clk: rockchip: support setting ddr clock via SCPI APIs

[firefly-linux-kernel-4.4.55.git] / drivers / clk / rockchip / clk.h

diff --git a/drivers/clk/rockchip/clk.h b/drivers/clk/rockchip/clk.h
index 17161a09dd47b5b1dc8f71b115018f6700ebd416..c1e49b2767ec46d1343e184e4c49699442ae4b6b 100644 (file)
--- a/drivers/clk/rockchip/clk.h
+++ b/drivers/clk/rockchip/clk.h
@@ -309,8 +309,10 @@ struct clk *rockchip_clk_register_mmc(const char *name,
  * there may have serval ways to set ddr clock, use
  * this flag to distinguish them.
  * ROCKCHIP_DDRCLK_SIP: use SIP call to bl31 to change ddrclk rate.
+ * ROCKCHIP_DDRCLK_SCPI: use SCPI APIs to let mcu change ddrclk rate.
  */
 #define ROCKCHIP_DDRCLK_SIP            0x01
+#define ROCKCHIP_DDRCLK_SCPI           0x02
 
 struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
                                         const char *const *parent_names,