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-rw-r--r--Documentation/devicetree/bindings/clock/altr_socfpga.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/altr_socfpga.txt b/Documentation/devicetree/bindings/clock/altr_socfpga.txt
index 0045433eae1f..5dfd145d3ccf 100644
--- a/Documentation/devicetree/bindings/clock/altr_socfpga.txt
+++ b/Documentation/devicetree/bindings/clock/altr_socfpga.txt
@@ -23,3 +23,8 @@ Optional properties:
23 and the bit index. 23 and the bit index.
24- div-reg : For "socfpga-gate-clk", div-reg contains the divider register, bit shift, 24- div-reg : For "socfpga-gate-clk", div-reg contains the divider register, bit shift,
25 and width. 25 and width.
26- clk-phase : For the sdmmc_clk, contains the value of the clock phase that controls
27 the SDMMC CIU clock. The first value is the clk_sample(smpsel), and the second
28 value is the cclk_in_drv(drvsel). The clk-phase is used to enable the correct
29 hold/delay times that is needed for the SD/MMC CIU clock. The values of both
30 can be 0-315 degrees, in 45 degree increments.