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Add device-tree overlay for ds1307

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Signed-off-by: Ryan Coe <bluemrp9@gmail.com>
This commit is contained in:
Ryan Coe
2015-01-31 18:26:03 -07:00
committed by popcornmix
parent de3f2f0e54
commit 8fa93c5b1d
2 changed files with 23 additions and 0 deletions
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1
arch/arm/boot/dts/Makefile
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@@ -12,6 +12,7 @@ ifeq ($(CONFIG_BCM2709_DT),y)
RPI_DT_OVERLAYS=y
endif
dtb-$(RPI_DT_OVERLAYS) += ds1307-rtc-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += hifiberry-dac-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += hifiberry-dacplus-overlay.dtb
dtb-$(RPI_DT_OVERLAYS) += hifiberry-digi-overlay.dtb

22
arch/arm/boot/dts/ds1307-rtc-overlay.dts Normal file
View File

@@ -0,0 +1,22 @@
// Definitions for DS1307 Real Time Clock
/dts-v1/;
/plugin/;
/ {
compatible = "brcm,bcm2708";
fragment@0 {
target = <&i2c1>;
__overlay__ {
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
ds1307@68 {
compatible = "maxim,ds1307";
reg = <0x68>;
status = "okay";
};
};
};
};