To minimize jitter on the I2S clocks, it is important that the
denominator in the fractional divider is much greater than the
numerator.  Add identifiers for these internal clocks so that the
specific clock topology and rates can be specified in the device tree.

Signed-off-by: John Keeping <[email protected]>
---
 include/dt-bindings/clock/rk3288-cru.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/dt-bindings/clock/rk3288-cru.h 
b/include/dt-bindings/clock/rk3288-cru.h
index 9a586e2d9c91..9526653383d9 100644
--- a/include/dt-bindings/clock/rk3288-cru.h
+++ b/include/dt-bindings/clock/rk3288-cru.h
@@ -88,6 +88,9 @@
 #define SCLK_PVTM_GPU          124
 #define SCLK_CRYPTO            125
 #define SCLK_MIPIDSI_24M       126
+#define SCLK_I2S_PRE           127
+#define SCLK_I2S_SRC           128
+#define SCLK_I2S_FRAC          129
 
 #define SCLK_MAC               151
 #define SCLK_MACREF_OUT                152
-- 
2.9.3.728.g30b24b4.dirty

Reply via email to