[U-Boot] [PATCH 3/3] sunxi: Add A20-SOM204-EVB-eMMC board

Stefan Mavrodiev stefan at olimex.com
Fri Feb 2 09:37:03 UTC 2018


A20-SOM204 board has option with onboard 16GB eMMC. The chip is wired
to MMC2 slot.

This patch adds defconfig and dts files for this board. The dts is same
with mainline kernel.

Signed-off-by: Stefan Mavrodiev <stefan at olimex.com>
---
 arch/arm/dts/Makefile                             |  1 +
 arch/arm/dts/sun7i-a20-olimex-som204-evb-emmc.dts | 36 +++++++++++++++++++++++
 configs/A20-Olimex-SOM204-EVB-eMMC_defconfig      | 34 +++++++++++++++++++++
 3 files changed, 71 insertions(+)
 create mode 100644 arch/arm/dts/sun7i-a20-olimex-som204-evb-emmc.dts
 create mode 100644 configs/A20-Olimex-SOM204-EVB-eMMC_defconfig

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 97e8790..f9764a4 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -304,6 +304,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
 	sun7i-a20-mk808c.dtb \
 	sun7i-a20-olimex-som-evb.dtb \
 	sun7i-a20-olimex-som204-evb.dtb \
+	sun7i-a20-olimex-som204-evb-emmc.dtb \
 	sun7i-a20-olinuxino-lime.dtb \
 	sun7i-a20-olinuxino-lime2.dtb \
 	sun7i-a20-olinuxino-lime2-emmc.dtb \
diff --git a/arch/arm/dts/sun7i-a20-olimex-som204-evb-emmc.dts b/arch/arm/dts/sun7i-a20-olimex-som204-evb-emmc.dts
new file mode 100644
index 0000000..c56620a
--- /dev/null
+++ b/arch/arm/dts/sun7i-a20-olimex-som204-evb-emmc.dts
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree Source for A20-SOM204-EVB-eMMC Board
+ *
+ * Copyright (C) 2018 Olimex Ltd.
+ *   Author: Stefan Mavrodiev <stefan at olimex.com>
+ */
+
+/dts-v1/;
+#include "sun7i-a20-olimex-som204-evb.dts"
+
+/ {
+	model = "Olimex A20-SOM204-EVB-eMMC";
+	compatible = "olimex,a20-olimex-som204-evb-emmc", "allwinner,sun7i-a20";
+
+	mmc2_pwrseq: mmc2_pwrseq {
+		compatible = "mmc-pwrseq-emmc";
+		reset-gpios = <&pio 2 16 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&mmc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc2_pins_a>;
+	vmmc-supply = <&reg_vcc3v3>;
+	mmc-pwrseq = <&mmc2_pwrseq>;
+	bus-width = <4>;
+	non-removable;
+	status = "okay";
+
+	emmc: emmc at 0 {
+		reg = <0>;
+		compatible = "mmc-card";
+		broken-hpi;
+	};
+};
diff --git a/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig b/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
new file mode 100644
index 0000000..11fe6bd
--- /dev/null
+++ b/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
@@ -0,0 +1,34 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_MACH_SUN7I=y
+CONFIG_DRAM_CLK=384
+CONFIG_MMC0_CD_PIN="PH1"
+CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_USB0_VBUS_PIN="PC17"
+CONFIG_USB0_VBUS_DET="PH5"
+CONFIG_I2C1_ENABLE=y
+CONFIG_SATAPWR="PC3"
+CONFIG_GMAC_TX_DELAY=4
+CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-olimex-som204-evb-emmc"
+CONFIG_AHCI=y
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL=y
+CONFIG_SPL_I2C_SUPPORT=y
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_FPGA is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_ISO_PARTITION is not set
+# CONFIG_SPL_PARTITION_UUIDS is not set
+CONFIG_SCSI_AHCI=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_PHY_ADDR=3
+CONFIG_PHY_MICREL=y
+CONFIG_PHY_MICREL_KSZ90X1=y
+CONFIG_RGMII=y
+CONFIG_SUN7I_GMAC=y
+CONFIG_AXP_ALDO3_VOLT=2800
+CONFIG_AXP_ALDO4_VOLT=2800
+CONFIG_SCSI=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_MUSB_GADGET=y
+CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
-- 
2.7.4



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