xtensa: support common clock framework

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 44f1152efa2f6c6a714bba0988696f7c50ad44c6..c87ae7c6e5f94636ab576a649ada006b4fb376dc 100644 (file)
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -20,6 +20,7 @@ config XTENSA
        select HAVE_FUNCTION_TRACER
        select HAVE_IRQ_TIME_ACCOUNTING
        select HAVE_PERF_EVENTS
+       select COMMON_CLK
        help
          Xtensa processors are 32-bit RISC machines designed by Tensilica
          primarily for embedded systems.  These processors are both

diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index 7d12af1317f183d9af4b813ba4fd11bc94450924..84fe931bb60e1f012417d202d002813b12cf68aa 100644 (file)
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -22,6 +22,7 @@
 #include <linux/bootmem.h>
 #include <linux/kernel.h>
 #include <linux/percpu.h>
+#include <linux/clk-provider.h>
 #include <linux/cpu.h>
 #include <linux/of_fdt.h>
 #include <linux/of_platform.h>
@@ -276,6 +277,7 @@ void __init early_init_devtree(void *params)
 
 static int __init xtensa_device_probe(void)
 {
+       of_clk_init(NULL);
        of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
        return 0;
 }