Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

Conflicts:
	arch/arm/configs/ap4evb_defconfig
	arch/arm/configs/g3evm_defconfig
	arch/arm/configs/g4evm_defconfig

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

8 files changed, 110 insertions, 40 deletions

diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c
index 515cf19..c4e1764 100644
--- a/drivers/video/aty/radeon_pm.c
+++ b/drivers/video/aty/radeon_pm.c
@@ -2872,7 +2872,7 @@ void radeonfb_pm_init(struct radeonfb_info *rinfo, int dynclk, int ignore_devlis
 		}
 
 #if 0
-		/* Power down TV DAC, taht saves a significant amount of power,
+		/* Power down TV DAC, that saves a significant amount of power,
 		 * we'll have something better once we actually have some TVOut
 		 * support
 		 */
diff --git a/drivers/video/au1100fb.c b/drivers/video/au1100fb.c
index 40f6132..34b2fc47 100644
--- a/drivers/video/au1100fb.c
+++ b/drivers/video/au1100fb.c
@@ -95,7 +95,7 @@ struct fb_bitfield rgb_bitfields[][4] =
 	{ { 8, 4, 0 },  { 4, 4, 0 }, { 0, 4, 0 }, { 0, 0, 0 } },
 };
 
-static struct fb_fix_screeninfo au1100fb_fix __initdata = {
+static struct fb_fix_screeninfo au1100fb_fix __devinitdata = {
 	.id		= "AU1100 FB",
 	.xpanstep 	= 1,
 	.ypanstep 	= 1,
@@ -103,7 +103,7 @@ static struct fb_fix_screeninfo au1100fb_fix __initdata = {
 	.accel		= FB_ACCEL_NONE,
 };
 
-static struct fb_var_screeninfo au1100fb_var __initdata = {
+static struct fb_var_screeninfo au1100fb_var __devinitdata = {
 	.activate	= FB_ACTIVATE_NOW,
 	.height		= -1,
 	.width		= -1,
@@ -458,7 +458,7 @@ static struct fb_ops au1100fb_ops =
 
 /* AU1100 LCD controller device driver */
 
-static int __init au1100fb_drv_probe(struct platform_device *dev)
+static int __devinit au1100fb_drv_probe(struct platform_device *dev)
 {
 	struct au1100fb_device *fbdev = NULL;
 	struct resource *regs_res;
diff --git a/drivers/video/cyber2000fb.c b/drivers/video/cyber2000fb.c
index 3a561df..0c1afd1 100644
--- a/drivers/video/cyber2000fb.c
+++ b/drivers/video/cyber2000fb.c
@@ -388,6 +388,7 @@ cyber2000fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
 		pseudo_val |= convert_bitfield(red, &var->red);
 		pseudo_val |= convert_bitfield(green, &var->green);
 		pseudo_val |= convert_bitfield(blue, &var->blue);
+		ret = 0;
 		break;
 	}
 
@@ -436,6 +437,8 @@ static void cyber2000fb_write_ramdac_ctrl(struct cfb_info *cfb)
 	cyber2000fb_writeb(i | 4, 0x3cf, cfb);
 	cyber2000fb_writeb(val, 0x3c6, cfb);
 	cyber2000fb_writeb(i, 0x3cf, cfb);
+	/* prevent card lock-up observed on x86 with CyberPro 2000 */
+	cyber2000fb_readb(0x3cf, cfb);
 }
 
 static void cyber2000fb_set_timing(struct cfb_info *cfb, struct par_info *hw)
diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c
index 7d8c55d..ca3355e 100644
--- a/drivers/video/gbefb.c
+++ b/drivers/video/gbefb.c
@@ -91,10 +91,10 @@ static uint32_t pseudo_palette[16];
 static uint32_t gbe_cmap[256];
 static int gbe_turned_on; /* 0 turned off, 1 turned on */
 
-static char *mode_option __initdata = NULL;
+static char *mode_option __devinitdata = NULL;
 
 /* default CRT mode */
-static struct fb_var_screeninfo default_var_CRT __initdata = {
+static struct fb_var_screeninfo default_var_CRT __devinitdata = {
 	/* 640x480, 60 Hz, Non-Interlaced (25.175 MHz dotclock) */
 	.xres		= 640,
 	.yres		= 480,
@@ -125,7 +125,7 @@ static struct fb_var_screeninfo default_var_CRT __initdata = {
 };
 
 /* default LCD mode */
-static struct fb_var_screeninfo default_var_LCD __initdata = {
+static struct fb_var_screeninfo default_var_LCD __devinitdata = {
 	/* 1600x1024, 8 bpp */
 	.xres		= 1600,
 	.yres		= 1024,
@@ -157,7 +157,7 @@ static struct fb_var_screeninfo default_var_LCD __initdata = {
 
 /* default modedb mode */
 /* 640x480, 60 Hz, Non-Interlaced (25.172 MHz dotclock) */
-static struct fb_videomode default_mode_CRT __initdata = {
+static struct fb_videomode default_mode_CRT __devinitdata = {
 	.refresh	= 60,
 	.xres		= 640,
 	.yres		= 480,
@@ -172,7 +172,7 @@ static struct fb_videomode default_mode_CRT __initdata = {
 	.vmode		= FB_VMODE_NONINTERLACED,
 };
 /* 1600x1024 SGI flatpanel 1600sw */
-static struct fb_videomode default_mode_LCD __initdata = {
+static struct fb_videomode default_mode_LCD __devinitdata = {
 	/* 1600x1024, 8 bpp */
 	.xres		= 1600,
 	.yres		= 1024,
@@ -186,8 +186,8 @@ static struct fb_videomode default_mode_LCD __initdata = {
 	.vmode		= FB_VMODE_NONINTERLACED,
 };
 
-static struct fb_videomode *default_mode __initdata = &default_mode_CRT;
-static struct fb_var_screeninfo *default_var __initdata = &default_var_CRT;
+static struct fb_videomode *default_mode __devinitdata = &default_mode_CRT;
+static struct fb_var_screeninfo *default_var __devinitdata = &default_var_CRT;
 
 static int flat_panel_enabled = 0;
 
@@ -1098,7 +1098,7 @@ static void gbefb_create_sysfs(struct device *dev)
  * Initialization
  */
 
-static int __init gbefb_setup(char *options)
+static int __devinit gbefb_setup(char *options)
 {
 	char *this_opt;
 
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index b4b6dece..43f0639 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -175,6 +175,7 @@ struct imxfb_info {
 
 	struct imx_fb_videomode *mode;
 	int			num_modes;
+	struct backlight_device *bl;
 
 	void (*lcd_power)(int);
 	void (*backlight_power)(int);
@@ -449,6 +450,73 @@ static int imxfb_set_par(struct fb_info *info)
 	return 0;
 }
 
+
+
+static int imxfb_bl_get_brightness(struct backlight_device *bl)
+{
+	struct imxfb_info *fbi = bl_get_data(bl);
+
+	return readl(fbi->regs + LCDC_PWMR) & 0xFF;
+}
+
+static int imxfb_bl_update_status(struct backlight_device *bl)
+{
+	struct imxfb_info *fbi = bl_get_data(bl);
+	int brightness = bl->props.brightness;
+
+	if (bl->props.power != FB_BLANK_UNBLANK)
+		brightness = 0;
+	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	fbi->pwmr = (fbi->pwmr & ~0xFF) | brightness;
+
+	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+		clk_enable(fbi->clk);
+	writel(fbi->pwmr, fbi->regs + LCDC_PWMR);
+	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+		clk_disable(fbi->clk);
+
+	return 0;
+}
+
+static const struct backlight_ops imxfb_lcdc_bl_ops = {
+	.update_status = imxfb_bl_update_status,
+	.get_brightness = imxfb_bl_get_brightness,
+};
+
+static void imxfb_init_backlight(struct imxfb_info *fbi)
+{
+	struct backlight_properties props;
+	struct backlight_device	*bl;
+
+	if (fbi->bl)
+		return;
+
+	memset(&props, 0, sizeof(struct backlight_properties));
+	props.max_brightness = 0xff;
+	writel(fbi->pwmr, fbi->regs + LCDC_PWMR);
+
+	bl = backlight_device_register("imxfb-bl", &fbi->pdev->dev, fbi,
+				       &imxfb_lcdc_bl_ops, &props);
+	if (IS_ERR(bl)) {
+		dev_err(&fbi->pdev->dev, "error %ld on backlight register\n",
+				PTR_ERR(bl));
+		return;
+	}
+
+	fbi->bl = bl;
+	bl->props.power = FB_BLANK_UNBLANK;
+	bl->props.fb_blank = FB_BLANK_UNBLANK;
+	bl->props.brightness = imxfb_bl_get_brightness(bl);
+}
+
+static void imxfb_exit_backlight(struct imxfb_info *fbi)
+{
+	if (fbi->bl)
+		backlight_device_unregister(fbi->bl);
+}
+
 static void imxfb_enable_controller(struct imxfb_info *fbi)
 {
 	pr_debug("Enabling LCD controller\n");
@@ -579,7 +647,6 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf
 			fbi->regs + LCDC_SIZE);
 
 	writel(fbi->pcr, fbi->regs + LCDC_PCR);
-	writel(fbi->pwmr, fbi->regs + LCDC_PWMR);
 	writel(fbi->lscr1, fbi->regs + LCDC_LSCR1);
 	writel(fbi->dmacr, fbi->regs + LCDC_DMACR);
 
@@ -779,6 +846,8 @@ static int __init imxfb_probe(struct platform_device *pdev)
 	}
 
 	imxfb_enable_controller(fbi);
+	fbi->pdev = pdev;
+	imxfb_init_backlight(fbi);
 
 	return 0;
 
@@ -816,6 +885,7 @@ static int __devexit imxfb_remove(struct platform_device *pdev)
 
 	imxfb_disable_controller(fbi);
 
+	imxfb_exit_backlight(fbi);
 	unregister_framebuffer(info);
 
 	pdata = pdev->dev.platform_data;
diff --git a/drivers/video/omap2/vram.c b/drivers/video/omap2/vram.c
index 3b1237a..f6fdc20 100644
--- a/drivers/video/omap2/vram.c
+++ b/drivers/video/omap2/vram.c
@@ -25,7 +25,7 @@
 #include <linux/list.h>
 #include <linux/slab.h>
 #include <linux/seq_file.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
 #include <linux/completion.h>
 #include <linux/debugfs.h>
 #include <linux/jiffies.h>
@@ -525,10 +525,8 @@ early_param("vram", omap_vram_early_vram);
  * Called from map_io. We need to call to this early enough so that we
  * can reserve the fixed SDRAM regions before VM could get hold of them.
  */
-void __init omap_vram_reserve_sdram(void)
+void __init omap_vram_reserve_sdram_memblock(void)
 {
-	struct bootmem_data	*bdata;
-	unsigned long		sdram_start, sdram_size;
 	u32 paddr;
 	u32 size = 0;
 
@@ -555,29 +553,28 @@ void __init omap_vram_reserve_sdram(void)
 
 	size = PAGE_ALIGN(size);
 
-	bdata = NODE_DATA(0)->bdata;
-	sdram_start = bdata->node_min_pfn << PAGE_SHIFT;
-	sdram_size = (bdata->node_low_pfn << PAGE_SHIFT) - sdram_start;
-
 	if (paddr) {
-		if ((paddr & ~PAGE_MASK) || paddr < sdram_start ||
-				paddr + size > sdram_start + sdram_size) {
+		struct memblock_property res;
+
+		res.base = paddr;
+		res.size = size;
+		if ((paddr & ~PAGE_MASK) || memblock_find(&res) ||
+		    res.base != paddr || res.size != size) {
 			pr_err("Illegal SDRAM region for VRAM\n");
 			return;
 		}
 
-		if (reserve_bootmem(paddr, size, BOOTMEM_EXCLUSIVE) < 0) {
-			pr_err("FB: failed to reserve VRAM\n");
+		if (memblock_is_region_reserved(paddr, size)) {
+			pr_err("FB: failed to reserve VRAM - busy\n");
 			return;
 		}
-	} else {
-		if (size > sdram_size) {
-			pr_err("Illegal SDRAM size for VRAM\n");
+
+		if (memblock_reserve(paddr, size) < 0) {
+			pr_err("FB: failed to reserve VRAM - no memory\n");
 			return;
 		}
-
-		paddr = virt_to_phys(alloc_bootmem_pages(size));
-		BUG_ON(paddr & ~PAGE_MASK);
+	} else {
+		paddr = memblock_alloc_base(size, PAGE_SIZE, MEMBLOCK_REAL_LIMIT);
 	}
 
 	omap_vram_add_region(paddr, size);
diff --git a/drivers/video/pmag-ba-fb.c b/drivers/video/pmag-ba-fb.c
index 0f361b6..0c69fa2 100644
--- a/drivers/video/pmag-ba-fb.c
+++ b/drivers/video/pmag-ba-fb.c
@@ -44,7 +44,7 @@ struct pmagbafb_par {
 };
 
 
-static struct fb_var_screeninfo pmagbafb_defined __initdata = {
+static struct fb_var_screeninfo pmagbafb_defined __devinitdata = {
 	.xres		= 1024,
 	.yres		= 864,
 	.xres_virtual	= 1024,
@@ -68,7 +68,7 @@ static struct fb_var_screeninfo pmagbafb_defined __initdata = {
 	.vmode		= FB_VMODE_NONINTERLACED,
 };
 
-static struct fb_fix_screeninfo pmagbafb_fix __initdata = {
+static struct fb_fix_screeninfo pmagbafb_fix __devinitdata = {
 	.id		= "PMAG-BA",
 	.smem_len	= (1024 * 1024),
 	.type		= FB_TYPE_PACKED_PIXELS,
@@ -142,7 +142,7 @@ static void __init pmagbafb_erase_cursor(struct fb_info *info)
 }
 
 
-static int __init pmagbafb_probe(struct device *dev)
+static int __devinit pmagbafb_probe(struct device *dev)
 {
 	struct tc_dev *tdev = to_tc_dev(dev);
 	resource_size_t start, len;
diff --git a/drivers/video/pmagb-b-fb.c b/drivers/video/pmagb-b-fb.c
index 2de0806..22fcb9a 100644
--- a/drivers/video/pmagb-b-fb.c
+++ b/drivers/video/pmagb-b-fb.c
@@ -45,7 +45,7 @@ struct pmagbbfb_par {
 };
 
 
-static struct fb_var_screeninfo pmagbbfb_defined __initdata = {
+static struct fb_var_screeninfo pmagbbfb_defined __devinitdata = {
 	.bits_per_pixel	= 8,
 	.red.length	= 8,
 	.green.length	= 8,
@@ -58,7 +58,7 @@ static struct fb_var_screeninfo pmagbbfb_defined __initdata = {
 	.vmode		= FB_VMODE_NONINTERLACED,
 };
 
-static struct fb_fix_screeninfo pmagbbfb_fix __initdata = {
+static struct fb_fix_screeninfo pmagbbfb_fix __devinitdata = {
 	.id		= "PMAGB-BA",
 	.smem_len	= (2048 * 1024),
 	.type		= FB_TYPE_PACKED_PIXELS,
@@ -148,7 +148,7 @@ static void __init pmagbbfb_erase_cursor(struct fb_info *info)
 /*
  * Set up screen parameters.
  */
-static void __init pmagbbfb_screen_setup(struct fb_info *info)
+static void __devinit pmagbbfb_screen_setup(struct fb_info *info)
 {
 	struct pmagbbfb_par *par = info->par;
 
@@ -180,9 +180,9 @@ static void __init pmagbbfb_screen_setup(struct fb_info *info)
 /*
  * Determine oscillator configuration.
  */
-static void __init pmagbbfb_osc_setup(struct fb_info *info)
+static void __devinit pmagbbfb_osc_setup(struct fb_info *info)
 {
-	static unsigned int pmagbbfb_freqs[] __initdata = {
+	static unsigned int pmagbbfb_freqs[] __devinitdata = {
 		130808, 119843, 104000, 92980, 74370, 72800,
 		69197, 66000, 65000, 50350, 36000, 32000, 25175
 	};
@@ -247,7 +247,7 @@ static void __init pmagbbfb_osc_setup(struct fb_info *info)
 };
 
 
-static int __init pmagbbfb_probe(struct device *dev)
+static int __devinit pmagbbfb_probe(struct device *dev)
 {
 	struct tc_dev *tdev = to_tc_dev(dev);
 	resource_size_t start, len;