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Diffstat (limited to 'arch/arm/mach-omap2/dsp.c')
-rw-r--r--arch/arm/mach-omap2/dsp.c27
1 files changed, 25 insertions, 2 deletions
diff --git a/arch/arm/mach-omap2/dsp.c b/arch/arm/mach-omap2/dsp.c
index 3376388b317a..845309f146fe 100644
--- a/arch/arm/mach-omap2/dsp.c
+++ b/arch/arm/mach-omap2/dsp.c
@@ -28,8 +28,6 @@
#include <plat/dsp.h>
-extern phys_addr_t omap_dsp_get_mempool_base(void);
-
static struct platform_device *omap_dsp_pdev;
static struct omap_dsp_platform_data omap_dsp_pdata __initdata = {
@@ -47,6 +45,31 @@ static struct omap_dsp_platform_data omap_dsp_pdata __initdata = {
.dsp_cm_rmw_bits = omap2_cm_rmw_mod_reg_bits,
};
+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 = arm_memblock_steal(size, SZ_1M);
+ if (!paddr) {
+ pr_err("%s: failed to reserve %llx bytes\n",
+ __func__, (unsigned long long)size);
+ return;
+ }
+
+ omap_dsp_phys_mempool_base = paddr;
+}
+
+static phys_addr_t omap_dsp_get_mempool_base(void)
+{
+ return omap_dsp_phys_mempool_base;
+}
+
static int __init omap_dsp_init(void)
{
struct platform_device *pdev;