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arm: dts: mediatek: add PCIe node for MT7622

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This patch adds PCIe node in dts for Mediatek MT7622 Soc.

Signed-off-by: Chuanjia Liu <Chuanjia.Liu@mediatek.com>
Signed-off-by: Henry Yen <henry.yen@mediatek.com>
This commit is contained in:
Chuanjia Liu
2020-08-10 16:17:11 +08:00
committed by Tom Rini
parent 91ee45d806
commit bb9d3ad521
2 changed files with 103 additions and 0 deletions
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31
arch/arm/dts/mt7622-rfb.dts
View File

@@ -46,8 +46,39 @@
};
};
&pcie {
pinctrl-names = "default";
pinctrl-0 = <&pcie0_pins>, <&pcie1_pins>;
status = "okay";
pcie@0,0 {
status = "okay";
};
pcie@1,0 {
status = "okay";
};
};
&pinctrl {
pcie0_pins: pcie0-pins {
mux {
function = "pcie";
groups = "pcie0_pad_perst",
"pcie0_1_waken",
"pcie0_1_clkreq";
};
};
pcie1_pins: pcie1-pins {
mux {
function = "pcie";
groups = "pcie1_pad_perst",
"pcie1_0_waken",
"pcie1_0_clkreq";
};
};
snfi_pins: snfi-pins {
mux {
function = "flash";

72
arch/arm/dts/mt7622.dtsi
View File

@@ -193,6 +193,78 @@
#reset-cells = <1>;
};
pcie: pcie@1a140000 {
compatible = "mediatek,mt7622-pcie";
device_type = "pci";
reg = <0x1a140000 0x1000>,
<0x1a143000 0x1000>,
<0x1a145000 0x1000>;
reg-names = "subsys", "port0", "port1";
#address-cells = <3>;
#size-cells = <2>;
interrupts = <GIC_SPI 228 IRQ_TYPE_LEVEL_LOW>,
<GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
clocks = <&pciesys CLK_PCIE_P0_MAC_EN>,
<&pciesys CLK_PCIE_P1_MAC_EN>,
<&pciesys CLK_PCIE_P0_AHB_EN>,
<&pciesys CLK_PCIE_P0_AHB_EN>,
<&pciesys CLK_PCIE_P0_AUX_EN>,
<&pciesys CLK_PCIE_P1_AUX_EN>,
<&pciesys CLK_PCIE_P0_AXI_EN>,
<&pciesys CLK_PCIE_P1_AXI_EN>,
<&pciesys CLK_PCIE_P0_OBFF_EN>,
<&pciesys CLK_PCIE_P1_OBFF_EN>,
<&pciesys CLK_PCIE_P0_PIPE_EN>,
<&pciesys CLK_PCIE_P1_PIPE_EN>;
clock-names = "sys_ck0", "sys_ck1", "ahb_ck0", "ahb_ck1",
"aux_ck0", "aux_ck1", "axi_ck0", "axi_ck1",
"obff_ck0", "obff_ck1", "pipe_ck0", "pipe_ck1";
power-domains = <&scpsys MT7629_POWER_DOMAIN_HIF0>;
bus-range = <0x00 0xff>;
ranges = <0x82000000 0 0x20000000 0x20000000 0 0x10000000>;
status = "disabled";
pcie0: pcie@0,0 {
reg = <0x0000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
ranges;
status = "disabled";
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc0 0>,
<0 0 0 2 &pcie_intc0 1>,
<0 0 0 3 &pcie_intc0 2>,
<0 0 0 4 &pcie_intc0 3>;
pcie_intc0: interrupt-controller {
interrupt-controller;
#address-cells = <0>;
#interrupt-cells = <1>;
};
};
pcie1: pcie@1,0 {
reg = <0x0800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
ranges;
status = "disabled";
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc1 0>,
<0 0 0 2 &pcie_intc1 1>,
<0 0 0 3 &pcie_intc1 2>,
<0 0 0 4 &pcie_intc1 3>;
pcie_intc1: interrupt-controller {
interrupt-controller;
#address-cells = <0>;
#interrupt-cells = <1>;
};
};
};
ethsys: syscon@1b000000 {
compatible = "mediatek,mt7622-ethsys", "syscon";
reg = <0x1b000000 0x1000>;