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authorBjorn Helgaas <bhelgaas@google.com>2021-02-24 14:59:24 -0600
committerBjorn Helgaas <bhelgaas@google.com>2021-02-24 14:59:24 -0600
commitce96d1d7b8eaf5d21e2537826e86a33882638fb5 (patch)
tree7f6058d2e477de6f1ba951d399b0e69d5d3545a0 /drivers/pci
parent4ab5718c3146114a54bbde3d5aafa19db66c2ea8 (diff)
parent8e61744de4d34162467b0b3e49aa9de8bf817180 (diff)
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Merge branch 'pci/rockchip'
- Make 'ep-gpios' DT property optional (Chen-Yu Tsai) - Add FriendlyARM NanoPi M4B to rockchip DT binding (Chen-Yu Tsai) * pci/rockchip: dt-bindings: arm: rockchip: Add FriendlyARM NanoPi M4B PCI: rockchip: Make 'ep-gpios' DT property optional
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/controller/pcie-rockchip.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/pci/controller/pcie-rockchip.c b/drivers/pci/controller/pcie-rockchip.c
index 904dec0d3a88..990a00e08bc5 100644
--- a/drivers/pci/controller/pcie-rockchip.c
+++ b/drivers/pci/controller/pcie-rockchip.c
@@ -82,7 +82,7 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip)
}
rockchip->mgmt_sticky_rst = devm_reset_control_get_exclusive(dev,
- "mgmt-sticky");
+ "mgmt-sticky");
if (IS_ERR(rockchip->mgmt_sticky_rst)) {
if (PTR_ERR(rockchip->mgmt_sticky_rst) != -EPROBE_DEFER)
dev_err(dev, "missing mgmt-sticky reset property in node\n");
@@ -118,11 +118,11 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip)
}
if (rockchip->is_rc) {
- rockchip->ep_gpio = devm_gpiod_get(dev, "ep", GPIOD_OUT_HIGH);
- if (IS_ERR(rockchip->ep_gpio)) {
- dev_err(dev, "missing ep-gpios property in node\n");
- return PTR_ERR(rockchip->ep_gpio);
- }
+ rockchip->ep_gpio = devm_gpiod_get_optional(dev, "ep",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(rockchip->ep_gpio))
+ return dev_err_probe(dev, PTR_ERR(rockchip->ep_gpio),
+ "failed to get ep GPIO\n");
}
rockchip->aclk_pcie = devm_clk_get(dev, "aclk");