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realtek: switch HP-1920-48G to new shared gpio driver

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This allows the SFPs to work without manually switching port type.

Signed-off-by: Joe Holden <jwh@zorins.us>
Link: https://github.com/openwrt/openwrt/pull/18914
Signed-off-by: Robert Marko <robimarko@gmail.com>
This commit is contained in:
Joe Holden 2025-05-25 12:13:30 +00:00 committed by Robert Marko
parent a37b47a512
commit 502b2f4ee5
1 changed files with 64 additions and 68 deletions
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66
target/linux/realtek/dts/rtl8393_hpe_1920-48g.dts
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@ -6,13 +6,40 @@
compatible = "hpe,1920-48g", "realtek,rtl8393-soc"; compatible = "hpe,1920-48g", "realtek,rtl8393-soc";
model = "HPE 1920-48G (JG927A)"; model = "HPE 1920-48G (JG927A)";
i2c0: i2c-gpio-0 { i2c-gpio-shared0 {
compatible = "i2c-gpio"; compatible = "i2c-gpio-shared";
sda-gpios = <&gpio0 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpio0 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; scl-gpios = <&gpio0 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
#address-cells = <1>; #address-cells = <1>;
#size-cells = <0>; #size-cells = <0>;
i2c0: i2c@0 {
sda-gpios = <&gpio0 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
};
i2c2: i2c@2 {
sda-gpios = <&gpio0 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
};
};
i2c-gpio-shared1 {
compatible = "i2c-gpio-shared";
scl-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
#address-cells = <1>;
#size-cells = <0>;
i2c1: i2c@1 {
sda-gpios = <&gpio0 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
};
i2c3: i2c@3 {
sda-gpios = <&gpio0 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
};
}; };
sfp0: sfp-p49 { sfp0: sfp-p49 {
@ -24,15 +51,6 @@
// tx-disable connected to RTL8214FC (TODO?) // tx-disable connected to RTL8214FC (TODO?)
}; };
i2c1: i2c-gpio-1 {
compatible = "i2c-gpio";
sda-gpios = <&gpio0 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
#address-cells = <1>;
#size-cells = <0>;
};
sfp1: sfp-p50 { sfp1: sfp-p50 {
compatible = "sff,sfp"; compatible = "sff,sfp";
i2c-bus = <&i2c1>; i2c-bus = <&i2c1>;
@ -42,17 +60,6 @@
// tx-disable connected to RTL8214FC (TODO?) // tx-disable connected to RTL8214FC (TODO?)
}; };
// not enabled due to shared I2C clock
i2c2: i2c-gpio-2 {
status = "disabled";
compatible = "i2c-gpio";
sda-gpios = <&gpio0 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpio0 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
#address-cells = <1>;
#size-cells = <0>;
};
sfp2: sfp-p51 { sfp2: sfp-p51 {
compatible = "sff,sfp"; compatible = "sff,sfp";
i2c-bus = <&i2c2>; i2c-bus = <&i2c2>;
@ -62,17 +69,6 @@
// tx-disable connected to RTL8214FC (TODO?) // tx-disable connected to RTL8214FC (TODO?)
}; };
// not enabled due to shared I2C clock
i2c3: i2c-gpio-3 {
status = "disabled";
compatible = "i2c-gpio";
sda-gpios = <&gpio0 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
scl-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
i2c-gpio,delay-us = <2>;
#address-cells = <1>;
#size-cells = <0>;
};
sfp3: sfp-p52 { sfp3: sfp-p52 {
compatible = "sff,sfp"; compatible = "sff,sfp";
i2c-bus = <&i2c3>; i2c-bus = <&i2c3>;