diff options
Diffstat (limited to 'arch/powerpc/mach-mpc85xx/eth-devices.c')
-rw-r--r-- | arch/powerpc/mach-mpc85xx/eth-devices.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/powerpc/mach-mpc85xx/eth-devices.c b/arch/powerpc/mach-mpc85xx/eth-devices.c new file mode 100644 index 0000000000..b1e830a37b --- /dev/null +++ b/arch/powerpc/mach-mpc85xx/eth-devices.c @@ -0,0 +1,54 @@ +/* + * Copyright 2012 GE Intelligent Platforms, Inc + * + * 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; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include <common.h> +#include <driver.h> +#include <init.h> +#include <mach/immap_85xx.h> +#include <mach/gianfar.h> + +static int fsl_phy_init(void) +{ + int i; + void __iomem *base = IOMEM(GFAR_BASE_ADDR + GFAR_TBIPA_OFFSET); + + /* + * The TBI address must be initialised to enable the PHY to + * link up after the MDIO reset. + */ + out_be32(base, GFAR_TBIPA_END); + /* All ports access external PHYs via the "gfar-mdio" device */ + add_generic_device("gfar-mdio", 0, NULL, MDIO_BASE_ADDR, + 0x1000, IORESOURCE_MEM, NULL); + + for (i = 1; i < FSL_NUM_TSEC; i++) { + out_be32(base + (i * 0x1000), GFAR_TBIPA_END - i); + /* Use "gfar-tbiphy" devices to access internal PHY. */ + add_generic_device("gfar-tbiphy", i, NULL, + MDIO_BASE_ADDR + (i * 0x1000), + 0x1000, IORESOURCE_MEM, NULL); + } + return 0; +} + +coredevice_initcall(fsl_phy_init); + +int fsl_eth_init(int num, struct gfar_info_struct *gf) +{ + add_generic_device("gfar", DEVICE_ID_DYNAMIC, NULL, + GFAR_BASE_ADDR + ((num - 1) * 0x1000), 0x1000, + IORESOURCE_MEM, gf); + return 0; +} |