* [PATCH 2/4] arm64: dts: microchip: lan969x: add SDMMC nodes
2026-08-24 10:56 [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible Robert Marko
@ 2026-08-24 10:56 ` Robert Marko
2026-08-25 17:14 ` Aubin Constans
2026-08-24 10:56 ` [PATCH 3/4] arm64: dts: microchip: ev23x71a: enable QSPI Robert Marko
` (2 subsequent siblings)
3 siblings, 1 reply; 6+ messages in thread
From: Robert Marko @ 2026-08-24 10:56 UTC (permalink / raw)
To: ulfh, robh, krzk+dt, conor+dt, nicolas.ferre, alexandre.belloni,
claudiu.beznea, aubin.constans, linux-mmc, devicetree,
linux-arm-kernel, linux-kernel
Cc: luka.perkov, Robert Marko
Add nodes for both SDMMC controllers.
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
---
arch/arm64/boot/dts/microchip/lan9691.dtsi | 24 ++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/arm64/boot/dts/microchip/lan9691.dtsi b/arch/arm64/boot/dts/microchip/lan9691.dtsi
index a8541c6a098d..2d943ea75768 100644
--- a/arch/arm64/boot/dts/microchip/lan9691.dtsi
+++ b/arch/arm64/boot/dts/microchip/lan9691.dtsi
@@ -414,6 +414,30 @@ qspi0: spi@e0804000 {
status = "disabled";
};
+ sdmmc0: mmc@e0830000 {
+ compatible = "microchip,lan9691-sdhci",
+ "microchip,sam9x60-sdhci";
+ reg = <0xe0830000 0x00000300>;
+ interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clks GCK_ID_SDMMC0>, <&clks GCK_ID_SDMMC0>;
+ clock-names = "hclock", "multclk";
+ assigned-clocks = <&clks GCK_ID_SDMMC0>;
+ assigned-clock-rates = <100000000>;
+ status = "disabled";
+ };
+
+ sdmmc1: mmc@e0838000 {
+ compatible = "microchip,lan9691-sdhci",
+ "microchip,sam9x60-sdhci";
+ reg = <0xe0838000 0x00000300>;
+ interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clks GCK_ID_SDMMC1>, <&clks GCK_ID_SDMMC1>;
+ clock-names = "hclock", "multclk";
+ assigned-clocks = <&clks GCK_ID_SDMMC1>;
+ assigned-clock-rates = <45000000>;
+ status = "disabled";
+ };
+
qspi2: spi@e0834000 {
compatible = "microchip,lan9691-qspi";
reg = <0xe0834000 0x00000100>,
--
2.55.0
^ permalink raw reply related [flat|nested] 6+ messages in thread* Re: [PATCH 2/4] arm64: dts: microchip: lan969x: add SDMMC nodes
2026-08-24 10:56 ` [PATCH 2/4] arm64: dts: microchip: lan969x: add SDMMC nodes Robert Marko
@ 2026-08-25 17:14 ` Aubin Constans
0 siblings, 0 replies; 6+ messages in thread
From: Aubin Constans @ 2026-08-25 17:14 UTC (permalink / raw)
To: Robert Marko, ulfh, robh, krzk+dt, conor+dt, nicolas.ferre,
alexandre.belloni, claudiu.beznea, linux-mmc, devicetree,
linux-arm-kernel, linux-kernel
Cc: luka.perkov
On 24/08/2026 12:56, Robert Marko wrote:
> Add nodes for both SDMMC controllers.
>
> Signed-off-by: Robert Marko <robert.marko@sartura.hr>
> ---
> arch/arm64/boot/dts/microchip/lan9691.dtsi | 24 ++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/microchip/lan9691.dtsi b/arch/arm64/boot/dts/microchip/lan9691.dtsi
> index a8541c6a098d..2d943ea75768 100644
> --- a/arch/arm64/boot/dts/microchip/lan9691.dtsi
> +++ b/arch/arm64/boot/dts/microchip/lan9691.dtsi
> @@ -414,6 +414,30 @@ qspi0: spi@e0804000 {
> status = "disabled";
> };
>
> + sdmmc0: mmc@e0830000 {
> + compatible = "microchip,lan9691-sdhci",
> + "microchip,sam9x60-sdhci";
> + reg = <0xe0830000 0x00000300>;
> + interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clks GCK_ID_SDMMC0>, <&clks GCK_ID_SDMMC0>;
> + clock-names = "hclock", "multclk";
> + assigned-clocks = <&clks GCK_ID_SDMMC0>;
> + assigned-clock-rates = <100000000>;
If always targeting an e.MMC, capped at the High Speed DDR mode, one might consider
a multiple of 52 MHz here.
> + status = "disabled";
> + };
> +
> + sdmmc1: mmc@e0838000 {
> + compatible = "microchip,lan9691-sdhci",
> + "microchip,sam9x60-sdhci";
> + reg = <0xe0838000 0x00000300>;
> + interrupts = <GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clks GCK_ID_SDMMC1>, <&clks GCK_ID_SDMMC1>;
> + clock-names = "hclock", "multclk";
> + assigned-clocks = <&clks GCK_ID_SDMMC1>;
> + assigned-clock-rates = <45000000>;
> + status = "disabled";
> + };
> +
> qspi2: spi@e0834000 {
> compatible = "microchip,lan9691-qspi";
> reg = <0xe0834000 0x00000100>,
> --
> 2.55.0
>
^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 3/4] arm64: dts: microchip: ev23x71a: enable QSPI
2026-08-24 10:56 [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible Robert Marko
2026-08-24 10:56 ` [PATCH 2/4] arm64: dts: microchip: lan969x: add SDMMC nodes Robert Marko
@ 2026-08-24 10:56 ` Robert Marko
2026-08-24 10:56 ` [PATCH 4/4] arm64: dts: microchip: ev23x71a: enable eMMC Robert Marko
2026-08-24 16:27 ` [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible Conor Dooley
3 siblings, 0 replies; 6+ messages in thread
From: Robert Marko @ 2026-08-24 10:56 UTC (permalink / raw)
To: ulfh, robh, krzk+dt, conor+dt, nicolas.ferre, alexandre.belloni,
claudiu.beznea, aubin.constans, linux-mmc, devicetree,
linux-arm-kernel, linux-kernel
Cc: luka.perkov, Robert Marko
Enable the QSPI controller and describe the onboard SPI NOR flash.
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
---
.../arm64/boot/dts/microchip/lan9696-ev23x71a.dts | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts b/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
index 4012ea7d07bb..985ca31e74e7 100644
--- a/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
+++ b/arch/arm64/boot/dts/microchip/lan9696-ev23x71a.dts
@@ -463,6 +463,21 @@ phy27: phy@27 {
};
};
+&qspi0 {
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <100000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <4>;
+ m25p,fast-read;
+ };
+};
+
&serdes {
status = "okay";
};
--
2.55.0
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH 4/4] arm64: dts: microchip: ev23x71a: enable eMMC
2026-08-24 10:56 [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible Robert Marko
2026-08-24 10:56 ` [PATCH 2/4] arm64: dts: microchip: lan969x: add SDMMC nodes Robert Marko
2026-08-24 10:56 ` [PATCH 3/4] arm64: dts: microchip: ev23x71a: enable QSPI Robert Marko
@ 2026-08-24 10:56 ` Robert Marko
2026-08-24 16:27 ` [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible Conor Dooley
3 siblings, 0 replies; 6+ messages in thread
From: Robert Marko @ 2026-08-24 10:56 UTC (permalink / raw)
To: ulfh, robh, krzk+dt, conor+dt, nicolas.ferre, alexandre.belloni,
claudiu.beznea, aubin.constans, linux-mmc, devicetree,
linux-arm-kernel, linux-kernel
Cc: luka.perkov, Robert Marko
Enable the eMMC connected to SDMMC0 in 8-bit DDR mode.
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
---
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
^ permalink raw reply related [flat|nested] 6+ messages in thread* Re: [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible
2026-08-24 10:56 [PATCH 1/4] dt-bindings: mmc: atmel,sama5d2-sdhci: add LAN969x compatible Robert Marko
` (2 preceding siblings ...)
2026-08-24 10:56 ` [PATCH 4/4] arm64: dts: microchip: ev23x71a: enable eMMC Robert Marko
@ 2026-08-24 16:27 ` Conor Dooley
3 siblings, 0 replies; 6+ messages in thread
From: Conor Dooley @ 2026-08-24 16:27 UTC (permalink / raw)
To: Robert Marko
Cc: ulfh, robh, krzk+dt, conor+dt, nicolas.ferre, alexandre.belloni,
claudiu.beznea, aubin.constans, linux-mmc, devicetree,
linux-arm-kernel, linux-kernel, luka.perkov
[-- Attachment #1: Type: text/plain, Size: 75 bytes --]
Acked-by: Conor Dooley <conor.dooley@microchip.com>
pw-bot: not-applicable
[-- Attachment #2: signature.asc --]
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^ permalink raw reply [flat|nested] 6+ messages in thread