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| author | Fugang Duan <fugang.duan@nxp.com> | 2017-05-03 14:53:07 +0800 |
|---|---|---|
| committer | Fugang Duan <fugang.duan@nxp.com> | 2017-05-03 16:31:49 +0800 |
| commit | c60560c34cb0393747e9a9461ecc9c8286eb7074 (patch) | |
| tree | 942adb423536a7a42d81b8a76b3275b3d4faff49 /board/freescale | |
| parent | 261192baf2545a9f10e46d6866cc0a127fadcada (diff) | |
| download | u-boot-imx-c60560c34cb0393747e9a9461ecc9c8286eb7074.zip u-boot-imx-c60560c34cb0393747e9a9461ecc9c8286eb7074.tar.gz u-boot-imx-c60560c34cb0393747e9a9461ecc9c8286eb7074.tar.bz2 | |
MLK-14776 imx6sl: add enet phy reset to i.MX6SL EVK board
For some i.MX6SL evk board, enet phy need reset.
Add phy reset before phy clock enable and init the
pinctrl earlier.
Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
Diffstat (limited to 'board/freescale')
| -rw-r--r-- | board/freescale/mx6slevk/mx6slevk.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c index 1bd9483..f5b6646 100644 --- a/board/freescale/mx6slevk/mx6slevk.c +++ b/board/freescale/mx6slevk/mx6slevk.c @@ -74,7 +74,7 @@ DECLARE_GLOBAL_DATA_PTR; #define EPDC_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) -#define ETH_PHY_POWER IMX_GPIO_NR(4, 21) +#define ETH_PHY_RESET IMX_GPIO_NR(4, 21) int dram_init(void) { @@ -223,10 +223,12 @@ static void setup_iomux_fec(void) { imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads)); - /* Power up LAN8720 PHY */ - gpio_request(ETH_PHY_POWER, "LAN8720 PHY PWR"); - gpio_direction_output(ETH_PHY_POWER , 1); - udelay(15000); + gpio_request(ETH_PHY_RESET, "LAN8720 PHY RST"); + + /* Reset LAN8720 PHY */ + gpio_direction_output(ETH_PHY_RESET , 0); + udelay(500); + gpio_set_value(ETH_PHY_RESET, 1); } #define USDHC1_CD_GPIO IMX_GPIO_NR(4, 7) @@ -555,8 +557,6 @@ void ldo_mode_set(int ldo_bypass) #ifdef CONFIG_FEC_MXC int board_eth_init(bd_t *bis) { - setup_iomux_fec(); - return cpu_eth_init(bis); } @@ -564,6 +564,7 @@ static int setup_fec(void) { struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; + setup_iomux_fec(); /* clear gpr1[14], gpr1[18:17] to select anatop clock */ clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC_MASK, 0); |