Re: [PATCH v2 6/6] arm64: dts: microchip: ev23x71a: enable eMMC

From: Aubin Constans

Date: Mon Sep 07 2026 - 10:27:05 EST


On 07/09/2026 15:25, Robert Marko wrote:
Enable the non-removable eMMC connected to SDMMC0. Configure its 8-bit bus
for 1.8 V DDR operation.

Adding the no-sd and no-sdio properties may be considered to speed
initialization up a bit.


Signed-off-by: Robert Marko <robert.marko@xxxxxxxxxx>

Reviewed-by: Aubin Constans <aubin.constans@xxxxxxxxxxxxx>

---
Changes in v2:
* Remove the unnecessary maximum-frequency property.
* Expand the commit description.

arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts b/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
index 985ca31e74e7..89a161b87d6f 100644
--- a/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
+++ b/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
@@ -478,6 +478,16 @@ flash@0 {
};
};

+&sdmmc0 {
+ pinctrl-0 = <&emmc_sd_pins>;
+ pinctrl-names = "default";
+ bus-width = <8>;
+ mmc-ddr-1_8v;
+ non-removable;
+ disable-wp;
+ status = "okay";
+};
+
&serdes {
status = "okay";
};
--
2.55.0