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author | Lucas Stach <l.stach@pengutronix.de> | 2019-05-31 11:47:28 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2019-06-04 09:54:59 +0200 |
commit | 207c42850e481acf7a6247ae4f34541b0a0142ec (patch) | |
tree | ca384bcdf068095298dab0f0beaa72ef68846a41 /arch/arm | |
parent | 77d192699c65a492b7b7767d4260158d853d225a (diff) | |
download | barebox-207c42850e481acf7a6247ae4f34541b0a0142ec.tar.gz barebox-207c42850e481acf7a6247ae4f34541b0a0142ec.tar.xz |
ARM: zii-imx8mq-dev: add barebox and environment partition
While barebox itself should be on the eMMC boot partitions eventually
it's nice to have this set up, so one can dd a prebuilt SD card image
to the eMMC and have something working. A working Barebox env is also
very convinient to have around during development.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Vivien Didelot <vivien.didelot@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/boards/zii-imx8mq-dev/board.c | 6 | ||||
-rw-r--r-- | arch/arm/dts/imx8mq-zii-ultra.dtsi | 37 |
2 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/boards/zii-imx8mq-dev/board.c b/arch/arm/boards/zii-imx8mq-dev/board.c index 94e71f58ce..4dbe23f58c 100644 --- a/arch/arm/boards/zii-imx8mq-dev/board.c +++ b/arch/arm/boards/zii-imx8mq-dev/board.c @@ -4,6 +4,7 @@ * Author: Andrey Smirnov <andrew.smirnov@gmail.com> */ +#include <bootsource.h> #include <common.h> #include <init.h> #include <asm/memory.h> @@ -19,6 +20,11 @@ static int zii_imx8mq_dev_init(void) imx8mq_bbu_internal_mmcboot_register_handler("eMMC", "/dev/mmc0", 0); + if (bootsource_get_instance() == 0) + of_device_enable_path("/chosen/environment-emmc"); + else + of_device_enable_path("/chosen/environment-sd"); + return 0; } device_initcall(zii_imx8mq_dev_init); diff --git a/arch/arm/dts/imx8mq-zii-ultra.dtsi b/arch/arm/dts/imx8mq-zii-ultra.dtsi index ccf80d3de8..53679b0d3c 100644 --- a/arch/arm/dts/imx8mq-zii-ultra.dtsi +++ b/arch/arm/dts/imx8mq-zii-ultra.dtsi @@ -10,6 +10,17 @@ / { chosen { stdout-path = &uart1; + + environment-emmc { + compatible = "barebox,environment"; + device-path = &usdhc1, "partname:barebox-environment"; + status = "disabled"; + }; + environment-sd { + compatible = "barebox,environment"; + device-path = &usdhc2, "partname:barebox-environment"; + status = "disabled"; + }; }; mdio0: bitbang-mdio { @@ -348,6 +359,19 @@ no-sd; no-sdio; status = "okay"; + + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "barebox"; + reg = <0x0 0xe0000>; + }; + + partition@e0000 { + label = "barebox-environment"; + reg = <0xe0000 0x20000>; + }; }; &usdhc2 { @@ -358,6 +382,19 @@ cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>; vmmc-supply = <®_usdhc2_vmmc>; status = "okay"; + + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "barebox"; + reg = <0x0 0xe0000>; + }; + + partition@e0000 { + label = "barebox-environment"; + reg = <0xe0000 0x20000>; + }; }; &iomuxc { |