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Update 950-0785-ARM-dts-Add-bcm2711-rpi-cm4.dts.patch

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suyuan168 2022-01-04 01:23:56 +08:00
parent 62e5651ce1
commit ff1abda3ec
1 changed files with 18 additions and 3 deletions
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21
root/target/linux/bcm27xx/patches-5.4/950-0785-ARM-dts-Add-bcm2711-rpi-cm4.dts.patch
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@ -7,9 +7,9 @@ Add initial DTS file for Compute Module 4.
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/Makefile | 3 +-
arch/arm/boot/dts/Makefile | 2 +-
arch/arm/boot/dts/bcm2711-rpi-cm4.dts | 485 ++++++++++++++++++++++++++
3 files changed, 485 insertions(+), 1 deletion(-)
2 files changed, 487 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/boot/dts/bcm2711-rpi-cm4.dts
--- a/arch/arm/boot/dts/Makefile
@ -511,4 +511,19 @@ Signed-off-by: Phil Elwell <phil@raspberrypi.com>
+ spi_dma4 = <&spi0>, "dmas:0=", <&dma40>,
+ <&spi0>, "dmas:8=", <&dma40>;
+ };
+};
+};
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -92,6 +92,12 @@ Name: <The base DTB>
Info: Configures the base Raspberry Pi hardware
Load: <loaded automatically>
Params:
+ ant1 Select antenna 1 (default). CM4 only.
+
+ ant2 Select antenna 2. CM4 only.
+
+ noant Disable both antennas. CM4 only.
+
audio Set to "on" to enable the onboard ALSA audio
interface (default "off")