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Eic7x dt fix #28

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Eic7x dt fix #28

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9b34720
riscv: dts: eic770x: Fix issues running upstream OpenSBI
ganboing Nov 11, 2025
29b1c90
riscv: p550: Use ns16550 serial driver instead of eswin driver
ganboing Dec 10, 2025
fdef797
riscv: dts: eic770/hfp: remove d1 devices
ganboing Dec 30, 2025
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6 changes: 6 additions & 0 deletions arch/riscv/dts/eic7700-hifive-premier-p550.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -126,6 +126,12 @@
&uart0 {
status = "okay";
};
/delete-node/ &d1_pmp;
/delete-node/ &d1_mbox_srvc;
/delete-node/ &d1_mbox;
/delete-node/ &d1_mbox_srvc1;
/delete-node/ &d1_mbox1;
/delete-node/ &plic1;

&bootspi {
status = "okay";
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19 changes: 17 additions & 2 deletions arch/riscv/dts/eic770x.dtsi
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@
cpus {
#address-cells = <1>;
#size-cells = <0>;
timebase-frequency = <1000000>;
cpu0: cpu@0 {
clock-frequency = <0>;
compatible = "eic7700", "riscv";
Expand Down Expand Up @@ -495,6 +496,16 @@
};
#endif
};
clint: timer@2000000 {
compatible = "eswin,eic7700-clint", "sifive,clint0";
reg = <0x0 0x02000000 0x0 0x10000>;
interrupts-extended =
<&cpu0_intc 3>, <&cpu0_intc 7>,
<&cpu1_intc 3>, <&cpu1_intc 7>,
<&cpu2_intc 3>, <&cpu2_intc 7>,
<&cpu3_intc 3>, <&cpu3_intc 7>;
};

plic0: interrupt-controller@c000000 {
status = "disabled";
#interrupt-cells = <1>;
Expand Down Expand Up @@ -594,15 +605,19 @@
};
uart0: serial@50900000 {
status = "disabled";
compatible = "synopsys,uart0";
compatible = "snps,dw-apb-uart";
clock-frequency = <200000000>;
reg-io-width = <4>;
reg-shift = <2>;
reg = <0x0 0x50900000 0x0 0xffff>;
reg-names = "control";
};
uart1: serial@50910000 {
status = "disabled";
compatible = "synopsys,uart0";
compatible = "snps,dw-apb-uart";
clock-frequency = <200000000>;
reg-io-width = <4>;
reg-shift = <2>;
reg = <0x0 0x50910000 0x0 0xffff>;
reg-names = "control";
};
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2 changes: 1 addition & 1 deletion configs/hifive_premier_p550_defconfig
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Expand Up @@ -93,7 +93,7 @@ CONFIG_PCIE_DW_ESWIN=y
CONFIG_PINCTRL=y
CONFIG_PINCONF=y
CONFIG_RESET_ESWIN=y
CONFIG_ESWIN_UART_SYNOPSYS=y
CONFIG_SYS_NS16550=y
CONFIG_SPI=y
CONFIG_DESIGNWARE_SPI=y
CONFIG_ESWIN_SPI=y
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