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authorAdam Ford <aford173@gmail.com>2018-05-04 23:00:11 +0200
committerTony Lindgren <tony@atomide.com>2018-05-15 20:21:25 +0200
commit8eb43b0ada5270027c536794c767afc10ee5a9a9 (patch)
treefffb5c598b85c83cd9e6c20225c6922f2342ed08 /arch/arm/boot/dts/logicpd-som-lv.dtsi
parentARM: dts: logicpd-torpedo: Add fixed 26MHz clock as fck for twl (diff)
downloadlinux-8eb43b0ada5270027c536794c767afc10ee5a9a9.tar.xz
linux-8eb43b0ada5270027c536794c767afc10ee5a9a9.zip
ARM: dts: logicpd-som-lv: Add fixed 26MHz clock as fck for twl
The board uses 26MHz oscillator for the twl4030 HFCLK. This way we will not depend on the bootloader to configure the CFG_BOOT:HFCLK_FREQ Signed-off-by: Adam Ford <aford173@gmail.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/logicpd-som-lv.dtsi')
-rw-r--r--arch/arm/boot/dts/logicpd-som-lv.dtsi9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/logicpd-som-lv.dtsi b/arch/arm/boot/dts/logicpd-som-lv.dtsi
index 5957943a8645..9e49697c7bee 100644
--- a/arch/arm/boot/dts/logicpd-som-lv.dtsi
+++ b/arch/arm/boot/dts/logicpd-som-lv.dtsi
@@ -35,6 +35,13 @@
reset-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>; /* gpio_4 */
#phy-cells = <0>;
};
+
+ /* fixed 26MHz oscillator */
+ hfclk_26m: oscillator {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <26000000>;
+ };
};
&gpmc {
@@ -79,6 +86,8 @@
reg = <0x48>;
interrupts = <7>; /* SYS_NIRQ cascaded to intc */
interrupt-parent = <&intc>;
+ clocks = <&hfclk_26m>;
+ clock-names = "fck";
twl_audio: audio {
compatible = "ti,twl4030-audio";
codec {