[PATCH V2 5/6] MIPS: lantiq: convert pci to managed gpio

[John Crispin <blogic@xxxxxxxxxxx>]

ltq_gpio_request() now uses devres to manage the gpios. We need to pass a
struct device pointer to make it work.

Signed-off-by: John Crispin <blogic@xxxxxxxxxxx>
---
 arch/mips/pci/pci-lantiq.c |   18 ++++++++++--------
 1 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/arch/mips/pci/pci-lantiq.c b/arch/mips/pci/pci-lantiq.c
index 3bf42c8..47b5d8e 100644
--- a/arch/mips/pci/pci-lantiq.c
+++ b/arch/mips/pci/pci-lantiq.c
@@ -150,24 +150,26 @@ static u32 ltq_calc_bar11mask(void)
 	return bar11mask;
 }
 
-static void ltq_pci_setup_gpio(int gpio)
+static void ltq_pci_setup_gpio(struct device *dev)
 {
+	struct ltq_pci_data *conf = (struct ltq_pci_data *) dev->platform_data;
 	int i;
 	for (i = 0; i < ARRAY_SIZE(ltq_pci_gpio_map); i++) {
-		if (gpio & (1 << i)) {
-			ltq_gpio_request(ltq_pci_gpio_map[i].pin,
+		if (conf->gpio & (1 << i)) {
+			ltq_gpio_request(dev, ltq_pci_gpio_map[i].pin,
 				ltq_pci_gpio_map[i].mux,
 				ltq_pci_gpio_map[i].dir,
 				ltq_pci_gpio_map[i].name);
 		}
 	}
-	ltq_gpio_request(21, 0, 1, "pci-reset");
-	ltq_pci_req_mask = (gpio >> PCI_REQ_SHIFT) & PCI_REQ_MASK;
+	ltq_gpio_request(dev, 21, 0, 1, "pci-reset");
+	ltq_pci_req_mask = (conf->gpio >> PCI_REQ_SHIFT) & PCI_REQ_MASK;
 }
 
-static int __devinit ltq_pci_startup(struct ltq_pci_data *conf)
+static int __devinit ltq_pci_startup(struct device *dev)
 {
 	u32 temp_buffer;
+	struct ltq_pci_data *conf = (struct ltq_pci_data *) dev->platform_data;
 
 	/* set clock to 33Mhz */
 	if (ltq_is_ar9()) {
@@ -190,7 +192,7 @@ static int __devinit ltq_pci_startup(struct ltq_pci_data *conf)
 	}
 
 	/* setup pci clock and gpis used by pci */
-	ltq_pci_setup_gpio(conf->gpio);
+	ltq_pci_setup_gpio(dev);
 
 	/* enable auto-switching between PCI and EBU */
 	ltq_pci_w32(0xa, PCI_CR_CLK_CTRL);
@@ -275,7 +277,7 @@ static int __devinit ltq_pci_probe(struct platform_device *pdev)
 		ioremap_nocache(LTQ_PCI_CFG_BASE, LTQ_PCI_CFG_BASE);
 	ltq_pci_controller.io_map_base =
 		(unsigned long)ioremap(LTQ_PCI_IO_BASE, LTQ_PCI_IO_SIZE - 1);
-	ltq_pci_startup(ltq_pci_data);
+	ltq_pci_startup(&pdev->dev);
 	register_pci_controller(&ltq_pci_controller);
 
 	return 0;
-- 
1.7.7.1