lantiq: allow pcie to be disabled by dts + vgv7519 fix pci irq + disable pcie by dts

Signed-off-by: Eddi De Pieri <eddi@depieri.net>

SVN-Revision: 42907

target/linux/lantiq/dts/VGV7519.dtsi

@@ -206,11 +206,15 @@
 			lantiq,delay-lo = <0>; /* 0.0ns delay */
 			interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 			interrupt-map = <
-				0x7000 0 0 1 &icu0 29 1 // slot 14, irq 29
+				0x7000 0 0 1 &icu0 30 1 // slot 14, irq 30
 				>;
 			gpio-reset = <&gpio 21 0>;
 			req-mask = <0x1>;	/* GNT1 */
 		};
+
+		pcie@d900000 {
+			status = "disabled";
+		};
 	};
 
 	gphy-xrx200 {

target/linux/lantiq/patches-3.14/0151-lantiq-ifxmips_pcie-use-of.patch

@@ -0,0 +1,51 @@
+--- linux-3.14.18.orig/arch/mips/pci/ifxmips_pcie.c	2014-09-27 14:55:19.000000000 +0200
++++ linux-3.14.18/arch/mips/pci/ifxmips_pcie.c	2014-10-09 13:45:12.000000000 +0200
+@@ -18,6 +18,8 @@
+ #include <linux/pci_regs.h>
+ #include <linux/module.h>
+ 
++#include <linux/of_platform.h>
++
+ #include "ifxmips_pcie.h"
+ #include "ifxmips_pcie_reg.h"
+ 
+@@ -1048,7 +1050,7 @@
+ extern int (*ltq_pci_plat_arch_init)(struct pci_dev *dev);
+ extern int (*ltq_pci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
+ 
+-static int __init ifx_pcie_bios_init(void)
++static int __init ifx_pcie_bios_probe(struct platform_device *pdev)
+ {
+     void __iomem *io_map_base;
+     int pcie_port;
+@@ -1090,6 +1092,30 @@
+ 
+     return 0;
+ }
++
++static const struct of_device_id ifxmips_pcie_match[] = {
++        { .compatible = "lantiq,pcie-xrx200" },
++        {},
++};
++MODULE_DEVICE_TABLE(of, ifxmips_pcie_match);
++
++static struct platform_driver ltq_pci_driver = {
++        .probe = ifx_pcie_bios_probe,
++        .driver = {
++                .name = "pcie-xrx200",
++                .owner = THIS_MODULE,
++                .of_match_table = ifxmips_pcie_match,
++        },
++};
++
++int __init ifx_pcie_bios_init(void)
++{
++        int ret = platform_driver_register(&ltq_pci_driver);
++        if (ret)
++                pr_info("pcie-xrx200: Error registering platform driver!");
++        return ret;
++}
++
+ arch_initcall(ifx_pcie_bios_init);
+ 
+ MODULE_LICENSE("GPL");