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| author | Nicolas Pitre <nicolas.pitre@linaro.org> | 2011-09-03 03:05:10 +0200 |
|---|---|---|
| committer | Nicolas Pitre <nico@fluxnic.net> | 2011-09-06 23:25:54 +0200 |
| commit | 98b0124f0e2b88ec74cbd9345cf6195e527ce251 (patch) | |
| tree | 411e80fcecedcb4dbddd545757d6fad80dd8411c /arch/arm/mach-prima2/prima2.c | |
| parent | Merge the enabling by default of ARM_PATCH_PHYS_VIRT (diff) | |
| download | linux-98b0124f0e2b88ec74cbd9345cf6195e527ce251.tar.xz linux-98b0124f0e2b88ec74cbd9345cf6195e527ce251.zip | |
ARM: mach-prima2: move ARM_DMA_ZONE_SIZE to mdesc->dma_zone_size
Original comment:
Restrict DMA-able region to workaround silicon limitation.
The limitation restricts buffers available for DMA to SD/MMC
hardware to be below 256MB.
Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Diffstat (limited to 'arch/arm/mach-prima2/prima2.c')
| -rw-r--r-- | arch/arm/mach-prima2/prima2.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-prima2/prima2.c b/arch/arm/mach-prima2/prima2.c index 5654a04319fd..ee33c3d458f5 100644 --- a/arch/arm/mach-prima2/prima2.c +++ b/arch/arm/mach-prima2/prima2.c @@ -36,6 +36,7 @@ MACHINE_START(PRIMA2_EVB, "prima2cb") .map_io = sirfsoc_map_lluart, .init_irq = sirfsoc_of_irq_init, .timer = &sirfsoc_timer, + .dma_zone_size = SZ_256M, .init_machine = sirfsoc_mach_init, .dt_compat = prima2cb_dt_match, MACHINE_END |