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[v4,09/10] arm64: dts: bcm2712: Add external clock for RP1 chipset on Rpi5

Message ID 8deccbd7ab8915957342a097410473445987b044.1732444746.git.andrea.porta@suse.com (mailing list archive)
State New
Headers show
Series Add support for RaspberryPi RP1 PCI device using a DT overlay | expand

Commit Message

Andrea della Porta Nov. 24, 2024, 10:51 a.m. UTC 
The RP1 found on Raspberry Pi 5 board needs an external crystal at 50MHz.
Add clk_rp1_xosc node to provide that.

Signed-off-by: Andrea della Porta <andrea.porta@suse.com>
---
 arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
index 6e5a984c1d4e..b00261992b71 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
@@ -38,6 +38,13 @@  clk_emmc2: clk-emmc2 {
 			clock-frequency = <200000000>;
 			clock-output-names = "emmc2-clock";
 		};
+
+		clk_rp1_xosc: clock-50000000 {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-output-names = "rp1-xosc";
+			clock-frequency = <50000000>;
+		};
 	};
 
 	cpus: cpus {