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i.MX fixes for 5.15, round 4:

Browse source 
- A series from Frieder Schrempf to fix i.MX8MM Kontron N801x board on
   various aspects, voltage settings, GPIO polarity, SPI clock frequency
   and Ethernet PHY type.
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Merge tag 'imx-fixes-5.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/fixes

i.MX fixes for 5.15, round 4:

- A series from Frieder Schrempf to fix i.MX8MM Kontron N801x board on
  various aspects, voltage settings, GPIO polarity, SPI clock frequency
  and Ethernet PHY type.

* tag 'imx-fixes-5.15-4' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  arm64: dts: imx8mm-kontron: Fix connection type for VSC8531 RGMII PHY
  arm64: dts: imx8mm-kontron: Fix CAN SPI clock frequency
  arm64: dts: imx8mm-kontron: Fix polarity of reg_rst_eth2
  arm64: dts: imx8mm-kontron: Set lower limit of VDD_SNVS to 800 mV
  arm64: dts: imx8mm-kontron: Make sure SOC and DRAM supply voltages are correct

Link: https://lore.kernel.org/r/20211018000958.GC25810@dragon
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2021-10-20 15:49:36 +02:00
commit 72cd4e3bde
2 changed files with 10 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

8
arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-s.dts
View file

@ -70,7 +70,9 @@
regulator-name = "rst-usb-eth2";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb_eth2>;
gpio = <&gpio3 2 GPIO_ACTIVE_LOW>;
gpio = <&gpio3 2 GPIO_ACTIVE_HIGH>;
enable-active-high;
regulator-always-on;
};
reg_vdd_5v: regulator-5v {
@ -95,7 +97,7 @@
clocks = <&osc_can>;
interrupt-parent = <&gpio4>;
interrupts = <28 IRQ_TYPE_EDGE_FALLING>;
spi-max-frequency = <100000>;
spi-max-frequency = <10000000>;
vdd-supply = <&reg_vdd_3v3>;
xceiver-supply = <&reg_vdd_5v>;
};
@ -111,7 +113,7 @@
&fec1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enet>;
phy-connection-type = "rgmii";
phy-connection-type = "rgmii-rxid";
phy-handle = <&ethphy>;
status = "okay";

8
arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi
View file

@ -91,10 +91,12 @@
reg_vdd_soc: BUCK1 {
regulator-name = "buck1";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <900000>;
regulator-max-microvolt = <850000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <3125>;
nxp,dvs-run-voltage = <850000>;
nxp,dvs-standby-voltage = <800000>;
};
reg_vdd_arm: BUCK2 {
@ -111,7 +113,7 @@
reg_vdd_dram: BUCK3 {
regulator-name = "buck3";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <900000>;
regulator-max-microvolt = <950000>;
regulator-boot-on;
regulator-always-on;
};
@ -150,7 +152,7 @@
reg_vdd_snvs: LDO2 {
regulator-name = "ldo2";
regulator-min-microvolt = <850000>;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <900000>;
regulator-boot-on;
regulator-always-on;