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path: root/drivers/video/offb.c
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Diffstat (limited to 'drivers/video/offb.c')
-rw-r--r--drivers/video/offb.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/video/offb.c b/drivers/video/offb.c
index 452433d46973..d7b3dcc0dc43 100644
--- a/drivers/video/offb.c
+++ b/drivers/video/offb.c
@@ -248,7 +248,7 @@ static void __iomem *offb_map_reg(struct device_node *np, int index,
248static void __init offb_init_fb(const char *name, const char *full_name, 248static void __init offb_init_fb(const char *name, const char *full_name,
249 int width, int height, int depth, 249 int width, int height, int depth,
250 int pitch, unsigned long address, 250 int pitch, unsigned long address,
251 struct device_node *dp) 251 int foreign_endian, struct device_node *dp)
252{ 252{
253 unsigned long res_size = pitch * height * (depth + 7) / 8; 253 unsigned long res_size = pitch * height * (depth + 7) / 8;
254 struct offb_par *par = &default_par; 254 struct offb_par *par = &default_par;
@@ -397,7 +397,7 @@ static void __init offb_init_fb(const char *name, const char *full_name,
397 info->screen_base = ioremap(address, fix->smem_len); 397 info->screen_base = ioremap(address, fix->smem_len);
398 info->par = par; 398 info->par = par;
399 info->pseudo_palette = (void *) (info + 1); 399 info->pseudo_palette = (void *) (info + 1);
400 info->flags = FBINFO_DEFAULT; 400 info->flags = FBINFO_DEFAULT | foreign_endian;
401 401
402 fb_alloc_cmap(&info->cmap, 256, 0); 402 fb_alloc_cmap(&info->cmap, 256, 0);
403 403
@@ -424,6 +424,15 @@ static void __init offb_init_nodriver(struct device_node *dp, int no_real_node)
424 u64 rstart, address = OF_BAD_ADDR; 424 u64 rstart, address = OF_BAD_ADDR;
425 const u32 *pp, *addrp, *up; 425 const u32 *pp, *addrp, *up;
426 u64 asize; 426 u64 asize;
427 int foreign_endian = 0;
428
429#ifdef __BIG_ENDIAN
430 if (of_get_property(dp, "little-endian", NULL))
431 foreign_endian = FBINFO_FOREIGN_ENDIAN;
432#else
433 if (of_get_property(dp, "big-endian", NULL))
434 foreign_endian = FBINFO_FOREIGN_ENDIAN;
435#endif
427 436
428 pp = of_get_property(dp, "linux,bootx-depth", &len); 437 pp = of_get_property(dp, "linux,bootx-depth", &len);
429 if (pp == NULL) 438 if (pp == NULL)
@@ -509,7 +518,7 @@ static void __init offb_init_nodriver(struct device_node *dp, int no_real_node)
509 offb_init_fb(no_real_node ? "bootx" : dp->name, 518 offb_init_fb(no_real_node ? "bootx" : dp->name,
510 no_real_node ? "display" : dp->full_name, 519 no_real_node ? "display" : dp->full_name,
511 width, height, depth, pitch, address, 520 width, height, depth, pitch, address,
512 no_real_node ? NULL : dp); 521 foreign_endian, no_real_node ? NULL : dp);
513 } 522 }
514} 523}
515 524