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i.MX fixes for 6.15, 2nd round:

Browse Source 
- One more i.MX8MP nominal drive mode DT fix from Ahmad Fatoum to use
   800MHz NoC OPP
 - A imx8mp-var-som DT change from Himanshu Bhavani to fix SD card
   timeout caused by LDO5
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Merge tag 'imx-fixes-6.15-2' of https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/fixes

i.MX fixes for 6.15, 2nd round:

- One more i.MX8MP nominal drive mode DT fix from Ahmad Fatoum to use
  800MHz NoC OPP
- A imx8mp-var-som DT change from Himanshu Bhavani to fix SD card
  timeout caused by LDO5

* tag 'imx-fixes-6.15-2' of https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  arm64: dts: imx8mp-var-som: Fix LDO5 shutdown causing SD card timeout
  arm64: dts: imx8mp: use 800MHz NoC OPP for nominal drive mode

Link: https://lore.kernel.org/r/aB6h/woeyG1bSo12@dragon
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2025-05-10 11:10:38 +02:00
commit 15eaaa71e8
3 changed files with 19 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm64/boot/dts/freescale/imx8mp-nominal.dtsi
View File

@ -88,3 +88,5 @@ &media_blk_ctrl {
<0>, <0>, <400000000>,
<1039500000>;
};
/delete-node/ &{noc_opp_table/opp-1000000000};

12
arch/arm64/boot/dts/freescale/imx8mp-var-som.dtsi
View File

@ -35,7 +35,6 @@ memory@40000000 {
<0x1 0x00000000 0 0xc0000000>;
};
reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
compatible = "regulator-fixed";
regulator-name = "VSD_3V3";
@ -46,6 +45,16 @@ reg_usdhc2_vmmc: regulator-usdhc2-vmmc {
startup-delay-us = <100>;
off-on-delay-us = <12000>;
};
reg_usdhc2_vqmmc: regulator-usdhc2-vqmmc {
compatible = "regulator-gpio";
regulator-name = "VSD_VSEL";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
gpios = <&gpio2 12 GPIO_ACTIVE_HIGH>;
states = <3300000 0x0 1800000 0x1>;
vin-supply = <&ldo5>;
};
};
&A53_0 {
@ -205,6 +214,7 @@ &usdhc2 {
pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
cd-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
vmmc-supply = <&reg_usdhc2_vmmc>;
vqmmc-supply = <&reg_usdhc2_vqmmc>;
bus-width = <4>;
status = "okay";
};

6
arch/arm64/boot/dts/freescale/imx8mp.dtsi
View File

@ -1645,6 +1645,12 @@ opp-200000000 {
opp-hz = /bits/ 64 <200000000>;
};
/* Nominal drive mode maximum */
opp-800000000 {
opp-hz = /bits/ 64 <800000000>;
};
/* Overdrive mode maximum */
opp-1000000000 {
opp-hz = /bits/ 64 <1000000000>;
};