[PATCH 4/5] ARM: berlin/dt: add cpupll and syspll support to BG2CD

Alexandre Belloni
2014-03-21T11:44:10Z

This also moves the clocks from the clocks container node to the root.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
---
arch/arm/boot/dts/berlin2cd.dtsi | 56 ++++++++++++++++++++++++++++------------
1 file changed, 39 insertions(+), 17 deletions(-)

diff --git a/arch/arm/boot/dts/berlin2cd.dtsi b/arch/arm/boot/dts/berlin2cd.dtsi
index 094968c27533..c84013c1597c 100644
--- a/arch/arm/boot/dts/berlin2cd.dtsi
+++ b/arch/arm/boot/dts/berlin2cd.dtsi
@@ -30,24 +30,46 @@
};
};

- clocks {
- smclk: sysmgr-clock {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <25000000>;
- };
+ smclk: sysmgr-clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <25000000>;
+ };

- cfgclk: cfg-clock {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <75000000>;
- };
+ cfgclk: cfg-clock {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <75000000>;
+ };

- sysclk: system-clock {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <300000000>;
- };
+ syspll: syspll {
+ compatible = "marvell,berlin2-pll";
+ clocks = <&smclk>;
+ #clock-cells = <0>;
+ reg = <0xf7ea0014 8>;
+ };
+
+ cpupll: cpupll {
+ compatible = "marvell,berlin2-pll";
+ clocks = <&smclk>;
+ #clock-cells = <0>;
+ reg = <0xf7ea003c 8>;
+ };
+
+ cpuclk: cpu-clock {
+ compatible = "fixed-factor-clock";
+ clocks = <&cpupll>;
+ #clock-cells = <0>;
+ clock-div = <1>;
+ clock-mult = <1>;
+ };
+
+ twdclk: twdclk {
+ compatible = "fixed-factor-clock";
+ #clock-cells = <0>;
+ clocks = <&cpuclk>;
+ clock-mult = <1>;
+ clock-div = <3>;
};

soc {
@@ -76,7 +98,7 @@
compatible = "arm,cortex-a9-twd-timer";
reg = <0xad0600 0x20>;
interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sysclk>;
+ clocks = <&twdclk>;
};

apb@e80000 {
--
1.8.3.2