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-rw-r--r--arch/arm/plat-omap/devices.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c
index 1e2383eae63..6f42a18b8aa 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>
@@ -231,6 +232,75 @@ static void omap_init_uwire(void)
static inline void omap_init_uwire(void) {}
#endif
+/*-------------------------------------------------------------------------*/
+
+#if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE)
+
+static struct resource wdt_resources[] = {
+ {
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device omap_wdt_device = {
+ .name = "omap_wdt",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(wdt_resources),
+ .resource = wdt_resources,
+};
+
+static void omap_init_wdt(void)
+{
+ if (cpu_is_omap16xx())
+ wdt_resources[0].start = 0xfffeb000;
+ else if (cpu_is_omap2420())
+ wdt_resources[0].start = 0x48022000; /* WDT2 */
+ else if (cpu_is_omap2430())
+ wdt_resources[0].start = 0x49016000; /* WDT2 */
+ else if (cpu_is_omap343x())
+ wdt_resources[0].start = 0x48314000; /* WDT2 */
+ else if (cpu_is_omap44xx())
+ wdt_resources[0].start = 0x4a314000;
+ else
+ return;
+
+ wdt_resources[0].end = wdt_resources[0].start + 0x4f;
+
+ (void) platform_device_register(&omap_wdt_device);
+}
+#else
+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):