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Merge branch 'remotes/lorenzo/pci/mediatek'

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- Make mediatek clocks optional, not required (Chunfeng Yun)

  - Remove unused mediatek mt2712 "num-lanes" DT property (Honghui Zhang)

* remotes/lorenzo/pci/mediatek:
  arm64: dts: mt2712: Remove un-used property for PCIe
  PCI: mediatek: Get optional clocks with devm_clk_get_optional()
This commit is contained in:
Bjorn Helgaas 2019-05-13 18:34:41 -05:00
commit fb8a85fabd
2 changed files with 15 additions and 37 deletions
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2
arch/arm64/boot/dts/mediatek/mt2712e.dtsi
View File

@ -819,7 +819,6 @@
#size-cells = <2>;
#interrupt-cells = <1>;
ranges;
num-lanes = <1>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc0 0>,
<0 0 0 2 &pcie_intc0 1>,
@ -840,7 +839,6 @@
#size-cells = <2>;
#interrupt-cells = <1>;
ranges;
num-lanes = <1>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc1 0>,
<0 0 0 2 &pcie_intc1 1>,

50
drivers/pci/controller/pcie-mediatek.c
View File

@ -915,49 +915,29 @@ static int mtk_pcie_parse_port(struct mtk_pcie *pcie,
/* sys_ck might be divided into the following parts in some chips */
snprintf(name, sizeof(name), "ahb_ck%d", slot);
port->ahb_ck = devm_clk_get(dev, name);
if (IS_ERR(port->ahb_ck)) {
if (PTR_ERR(port->ahb_ck) == -EPROBE_DEFER)
return -EPROBE_DEFER;
port->ahb_ck = NULL;
}
port->ahb_ck = devm_clk_get_optional(dev, name);
if (IS_ERR(port->ahb_ck))
return PTR_ERR(port->ahb_ck);
snprintf(name, sizeof(name), "axi_ck%d", slot);
port->axi_ck = devm_clk_get(dev, name);
if (IS_ERR(port->axi_ck)) {
if (PTR_ERR(port->axi_ck) == -EPROBE_DEFER)
return -EPROBE_DEFER;
port->axi_ck = NULL;
}
port->axi_ck = devm_clk_get_optional(dev, name);
if (IS_ERR(port->axi_ck))
return PTR_ERR(port->axi_ck);
snprintf(name, sizeof(name), "aux_ck%d", slot);
port->aux_ck = devm_clk_get(dev, name);
if (IS_ERR(port->aux_ck)) {
if (PTR_ERR(port->aux_ck) == -EPROBE_DEFER)
return -EPROBE_DEFER;
port->aux_ck = NULL;
}
port->aux_ck = devm_clk_get_optional(dev, name);
if (IS_ERR(port->aux_ck))
return PTR_ERR(port->aux_ck);
snprintf(name, sizeof(name), "obff_ck%d", slot);
port->obff_ck = devm_clk_get(dev, name);
if (IS_ERR(port->obff_ck)) {
if (PTR_ERR(port->obff_ck) == -EPROBE_DEFER)
return -EPROBE_DEFER;
port->obff_ck = NULL;
}
port->obff_ck = devm_clk_get_optional(dev, name);
if (IS_ERR(port->obff_ck))
return PTR_ERR(port->obff_ck);
snprintf(name, sizeof(name), "pipe_ck%d", slot);
port->pipe_ck = devm_clk_get(dev, name);
if (IS_ERR(port->pipe_ck)) {
if (PTR_ERR(port->pipe_ck) == -EPROBE_DEFER)
return -EPROBE_DEFER;
port->pipe_ck = NULL;
}
port->pipe_ck = devm_clk_get_optional(dev, name);
if (IS_ERR(port->pipe_ck))
return PTR_ERR(port->pipe_ck);
snprintf(name, sizeof(name), "pcie-rst%d", slot);
port->reset = devm_reset_control_get_optional_exclusive(dev, name);