Revert "PCI: armada8k: Add support for gpio controlled reset signal"

[uclinux-h8/linux.git] / drivers / pci / controller / dwc / pcie-armada8k.c

diff --git a/drivers/pci/controller/dwc/pcie-armada8k.c b/drivers/pci/controller/dwc/pcie-armada8k.c
index b171b6b..0c389a3 100644 (file)
--- a/drivers/pci/controller/dwc/pcie-armada8k.c
+++ b/drivers/pci/controller/dwc/pcie-armada8k.c
@@ -22,7 +22,6 @@
 #include <linux/resource.h>
 #include <linux/of_pci.h>
 #include <linux/of_irq.h>
-#include <linux/gpio/consumer.h>
 
 #include "pcie-designware.h"
 
@@ -30,7 +29,6 @@ struct armada8k_pcie {
        struct dw_pcie *pci;
        struct clk *clk;
        struct clk *clk_reg;
-       struct gpio_desc *reset_gpio;
 };
 
 #define PCIE_VENDOR_REGS_OFFSET                0x8000
@@ -139,12 +137,6 @@ static int armada8k_pcie_host_init(struct pcie_port *pp)
        struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
        struct armada8k_pcie *pcie = to_armada8k_pcie(pci);
 
-       if (pcie->reset_gpio) {
-               /* assert and then deassert the reset signal */
-               gpiod_set_value_cansleep(pcie->reset_gpio, 1);
-               msleep(100);
-               gpiod_set_value_cansleep(pcie->reset_gpio, 0);
-       }
        dw_pcie_setup_rc(pp);
        armada8k_pcie_establish_link(pcie);
 
@@ -257,14 +249,6 @@ static int armada8k_pcie_probe(struct platform_device *pdev)
                goto fail_clkreg;
        }
 
-       /* Get reset gpio signal and hold asserted (logically high) */
-       pcie->reset_gpio = devm_gpiod_get_optional(dev, "reset",
-                                                  GPIOD_OUT_HIGH);
-       if (IS_ERR(pcie->reset_gpio)) {
-               ret = PTR_ERR(pcie->reset_gpio);
-               goto fail_clkreg;
-       }
-
        platform_set_drvdata(pdev, pcie);
 
        ret = armada8k_add_pcie_port(pcie, pdev);