linux: clearfog-itx: fix standalone rj45 ethernet port

The hack for configuring MAC XIF_MODE register pending mc firmware
support differentiates between some 10gbps and some 1gbps modes.
Add rgmii modes to avoid fall-through when using the wired phy.
Signed-off-by: Josua Mayer <josua@solid-run.com>

patches/linux-LSDK-21.08/0020-dpaa2-eth-configure-MAC-XIF_MODE-register-appropriat.patch

+From bb4f8ce57e43f2ab099fd3e3ccbeaf1ff9c2ad30 Mon Sep 17 00:00:00 2001
+From: Josua Mayer <josua@solid-run.com>
+Date: Tue, 31 May 2022 14:46:21 +0300
+Subject: [PATCH] dpaa2-eth: configure MAC XIF_MODE register appropriately for
+ rgmii modes
+
+The hack for configuring MAC XIF_MODE register pending mc firmware
+support differentiates between some 10gbps and some 1gbps modes.
+Add rgmii modes to avoid fall-through when using a wired 1gbps phy.
+
+Fixes: dpaa2-eth: configure the MAC XIF_MODE register on protocol change
+
+Signed-off-by: Josua Mayer <josua@solid-run.com>
+---
+ drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
+index 6a5f754c8c61..c46d29e28582 100644
+--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
++++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
+@@ -165,7 +165,7 @@ static void dpaa2_mac_config(struct phylink_config *config, unsigned int mode,
+ {
+ 	struct dpaa2_mac *mac = phylink_to_dpaa2_mac(config);
+ 	struct dpmac_link_state *dpmac_state = &mac->state;
+-	u32 if_mode, orig, tmp;
++	u32 if_mode = 0, orig, tmp;
+ 	int err;
+ 
+ 	if (state->an_enabled)
+@@ -184,11 +184,14 @@ static void dpaa2_mac_config(struct phylink_config *config, unsigned int mode,
+ 	case PHY_INTERFACE_MODE_USXGMII:
+ 		if_mode = 0x1;
+ 		break;
++	case PHY_INTERFACE_MODE_RGMII:
++	case PHY_INTERFACE_MODE_RGMII_ID:
+ 	case PHY_INTERFACE_MODE_SGMII:
+ 	case PHY_INTERFACE_MODE_1000BASEX:
+ 		if_mode = 0x3;
+ 		break;
+ 	default:
++		netdev_err(mac->net_dev, "%s: unhandled link mode %i, expect rx/tx errors!\n", __func__, state->interface);
+ 		break;
+ 	}
+ 
+-- 
+2.35.3
+