diff options
| author | Pawel Osciak <p.osciak@samsung.com> | 2010-08-10 18:02:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-08-11 08:59:12 -0700 |
| commit | 04ab9ef97771ba88789672a1f0d0ddcf8dbc0924 (patch) | |
| tree | 2cdd3901815caf4a1dd9f2e9d108622068e35269 /arch/arm | |
| parent | 8cfdcb2393b05cc80f89ed0110c0f90423d2fee1 (diff) | |
s3c-fb: add support for DMA channel control on S5PV210
S5PV210 SoCs allow enabling/disabling DMA channels per window. For a
window to display data from framebuffer memory, its channel has to be
enabled.
Signed-off-by: Pawel Osciak <p.osciak@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: InKi Dae <inki.dae@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/regs-fb.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/regs-fb.h b/arch/arm/plat-samsung/include/plat/regs-fb.h index 4359918b58b..8f39aa5b26e 100644 --- a/arch/arm/plat-samsung/include/plat/regs-fb.h +++ b/arch/arm/plat-samsung/include/plat/regs-fb.h @@ -223,6 +223,10 @@ /* S5PV210 */ #define SHADOWCON (0x34) #define SHADOWCON_WINx_PROTECT(_win) (1 << (10 + (_win))) +/* DMA channels (all windows) */ +#define SHADOWCON_CHx_ENABLE(_win) (1 << (_win)) +/* Local input channels (windows 0-2) */ +#define SHADOWCON_CHx_LOCAL_ENABLE(_win) (1 << (5 + (_win))) #define VIDOSDxA_TOPLEFT_X_MASK (0x7ff << 11) #define VIDOSDxA_TOPLEFT_X_SHIFT (11) |