The am625 is capable of running at 1.4 GHz when VDD_CORE is increased
from 0.75V to 0.85V. Here we add a 1.4 GHz node to the a53_opp_table and
increase the VDD_CORE voltage accordingly.
Signed-off-by: Garrett Giordano <ggiordano@xxxxxxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
index ac8959f3d953..8acbd4facf37 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-phycore-som.dtsi
@@ -205,6 +205,13 @@ AM62X_IOPAD(0x01f4, PIN_INPUT, 0) /* (D16) EXTINTn */
};
};
+&a53_opp_table {
+ opp-1400000000 {
+ opp-hz = /bits/ 64 <1400000000>;
+ opp-supported-hw = <0x01 0x0004>;
+ };
+};
+
&mcu_m4fss {
mboxes = <&mailbox0_cluster0 &mbox_m4_0>;
memory-region = <&mcu_m4fss_dma_memory_region>,
@@ -265,8 +272,8 @@ pmic@30 {
regulators {
vdd_core: buck1 {
regulator-name = "VDD_CORE";
- regulator-min-microvolt = <750000>;
- regulator-max-microvolt = <750000>;
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <850000>;
regulator-boot-on;
regulator-always-on;
};
--
2.25.1
