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Diffstat (limited to 'target/linux/mvebu/patches-4.14/514-arm64-dts-marvell-armada-37xx-Enable-emmc-on-espress.patch')
-rw-r--r--target/linux/mvebu/patches-4.14/514-arm64-dts-marvell-armada-37xx-Enable-emmc-on-espress.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-4.14/514-arm64-dts-marvell-armada-37xx-Enable-emmc-on-espress.patch b/target/linux/mvebu/patches-4.14/514-arm64-dts-marvell-armada-37xx-Enable-emmc-on-espress.patch
new file mode 100644
index 0000000000..26d090f050
--- /dev/null
+++ b/target/linux/mvebu/patches-4.14/514-arm64-dts-marvell-armada-37xx-Enable-emmc-on-espress.patch
@@ -0,0 +1,49 @@
+From 43ebc7c1b3ed8198b9acf3019eca16e722f7331c Mon Sep 17 00:00:00 2001
+From: Ding Tao <miyatsu@qq.com>
+Date: Fri, 26 Oct 2018 11:50:28 +0000
+Subject: [PATCH] arm64: dts: marvell: armada-37xx: Enable emmc on espressobin
+
+The ESPRESSObin board has a emmc interface available on U11: declare it
+and let the bootloader enable it if the emmc is present.
+
+[gregory.clement@bootlin.com: disable the emmc by default]
+Signed-off-by: Ding Tao <miyatsu@qq.com>
+Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
+---
+ .../dts/marvell/armada-3720-espressobin.dts | 22 +++++++++++++++++++
+ 1 file changed, 22 insertions(+)
+
+--- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
++++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
+@@ -93,9 +93,31 @@
+ 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>;
++/*
++ * This eMMC is not populated on all boards, so disable it by
++ * default and let the bootloader enable it, if it is present
++ */
++ status = "disabled";
++};
++
+ &spi0 {
+ status = "okay";
+