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-rw-r--r--include/linux/clk-provider.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index 265f384f1e01..37ad97961e5a 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -299,6 +299,10 @@ struct clk *clk_register_divider_table(struct device *dev, const char *name,
* Flags:
* CLK_MUX_INDEX_ONE - register index starts at 1, not 0
* CLK_MUX_INDEX_BIT - register index is a single bit (power of two)
+ * CLK_MUX_HIWORD_MASK - The mux settings are only in lower 16-bit of this
+ * register, and mask of mux bits are in higher 16-bit of this register.
+ * While setting the mux bits, higher 16-bit should also be updated to
+ * indicate changing mux bits.
*/
struct clk_mux {
struct clk_hw hw;
@@ -312,6 +316,7 @@ struct clk_mux {
#define CLK_MUX_INDEX_ONE BIT(0)
#define CLK_MUX_INDEX_BIT BIT(1)
+#define CLK_MUX_HIWORD_MASK BIT(2)
extern const struct clk_ops clk_mux_ops;