[PATCH 27/34] ARM: dts: at91: sama7g5ek: enable sdmmc0 with pinctrl
Eugen Hristev
eugen.hristev at microchip.com
Thu Dec 3 10:28:43 CET 2020
Enable sdmmc0 on this board. A non-removable eMMC is connected on this
block.
Configure pincontrol accordingly.
Signed-off-by: Eugen Hristev <eugen.hristev at microchip.com>
---
arch/arm/dts/sama7g5ek.dts | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm/dts/sama7g5ek.dts b/arch/arm/dts/sama7g5ek.dts
index 3eac94896d..452bf425df 100644
--- a/arch/arm/dts/sama7g5ek.dts
+++ b/arch/arm/dts/sama7g5ek.dts
@@ -36,6 +36,15 @@
ahb {
apb {
+ sdmmc0: sdio-host at e1204000 {
+ bus-width = <8>;
+ non-removable;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sdmmc0_cmd_data_default
+ &pinctrl_sdmmc0_ck_rstn_ds_cd_default>;
+ status = "okay";
+ };
+
sdmmc1: sdio-host at e1208000 {
bus-width = <4>;
pinctrl-names = "default";
@@ -86,6 +95,27 @@
bias-disable;
};
+ pinctrl_sdmmc0_cmd_data_default: sdmmc0_cmd_data_default {
+ pinmux = <PIN_PA1__SDMMC0_CMD>,
+ <PIN_PA3__SDMMC0_DAT0>,
+ <PIN_PA4__SDMMC0_DAT1>,
+ <PIN_PA5__SDMMC0_DAT2>,
+ <PIN_PA6__SDMMC0_DAT3>,
+ <PIN_PA7__SDMMC0_DAT4>,
+ <PIN_PA8__SDMMC0_DAT5>,
+ <PIN_PA9__SDMMC0_DAT6>,
+ <PIN_PA10__SDMMC0_DAT7>;
+ bias-pull-up;
+ };
+
+ pinctrl_sdmmc0_ck_rstn_ds_cd_default: sdmmc0_ck_rstn_ds_cd_default {
+ pinmux = <PIN_PA0__SDMMC0_CK>,
+ <PIN_PA2__SDMMC0_RSTN>,
+ <PIN_PA11__SDMMC0_DS>,
+ <PIN_PA14__SDMMC0_CD>;
+ bias-pull-up;
+ };
+
pinctrl_sdmmc1_cmd_data_default: sdmmc1_cmd_data_default {
pinmux = <PIN_PB29__SDMMC1_CMD>,
<PIN_PB31__SDMMC1_DAT0>,
--
2.25.1
More information about the U-Boot
mailing list