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| author | Felipe Contreras <felipe.contreras@gmail.com> | 2010-10-04 20:09:14 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-10-05 23:05:11 +0400 |
| commit | 90173882ed15a8034d6d162da5f343a2c7d87587 (patch) | |
| tree | ca7a366d93b4d93aa5d43d6e0005b13efee49866 /arch/arm/plat-omap/devices.c | |
| parent | 07dea29a110b610a82ab7ecfea99b617d51c4965 (diff) | |
| download | linux-90173882ed15a8034d6d162da5f343a2c7d87587.tar.xz | |
omap: add dsp platform device
Otherwise tidspbridge cannot work.
It looks like this was dropped in the conversion to staging. I took the
liberty of doing some cleaning up.
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm/plat-omap/devices.c')
| -rw-r--r-- | arch/arm/plat-omap/devices.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index d1920be7833b..4c8f9b96aa6c 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -15,6 +15,7 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/slab.h> +#include <linux/memblock.h> #include <mach/hardware.h> #include <asm/mach-types.h> @@ -272,6 +273,35 @@ static void omap_init_wdt(void) static inline void omap_init_wdt(void) {} #endif +#if defined(CONFIG_TIDSPBRIDGE) || defined(CONFIG_TIDSPBRIDGE_MODULE) + +static phys_addr_t omap_dsp_phys_mempool_base; + +void __init omap_dsp_reserve_sdram_memblock(void) +{ + phys_addr_t size = CONFIG_TIDSPBRIDGE_MEMPOOL_SIZE; + phys_addr_t paddr; + + if (!size) + return; + + paddr = __memblock_alloc_base(size, SZ_1M, MEMBLOCK_REAL_LIMIT); + if (!paddr) { + pr_err("%s: failed to reserve %x bytes\n", + __func__, size); + return; + } + + omap_dsp_phys_mempool_base = paddr; +} + +phys_addr_t omap_dsp_get_mempool_base(void) +{ + return omap_dsp_phys_mempool_base; +} +EXPORT_SYMBOL(omap_dsp_get_mempool_base); +#endif + /* * This gets called after board-specific INIT_MACHINE, and initializes most * on-chip peripherals accessible on this board (except for few like USB): |