb_get_mode(struct jzfb *jzfb,
+ struct fb_var_screeninfo *var)
+{
+ size_t i;
+ struct fb_videomode *mode = jzfb->pdata->modes;
+
+ for (i = 0; i < jzfb->pdata->num_modes; ++i, ++mode) {
+ if (mode->xres == var->xres && mode->yres == var->yres)
+ return mode;
+ }
+
+ return NULL;
+}
+
+static int jzfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fb)
+{
+ struct jzfb *jzfb = fb->par;
+ struct fb_videomode *mode;
+
+ if (var->bits_per_pixel != jzfb_get_controller_bpp(jzfb) &&
+ var->bits_per_pixel != jzfb->pdata->bpp)
+ return -EINVAL;
+
+ mode = jzfb_get_mode(jzfb, var);
+ if (mode == NULL)
+ return -EINVAL;
+
+ fb_videomode_to_var(var, mode);
+
+ switch (jzfb->pdata->bpp) {
+ case 8:
+ break;
+ case 15:
+ var->red.offset = 10;
+ var->red.length = 5;
+ var->green.offset = 6;
+ var->green.length = 5;
+ var->blue.offset = 0;
+ var->blue.length = 5;
+ break;
+ case 16:
+ var->red.offset = 11;
+ var->red.length = 5;
+ var->green.offset = 5;
+ var->green.length = 6;
+ var->blue.offset = 0;
+ var->blue.length = 5;
+ break;
+ case 18:
+ var->red.offset = 16;
+ var->red.length = 6;
+ var->green.offset = 8;
+ var->green.length = 6;
+ var->blue.offset = 0;
+ var->blue.length = 6;
+ var->bits_per_pixel = 32;
+ break;
+ case 32:
+ case 24:
+ var->transp.offset = 24;
+ var->transp.length = 8;
+ var->red.offset = 16;
+ var->red.length = 8;
+ var->green.offset = 8;
+ var->green.length = 8;
+ var->blue.offset = 0;
+ var->blue.length = 8;
+ var->bits_per_pixel = 32;
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int jzfb_set_par(struct fb_info *info)
+{
+ struct jzfb *jzfb = info->par;
+ struct jz4740_fb_platform_data *pdata = jzfb->pdata;
+ struct fb_var_screeninfo *var = &info->var;
+ struct fb_videomode *mode;
+ uint16_t hds, vds;
+ uint16_t hde, vde;
+ uint16_t ht, vt;
+ uint32_t ctrl;
+ uint32_t cfg;
+ unsigned long rate;
+
+ mode = jzfb_get_mode(jzfb, var);
+ if (mode == NULL)
+ return -EINVAL;
+
+ if (mode == info->mode)
+ return 0;
+
+ info->mode = mode;
+
+ hds = mode->hsync_len + mode->left_margin;
+ hde = hds + mode->xres;
+ ht = hde + mode->right_margin;
+
+ vds = mode->vsync_len + mode->upper_margin;
+ vde = vds + mode->yres;
+ vt = vde + mode->lower_margin;
+
+ ctrl = JZ_LCD_CTRL_OFUP | JZ_LCD_CTRL_BURST_16;
+
+ switch (pdata->bpp) {
+ case 1:
+ ctrl |= JZ_LCD_CTRL_BPP_1;
+ break;
+ case 2:
+ ctrl |= JZ_LCD_CTRL_BPP_2;
+ break;
+ case 4:
+ ctrl |= JZ_LCD_CTRL_BPP_4;
+ break;
+ case 8:
+ ctrl |= JZ_LCD_CTRL_BPP_8;
+ break;
+ case 15:
+ ctrl |= JZ_LCD_CTRL_RGB555; /* Falltrough */
+ case 16:
+ ctrl |= JZ_LCD_CTRL_BPP_15_16;
+ break;
+ case 18:
+ case 24:
+ case 32:
+ ctrl |= JZ_LCD_CTRL_BPP_18_24;
+ break;
+ default:
+ break;
+ }
+
+ cfg = pdata->lcd_type & 0xf;
+
+ if (!(mode->sync & FB_SYNC_HOR_HIGH_ACT))
+ cfg |= JZ_LCD_CFG_HSYNC_ACTIVE_LOW;
+
+ if (!(mode->sync & FB_SYNC_VERT_HIGH_ACT))
+ cfg |= JZ_LCD_CFG_VSYNC_ACTIVE_LOW;
+
+ if (pdata->pixclk_falling_edge)
+ cfg |= JZ_LCD_CFG_PCLK_FALLING_EDGE;
+
+ if (pdata->date_enable_active_low)
+ cfg |= JZ_LCD_CFG_DE_ACTIVE_LOW;
+
+ if (pdata->lcd_type == JZ_LCD_TYPE_GENERIC_18_BIT)
+ cfg |= JZ_LCD_CFG_18_BIT;
+
+ if (mode->pixclock) {
+ rate = PICOS2KHZ(mode->pixclock) * 1000;
+ mode->refresh = rate / vt / ht;
+ } else {
+ if (pdata->lcd_type == JZ_LCD_TYPE_8BIT_SERIAL)
+ rate = mode->refresh * (vt + 2 * mode->xres) * ht;
+ else
+ rate = mode->refresh * vt * ht;
+
+ mode->pixclock = KHZ2PICOS(rate / 1000);
+ }
+
+ mutex_lock(&jzfb->lock);
+ if (!jzfb->is_enabled)
+ clk_enable(jzfb->ldclk);
+ else
+ ctrl |= JZ_LCD_CTRL_ENABLE;
+
+ switch (pdata->lcd_type) {
+ case JZ_LCD_TYPE_SPECIAL_TFT_1:
+ case JZ_LCD_TYPE_SPECIAL_TFT_2:
+ case JZ_LCD_TYPE_SPECIAL_TFT_3:
+ writel(pdata->special_tft_config.spl, jzfb->base + JZ_REG_LCD_SPL);
+ writel(pdata->special_tft_config.cls, jzfb->base + JZ_REG_LCD_CLS);
+ writel(pdata->special_tft_config.ps, jzfb->base + JZ_REG_LCD_PS);
+ writel(pdata->special_tft_config.ps, jzfb->base + JZ_REG_LCD_REV);
+ break;
+ default:
+ cfg |= JZ_LCD_CFG_PS_DISABLE;
+ cfg |= JZ_LCD_CFG_CLS_DISABLE;
+ cfg |= JZ_LCD_CFG_SPL_DISABLE;
+ cfg |= JZ_LCD_CFG_REV_DISABLE;
+ break;
+ }
+
+ writel(mode->hsync_len, jzfb->base + JZ_REG_LCD_HSYNC);
+ writel(mode->vsync_len, jzfb->base + JZ_REG_LCD_VSYNC);
+
+ writel((ht << 16) | vt, jzfb->base + JZ_REG_LCD_VAT);
+
+ writel((hds << 16) | hde, jzfb->base + JZ_REG_LCD_DAH);
+ writel((vds << 16) | vde, jzfb->base + JZ_REG_LCD_DAV);
+
+ writel(cfg, jzfb->base + JZ_REG_LCD_CFG);
+
+ writel(ctrl, jzfb->base + JZ_REG_LCD_CTRL);
+
+ if (!jzfb->is_enabled)
+ clk_disable(jzfb->ldclk);
+
+ mutex_unlock(&jzfb->lock);
+
+ clk_set_rate(jzfb->lpclk, rate);
+ clk_set_rate(jzfb->ldclk, rate * 3);
+
+ return 0;
+}
+
+static void jzfb_enable(struct jzfb *jzfb)
+{
+ uint32_t ctrl;
+
+ clk_enable(jzfb->ldclk);
+
+ jz_gpio_bulk_resume(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_resume(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ writel(0, jzfb->base + JZ_REG_LCD_STATE);
+
+ writel(jzfb->framedesc->next, jzfb->base + JZ_REG_LCD_DA0);
+
+ ctrl = readl(jzfb->base + JZ_REG_LCD_CTRL);
+ ctrl |= JZ_LCD_CTRL_ENABLE;
+ ctrl &= ~JZ_LCD_CTRL_DISABLE;
+ writel(ctrl, jzfb->base + JZ_REG_LCD_CTRL);
+}
+
+static void jzfb_disable(struct jzfb *jzfb)
+{
+ uint32_t ctrl;
+
+ ctrl = readl(jzfb->base + JZ_REG_LCD_CTRL);
+ ctrl |= JZ_LCD_CTRL_DISABLE;
+ writel(ctrl, jzfb->base + JZ_REG_LCD_CTRL);
+ do {
+ ctrl = readl(jzfb->base + JZ_REG_LCD_STATE);
+ } while (!(ctrl & JZ_LCD_STATE_DISABLED));
+
+ jz_gpio_bulk_suspend(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_suspend(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ clk_disable(jzfb->ldclk);
+}
+
+static int jzfb_blank(int blank_mode, struct fb_info *info)
+{
+ struct jzfb *jzfb = info->par;
+
+ switch (blank_mode) {
+ case FB_BLANK_UNBLANK:
+ mutex_lock(&jzfb->lock);
+ if (jzfb->is_enabled) {
+ mutex_unlock(&jzfb->lock);
+ return 0;
+ }
+
+ jzfb_enable(jzfb);
+ jzfb->is_enabled = 1;
+
+ mutex_unlock(&jzfb->lock);
+ break;
+ default:
+ mutex_lock(&jzfb->lock);
+ if (!jzfb->is_enabled) {
+ mutex_unlock(&jzfb->lock);
+ return 0;
+ }
+
+ jzfb_disable(jzfb);
+ jzfb->is_enabled = 0;
+
+ mutex_unlock(&jzfb->lock);
+ break;
+ }
+
+ return 0;
+}
+
+static int jzfb_alloc_devmem(struct jzfb *jzfb)
+{
+ int max_videosize = 0;
+ struct fb_videomode *mode = jzfb->pdata->modes;
+ void *page;
+ int i;
+
+ for (i = 0; i < jzfb->pdata->num_modes; ++mode, ++i) {
+ if (max_videosize < mode->xres * mode->yres)
+ max_videosize = mode->xres * mode->yres;
+ }
+
+ max_videosize *= jzfb_get_controller_bpp(jzfb) >> 3;
+
+ jzfb->framedesc = dma_alloc_coherent(&jzfb->pdev->dev,
+ sizeof(*jzfb->framedesc),
+ &jzfb->framedesc_phys, GFP_KERNEL);
+
+ if (!jzfb->framedesc)
+ return -ENOMEM;
+
+ jzfb->vidmem_size = PAGE_ALIGN(max_videosize);
+ jzfb->vidmem = dma_alloc_coherent(&jzfb->pdev->dev,
+ jzfb->vidmem_size,
+ &jzfb->vidmem_phys, GFP_KERNEL);
+
+ if (!jzfb->vidmem)
+ goto err_free_framedesc;
+
+ for (page = jzfb->vidmem;
+ page < jzfb->vidmem + PAGE_ALIGN(jzfb->vidmem_size);
+ page += PAGE_SIZE) {
+ SetPageReserved(virt_to_page(page));
+ }
+
+ jzfb->framedesc->next = jzfb->framedesc_phys;
+ jzfb->framedesc->addr = jzfb->vidmem_phys;
+ jzfb->framedesc->id = 0xdeafbead;
+ jzfb->framedesc->cmd = 0;
+ jzfb->framedesc->cmd |= max_videosize / 4;
+
+ return 0;
+
+err_free_framedesc:
+ dma_free_coherent(&jzfb->pdev->dev, sizeof(*jzfb->framedesc),
+ jzfb->framedesc, jzfb->framedesc_phys);
+ return -ENOMEM;
+}
+
+static void jzfb_free_devmem(struct jzfb *jzfb)
+{
+ dma_free_coherent(&jzfb->pdev->dev, jzfb->vidmem_size,
+ jzfb->vidmem, jzfb->vidmem_phys);
+ dma_free_coherent(&jzfb->pdev->dev, sizeof(*jzfb->framedesc),
+ jzfb->framedesc, jzfb->framedesc_phys);
+}
+
+static struct fb_ops jzfb_ops = {
+ .owner = THIS_MODULE,
+ .fb_check_var = jzfb_check_var,
+ .fb_set_par = jzfb_set_par,
+ .fb_blank = jzfb_blank,
+ .fb_fillrect = sys_fillrect,
+ .fb_copyarea = sys_copyarea,
+ .fb_imageblit = sys_imageblit,
+ .fb_setcolreg = jzfb_setcolreg,
+};
+
+static int __devinit jzfb_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct jzfb *jzfb;
+ struct fb_info *fb;
+ struct jz4740_fb_platform_data *pdata = pdev->dev.platform_data;
+ struct resource *mem;
+
+ if (!pdata) {
+ dev_err(&pdev->dev, "Missing platform data\n");
+ return -ENXIO;
+ }
+
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!mem) {
+ dev_err(&pdev->dev, "Failed to get register memory resource\n");
+ return -ENXIO;
+ }
+
+ mem = request_mem_region(mem->start, resource_size(mem), pdev->name);
+ if (!mem) {
+ dev_err(&pdev->dev, "Failed to request register memory region\n");
+ return -EBUSY;
+ }
+
+ fb = framebuffer_alloc(sizeof(struct jzfb), &pdev->dev);
+ if (!fb) {
+ dev_err(&pdev->dev, "Failed to allocate framebuffer device\n");
+ ret = -ENOMEM;
+ goto err_release_mem_region;
+ }
+
+ fb->fbops = &jzfb_ops;
+ fb->flags = FBINFO_DEFAULT;
+
+ jzfb = fb->par;
+ jzfb->pdev = pdev;
+ jzfb->pdata = pdata;
+ jzfb->mem = mem;
+
+ jzfb->ldclk = clk_get(&pdev->dev, "lcd");
+ if (IS_ERR(jzfb->ldclk)) {
+ ret = PTR_ERR(jzfb->ldclk);
+ dev_err(&pdev->dev, "Failed to get lcd clock: %d\n", ret);
+ goto err_framebuffer_release;
+ }
+
+ jzfb->lpclk = clk_get(&pdev->dev, "lcd_pclk");
+ if (IS_ERR(jzfb->lpclk)) {
+ ret = PTR_ERR(jzfb->lpclk);
+ dev_err(&pdev->dev, "Failed to get lcd pixel clock: %d\n", ret);
+ goto err_put_ldclk;
+ }
+
+ jzfb->base = ioremap(mem->start, resource_size(mem));
+ if (!jzfb->base) {
+ dev_err(&pdev->dev, "Failed to ioremap register memory region\n");
+ ret = -EBUSY;
+ goto err_put_lpclk;
+ }
+
+ platform_set_drvdata(pdev, jzfb);
+
+ mutex_init(&jzfb->lock);
+
+ fb_videomode_to_modelist(pdata->modes, pdata->num_modes,
+ &fb->modelist);
+ fb_videomode_to_var(&fb->var, pdata->modes);
+ fb->var.bits_per_pixel = pdata->bpp;
+ jzfb_check_var(&fb->var, fb);
+
+ ret = jzfb_alloc_devmem(jzfb);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to allocate video memory\n");
+ goto err_iounmap;
+ }
+
+ fb->fix = jzfb_fix;
+ fb->fix.line_length = fb->var.bits_per_pixel * fb->var.xres / 8;
+ fb->fix.mmio_start = mem->start;
+ fb->fix.mmio_len = resource_size(mem);
+ fb->fix.smem_start = jzfb->vidmem_phys;
+ fb->fix.smem_len = fb->fix.line_length * fb->var.yres;
+ fb->screen_base = jzfb->vidmem;
+ fb->pseudo_palette = jzfb->pseudo_palette;
+
+ fb_alloc_cmap(&fb->cmap, 256, 0);
+
+ clk_enable(jzfb->ldclk);
+ jzfb->is_enabled = 1;
+
+ writel(jzfb->framedesc->next, jzfb->base + JZ_REG_LCD_DA0);
+
+ fb->mode = NULL;
+ jzfb_set_par(fb);
+
+ jz_gpio_bulk_request(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_request(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ ret = register_framebuffer(fb);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register framebuffer: %d\n", ret);
+ goto err_free_devmem;
+ }
+
+ jzfb->fb = fb;
+
+ return 0;
+
+err_free_devmem:
+ jz_gpio_bulk_free(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_free(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ fb_dealloc_cmap(&fb->cmap);
+ jzfb_free_devmem(jzfb);
+err_iounmap:
+ iounmap(jzfb->base);
+err_put_lpclk:
+ clk_put(jzfb->lpclk);
+err_put_ldclk:
+ clk_put(jzfb->ldclk);
+err_framebuffer_release:
+ framebuffer_release(fb);
+err_release_mem_region:
+ release_mem_region(mem->start, resource_size(mem));
+ return ret;
+}
+
+static int __devexit jzfb_remove(struct platform_device *pdev)
+{
+ struct jzfb *jzfb = platform_get_drvdata(pdev);
+
+ jzfb_blank(FB_BLANK_POWERDOWN, jzfb->fb);
+
+ jz_gpio_bulk_free(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_free(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ iounmap(jzfb->base);
+ release_mem_region(jzfb->mem->start, resource_size(jzfb->mem));
+
+ fb_dealloc_cmap(&jzfb->fb->cmap);
+ jzfb_free_devmem(jzfb);
+
+ platform_set_drvdata(pdev, NULL);
+
+ clk_put(jzfb->lpclk);
+ clk_put(jzfb->ldclk);
+
+ framebuffer_release(jzfb->fb);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+
+static int jzfb_suspend(struct device *dev)
+{
+ struct jzfb *jzfb = dev_get_drvdata(dev);
+
+ acquire_console_sem();
+ fb_set_suspend(jzfb->fb, 1);
+ release_console_sem();
+
+ mutex_lock(&jzfb->lock);
+ if (jzfb->is_enabled)
+ jzfb_disable(jzfb);
+ mutex_unlock(&jzfb->lock);
+
+ return 0;
+}
+
+static int jzfb_resume(struct device *dev)
+{
+ struct jzfb *jzfb = dev_get_drvdata(dev);
+ clk_enable(jzfb->ldclk);
+
+ mutex_lock(&jzfb->lock);
+ if (jzfb->is_enabled)
+ jzfb_enable(jzfb);
+ mutex_unlock(&jzfb->lock);
+
+ acquire_console_sem();
+ fb_set_suspend(jzfb->fb, 0);
+ release_console_sem();
+
+ return 0;
+}
+
+static const struct dev_pm_ops jzfb_pm_ops = {
+ .suspend = jzfb_suspend,
+ .resume = jzfb_resume,
+ .poweroff = jzfb_suspend,
+ .restore = jzfb_resume,
+};
+
+#define JZFB_PM_OPS (&jzfb_pm_ops)
+
+#else
+#define JZFB_PM_OPS NULL
+#endif
+
+static struct platform_driver jzfb_driver = {
+ .probe = jzfb_probe,
+ .remove = __devexit_p(jzfb_remove),
+ .driver = {
+ .name = "jz4740-fb",
+ .pm = JZFB_PM_OPS,
+ },
+};
+
+static int __init jzfb_init(void)
+{
+ return platform_driver_register(&jzfb_driver);
+}
+module_init(jzfb_init);
+
+static void __exit jzfb_exit(void)
+{
+ platform_driver_unregister(&jzfb_driver);
+}
+module_exit(jzfb_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("JZ4740 SoC LCD framebuffer driver");
+MODULE_ALIAS("platform:jz4740-fb");
diff --git a/drivers/video/leo.c b/drivers/video/leo.c
index 9e8bf7d5e24..ad677637ffb 100644
--- a/drivers/video/leo.c
+++ b/drivers/video/leo.c
@@ -677,12 +677,12 @@ static int __init leo_init(void)
if (fb_get_options("leofb", NULL))
return -ENODEV;
- return of_register_driver(&leo_driver, &of_bus_type);
+ return of_register_platform_driver(&leo_driver);
}
static void __exit leo_exit(void)
{
- of_unregister_driver(&leo_driver);
+ of_unregister_platform_driver(&leo_driver);
}
module_init(leo_init);
diff --git a/drivers/video/offb.c b/drivers/video/offb.c
index 46dda7d8aae..cb163a5397b 100644
--- a/drivers/video/offb.c
+++ b/drivers/video/offb.c
@@ -19,13 +19,14 @@
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/delay.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
#include <linux/interrupt.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/pci.h>
#include <asm/io.h>
-#include <asm/prom.h>
#ifdef CONFIG_PPC64
#include <asm/pci-bridge.h>
diff --git a/drivers/video/omap2/displays/panel-acx565akm.c b/drivers/video/omap2/displays/panel-acx565akm.c
index 1f8eb70e293..07fbb8a733b 100644
--- a/drivers/video/omap2/displays/panel-acx565akm.c
+++ b/drivers/video/omap2/displays/panel-acx565akm.c
@@ -592,7 +592,7 @@ static int acx_panel_power_on(struct omap_dss_device *dssdev)
r = omapdss_sdi_display_enable(dssdev);
if (r) {
pr_err("%s sdi enable failed\n", __func__);
- return r;
+ goto fail_unlock;
}
/*FIXME tweak me */
@@ -633,6 +633,8 @@ static int acx_panel_power_on(struct omap_dss_device *dssdev)
return acx565akm_bl_update_status(md->bl_dev);
fail:
omapdss_sdi_display_disable(dssdev);
+fail_unlock:
+ mutex_unlock(&md->mutex);
return r;
}
diff --git a/drivers/video/p9100.c b/drivers/video/p9100.c
index 6552751e81a..688b055abab 100644
--- a/drivers/video/p9100.c
+++ b/drivers/video/p9100.c
@@ -367,12 +367,12 @@ static int __init p9100_init(void)
if (fb_get_options("p9100fb", NULL))
return -ENODEV;
- return of_register_driver(&p9100_driver, &of_bus_type);
+ return of_register_platform_driver(&p9100_driver);
}
static void __exit p9100_exit(void)
{
- of_unregister_driver(&p9100_driver);
+ of_unregister_platform_driver(&p9100_driver);
}
module_init(p9100_init);
diff --git a/drivers/video/sunxvr1000.c b/drivers/video/sunxvr1000.c
index 489b44e8db8..7288934c0d4 100644
--- a/drivers/video/sunxvr1000.c
+++ b/drivers/video/sunxvr1000.c
@@ -213,12 +213,12 @@ static int __init gfb_init(void)
if (fb_get_options("gfb", NULL))
return -ENODEV;
- return of_register_driver(&gfb_driver, &of_bus_type);
+ return of_register_platform_driver(&gfb_driver);
}
static void __exit gfb_exit(void)
{
- of_unregister_driver(&gfb_driver);
+ of_unregister_platform_driver(&gfb_driver);
}
module_init(gfb_init);
diff --git a/drivers/video/tcx.c b/drivers/video/tcx.c
index cc039b33d2d..f375e0db677 100644
--- a/drivers/video/tcx.c
+++ b/drivers/video/tcx.c
@@ -526,12 +526,12 @@ static int __init tcx_init(void)
if (fb_get_options("tcxfb", NULL))
return -ENODEV;
- return of_register_driver(&tcx_driver, &of_bus_type);
+ return of_register_platform_driver(&tcx_driver);
}
static void __exit tcx_exit(void)
{
- of_unregister_driver(&tcx_driver);
+ of_unregister_platform_driver(&tcx_driver);
}
module_init(tcx_init);
diff --git a/drivers/video/tdfxfb.c b/drivers/video/tdfxfb.c
index 98054839004..3ee5e63cfa4 100644
--- a/drivers/video/tdfxfb.c
+++ b/drivers/video/tdfxfb.c
@@ -1571,8 +1571,8 @@ out_err_iobase:
if (default_par->mtrr_handle >= 0)
mtrr_del(default_par->mtrr_handle, info->fix.smem_start,
info->fix.smem_len);
- release_mem_region(pci_resource_start(pdev, 2),
- pci_resource_len(pdev, 2));
+ release_region(pci_resource_start(pdev, 2),
+ pci_resource_len(pdev, 2));
out_err_screenbase:
if (info->screen_base)
iounmap(info->screen_base);
diff --git a/drivers/video/tgafb.c b/drivers/video/tgafb.c
index 1b3b1c718e8..aba7686b1a3 100644
--- a/drivers/video/tgafb.c
+++ b/drivers/video/tgafb.c
@@ -305,7 +305,7 @@ tgafb_set_par(struct fb_info *info)
TGA_WRITE_REG(par, htimings, TGA_HORIZ_REG);
TGA_WRITE_REG(par, vtimings, TGA_VERT_REG);
- /* Initalise RAMDAC. */
+ /* Initialise RAMDAC. */
if (tga_type == TGA_TYPE_8PLANE && tga_bus_pci) {
/* Init BT485 RAMDAC registers. */
diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c
index fa97d3e7c21..7c7f42a1279 100644
--- a/drivers/video/xen-fbfront.c
+++ b/drivers/video/xen-fbfront.c
@@ -684,7 +684,7 @@ static struct xenbus_driver xenfb_driver = {
static int __init xenfb_init(void)
{
- if (!xen_domain())
+ if (!xen_pv_domain())
return -ENODEV;
/* Nothing to do if running in dom0. */
diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c
index 574dc54e12d..29b5daacc21 100644
--- a/drivers/video/xilinxfb.c
+++ b/drivers/video/xilinxfb.c
@@ -485,6 +485,8 @@ static int __devexit xilinxfb_of_remove(struct of_device *op)
/* Match table for of_platform binding */
static struct of_device_id xilinxfb_of_match[] __devinitdata = {
{ .compatible = "xlnx,xps-tft-1.00.a", },
+ { .compatible = "xlnx,xps-tft-2.00.a", },
+ { .compatible = "xlnx,xps-tft-2.01.a", },
{ .compatible = "xlnx,plb-tft-cntlr-ref-1.00.a", },
{ .compatible = "xlnx,plb-dvi-cntlr-ref-1.00.c", },
{},
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-19 05:31:48 +0000