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-ca5s.dts b/arch/arm/boot/dts/vexpress-v2p-ca5s.dts
index 18917a0..f3c1f2a 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca5s.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca5s.dts
@@ -12,6 +12,7 @@
/ {
model = "V2P-CA5s";
arm,hbi = <0x225>;
+ arm,vexpress,site = <0xf>;
compatible = "arm,vexpress,v2p-ca5s", "arm,vexpress";
interrupt-parent = <&gic>;
#address-cells = <1>;
@@ -56,11 +57,15 @@
compatible = "arm,hdlcd";
reg = <0x2a110000 0x1000>;
interrupts = <0 85 4>;
+ clocks = <&oscclk3>;
+ clock-names = "pxlclk";
};
memory-controller@2a150000 {
compatible = "arm,pl341", "arm,primecell";
reg = <0x2a150000 0x1000>;
+ clocks = <&oscclk1>;
+ clock-names = "apb_pclk";
};
memory-controller@2a190000 {
@@ -68,6 +73,8 @@
reg = <0x2a190000 0x1000>;
interrupts = <0 86 4>,
<0 87 4>;
+ clocks = <&oscclk1>;
+ clock-names = "apb_pclk";
};
scu@2c000000 {
@@ -109,6 +116,72 @@
<0 69 4>;
};
+ dcc {
+ compatible = "arm,vexpress,config-bus";
+ arm,vexpress,config-bridge = <&v2m_sysreg>;
+
+ osc@0 {
+ /* CPU and internal AXI reference clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 0>;
+ freq-range = <50000000 100000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk0";
+ };
+
+ oscclk1: osc@1 {
+ /* Multiplexed AXI master clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 1>;
+ freq-range = <5000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk1";
+ };
+
+ osc@2 {
+ /* DDR2 */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 2>;
+ freq-range = <80000000 120000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk2";
+ };
+
+ oscclk3: osc@3 {
+ /* HDLCD */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 3>;
+ freq-range = <23750000 165000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk3";
+ };
+
+ osc@4 {
+ /* Test chip gate configuration */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 4>;
+ freq-range = <80000000 80000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk4";
+ };
+
+ smbclk: osc@5 {
+ /* SMB clock */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 5>;
+ freq-range = <25000000 60000000>;
+ #clock-cells = <0>;
+ clock-output-names = "oscclk5";
+ };
+
+ temp@0 {
+ /* DCC internal operating temperature */
+ compatible = "arm,vexpress-temp";
+ arm,vexpress-sysreg,func = <4 0>;
+ label = "DCC";
+ };
+ };
+
motherboard {
ranges = <0 0 0x08000000 0x04000000>,
<1 0 0x14000000 0x04000000>,
