This commit adds i2c devices and muxes.
Tested:
This board is tested using the simics simulator.
Signed-off-by: Ninad Palsule <ninad@xxxxxxxxxxxxx>
---
.../dts/aspeed/aspeed-bmc-ibm-system1.dts | 577 ++++++++++++++++++
1 file changed, 577 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
index 01291b407f59..0557bff9f36a 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
@@ -11,6 +11,65 @@ / {
model = "System1";
compatible = "ibm,system1-bmc", "aspeed,ast2600";
+ aliases {
+ i2c16 = &i2c8mux1chn0;
+ i2c17 = &i2c8mux1chn1;
+ i2c18 = &i2c8mux1chn2;
+ i2c19 = &i2c8mux1chn3;
+ i2c20 = &i2c8mux1chn4;
+ i2c21 = &i2c8mux1chn5;
+ i2c22 = &i2c8mux1chn6;
+ i2c23 = &i2c8mux1chn7;
+ i2c24 = &i2c3mux0chn0;
+ i2c25 = &i2c3mux0chn1;
+ i2c26 = &i2c3mux0chn2;
+ i2c27 = &i2c3mux0chn3;
+ i2c28 = &i2c3mux0chn4;
+ i2c29 = &i2c3mux0chn5;
+ i2c30 = &i2c3mux0chn6;
+ i2c31 = &i2c3mux0chn7;
+ i2c32 = &i2c6mux0chn0;
+ i2c33 = &i2c6mux0chn1;
+ i2c34 = &i2c6mux0chn2;
+ i2c35 = &i2c6mux0chn3;
+ i2c36 = &i2c6mux0chn4;
+ i2c37 = &i2c6mux0chn5;
+ i2c38 = &i2c6mux0chn6;
+ i2c39 = &i2c6mux0chn7;
+ i2c40 = &i2c7mux0chn0;
+ i2c41 = &i2c7mux0chn1;
+ i2c42 = &i2c7mux0chn2;
+ i2c43 = &i2c7mux0chn3;
+ i2c44 = &i2c7mux0chn4;
+ i2c45 = &i2c7mux0chn5;
+ i2c46 = &i2c7mux0chn6;
+ i2c47 = &i2c7mux0chn7;
+ i2c48 = &i2c8mux0chn0;
+ i2c49 = &i2c8mux0chn1;
+ i2c50 = &i2c8mux0chn2;
+ i2c51 = &i2c8mux0chn3;
+ i2c52 = &i2c8mux0chn4;
+ i2c53 = &i2c8mux0chn5;
+ i2c54 = &i2c8mux0chn6;
+ i2c55 = &i2c8mux0chn7;
+ i2c56 = &i2c14mux0chn0;
+ i2c57 = &i2c14mux0chn1;
+ i2c58 = &i2c14mux0chn2;
+ i2c59 = &i2c14mux0chn3;
+ i2c60 = &i2c14mux0chn4;
+ i2c61 = &i2c14mux0chn5;
+ i2c62 = &i2c14mux0chn6;
+ i2c63 = &i2c14mux0chn7;
+ i2c64 = &i2c15mux0chn0;
+ i2c65 = &i2c15mux0chn1;
+ i2c66 = &i2c15mux0chn2;
+ i2c67 = &i2c15mux0chn3;
+ i2c68 = &i2c15mux0chn4;
+ i2c69 = &i2c15mux0chn5;
+ i2c70 = &i2c15mux0chn6;
+ i2c71 = &i2c15mux0chn7;
+ };
+
chosen {
stdout-path = &uart5;
bootargs = "console=ttyS4,115200n8 earlycon";
@@ -54,10 +113,12 @@ vga_memory: region@bf000000 {
reg = <0xbf000000 0x01000000>; /* 16M */
};
};
+
};
&adc1 {
status = "okay";
+
aspeed,int-vref-microvolt = <2500000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_adc8_default
@@ -186,3 +247,519 @@ &kcs3 {
aspeed,lpc-io-reg = <0xca2>;
aspeed,lpc-interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
};
+
+&i2c0 {
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+};
+
+&i2c2 {
+ status = "okay";
+};
+
+&i2c3 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c3mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c3mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c3mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c3mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c3mux0chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ };
+
+ i2c3mux0chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c3mux0chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c3mux0chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+};
+
+&i2c4 {
+ status = "okay";
+};
+
+&i2c5 {
+ status = "okay";
+};
+
+&i2c6 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c6mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c6mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c6mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c6mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c6mux0chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ };
+
+ i2c6mux0chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c6mux0chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c6mux0chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+};
+
+&i2c7 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c7mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c7mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c7mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c7mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c7mux0chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ };
+
+ i2c7mux0chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c7mux0chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c7mux0chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+};
+
+&i2c8 {
+ status = "okay";
+
+ i2c-mux@71 {
+ compatible = "nxp,pca9548";
+ reg = <0x71>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c8mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c8mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c8mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c8mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c8mux0chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c8mux1chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c8mux1chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c8mux1chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c8mux1chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c8mux1chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ };
+
+ i2c8mux1chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c8mux1chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c8mux1chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+ };
+
+ i2c8mux0chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c8mux0chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c8mux0chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+};
+
+&i2c9 {
+ status = "okay";
+};
+
+&i2c11 {
+ status = "okay";
+};
+
+&i2c12 {
+ status = "okay";
+};
+
+&i2c13 {
+ status = "okay";
+};
+
+&i2c14 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c14mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c14mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c14mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c14mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c14mux0chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ };
+
+ i2c14mux0chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c14mux0chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c14mux0chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+};
+
+&i2c15 {
+ status = "okay";
+
+ i2c-mux@71 {
+ compatible = "nxp,pca9548";
+ reg = <0x71>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c15mux0chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c15mux0chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c15mux0chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c15mux0chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c15mux0chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+ i2c-mux-idle-disconnect;
+
+ i2c15mux1chn0: i2c@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c15mux1chn1: i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+
+ i2c15mux1chn2: i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+ };
+
+ i2c15mux1chn3: i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+ };
+
+ i2c15mux1chn4: i2c@4 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <4>;
+ };
+
+ i2c15mux1chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c15mux1chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c15mux1chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+ };
+
+ i2c15mux0chn5: i2c@5 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <5>;
+ };
+
+ i2c15mux0chn6: i2c@6 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <6>;
+ };
+
+ i2c15mux0chn7: i2c@7 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <7>;
+ };
+ };
+};
--
2.39.2
