[PATCH v1] ARM: dts: imx6qdl-sabreauto: add ecspi dts for sabreauto board
From: Robin Gong <hidden>
Date: 2018-03-21 02:38:07
Also in:
linux-arm-kernel, lkml
Subsystem:
arm and arm64 soc sub-architectures (common parts), the rest · Maintainers:
Arnd Bergmann, Krzysztof Kozlowski, Alexandre Belloni, Linus Walleij, Linus Torvalds
DIN pin of SPI-NOR muxed with I2C3_SDA which connected to one gpio expand chip, thus have to disable all those module which compacted by those gpios if enable SPI-NOR support on Sabreauto board. Signed-off-by: Robin Gong <redacted> --- arch/arm/boot/dts/Makefile | 2 ++ arch/arm/boot/dts/imx6dl-sabreauto-ecspi.dts | 47 +++++++++++++++++++++++++++ arch/arm/boot/dts/imx6q-sabreauto-ecspi.dts | 48 ++++++++++++++++++++++++++++ arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 1 + 4 files changed, 98 insertions(+) create mode 100644 arch/arm/boot/dts/imx6dl-sabreauto-ecspi.dts create mode 100644 arch/arm/boot/dts/imx6q-sabreauto-ecspi.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 4fe209c..4a814bb 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile@@ -406,6 +406,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \ imx6dl-rex-basic.dtb \ imx6dl-riotboard.dtb \ imx6dl-sabreauto.dtb \ + imx6dl-sabreauto-ecspi.dtb \ imx6dl-sabrelite.dtb \ imx6dl-sabresd.dtb \ imx6dl-savageboard.dtb \
@@ -478,6 +479,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \ imx6q-pistachio.dtb \ imx6q-rex-pro.dtb \ imx6q-sabreauto.dtb \ + imx6q-sabreauto-ecspi.dtb \ imx6q-sabrelite.dtb \ imx6q-sabresd.dtb \ imx6q-savageboard.dtb \
diff --git a/arch/arm/boot/dts/imx6dl-sabreauto-ecspi.dts b/arch/arm/boot/dts/imx6dl-sabreauto-ecspi.dts
new file mode 100644
index 0000000..80d018d
--- /dev/null
+++ b/arch/arm/boot/dts/imx6dl-sabreauto-ecspi.dts@@ -0,0 +1,47 @@ +/* + * Copyright (C) 2014 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "imx6dl-sabreauto.dts" + +&gpio5 { + eim_d18_steered { + gpio-hog; + gpios = <4 GPIO_ACTIVE_LOW>; + output-high; + line-name = "ecspi1_din"; + }; +}; + +&ecspi1 { + status = "okay"; +}; + +&can2 { + /* max7310_c on i2c3 is gone */ + status = "disabled"; +}; + +&i2c3 { + /* pin conflict with ecspi1 */ + status = "disabled"; +}; + +&uart3 { + /* the uart3 depends on the i2c3, so disable it too. */ + status = "disabled"; +}; + +&usbh1 { + /* max7310_b on i2c3 is gone */ + status = "disabled"; +}; + +&usbotg { + dr_mode = "peripheral"; + status = "okay"; +};
diff --git a/arch/arm/boot/dts/imx6q-sabreauto-ecspi.dts b/arch/arm/boot/dts/imx6q-sabreauto-ecspi.dts
new file mode 100644
index 0000000..cb7f38e
--- /dev/null
+++ b/arch/arm/boot/dts/imx6q-sabreauto-ecspi.dts@@ -0,0 +1,48 @@ +/* + * Copyright (C) 2014 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "imx6q-sabreauto.dts" + +&gpio5 { + eim_d18_steered { + gpio-hog; + gpios = <4 GPIO_ACTIVE_LOW>; + output-high; + line-name = "ecspi1_din"; + }; +}; + +&ecspi1 { + status = "okay"; +}; + +&can2 { + /* max7310_c on i2c3 is gone */ + status = "disabled"; +}; + +&i2c3 { + /* pin conflict with ecspi1 */ + status = "disabled"; +}; + +&uart3 { + /* the uart3 depends on the i2c3, so disable it too. */ + status = "disabled"; +}; + +&usbh1 { + /* max7310_b on i2c3 is gone */ + status = "disabled"; +}; + +&usbotg { + /* max7310_c on i2c3 is gone */ + status = "okay"; + dr_mode = "peripheral"; +};
diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
index 54b0139..b83efc3 100644
--- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi@@ -375,6 +375,7 @@ MX6QDL_PAD_NANDF_CS2__GPIO6_IO15 0x80000000 MX6QDL_PAD_SD2_DAT2__GPIO1_IO13 0x80000000 MX6QDL_PAD_GPIO_18__SD3_VSELECT 0x17059 + MX6QDL_PAD_EIM_A24__GPIO5_IO04 0x80000000 >; };
--
2.7.4