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net: sun8i-emac: Add a flag for RMII support

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Describe this feature instead of using the SoC ID.

Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
This commit is contained in:
Samuel Holland 2023-01-22 16:51:03 -06:00 committed by Andre Przywara
parent c86d47328e
commit c5ac4b160f
1 changed files with 7 additions and 8 deletions
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13
drivers/net/sun8i_emac.c
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@ -137,6 +137,7 @@ enum emac_variant_id {
struct emac_variant { struct emac_variant {
enum emac_variant_id variant; enum emac_variant_id variant;
bool support_rmii;
}; };
struct emac_dma_desc { struct emac_dma_desc {
@ -337,9 +338,7 @@ static int sun8i_emac_set_syscon(struct sun8i_eth_pdata *pdata,
reg = sun8i_emac_set_syscon_ephy(priv, reg); reg = sun8i_emac_set_syscon_ephy(priv, reg);
reg &= ~(SC_ETCS_MASK | SC_EPIT); reg &= ~(SC_ETCS_MASK | SC_EPIT);
if (priv->variant->variant == H3_EMAC || if (priv->variant->support_rmii)
priv->variant->variant == A64_EMAC ||
priv->variant->variant == H6_EMAC)
reg &= ~SC_RMII_EN; reg &= ~SC_RMII_EN;
switch (priv->interface) { switch (priv->interface) {
@ -353,13 +352,10 @@ static int sun8i_emac_set_syscon(struct sun8i_eth_pdata *pdata,
reg |= SC_EPIT | SC_ETCS_INT_GMII; reg |= SC_EPIT | SC_ETCS_INT_GMII;
break; break;
case PHY_INTERFACE_MODE_RMII: case PHY_INTERFACE_MODE_RMII:
if (priv->variant->variant == H3_EMAC || if (priv->variant->support_rmii) {
priv->variant->variant == A64_EMAC ||
priv->variant->variant == H6_EMAC) {
reg |= SC_RMII_EN | SC_ETCS_EXT_GMII; reg |= SC_RMII_EN | SC_ETCS_EXT_GMII;
break; break;
} }
/* RMII not supported on A83T */
default: default:
debug("%s: Invalid PHY interface\n", __func__); debug("%s: Invalid PHY interface\n", __func__);
return -EINVAL; return -EINVAL;
@ -910,6 +906,7 @@ static const struct emac_variant emac_variant_a83t = {
static const struct emac_variant emac_variant_h3 = { static const struct emac_variant emac_variant_h3 = {
.variant = H3_EMAC, .variant = H3_EMAC,
.support_rmii = true,
}; };
static const struct emac_variant emac_variant_r40 = { static const struct emac_variant emac_variant_r40 = {
@ -918,10 +915,12 @@ static const struct emac_variant emac_variant_r40 = {
static const struct emac_variant emac_variant_a64 = { static const struct emac_variant emac_variant_a64 = {
.variant = A64_EMAC, .variant = A64_EMAC,
.support_rmii = true,
}; };
static const struct emac_variant emac_variant_h6 = { static const struct emac_variant emac_variant_h6 = {
.variant = H6_EMAC, .variant = H6_EMAC,
.support_rmii = true,
}; };
static const struct udevice_id sun8i_emac_eth_ids[] = { static const struct udevice_id sun8i_emac_eth_ids[] = {