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Diffstat (limited to 'arch/arm/mach-omap2/dsp.c')
-rw-r--r--arch/arm/mach-omap2/dsp.c35
1 files changed, 31 insertions, 4 deletions
diff --git a/arch/arm/mach-omap2/dsp.c b/arch/arm/mach-omap2/dsp.c
index 74f18f2..88ffa1e 100644
--- a/arch/arm/mach-omap2/dsp.c
+++ b/arch/arm/mach-omap2/dsp.c
@@ -20,6 +20,9 @@
#include <linux/module.h>
#include <linux/platform_device.h>
+
+#include <asm/memblock.h>
+
#include "cm2xxx_3xxx.h"
#include "prm2xxx_3xxx.h"
#ifdef CONFIG_BRIDGE_DVFS
@@ -28,8 +31,6 @@
#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 +48,31 @@ 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;
@@ -57,8 +83,9 @@ static int __init omap_dsp_init(void)
if (pdata->phys_mempool_base) {
pdata->phys_mempool_size = CONFIG_TIDSPBRIDGE_MEMPOOL_SIZE;
- pr_info("%s: %x bytes @ %x\n", __func__,
- pdata->phys_mempool_size, pdata->phys_mempool_base);
+ pr_info("%s: %llx bytes @ %llx\n", __func__,
+ (unsigned long long)pdata->phys_mempool_size,
+ (unsigned long long)pdata->phys_mempool_base);
}
pdev = platform_device_alloc("omap-dsp", -1);