diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/video/mb862xx/mb862xx_reg.h | 6 | ||||
-rw-r--r-- | drivers/video/mb862xx/mb862xxfb.c | 14 |
2 files changed, 15 insertions, 5 deletions
diff --git a/drivers/video/mb862xx/mb862xx_reg.h b/drivers/video/mb862xx/mb862xx_reg.h index 2ba65e1..737fc01 100644 --- a/drivers/video/mb862xx/mb862xx_reg.h +++ b/drivers/video/mb862xx/mb862xx_reg.h @@ -5,11 +5,8 @@ #ifndef _MB862XX_REG_H #define _MB862XX_REG_H -#ifdef MB862XX_MMIO_BOTTOM -#define MB862XX_MMIO_BASE 0x03fc0000 -#else #define MB862XX_MMIO_BASE 0x01fc0000 -#endif +#define MB862XX_MMIO_HIGH_BASE 0x03fc0000 #define MB862XX_I2C_BASE 0x0000c000 #define MB862XX_DISP_BASE 0x00010000 #define MB862XX_CAP_BASE 0x00018000 @@ -23,6 +20,7 @@ #define GC_IMASK 0x00000024 #define GC_SRST 0x0000002c #define GC_CCF 0x00000038 +#define GC_RSW 0x0000005c #define GC_CID 0x000000f0 #define GC_REVISION 0x00000084 diff --git a/drivers/video/mb862xx/mb862xxfb.c b/drivers/video/mb862xx/mb862xxfb.c index a1b81e7..ffb6a2c 100644 --- a/drivers/video/mb862xx/mb862xxfb.c +++ b/drivers/video/mb862xx/mb862xxfb.c @@ -742,6 +742,12 @@ static int coralp_init(struct mb862xxfb_par *par) par->refclk = GC_DISP_REFCLK_400; + if (par->mapped_vram >= 0x2000000) { + /* relocate gdc registers space */ + writel(1, par->fb_base + MB862XX_MMIO_BASE + GC_RSW); + udelay(1); /* wait at least 20 bus cycles */ + } + ver = inreg(host, GC_CID); cn = (ver & GC_CID_CNAME_MSK) >> 8; ver = ver & GC_CID_VERSION_MSK; @@ -907,7 +913,13 @@ static int __devinit mb862xx_pci_probe(struct pci_dev *pdev, case PCI_DEVICE_ID_FUJITSU_CORALPA: par->fb_base_phys = pci_resource_start(par->pdev, 0); par->mapped_vram = CORALP_MEM_SIZE; - par->mmio_base_phys = par->fb_base_phys + MB862XX_MMIO_BASE; + if (par->mapped_vram >= 0x2000000) { + par->mmio_base_phys = par->fb_base_phys + + MB862XX_MMIO_HIGH_BASE; + } else { + par->mmio_base_phys = par->fb_base_phys + + MB862XX_MMIO_BASE; + } par->mmio_len = MB862XX_MMIO_SIZE; par->type = BT_CORALP; break; |