[PATCH 1/8] arm64: dts: rockchip: fix eeprom for Radxa ROCK 5A
FUKAUMI Naoki
naoki at radxa.com
Wed Nov 13 00:12:51 PST 2024
- move eeprom from i2c2 to i2c0 to match with schematic[1]
- add vcc_3v3_pmu regulator and use it as vcc-supply for eeprom
[1] https://dl.radxa.com/rock5/5a/docs/hw/radxa_rock5a_V1.1_sch.pdf
Signed-off-by: FUKAUMI Naoki <naoki at radxa.com>
---
.../boot/dts/rockchip/rk3588s-rock-5a.dts | 23 ++++++++++++++-----
1 file changed, 17 insertions(+), 6 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
index 70a43432bdc5..56c818c45dc0 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
@@ -113,6 +113,16 @@ vcc5v0_sys: regulator-vcc5v0-sys {
vin-supply = <&vcc12v_dcin>;
};
+ vcc_3v3_pmu: regulator-vcc-3v3-pmu {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_3v3_pmu";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc_3v3_s3>;
+ };
+
vcc_5v0: regulator-vcc-5v0 {
compatible = "regulator-fixed";
regulator-name = "vcc_5v0";
@@ -221,6 +231,13 @@ regulator-state-mem {
regulator-off-in-suspend;
};
};
+
+ eeprom: eeprom at 50 {
+ compatible = "belling,bl24c16a", "atmel,24c16";
+ reg = <0x50>;
+ pagesize = <16>;
+ vcc-supply = <&vcc_3v3_pmu>;
+ };
};
&i2c2 {
@@ -242,12 +259,6 @@ regulator-state-mem {
regulator-off-in-suspend;
};
};
-
- eeprom: eeprom at 50 {
- compatible = "belling,bl24c16a", "atmel,24c16";
- reg = <0x50>;
- pagesize = <16>;
- };
};
&i2c3 {
--
2.43.0
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