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| author | Tom Rini <trini@konsulko.com> | 2019-04-08 10:11:29 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-04-08 10:11:29 -0400 |
| commit | c48b07a9fde187540630ff756cbba1101eb17310 (patch) | |
| tree | c37c2bca522cc66a8d2b445d67248b86a9c2a3dd | |
| parent | ccd063e9812a2bdcbeafbbcd8dcb062bfc290f24 (diff) | |
| parent | e82fa10b3ef745ea08d5dac8ff088553846c2ca1 (diff) | |
| download | u-boot-c48b07a9fde187540630ff756cbba1101eb17310.tar.gz | |
Merge tag 'fixes-for-2019.04-rc4' of git://git.denx.de/u-boot-staging
- i.MX8QXP-MEK ethernet fix
| -rw-r--r-- | arch/arm/dts/fsl-imx8qxp-mek.dts | 1 | ||||
| -rw-r--r-- | drivers/net/fec_mxc.c | 11 | ||||
| -rw-r--r-- | drivers/net/fec_mxc.h | 1 |
3 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/dts/fsl-imx8qxp-mek.dts b/arch/arm/dts/fsl-imx8qxp-mek.dts index 41f7ec1763..4f35fbe31d 100644 --- a/arch/arm/dts/fsl-imx8qxp-mek.dts +++ b/arch/arm/dts/fsl-imx8qxp-mek.dts @@ -224,6 +224,7 @@ status = "okay"; phy-reset-gpios = <&pca9557_a 4 GPIO_ACTIVE_LOW>; phy-reset-duration = <10>; + phy-reset-post-delay = <150>; mdio { #address-cells = <1>; diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index f991b40b38..84f010d805 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -1309,6 +1309,8 @@ static void fec_gpio_reset(struct fec_priv *priv) dm_gpio_set_value(&priv->phy_reset_gpio, 1); mdelay(priv->reset_delay); dm_gpio_set_value(&priv->phy_reset_gpio, 0); + if (priv->reset_post_delay) + mdelay(priv->reset_post_delay); } } #endif @@ -1468,6 +1470,15 @@ static int fecmxc_ofdata_to_platdata(struct udevice *dev) /* property value wrong, use default value */ priv->reset_delay = 1; } + + priv->reset_post_delay = dev_read_u32_default(dev, + "phy-reset-post-delay", + 0); + if (priv->reset_post_delay > 1000) { + printf("FEC MXC: phy reset post delay should be <= 1000ms\n"); + /* property value wrong, use default value */ + priv->reset_post_delay = 0; + } #endif return 0; diff --git a/drivers/net/fec_mxc.h b/drivers/net/fec_mxc.h index e9a661f0a1..e5f2dd75c5 100644 --- a/drivers/net/fec_mxc.h +++ b/drivers/net/fec_mxc.h @@ -258,6 +258,7 @@ struct fec_priv { #ifdef CONFIG_DM_GPIO struct gpio_desc phy_reset_gpio; uint32_t reset_delay; + uint32_t reset_post_delay; #endif #ifdef CONFIG_DM_ETH u32 interface; |