diff options
Diffstat (limited to 'target/linux/atheros')
| -rw-r--r-- | target/linux/atheros/patches-3.14/105-ar2315_pci.patch | 92 |
1 files changed, 59 insertions, 33 deletions
diff --git a/target/linux/atheros/patches-3.14/105-ar2315_pci.patch b/target/linux/atheros/patches-3.14/105-ar2315_pci.patch index ab87c6a185..18529c8767 100644 --- a/target/linux/atheros/patches-3.14/105-ar2315_pci.patch +++ b/target/linux/atheros/patches-3.14/105-ar2315_pci.patch @@ -1,14 +1,16 @@ ---- a/arch/mips/ar231x/Makefile -+++ b/arch/mips/ar231x/Makefile -@@ -14,3 +14,5 @@ obj-$(CONFIG_EARLY_PRINTK) += early_prin +--- a/arch/mips/pci/Makefile ++++ b/arch/mips/pci/Makefile +@@ -19,6 +19,7 @@ obj-$(CONFIG_BCM47XX) += pci-bcm47xx.o + obj-$(CONFIG_BCM63XX) += pci-bcm63xx.o fixup-bcm63xx.o \ + ops-bcm63xx.o + obj-$(CONFIG_MIPS_ALCHEMY) += pci-alchemy.o ++obj-$(CONFIG_PCI_AR2315) += pci-ar2315.o + obj-$(CONFIG_SOC_AR71XX) += pci-ar71xx.o + obj-$(CONFIG_PCI_AR724X) += pci-ar724x.o - obj-$(CONFIG_ATHEROS_AR5312) += ar5312.o - obj-$(CONFIG_ATHEROS_AR2315) += ar2315.o -+obj-$(CONFIG_PCI_AR2315) += pci.o -+ --- /dev/null -+++ b/arch/mips/ar231x/pci.c -@@ -0,0 +1,340 @@ ++++ b/arch/mips/pci/pci-ar2315.c +@@ -0,0 +1,345 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License @@ -50,6 +52,7 @@ + +#include <linux/types.h> +#include <linux/pci.h> ++#include <linux/platform_device.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/mm.h> @@ -60,7 +63,6 @@ +#include <ar231x_platform.h> +#include <ar231x.h> +#include <ar2315_regs.h> -+#include "devices.h" + +/* Arbitrary size of memory region to access the configuration space */ +#define AR2315_PCI_CFG_SIZE 0x00100000 @@ -178,16 +180,6 @@ + .io_offset = 0x00000000UL, +}; + -+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -+{ -+ return AR2315_PCI_IRQ_EXT; -+} -+ -+int pcibios_plat_dev_init(struct pci_dev *dev) -+{ -+ return 0; -+} -+ +static int ar2315_pci_host_setup(void) +{ + unsigned devfn = PCI_DEVFN(AR2315_PCI_HOST_SLOT, 0); @@ -281,20 +273,17 @@ + ar231x_mask_reg(AR2315_PCI_IER, 0, AR2315_PCI_IER_ENABLE); +} + -+static int __init -+ar2315_pci_init(void) ++static int ar2315_pci_probe(struct platform_device *pdev) +{ ++ struct device *dev = &pdev->dev; + u32 reg; + int res; + -+ if (ar231x_devtype != DEV_TYPE_AR2315) -+ return -ENODEV; -+ + /* Remap PCI config space */ -+ ar2315_pci_cfg_mem = ioremap_nocache(AR2315_PCIEXT, -+ AR2315_PCI_CFG_SIZE); ++ ar2315_pci_cfg_mem = devm_ioremap_nocache(dev, AR2315_PCIEXT, ++ AR2315_PCI_CFG_SIZE); + if (!ar2315_pci_cfg_mem) { -+ pr_err("ar2315-pci: failed to remap PCI config space\n"); ++ dev_err(dev, "failed to remap PCI config space\n"); + return -ENOMEM; + } + @@ -335,20 +324,38 @@ + + res = ar2315_pci_host_setup(); + if (res) -+ goto error; ++ return res; + + ar2315_pci_irq_init(); + + register_pci_controller(&ar2315_pci_controller); + + return 0; -+ -+error: -+ iounmap(ar2315_pci_cfg_mem); -+ return res; +} + ++static struct platform_driver ar2315_pci_driver = { ++ .probe = ar2315_pci_probe, ++ .driver = { ++ .name = "ar2315-pci", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init ar2315_pci_init(void) ++{ ++ return platform_driver_register(&ar2315_pci_driver); ++} +arch_initcall(ar2315_pci_init); ++ ++int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) ++{ ++ return AR2315_PCI_IRQ_EXT; ++} ++ ++int pcibios_plat_dev_init(struct pci_dev *dev) ++{ ++ return 0; ++} --- a/arch/mips/ar231x/Kconfig +++ b/arch/mips/ar231x/Kconfig @@ -7,3 +7,10 @@ config ATHEROS_AR2315 @@ -375,3 +382,22 @@ else if (pending & CAUSEF_IP2) do_IRQ(AR2315_IRQ_MISC_INTRS); else if (pending & CAUSEF_IP7) +@@ -554,3 +558,18 @@ ar2315_plat_setup(void) + ar231x_serial_setup(AR2315_UART0, AR2315_MISC_IRQ_UART0, + ar2315_apb_frequency()); + } ++ ++#ifdef CONFIG_PCI_AR2315 ++static int __init ar2315_pci_init(void) ++{ ++ struct platform_device *pdev; ++ ++ if (!is_2315() || ar231x_devtype != DEV_TYPE_AR2315) ++ return -ENODEV; ++ ++ pdev = platform_device_register_simple("ar2315-pci", -1, NULL, 0); ++ ++ return pdev ? 0 : -ENODEV; ++} ++arch_initcall(ar2315_pci_init); ++#endif |