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path: root/drivers/clk/mvebu/common.h
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Diffstat (limited to 'drivers/clk/mvebu/common.h')
-rw-r--r--drivers/clk/mvebu/common.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/clk/mvebu/common.h b/drivers/clk/mvebu/common.h
index f968b4d9df92..783b5631a453 100644
--- a/drivers/clk/mvebu/common.h
+++ b/drivers/clk/mvebu/common.h
@@ -17,6 +17,8 @@
#include <linux/kernel.h>
+extern spinlock_t ctrl_gating_lock;
+
struct device_node;
struct coreclk_ratio {
@@ -28,6 +30,8 @@ struct coreclk_soc_desc {
u32 (*get_tclk_freq)(void __iomem *sar);
u32 (*get_cpu_freq)(void __iomem *sar);
void (*get_clk_ratio)(void __iomem *sar, int id, int *mult, int *div);
+ bool (*is_sscg_enabled)(void __iomem *sar);
+ u32 (*fix_sscg_deviation)(u32 system_clk);
const struct coreclk_ratio *ratios;
int num_ratios;
};
@@ -45,4 +49,9 @@ void __init mvebu_coreclk_setup(struct device_node *np,
void __init mvebu_clk_gating_setup(struct device_node *np,
const struct clk_gating_soc_desc *desc);
+/*
+ * This function is shared among the Kirkwood, Armada 370, Armada XP
+ * and Armada 375 SoC
+ */
+u32 kirkwood_fix_sscg_deviation(u32 system_clk);
#endif