mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-24 02:42:50 -04:00
Code Issues Packages Projects Releases Wiki Activity

arm64: dts: broadcom: bcm2712: Add pin controller nodes

Browse Source 
Add pin-control devicetree nodes and used them to
explicitly define uSD card interface pin configuration.

Signed-off-by: Ivan T. Ivanov <iivanov@suse.de>
Reviewed-by: Stefan Wahren <wahrenst@gmx.net>
Signed-off-by: Andrea della Porta <andrea.porta@suse.com>
Link: https://lore.kernel.org/r/5ceba8558e0007a9685f19b51d681d0ce79e7634.1756386531.git.andrea.porta@suse.com
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
This commit is contained in:
Ivan T. Ivanov
2025-08-28 15:17:11 +02:00
committed by Florian Fainelli
parent 278b6cabf1
commit 7e1aa57c2d
2 changed files with 28 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts
View File

@@ -53,6 +53,21 @@ sd_vcc_reg: sd-vcc-reg {
};
};
&pinctrl {
emmc_sd_default: emmc-sd-default-state {
pins = "emmc_cmd", "emmc_dat0", "emmc_dat1", "emmc_dat2", "emmc_dat3";
bias-pull-up;
};
};
&pinctrl_aon {
emmc_aon_cd_default: emmc-aon-cd-default-state {
function = "sd_card_g";
pins = "aon_gpio5";
bias-pull-up;
};
};
/* The Debug UART, on Rpi5 it's on JST-SH 1.0mm 3-pin connector
* labeled "UART", i.e. the interface with the system console.
*/
@@ -62,12 +77,15 @@ &uart10 {
/* SDIO1 is used to drive the SD card */
&sdio1 {
pinctrl-0 = <&emmc_sd_default>, <&emmc_aon_cd_default>;
pinctrl-names = "default";
vqmmc-supply = <&sd_io_1v8_reg>;
vmmc-supply = <&sd_vcc_reg>;
bus-width = <4>;
sd-uhs-sdr50;
sd-uhs-ddr50;
sd-uhs-sdr104;
cd-gpios = <&gio_aon 5 GPIO_ACTIVE_LOW>;
};
&soc {

10
arch/arm64/boot/dts/broadcom/bcm2712.dtsi
View File

@@ -243,6 +243,16 @@ uart10: serial@7d001000 {
status = "disabled";
};
pinctrl: pinctrl@7d504100 {
compatible = "brcm,bcm2712c0-pinctrl";
reg = <0x7d504100 0x30>;
};
pinctrl_aon: pinctrl@7d510700 {
compatible = "brcm,bcm2712c0-aon-pinctrl";
reg = <0x7d510700 0x20>;
};
interrupt-controller@7d517000 {
compatible = "brcm,bcm7271-l2-intc";
reg = <0x7d517000 0x10>;