linux_dsm_epyc7002/arch/arm/boot/dts/imx6ull.dtsi
Anson Huang 245f880c25 ARM: dts: imx6ull: update vdd_soc voltage for 900MHz operating point
Update VDD_SOC voltage to 1.25V for 900MHz operating point
according to datasheet Rev. 1.3, 08/2018, 25mV is added to
the minimum allowed values to cover power supply ripple.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2018-09-25 23:32:58 +08:00

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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
//
// Copyright 2016 Freescale Semiconductor, Inc.
#include "imx6ul.dtsi"
#include "imx6ull-pinfunc.h"
#include "imx6ull-pinfunc-snvs.h"
/* Delete UART8 in AIPS-1 (i.MX6UL specific) */
/delete-node/ &uart8;
/* Delete CAAM node in AIPS-2 (i.MX6UL specific) */
/delete-node/ &crypto;
&cpu0 {
operating-points = <
/* kHz uV */
900000 1275000
792000 1225000
528000 1175000
396000 1025000
198000 950000
>;
fsl,soc-operating-points = <
/* KHz uV */
900000 1250000
792000 1175000
528000 1175000
396000 1175000
198000 1175000
>;
};
/ {
soc {
aips3: aips-bus@2200000 {
compatible = "fsl,aips-bus", "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x02200000 0x100000>;
ranges;
iomuxc_snvs: iomuxc-snvs@2290000 {
compatible = "fsl,imx6ull-iomuxc-snvs";
reg = <0x02290000 0x4000>;
};
uart8: serial@2288000 {
compatible = "fsl,imx6ul-uart",
"fsl,imx6q-uart";
reg = <0x02288000 0x4000>;
interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX6UL_CLK_UART8_IPG>,
<&clks IMX6UL_CLK_UART8_SERIAL>;
clock-names = "ipg", "per";
status = "disabled";
};
};
};
};