]> git.sur5r.net Git - u-boot/commitdiff
mx6slevk: Fix the power up of the Ethernet PHY
authorFabio Estevam <fabio.estevam@nxp.com>
Fri, 11 Mar 2016 13:50:22 +0000 (10:50 -0300)
committerTom Rini <trini@konsulko.com>
Sun, 13 Mar 2016 13:50:02 +0000 (09:50 -0400)
GPIO4_21 is the LAN8720 power pin, not the LAN8720 reset pin.

Fix that, so that we can have Ethernet functional again.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
board/freescale/mx6slevk/mx6slevk.c

index 4f816c4c021d9f7acd59ed0c3324ab586362dfbc..f440ce61964ba3d83179ae12b641d5eaf7223260 100644 (file)
@@ -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)