From: Pali Rohár <pali@kernel.org>
Date: Tue, 25 Aug 2020 08:45:04 +0000 (+0200)
Subject: arm64: a37xx: pci: Depends on DM_GPIO
X-Git-Url: http://git.dujemihanovic.xyz/img/sics.gif?a=commitdiff_plain;h=835d969c1f67f9a7be811c3811c6ec0b68ef79c7;p=u-boot.git

arm64: a37xx: pci: Depends on DM_GPIO

For proper initialization of aardvark pci driver it is required to
de-assert reset GPIO. So depeneds on DM_GPIO option.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
Tested-by: Andre Heider <a.heider@gmail.com>
---

diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index c19d09bc41..dd1cc65229 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -30,6 +30,7 @@ config PCI_AARDVARK
 	bool "Enable Aardvark PCIe driver"
 	default n
 	depends on DM_PCI
+	depends on DM_GPIO
 	depends on ARMADA_3700
 	help
 	  Say Y here if you want to enable PCIe controller support on
diff --git a/drivers/pci/pci-aardvark.c b/drivers/pci/pci-aardvark.c
index 8996be5309..b2c417701f 100644
--- a/drivers/pci/pci-aardvark.c
+++ b/drivers/pci/pci-aardvark.c
@@ -148,9 +148,7 @@ struct pcie_advk {
 	void           *base;
 	int            first_busno;
 	struct udevice *dev;
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	struct gpio_desc reset_gpio;
-#endif
 };
 
 static inline void advk_writel(struct pcie_advk *pcie, uint val, uint reg)
@@ -616,7 +614,6 @@ static int pcie_advk_probe(struct udevice *dev)
 {
 	struct pcie_advk *pcie = dev_get_priv(dev);
 
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	gpio_request_by_name(dev, "reset-gpios", 0, &pcie->reset_gpio,
 			     GPIOD_IS_OUT);
 	/*
@@ -637,10 +634,9 @@ static int pcie_advk_probe(struct udevice *dev)
 		dm_gpio_set_value(&pcie->reset_gpio, 1);
 		mdelay(200);
 		dm_gpio_set_value(&pcie->reset_gpio, 0);
+	} else {
+		dev_warn(pcie->dev, "PCIE Reset on GPIO support is missing\n");
 	}
-#else
-	dev_dbg(pcie->dev, "PCIE Reset on GPIO support is missing\n");
-#endif /* DM_GPIO */
 
 	pcie->first_busno = dev->seq;
 	pcie->dev = pci_get_controller(dev);
@@ -650,12 +646,10 @@ static int pcie_advk_probe(struct udevice *dev)
 
 static int pcie_advk_remove(struct udevice *dev)
 {
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	struct pcie_advk *pcie = dev_get_priv(dev);
 
 	if (dm_gpio_is_valid(&pcie->reset_gpio))
 		dm_gpio_set_value(&pcie->reset_gpio, 1);
-#endif /* DM_GPIO */
 
 	return 0;
 }