lkml.org 
[lkml]   [2014]   [Mar]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v2 4/5] ARM: berlin/dt: add cpupll and syspll support to BG2CD
Date
The Berlin BG2CD has two supported PLLs: CPU PLL and System PLL, add those to
the SoC device tree.

This also moves the remaining 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 | 48 ++++++++++++++++++++++++++--------------
1 file changed, 31 insertions(+), 17 deletions(-)

diff --git a/arch/arm/boot/dts/berlin2cd.dtsi b/arch/arm/boot/dts/berlin2cd.dtsi
index 094968c27533..bd4e9dd4867e 100644
--- a/arch/arm/boot/dts/berlin2cd.dtsi
+++ b/arch/arm/boot/dts/berlin2cd.dtsi
@@ -30,24 +30,24 @@
};
};

- 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>;
- };
+ twdclk: twdclk {
+ compatible = "fixed-factor-clock";
+ #clock-cells = <0>;
+ clocks = <&cpupll>;
+ clock-mult = <1>;
+ clock-div = <3>;
};

soc {
@@ -76,7 +76,21 @@
compatible = "arm,cortex-a9-twd-timer";
reg = <0xad0600 0x20>;
interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&sysclk>;
+ clocks = <&twdclk>;
+ };
+
+ syspll: syspll@ea0014 {
+ compatible = "marvell,berlin2-pll";
+ clocks = <&smclk>;
+ #clock-cells = <0>;
+ reg = <0xf7ea0014 8>;
+ };
+
+ cpupll: cpupll@ea003c {
+ compatible = "marvell,berlin2-pll";
+ clocks = <&smclk>;
+ #clock-cells = <0>;
+ reg = <0xf7ea003c 8>;
};

apb@e80000 {
--
1.8.3.2


\
 
 \ /
  Last update: 2014-03-21 22:01    [W:0.105 / U:0.144 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site