[PATCH 1/2] arm64: dts: marvell: armada37xx: Add emmc/sdio pinctrl definition

[PATCH 1/2] arm64: dts: marvell: armada37xx: Add emmc/sdio pinctrl definition

[Ding Tao]

Add emmc/sdio pinctrl definition for marvell armada37xx SoCs.

Signed-off-by: Ding Tao <miyatsu@qq.com>
---
 arch/arm64/boot/dts/marvell/armada-37xx.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
index d9531e242eb4..eeec04a1add6 100644
--- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
@@ -221,6 +221,11 @@
 					groups = "uart2";
 					function = "uart";
 				};
+
+				mmc_pins: mmc-pins {
+					groups = "emmc_nb";
+					function = "emmc";
+				};
 			};
 
 			nb_pm: syscon@14000 {
@@ -253,6 +258,11 @@
 					function = "mii";
 				};
 
+				sdio_pins: sdio-pins {
+					groups = "sdio_sb";
+					function = "sdio";
+				};
+
 			};
 
 			eth0: ethernet@30000 {
-- 
2.17.1

[PATCH 2/2] arm64: dts: marvell: armada-37xx: Enable emmc on espressobin

[Ding Tao]

The ESPRESSObin board has a emmc interface available on U11, let's
enable it.

Signed-off-by: Ding Tao <miyatsu@qq.com>
---
 .../dts/marvell/armada-3720-espressobin.dts    | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
index 3ab25ad402b9..ee05aabbba88 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
@@ -60,6 +60,24 @@
 	cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
 	marvell,pad-type = "sd";
 	vqmmc-supply = <&vcc_sd_reg1>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdio_pins>;
+	status = "okay";
+};
+
+/* U11 */
+&sdhci0 {
+	non-removable;
+	bus-width = <8>;
+	mmc-ddr-1_8v;
+	mmc-hs400-1_8v;
+	marvell,xenon-emmc;
+	marvell,xenon-tun-count = <9>;
+	marvell,pad-type = "fixed-1-8v";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc_pins>;
 	status = "okay";
 };
 
-- 
2.17.1

Re: [PATCH 2/2] arm64: dts: marvell: armada-37xx: Enable emmc on espressobin

[Gregory CLEMENT]

Hi Ding,
 
 On ven., oct. 26 2018, Ding Tao <miyatsu@qq.com> wrote:

> The ESPRESSObin board has a emmc interface available on U11, let's
> enable it.


Applied on mvebu/dt64 for now, but what happen if U11 is not populated?

Thanks,

Gregory

>
> Signed-off-by: Ding Tao <miyatsu@qq.com>
> ---
>  .../dts/marvell/armada-3720-espressobin.dts    | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
> index 3ab25ad402b9..ee05aabbba88 100644
> --- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
> +++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
> @@ -60,6 +60,24 @@
>  	cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
>  	marvell,pad-type = "sd";
>  	vqmmc-supply = <&vcc_sd_reg1>;
> +
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&sdio_pins>;
> +	status = "okay";
> +};
> +
> +/* U11 */
> +&sdhci0 {
> +	non-removable;
> +	bus-width = <8>;
> +	mmc-ddr-1_8v;
> +	mmc-hs400-1_8v;
> +	marvell,xenon-emmc;
> +	marvell,xenon-tun-count = <9>;
> +	marvell,pad-type = "fixed-1-8v";
> +
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc_pins>;
>  	status = "okay";
>  };
>  
> -- 
> 2.17.1
>
>
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com