diff options
| author | Fabio Estevam | 2020-02-03 14:23:58 -0300 |
|---|---|---|
| committer | Stefano Babic | 2020-04-17 18:55:55 +0200 |
| commit | 03279b7d1f0b81f0d635718802352ce64bb01965 (patch) | |
| tree | 5a8c738786770f689e94d9f9754d9ebf7450463c /board | |
| parent | b0b525a942040de7cc7c59ca310a078596ff4c8b (diff) | |
mx6ullevk: Enable Ethernet support
Add Ethernet support using DM_ETH.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/mx6ullevk/mx6ullevk.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/board/freescale/mx6ullevk/mx6ullevk.c b/board/freescale/mx6ullevk/mx6ullevk.c index e1eddbff953..3f1ecce10f8 100644 --- a/board/freescale/mx6ullevk/mx6ullevk.c +++ b/board/freescale/mx6ullevk/mx6ullevk.c @@ -19,6 +19,7 @@ #include <fsl_esdhc_imx.h> #include <linux/sizes.h> #include <mmc.h> +#include <miiphy.h> DECLARE_GLOBAL_DATA_PTR; @@ -60,11 +61,57 @@ int board_early_init_f(void) return 0; } +#ifdef CONFIG_FEC_MXC +static int setup_fec(int fec_id) +{ + struct iomuxc *const iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; + int ret; + + if (fec_id == 0) { + /* + * Use 50MHz anatop loopback REF_CLK1 for ENET1, + * clear gpr1[13], set gpr1[17]. + */ + clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC1_MASK, + IOMUX_GPR1_FEC1_CLOCK_MUX1_SEL_MASK); + } else { + /* + * Use 50MHz anatop loopback REF_CLK2 for ENET2, + * clear gpr1[14], set gpr1[18]. + */ + clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC2_MASK, + IOMUX_GPR1_FEC2_CLOCK_MUX1_SEL_MASK); + } + + ret = enable_fec_anatop_clock(fec_id, ENET_50MHZ); + if (ret) + return ret; + + enable_enet_clk(1); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + phy_write(phydev, MDIO_DEVAD_NONE, 0x1f, 0x8190); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} +#endif + int board_init(void) { /* Address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; +#ifdef CONFIG_FEC_MXC + setup_fec(CONFIG_FEC_ENET_DEV); +#endif + return 0; } |