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arm64: dts: ti: k3-j721e: Enable SDHCI nodes at the board level

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SDHCI nodes defined in the top-level J721e SoC dtsi files are incomplete
and will not be functional unless they are extended.

As the attached SD/eMMC is only known about at the board integration level,
these nodes should only be enabled when provided with this information.

Disable the SDHCI nodes in the dtsi files and only enable the ones that
are actually pinned out on a given board.

Signed-off-by: Andrew Davis <afd@ti.com>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Link: https://lore.kernel.org/r/20230810003814.85450-2-afd@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Andrew Davis 2023-08-09 19:38:02 -05:00 committed by Nishanth Menon
parent 05a1f13010
commit 6fbd1310f9
4 changed files with 8 additions and 20 deletions
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7
arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts
View File

@ -563,6 +563,7 @@ &main_uart0 {
&main_sdhci0 {
/* eMMC */
status = "okay";
non-removable;
ti,driver-strength-ohm = <50>;
disable-wp;
@ -570,6 +571,7 @@ &main_sdhci0 {
&main_sdhci1 {
/* SD Card */
status = "okay";
vmmc-supply = <&vdd_mmc1>;
vqmmc-supply = <&vdd_sd_dv_alt>;
pinctrl-names = "default";
@ -578,11 +580,6 @@ &main_sdhci1 {
disable-wp;
};
&main_sdhci2 {
/* Unused */
status = "disabled";
};
&ospi0 {
/* Unused */
status = "disabled";

7
arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts
View File

@ -504,6 +504,7 @@ &wkup_gpio1 {
&main_sdhci0 {
/* eMMC */
status = "okay";
non-removable;
ti,driver-strength-ohm = <50>;
disable-wp;
@ -511,6 +512,7 @@ &main_sdhci0 {
&main_sdhci1 {
/* SD/MMC */
status = "okay";
vmmc-supply = <&vdd_mmc1>;
vqmmc-supply = <&vdd_sd_dv_alt>;
pinctrl-names = "default";
@ -519,11 +521,6 @@ &main_sdhci1 {
disable-wp;
};
&main_sdhci2 {
/* Unused */
status = "disabled";
};
&usb_serdes_mux {
idle-states = <1>, <0>; /* USB0 to SERDES3, USB1 to SERDES1 */
};

3
arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
View File

@ -1479,6 +1479,7 @@ main_sdhci0: mmc@4f80000 {
ti,itap-del-sel-ddr52 = <0x3>;
ti,trm-icp = <0x8>;
dma-coherent;
status = "disabled";
};
main_sdhci1: mmc@4fb0000 {
@ -1506,6 +1507,7 @@ main_sdhci1: mmc@4fb0000 {
ti,clkbuf-sel = <0x7>;
dma-coherent;
sdhci-caps-mask = <0x2 0x0>;
status = "disabled";
};
main_sdhci2: mmc@4f98000 {
@ -1533,6 +1535,7 @@ main_sdhci2: mmc@4f98000 {
ti,clkbuf-sel = <0x7>;
dma-coherent;
sdhci-caps-mask = <0x2 0x0>;
status = "disabled";
};
usbss0: cdns-usb@4104000 {

11
arch/arm64/boot/dts/ti/k3-j721e-sk.dts
View File

@ -582,13 +582,9 @@ &main_uart1 {
pinctrl-0 = <&main_uart1_pins_default>;
};
&main_sdhci0 {
/* Unused */
status = "disabled";
};
&main_sdhci1 {
/* SD Card */
status = "okay";
vmmc-supply = <&vdd_mmc1>;
vqmmc-supply = <&vdd_sd_dv_alt>;
pinctrl-names = "default";
@ -597,11 +593,6 @@ &main_sdhci1 {
disable-wp;
};
&main_sdhci2 {
/* Unused */
status = "disabled";
};
&ospi0 {
pinctrl-names = "default";
pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;