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arm64: dts: broadcom: rp1: add i2c controller

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The RaspberryPi 5 has 7 designware-i2c I2C controller on the RP1
chipset.

Add the relevant nodes to the devicetree.

Signed-off-by: Gregor Herburger <gregor.herburger@linutronix.de>
Link: https://lore.kernel.org/r/20260226-raspi-dts-updates-v1-1-60832d20ff04@linutronix.de
Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
This commit is contained in:
Gregor Herburger
2026-02-26 09:55:54 +01:00
committed by Florian Fainelli
parent 80ebada3db
commit 531f5a9739
1 changed files with 77 additions and 0 deletions
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77
arch/arm64/boot/dts/broadcom/rp1-common.dtsi
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@@ -26,6 +26,83 @@ rp1_clocks: clocks@40018000 {
<200000000>; // RP1_CLK_SYS
};
rp1_i2c0: i2c@40070000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x40070000 0x0 0x1000>;
interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_i2c1: i2c@40074000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x40074000 0x0 0x1000>;
interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_i2c2: i2c@40078000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x40078000 0x0 0x1000>;
interrupts = <9 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_i2c3: i2c@4007c000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x4007c000 0x0 0x1000>;
interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_i2c4: i2c@40080000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x40080000 0x0 0x1000>;
interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_i2c5: i2c@40084000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x40084000 0x0 0x1000>;
interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_i2c6: i2c@40088000 {
compatible = "snps,designware-i2c";
reg = <0x0 0x40088000 0x0 0x1000>;
interrupts = <13 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&rp1_clocks RP1_CLK_SYS>;
i2c-scl-rising-time-ns = <65>;
i2c-scl-falling-time-ns = <100>;
status = "disabled";
};
rp1_gpio: pinctrl@400d0000 {
compatible = "raspberrypi,rp1-gpio";
reg = <0x00 0x400d0000 0x0 0xc000>,