arm64: dts: sprd: Add clock properties for serial devices

We've introduced power management logics for the Spreadtrum serial
controller by commit 062ec2774c8a ("serial: sprd: Add power management
for the Spreadtrum serial controller"), thus add related clock properties
to support this feature.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --git a/arch/arm64/boot/dts/sprd/whale2.dtsi b/arch/arm64/boot/dts/sprd/whale2.dtsi
index eb6be5675f79e683ee1d00ca77233df771f8b53a..4bb862c6b08312451bce50087fb2fe9a3b70cd86 100644 (file)
--- a/arch/arm64/boot/dts/sprd/whale2.dtsi
+++ b/arch/arm64/boot/dts/sprd/whale2.dtsi
@@ -75,7 +75,9 @@
                                             "sprd,sc9836-uart";
                                reg = <0x0 0x100>;
                                interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
-                               clocks = <&ext_26m>;
+                               clock-names = "enable", "uart", "source";
+                               clocks = <&apapb_gate CLK_UART0_EB>,
+                                      <&ap_clk CLK_UART0>, <&ext_26m>;
                                status = "disabled";
                        };
 
@@ -84,7 +86,9 @@
                                             "sprd,sc9836-uart";
                                reg = <0x100000 0x100>;
                                interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
-                               clocks = <&ext_26m>;
+                               clock-names = "enable", "uart", "source";
+                               clocks = <&apapb_gate CLK_UART1_EB>,
+                                      <&ap_clk CLK_UART1>, <&ext_26m>;
                                status = "disabled";
                        };
 
@@ -93,7 +97,9 @@
                                             "sprd,sc9836-uart";
                                reg = <0x200000 0x100>;
                                interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
-                               clocks = <&ext_26m>;
+                               clock-names = "enable", "uart", "source";
+                               clocks = <&apapb_gate CLK_UART2_EB>,
+                                      <&ap_clk CLK_UART2>, <&ext_26m>;
                                status = "disabled";
                        };
 
@@ -102,7 +108,9 @@
                                             "sprd,sc9836-uart";
                                reg = <0x300000 0x100>;
                                interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
-                               clocks = <&ext_26m>;
+                               clock-names = "enable", "uart", "source";
+                               clocks = <&apapb_gate CLK_UART3_EB>,
+                                      <&ap_clk CLK_UART3>, <&ext_26m>;
                                status = "disabled";
                        };
                };