ar71xx: add support for 3.8

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

SVN-Revision: 35728

1 files changed, 94 insertions, 0 deletions

diff --git a/target/linux/ar71xx/patches-3.8/143-MIPS-pci-ar724x-convert-to-a-platform-driver.patch b/target/linux/ar71xx/patches-3.8/143-MIPS-pci-ar724x-convert-to-a-platform-driver.patch
new file mode 100644
index 0000000..43d4b47
--- /dev/null
+++ b/target/linux/ar71xx/patches-3.8/143-MIPS-pci-ar724x-convert-to-a-platform-driver.patch
@@ -0,0 +1,94 @@
+From f2d2d928c3900b67a5f95e53b86de5b61a3ab12c Mon Sep 17 00:00:00 2001
+From: Gabor Juhos <juhosg@openwrt.org>
+Date: Mon, 11 Jun 2012 13:19:44 +0200
+Subject: [PATCH 04/34] MIPS: pci-ar724x: convert to a platform driver
+
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+---
+ arch/mips/pci/pci-ar724x.c |   57 ++++++++++++++++++++++++++++++++++++++++++-
+ 1 files changed, 55 insertions(+), 2 deletions(-)
+
+--- a/arch/mips/pci/pci-ar724x.c
++++ b/arch/mips/pci/pci-ar724x.c
+@@ -11,6 +11,8 @@
+ 
+ #include <linux/irq.h>
+ #include <linux/pci.h>
++#include <linux/module.h>
++#include <linux/platform_device.h>
+ #include <asm/mach-ath79/ath79.h>
+ #include <asm/mach-ath79/ar71xx_regs.h>
+ #include <asm/mach-ath79/pci.h>
+@@ -262,7 +264,7 @@ static struct irq_chip ar724x_pci_irq_ch
+ 	.irq_mask_ack	= ar724x_pci_irq_mask,
+ };
+ 
+-static void __init ar724x_pci_irq_init(int irq)
++static void ar724x_pci_irq_init(int irq)
+ {
+ 	void __iomem *base;
+ 	int i;
+@@ -282,7 +284,7 @@ static void __init ar724x_pci_irq_init(i
+ 	irq_set_chained_handler(irq, ar724x_pci_irq_handler);
+ }
+ 
+-int __init ar724x_pcibios_init(int irq)
++int ar724x_pcibios_init(int irq)
+ {
+ 	int ret;
+ 
+@@ -312,3 +314,54 @@ err_unmap_devcfg:
+ err:
+ 	return ret;
+ }
++
++static int ar724x_pci_probe(struct platform_device *pdev)
++{
++	struct resource *res;
++	int irq;
++
++	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ctrl_base");
++	if (!res)
++		return -EINVAL;
++
++	ar724x_pci_ctrl_base = devm_request_and_ioremap(&pdev->dev, res);
++	if (ar724x_pci_ctrl_base == NULL)
++		return -EBUSY;
++
++	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cfg_base");
++	if (!res)
++		return -EINVAL;
++
++	ar724x_pci_devcfg_base = devm_request_and_ioremap(&pdev->dev, res);
++	if (!ar724x_pci_devcfg_base)
++		return -EBUSY;
++
++	irq = platform_get_irq(pdev, 0);
++	if (irq < 0)
++		return -EINVAL;
++
++	ar724x_pci_link_up = ar724x_pci_check_link();
++	if (!ar724x_pci_link_up)
++		dev_warn(&pdev->dev, "PCIe link is down\n");
++
++	ar724x_pci_irq_init(irq);
++
++	register_pci_controller(&ar724x_pci_controller);
++
++	return 0;
++}
++
++static struct platform_driver ar724x_pci_driver = {
++	.probe = ar724x_pci_probe,
++	.driver = {
++		.name = "ar724x-pci",
++		.owner = THIS_MODULE,
++	},
++};
++
++static int __init ar724x_pci_init(void)
++{
++	return platform_driver_register(&ar724x_pci_driver);
++}
++
++postcore_initcall(ar724x_pci_init);