[PATCH v4 3/5] ARM: dts: da850-lcdk: enable cpufreq

[Bartosz Golaszewski]

From: David Lechner <da...@lechnology.com>

Add a fixed regulator for the da850-lcdk board along with board-specific
CPU configuration.

Signed-off-by: David Lechner <da...@lechnology.com>
Signed-off-by: Bartosz Golaszewski <bgolaszew...@baylibre.com>
---
 arch/arm/boot/dts/da850-lcdk.dts | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm/boot/dts/da850-lcdk.dts b/arch/arm/boot/dts/da850-lcdk.dts
index 26f453dc8370..f29ed9010812 100644
--- a/arch/arm/boot/dts/da850-lcdk.dts
+++ b/arch/arm/boot/dts/da850-lcdk.dts
@@ -155,12 +155,43 @@
                        };
                };
        };
+
+       cvdd: regulator0 {
+               compatible = "regulator-fixed";
+               regulator-name = "cvdd";
+               regulator-min-microvolt = <1300000>;
+               regulator-max-microvolt = <1300000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
 };
 
 &ref_clk {
        clock-frequency = <24000000>;
 };
 
+&cpu {
+       cpu-supply = <&cvdd>;
+};
+
+/* LCDK has a fixed CVDD of 1.3V, so only op points >= 300MHz are valid */
+
+&opp_100 {
+       status = "disabled";
+};
+
+&opp_200 {
+       status = "disabled";
+};
+
+&opp_375 {
+       status = "okay";
+};
+
+&opp_456 {
+       status = "okay";
+};
+
 &pmx_core {
        status = "okay";
 
-- 
2.21.0