clk: add clocks pointer to sof main context

Adds pointer to platforms clock info to sof main context.

Signed-off-by: Tomasz Lauda <tomasz.lauda@linux.intel.com>

src/include/sof/sof.h

@@ -12,6 +12,7 @@
 #include <sof/common.h>
 #include <sof/lib/memory.h>
 
+struct clock_info;
 struct dma_trace_data;
 struct ipc;
 struct sa;
@@ -41,6 +42,9 @@ struct sof {
 	/* generic trace structure */
 	struct trace *trace;
 
+	/* platform clock information */
+	struct clock_info *clocks;
+
 	__aligned(PLATFORM_DCACHE_ALIGN) int alignment[0];
 } __aligned(PLATFORM_DCACHE_ALIGN);
 

src/platform/baytrail/lib/clk.c

@@ -119,4 +119,6 @@ void platform_clock_init(struct sof *sof)
 
 	for (i = 0; i < NUM_CLOCKS; i++)
 		spinlock_init(&platform_clocks_info[i].lock);
+
+	sof->clocks = clocks;
 }

src/platform/haswell/lib/clk.c

@@ -90,4 +90,6 @@ void platform_clock_init(struct sof *sof)
 
 	for (i = 0; i < NUM_CLOCKS; i++)
 		spinlock_init(&platform_clocks_info[i].lock);
+
+	sof->clocks = clocks;
 }

src/platform/imx8/lib/clk.c

@@ -39,4 +39,6 @@ void platform_clock_init(struct sof *sof)
 
 		spinlock_init(&platform_clocks_info[i].lock);
 	}
+
+	sof->clocks = clocks;
 }

src/platform/intel/cavs/lib/clk.c

@@ -78,4 +78,6 @@ void platform_clock_init(struct sof *sof)
 	};
 
 	spinlock_init(&platform_clocks_info[CLK_SSP].lock);
+
+	sof->clocks = clocks;
 }