diff options
| author | Selvam Sathappan Periakaruppan <speriaka@codeaurora.org> | 2021-05-05 12:18:32 +0300 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2021-08-05 10:27:34 -0500 |
| commit | 095bbdd9a5c302ca4636c8fc92216ac008f46491 (patch) | |
| tree | 826867f41cb7d8a81de1f7089b2ab2c509bc2ed1 /arch/arm64 | |
| parent | f70c6dc013c1842b0ca640926cf74e7b99cec33d (diff) | |
arm64: dts: qcom: ipq6018: Add pcie support
ipq6018 has 1 pcie gen3 port. This patch adds the support for the same.
The GICv2m reg property value is a guess based on similar SoCs
description in downstream Codeaurora kernel. It appears to work.
Signed-off-by: Selvam Sathappan Periakaruppan <speriaka@codeaurora.org>
[baruch: adjust #address-cells/#size-cells; drop unsupported property;
increase parf registers size]
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Link: https://lore.kernel.org/r/0f733656666fa6adaa8e196419ebcfd04677d173.1620203062.git.baruch@tkos.co.il
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/ipq6018.dtsi | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi index 66da336894eb..d2fe58e0eb7a 100644 --- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi @@ -384,6 +384,105 @@ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>; }; + pcie_phy: phy@84000 { + compatible = "qcom,ipq6018-qmp-pcie-phy"; + reg = <0x0 0x84000 0x0 0x1bc>; /* Serdes PLL */ + status = "disabled"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + clocks = <&gcc GCC_PCIE0_AUX_CLK>, + <&gcc GCC_PCIE0_AHB_CLK>; + clock-names = "aux", "cfg_ahb"; + + resets = <&gcc GCC_PCIE0_PHY_BCR>, + <&gcc GCC_PCIE0PHY_PHY_BCR>; + reset-names = "phy", + "common"; + + pcie_phy0: lane@84200 { + reg = <0x0 0x84200 0x0 0x16c>, /* Serdes Tx */ + <0x0 0x84400 0x0 0x200>, /* Serdes Rx */ + <0x0 0x84800 0x0 0x4f4>; /* PCS: Lane0, COM, PCIE */ + #phy-cells = <0>; + + clocks = <&gcc GCC_PCIE0_PIPE_CLK>; + clock-names = "pipe0"; + clock-output-names = "gcc_pcie0_pipe_clk_src"; + #clock-cells = <0>; + }; + }; + + pcie0: pci@20000000 { + compatible = "qcom,pcie-ipq6018"; + reg = <0x0 0x20000000 0x0 0xf1d>, + <0x0 0x20000f20 0x0 0xa8>, + <0x0 0x20001000 0x0 0x1000>, + <0x0 0x80000 0x0 0x4000>, + <0x0 0x20100000 0x0 0x1000>; + reg-names = "dbi", "elbi", "atu", "parf", "config"; + + device_type = "pci"; + linux,pci-domain = <0>; + bus-range = <0x00 0xff>; + num-lanes = <1>; + #address-cells = <3>; + #size-cells = <2>; + + phys = <&pcie_phy0>; + phy-names = "pciephy"; + + ranges = <0x81000000 0 0x20200000 0 0x20200000 + 0 0x10000>, /* downstream I/O */ + <0x82000000 0 0x20220000 0 0x20220000 + 0 0xfde0000>; /* non-prefetchable memory */ + + interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "msi"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 75 + IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 78 + IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 79 + IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 83 + IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + clocks = <&gcc GCC_SYS_NOC_PCIE0_AXI_CLK>, + <&gcc GCC_PCIE0_AXI_M_CLK>, + <&gcc GCC_PCIE0_AXI_S_CLK>, + <&gcc GCC_PCIE0_AXI_S_BRIDGE_CLK>, + <&gcc PCIE0_RCHNG_CLK>; + clock-names = "iface", + "axi_m", + "axi_s", + "axi_bridge", + "rchng"; + + resets = <&gcc GCC_PCIE0_PIPE_ARES>, + <&gcc GCC_PCIE0_SLEEP_ARES>, + <&gcc GCC_PCIE0_CORE_STICKY_ARES>, + <&gcc GCC_PCIE0_AXI_MASTER_ARES>, + <&gcc GCC_PCIE0_AXI_SLAVE_ARES>, + <&gcc GCC_PCIE0_AHB_ARES>, + <&gcc GCC_PCIE0_AXI_MASTER_STICKY_ARES>, + <&gcc GCC_PCIE0_AXI_SLAVE_STICKY_ARES>; + reset-names = "pipe", + "sleep", + "sticky", + "axi_m", + "axi_s", + "ahb", + "axi_m_sticky", + "axi_s_sticky"; + + status = "disabled"; + }; + watchdog@b017000 { compatible = "qcom,kpss-wdt"; interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>; |