diff options
Diffstat (limited to 'target/linux/apm821xx/files')
-rw-r--r-- | target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c b/target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c new file mode 100644 index 0000000000..975ac461fe --- /dev/null +++ b/target/linux/apm821xx/files/arch/powerpc/platforms/44x/wndr4700.c @@ -0,0 +1,96 @@ +/* + * Netgear Centria N900 WNDR4700/WNDR4720 platform support + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; version 2 of the License. + * + * This implemention is based on the simple platform support for the + * PowerPC 44x chips. + */ + +#include <asm/machdep.h> +#include <asm/pci-bridge.h> +#include <asm/ppc4xx.h> +#include <asm/prom.h> +#include <asm/time.h> +#include <asm/udbg.h> +#include <asm/uic.h> + +#include <linux/init.h> +#include <linux/of_platform.h> +#include <linux/pci.h> +#include <linux/platform_device.h> +#include <linux/ath9k_platform.h> +#include <linux/firmware.h> +#include <linux/delay.h> +#include <asm/unaligned.h> + +static const struct of_device_id ppc44x_of_bus[] __initconst = { + { .compatible = "ibm,plb4", }, + { .compatible = "ibm,opb", }, + { .compatible = "ibm,ebc", }, + { .compatible = "simple-bus", }, + {}, +}; + +static int __init ppc44x_device_probe(void) +{ + of_platform_bus_probe(NULL, ppc44x_of_bus, NULL); + + return 0; +} +machine_device_initcall(wndr4700, ppc44x_device_probe); + +static char *board[] __initdata = { + "netgear,wndr4700", +}; + +static int __init ppc44x_probe(void) +{ + unsigned long root = of_get_flat_dt_root(); + int i = 0; + + pcie_bus_config = PCIE_BUS_PEER2PEER; /* force 128 Byte MPS */ + + for (i = 0; i < ARRAY_SIZE(board); i++) { + if (of_flat_dt_is_compatible(root, board[i])) { + pci_set_flags(PCI_REASSIGN_ALL_RSRC); /* PCI_PROBE_ONLY */ + return 1; + } + } + + return 0; +} + +define_machine(wndr4700) { + .name = "WNDR4700 Platform", + .probe = ppc44x_probe, + .progress = udbg_progress, + .init_IRQ = uic_init_tree, + .get_irq = uic_get_irq, + .restart = ppc4xx_reset_system, + .calibrate_decr = generic_calibrate_decr, +}; + +static struct ath9k_platform_data ar9380_wmac0_data = { + .led_pin = -1, + .eeprom_name = "pci_wmac1.eeprom", +}; +static struct ath9k_platform_data ar9580_wmac1_data = { + .led_pin = -1, + .eeprom_name = "pci_wmac0.eeprom", +}; + +static void load_eeprom_ar9380(struct pci_dev *dev) +{ + dev->dev.platform_data = &ar9380_wmac0_data; +} + +static void load_eeprom_ar9580(struct pci_dev *dev) +{ + dev->dev.platform_data = &ar9580_wmac1_data; +} + +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, 0x0030, load_eeprom_ar9380); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, 0x0033, load_eeprom_ar9580); |