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-ca9.dts b/arch/arm/boot/dts/vexpress-v2p-ca9.dts
index 3f0c736..005259d 100644
--- a/arch/arm/boot/dts/vexpress-v2p-ca9.dts
+++ b/arch/arm/boot/dts/vexpress-v2p-ca9.dts
@@ -12,6 +12,7 @@
/ {
model = "V2P-CA9";
arm,hbi = <0x191>;
+ arm,vexpress,site = <0xf>;
compatible = "arm,vexpress,v2p-ca9", "arm,vexpress";
interrupt-parent = <&gic>;
#address-cells = <1>;
@@ -70,11 +71,15 @@
compatible = "arm,pl111", "arm,primecell";
reg = <0x10020000 0x1000>;
interrupts = <0 44 4>;
+ clocks = <&oscclk1>, <&oscclk2>;
+ clock-names = "clcdclk", "apb_pclk";
};
memory-controller@100e0000 {
compatible = "arm,pl341", "arm,primecell";
reg = <0x100e0000 0x1000>;
+ clocks = <&oscclk2>;
+ clock-names = "apb_pclk";
};
memory-controller@100e1000 {
@@ -82,6 +87,8 @@
reg = <0x100e1000 0x1000>;
interrupts = <0 45 4>,
<0 46 4>;
+ clocks = <&oscclk2>;
+ clock-names = "apb_pclk";
};
timer@100e4000 {
@@ -89,12 +96,16 @@
reg = <0x100e4000 0x1000>;
interrupts = <0 48 4>,
<0 49 4>;
+ clocks = <&oscclk2>, <&oscclk2>;
+ clock-names = "timclk", "apb_pclk";
};
watchdog@100e5000 {
compatible = "arm,sp805", "arm,primecell";
reg = <0x100e5000 0x1000>;
interrupts = <0 51 4>;
+ clocks = <&oscclk2>, <&oscclk2>;
+ clock-names = "wdogclk", "apb_pclk";
};
scu@1e000000 {
@@ -140,6 +151,120 @@
<0 63 4>;
};
+ dcc {
+ compatible = "arm,vexpress,config-bus";
+ arm,vexpress,config-bridge = <&v2m_sysreg>;
+
+ osc@0 {
+ /* ACLK clock to the AXI master port on the test chip */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 0>;
+ freq-range = <30000000 50000000>;
+ #clock-cells = <0>;
+ clock-output-names = "extsaxiclk";
+ };
+
+ oscclk1: osc@1 {
+ /* Reference clock for the CLCD */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 1>;
+ freq-range = <10000000 80000000>;
+ #clock-cells = <0>;
+ clock-output-names = "clcdclk";
+ };
+
+ smbclk: oscclk2: osc@2 {
+ /* Reference clock for the test chip internal PLLs */
+ compatible = "arm,vexpress-osc";
+ arm,vexpress-sysreg,func = <1 2>;
+ freq-range = <33000000 100000000>;
+ #clock-cells = <0>;
+ clock-output-names = "tcrefclk";
+ };
+
+ volt@0 {
+ /* Test Chip internal logic voltage */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 0>;
+ regulator-name = "VD10";
+ regulator-always-on;
+ label = "VD10";
+ };
+
+ volt@1 {
+ /* PL310, L2 cache, RAM cell supply (not PL310 logic) */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 1>;
+ regulator-name = "VD10_S2";
+ regulator-always-on;
+ label = "VD10_S2";
+ };
+
+ volt@2 {
+ /* Cortex-A9 system supply, Cores, MPEs, SCU and PL310 logic */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 2>;
+ regulator-name = "VD10_S3";
+ regulator-always-on;
+ label = "VD10_S3";
+ };
+
+ volt@3 {
+ /* DDR2 SDRAM and Test Chip DDR2 I/O supply */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 3>;
+ regulator-name = "VCC1V8";
+ regulator-always-on;
+ label = "VCC1V8";
+ };
+
+ volt@4 {
+ /* DDR2 SDRAM VTT termination voltage */
+ compatible = "arm,vexpress-volt";
+ arm,vexpress-sysreg,func = <2 4>;
+ regulator-name = "DDR2VTT";
+ regulator-always-on;
+ label = "DDR2VTT";
+ };
+
+ volt@5 {
+ /* Local board supply for miscellaneous logic external to the Test Chip */
+ arm,vexpress-sysreg,func = <2 5>;
+ compatible = "arm,vexpress-volt";
+ regulator-name = "VCC3V3";
+ regulator-always-on;
+ label = "VCC3V3";
+ };
+
+ amp@0 {
+ /* PL310, L2 cache, RAM cell supply (not PL310 logic) */
+ compatible = "arm,vexpress-amp";
+ arm,vexpress-sysreg,func = <3 0>;
+ label = "VD10_S2";
+ };
+
+ amp@1 {
+ /* Cortex-A9 system supply, Cores, MPEs, SCU and PL310 logic */
+ compatible = "arm,vexpress-amp";
+ arm,vexpress-sysreg,func = <3 1>;
+ label = "VD10_S3";
+ };
+
+ power@0 {
+ /* PL310, L2 cache, RAM cell supply (not PL310 logic) */
+ compatible = "arm,vexpress-power";
+ arm,vexpress-sysreg,func = <12 0>;
+ label = "PVD10_S2";
+ };
+
+ power@1 {
+ /* Cortex-A9 system supply, Cores, MPEs, SCU and PL310 logic */
+ compatible = "arm,vexpress-power";
+ arm,vexpress-sysreg,func = <12 1>;
+ label = "PVD10_S3";
+ };
+ };
+
motherboard {
ranges = <0 0 0x40000000 0x04000000>,
<1 0 0x44000000 0x04000000>,