ARM: vexpress: Add config bus components and clocks to DTs
Add description of all functions provided by Versatile Express
motherboard and daughterboards configuration controllers and
clock dependencies between devices.
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
diff --git a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
index 4890a81..3f4e1d0 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca15_a7.dts
@@ -12,6 +12,7 @@
/ {
model = "V2P-CA15_CA7";
arm,hbi = <0x249>;
+ arm,vexpress,site = <0xf>;
compatible = "arm,vexpress,v2p-ca15_a7", "arm,vexpress";
interrupt-parent = <&gic>;
#address-cells = <2>;
@@ -74,17 +75,23 @@
compatible = "arm,sp805", "arm,primecell";
reg = <0 0x2a490000 0 0x1000>;
interrupts = <98>;
+ clocks = <&oscclk6a>, <&oscclk6a>;
+ clock-names = "wdogclk", "apb_pclk";
};
hdlcd@2b000000 {
compatible = "arm,hdlcd";
reg = <0 0x2b000000 0 0x1000>;
interrupts = <0 85 4>;
+ clocks = <&oscclk5>;
+ clock-names = "pxlclk";
};
memory-controller@2b0a0000 {
compatible = "arm,pl341", "arm,primecell";
reg = <0 0x2b0a0000 0 0x1000>;
+ clocks = <&oscclk6a>;
+ clock-names = "apb_pclk";
};
gic: interrupt-controller@2c001000 {
@@ -104,6 +111,8 @@
reg = <0 0x7ffd0000 0 0x1000>;
interrupts = <0 86 4>,
<0 87 4>;
+ clocks = <&oscclk6a>;
+ clock-names = "apb_pclk";
};
dma@7ff00000 {
@@ -114,6 +123,8 @@
<0 89 4>,
<0 90 4>,
<0 91 4>;
+ clocks = <&oscclk6a>;
+ clock-names = "apb_pclk";
};
timer {
@@ -130,6 +141,170 @@
<0 69 4>;
};
+ oscclk6a: oscclk6a {
+ /* Reference 24MHz clock */
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24000000>;
+ clock-output-names = "oscclk6a";
+ };
+
+ dcc {
+ compatible = "arm,vexpress,config-bus";
+ arm,vexpress,config-bridge = <&v2m_sysreg>;
+
+ osc@0 {
+ /* A15 PLL 0 reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 0>;
+ freq-range = <17000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk0";
+ };
+
+ osc@1 {
+ /* A15 PLL 1 reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 1>;
+ freq-range = <17000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk1";
+ };
+
+ osc@2 {
+ /* A7 PLL 0 reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 2>;
+ freq-range = <17000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk2";
+ };
+
+ osc@3 {
+ /* A7 PLL 1 reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 3>;
+ freq-range = <17000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk3";
+ };
+
+ osc@4 {
+ /* External AXI master clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 4>;
+ freq-range = <20000000 40000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk4";
+ };
+
+ oscclk5: osc@5 {
+ /* HDLCD PLL reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 5>;
+ freq-range = <23750000 165000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk5";
+ };
+
+ smbclk: osc@6 {
+ /* Static memory controller clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 6>;
+ freq-range = <20000000 40000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk6";
+ };
+
+ osc@7 {
+ /* SYS PLL reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 7>;
+ freq-range = <17000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk7";
+ };
+
+ osc@8 {
+ /* DDR2 PLL reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 8>;
+ freq-range = <20000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk8";
+ };
+
+ volt@0 {
+ /* A15 CPU core voltage */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 0>;
+ regulator-name = "A15 Vcore";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ label = "A15 Vcore";
+ };
+
+ volt@1 {
+ /* A7 CPU core voltage */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 1>;
+ regulator-name = "A7 Vcore";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1050000>;
+ regulator-always-on;
+ label = "A7 Vcore";
+ };
+
+ amp@0 {
+ /* Total current for the two A15 cores */
+ compatible = "arm,vexpress-amp";
+ arm,vexpress-sysreg,func = <3 0>;
+ label = "A15 Icore";
+ };
+
+ amp@1 {
+ /* Total current for the three A7 cores */
+ compatible = "arm,vexpress-amp";
+ arm,vexpress-sysreg,func = <3 1>;
+ label = "A7 Icore";
+ };
+
+ temp@0 {
+ /* DCC internal temperature */
+ compatible = "arm,vexpress-temp";
+ arm,vexpress-sysreg,func = <4 0>;
+ label = "DCC";
+ };
+
+ power@0 {
+ /* Total power for the two A15 cores */
+ compatible = "arm,vexpress-power";
+ arm,vexpress-sysreg,func = <12 0>;
+ label = "A15 Pcore";
+ };
+ power@1 {
+ /* Total power for the three A7 cores */
+ compatible = "arm,vexpress-power";
+ arm,vexpress-sysreg,func = <12 1>;
+ label = "A7 Pcore";
+ };
+
+ energy@0 {
+ /* Total energy for the two A15 cores */
+ compatible = "arm,vexpress-energy";
+ arm,vexpress-sysreg,func = <13 0>;
+ label = "A15 Jcore";
+ };
+
+ energy@2 {
+ /* Total energy for the three A7 cores */
+ compatible = "arm,vexpress-energy";
+ arm,vexpress-sysreg,func = <13 2>;
+ label = "A7 Jcore";
+ };
+ };
+
motherboard {
ranges = <0 0 0 0x08000000 0x04000000>,
<1 0 0 0x14000000 0x04000000>,