diff options
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.patch | 49 |
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"; + |