clk: arm64: Add DTS clock entry for APM X-Gene Storm SoC

clk: arm64: Add DTS clock entry for APM X-Gene Storm SoC with reference to
reference, PCP PLL, SoC PLL, and Ethernet clocks.

Signed-off-by: Loc Ho <lho@apm.com>
Signed-off-by: Kumar Sankaran <ksankaran@apm.com>
Signed-off-by: Vinayak Kale <vkale@apm.com>
Signed-off-by: Feng Kan <fkan@apm.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

1 files changed, 75 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/apm-storm.dtsi b/arch/arm64/boot/dts/apm-storm.dtsi
index bfdc57834929..d37d7369e260 100644
--- a/arch/arm64/boot/dts/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm-storm.dtsi
@@ -103,6 +103,81 @@
                 #size-cells = <2>;
                 ranges;
 
+                clocks {
+                        #address-cells = <2>;
+                        #size-cells = <2>;
+                        ranges;
+                        refclk: refclk {
+                                compatible = "fixed-clock";
+                                #clock-cells = <1>;
+                                clock-frequency = <100000000>;
+                                clock-output-names = "refclk";
+                        };
+
+                        pcppll: pcppll@17000100 {
+                                compatible = "apm,xgene-pcppll-clock";
+                                #clock-cells = <1>;
+                                clocks = <&refclk 0>;
+                                clock-names = "pcppll";
+                                reg = <0x0 0x17000100 0x0 0x1000>;
+                                clock-output-names = "pcppll";
+                                type = <0>;
+                        };
+
+                        socpll: socpll@17000120 {
+                                compatible = "apm,xgene-socpll-clock";
+                                #clock-cells = <1>;
+                                clocks = <&refclk 0>;
+                                clock-names = "socpll";
+                                reg = <0x0 0x17000120 0x0 0x1000>;
+                                clock-output-names = "socpll";
+                                type = <1>;
+                        };
+
+                        socplldiv2: socplldiv2  {
+                                compatible = "fixed-factor-clock";
+                                #clock-cells = <1>;
+                                clocks = <&socpll 0>;
+                                clock-names = "socplldiv2";
+                                clock-mult = <1>;
+                                clock-div = <2>;
+                                clock-output-names = "socplldiv2";
+                        };
+
+                        qmlclk: qmlclk {
+                                compatible = "apm,xgene-device-clock";
+                                #clock-cells = <1>;
+                                clocks = <&socplldiv2 0>;
+                                clock-names = "qmlclk";
+                                reg = <0x0 0x1703C000 0x0 0x1000>;
+                                reg-names = "csr-reg";
+                                clock-output-names = "qmlclk";
+                        };
+
+                        ethclk: ethclk {
+                                compatible = "apm,xgene-device-clock";
+                                #clock-cells = <1>;
+                                clocks = <&socplldiv2 0>;
+                                clock-names = "ethclk";
+                                reg = <0x0 0x17000000 0x0 0x1000>;
+                                reg-names = "div-reg";
+                                divider-offset = <0x238>;
+                                divider-width = <0x9>;
+                                divider-shift = <0x0>;
+                                clock-output-names = "ethclk";
+                        };
+
+                        eth8clk: eth8clk {
+                                compatible = "apm,xgene-device-clock";
+                                #clock-cells = <1>;
+                                clocks = <&ethclk 0>;
+                                clock-names = "eth8clk";
+                                reg = <0x0 0x1702C000 0x0 0x1000>;
+                                reg-names = "csr-reg";
+                                clock-output-names = "eth8clk";
+                        };
+                };
+
                 serial0: serial@1c020000 {
                         device_type = "serial";
                         compatible = "ns16550";