#include <linux/math64.h>
#include <linux/platform_data/video-imxfb.h>
-#include <mach/hardware.h>
/*
* Complain if VAR is out of range.
#define LCDC_SIZE 0x04
#define SIZE_XMAX(x) ((((x) >> 4) & 0x3f) << 20)
-#define YMAX_MASK (cpu_is_mx1() ? 0x1ff : 0x3ff)
-#define SIZE_YMAX(y) ((y) & YMAX_MASK)
+#define YMAX_MASK_IMX1 0x1ff
+#define YMAX_MASK_IMX21 0x3ff
#define LCDC_VPW 0x08
#define VPW_VPW(x) ((x) & 0x3ff)
struct fb_bitfield transp;
};
+enum imxfb_type {
+ IMX1_FB,
+ IMX21_FB,
+};
+
struct imxfb_info {
struct platform_device *pdev;
void __iomem *regs;
struct clk *clk_ipg;
struct clk *clk_ahb;
struct clk *clk_per;
+ enum imxfb_type devtype;
/*
* These are the addresses we mapped
void (*backlight_power)(int);
};
+static struct platform_device_id imxfb_devtype[] = {
+ {
+ .name = "imx1-fb",
+ .driver_data = IMX1_FB,
+ }, {
+ .name = "imx21-fb",
+ .driver_data = IMX21_FB,
+ }, {
+ /* sentinel */
+ }
+};
+MODULE_DEVICE_TABLE(platform, imxfb_devtype);
+
+static inline int is_imx1_fb(struct imxfb_info *fbi)
+{
+ return fbi->devtype == IMX1_FB;
+}
+
#define IMX_NAME "IMX"
/*
break;
case 16:
default:
- if (cpu_is_mx1())
+ if (is_imx1_fb(fbi))
pcr |= PCR_BPIX_12;
else
pcr |= PCR_BPIX_16;
static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *info)
{
struct imxfb_info *fbi = info->par;
+ u32 ymax_mask = is_imx1_fb(fbi) ? YMAX_MASK_IMX1 : YMAX_MASK_IMX21;
pr_debug("var: xres=%d hslen=%d lm=%d rm=%d\n",
var->xres, var->hsync_len,
if (var->right_margin > 255)
printk(KERN_ERR "%s: invalid right_margin %d\n",
info->fix.id, var->right_margin);
- if (var->yres < 1 || var->yres > YMAX_MASK)
+ if (var->yres < 1 || var->yres > ymax_mask)
printk(KERN_ERR "%s: invalid yres %d\n",
info->fix.id, var->yres);
if (var->vsync_len > 100)
VCR_V_WAIT_2(var->upper_margin),
fbi->regs + LCDC_VCR);
- writel(SIZE_XMAX(var->xres) | SIZE_YMAX(var->yres),
+ writel(SIZE_XMAX(var->xres) | (var->yres & ymax_mask),
fbi->regs + LCDC_SIZE);
writel(fbi->pcr, fbi->regs + LCDC_PCR);
return -ENOMEM;
fbi = info->par;
+ fbi->devtype = pdev->id_entry->driver_data;
if (!fb_mode)
fb_mode = pdata->mode[0].mode.name;
.driver = {
.name = DRIVER_NAME,
},
+ .id_table = imxfb_devtype,
};
static int imxfb_setup(void)