diff options
Diffstat (limited to 'arch/arm/boards/ebv-socrates/board.c')
-rw-r--r-- | arch/arm/boards/ebv-socrates/board.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/boards/ebv-socrates/board.c b/arch/arm/boards/ebv-socrates/board.c new file mode 100644 index 0000000000..b2f62dc2f3 --- /dev/null +++ b/arch/arm/boards/ebv-socrates/board.c @@ -0,0 +1,37 @@ +#include <common.h> +#include <types.h> +#include <driver.h> +#include <init.h> +#include <asm/armlinux.h> +#include <linux/micrel_phy.h> +#include <linux/phy.h> +#include <sizes.h> +#include <fcntl.h> +#include <fs.h> +#include <mach/socfpga-regs.h> + +static int phy_fixup(struct phy_device *dev) +{ + /* min rx data delay */ + phy_write(dev, 0x0b, 0x8105); + phy_write(dev, 0x0c, 0x0000); + + /* max rx/tx clock delay, min rx/tx control delay */ + phy_write(dev, 0x0b, 0x8104); + phy_write(dev, 0x0c, 0xa0d0); + phy_write(dev, 0x0b, 0x104); + + return 0; +} + +static int socrates_init(void) +{ + if (!of_machine_is_compatible("ebv,socrates")) + return 0; + + if (IS_ENABLED(CONFIG_PHYLIB)) + phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK, phy_fixup); + + return 0; +} +postcore_initcall(socrates_init); |