Message ID | 1457704222-23965-1-git-send-email-festevam@gmail.com |
---|---|
State | Accepted |
Commit | ae765f3a8243faa39d4a32ba2baede638e40c768 |
Delegated to: | Tom Rini |
Headers | show |
On Fri, Mar 11, 2016 at 10:50:22AM -0300, Fabio Estevam wrote: > From: Fabio Estevam <fabio.estevam@nxp.com> > > GPIO4_21 is the LAN8720 power pin, not the LAN8720 reset pin. > > Fix that, so that we can have Ethernet functional again. > > Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com> Reviewed-by: Tom Rini <trini@konsulko.com>
On Fri, Mar 11, 2016 at 10:50:22AM -0300, Fabio Estevam wrote: > From: Fabio Estevam <fabio.estevam@nxp.com> > > GPIO4_21 is the LAN8720 power pin, not the LAN8720 reset pin. > > Fix that, so that we can have Ethernet functional again. > > Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com> Applied to u-boot/master, thanks!
diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c index 4f816c4..f440ce6 100644 --- a/board/freescale/mx6slevk/mx6slevk.c +++ b/board/freescale/mx6slevk/mx6slevk.c @@ -57,7 +57,7 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_DSE_80ohm | PAD_CTL_HYS | \ PAD_CTL_SRE_FAST) -#define ETH_PHY_RESET IMX_GPIO_NR(4, 21) +#define ETH_PHY_POWER IMX_GPIO_NR(4, 21) int dram_init(void) { @@ -154,10 +154,9 @@ static void setup_iomux_fec(void) { imx_iomux_v3_setup_multiple_pads(fec_pads, ARRAY_SIZE(fec_pads)); - /* Reset LAN8720 PHY */ - gpio_direction_output(ETH_PHY_RESET , 0); - udelay(25000); - gpio_set_value(ETH_PHY_RESET, 1); + /* Power up LAN8720 PHY */ + gpio_direction_output(ETH_PHY_POWER , 1); + udelay(15000); } #define USDHC1_CD_GPIO IMX_GPIO_NR(4, 7)