mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-27 17:18:59 +00:00
95 lines
2.8 KiB
Diff
95 lines
2.8 KiB
Diff
From 5ad283c69029a519681ed453e7f7ddf250c10559 Mon Sep 17 00:00:00 2001
|
|
From: John Crispin <blogic@openwrt.org>
|
|
Date: Wed, 18 Nov 2015 03:51:24 +0100
|
|
Subject: [PATCH 507/513] net-next: mediatek: add support for rt3883
|
|
|
|
Add support for rt3883 and its smaller version rt3662. They both have a single
|
|
gBit port that will normally be attached to an external phy of switch.
|
|
|
|
Signed-off-by: John Crispin <blogic@openwrt.org>
|
|
Signed-off-by: Felix Fietkau <nbd@nbd.name>
|
|
Signed-off-by: Michael Lee <igvtee@gmail.com>
|
|
---
|
|
drivers/net/ethernet/mediatek/soc_rt3883.c | 75 ++++++++++++++++++++++++++++
|
|
1 file changed, 75 insertions(+)
|
|
create mode 100644 drivers/net/ethernet/mediatek/soc_rt3883.c
|
|
|
|
--- /dev/null
|
|
+++ b/drivers/net/ethernet/mediatek/soc_rt3883.c
|
|
@@ -0,0 +1,75 @@
|
|
+/* This program is free software; you can redistribute it and/or modify
|
|
+ * it under the terms of the GNU General Public License as published by
|
|
+ * the Free Software Foundation; version 2 of the License
|
|
+ *
|
|
+ * This program is distributed in the hope that it will be useful,
|
|
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+ * GNU General Public License for more details.
|
|
+ *
|
|
+ * Copyright (C) 2009-2015 John Crispin <blogic@openwrt.org>
|
|
+ * Copyright (C) 2009-2015 Felix Fietkau <nbd@nbd.name>
|
|
+ * Copyright (C) 2013-2015 Michael Lee <igvtee@gmail.com>
|
|
+ */
|
|
+
|
|
+#include <linux/module.h>
|
|
+
|
|
+#include <asm/mach-ralink/ralink_regs.h>
|
|
+
|
|
+#include "mtk_eth_soc.h"
|
|
+#include "mdio_rt2880.h"
|
|
+
|
|
+#define RT3883_RSTCTRL_FE BIT(21)
|
|
+
|
|
+static void rt3883_fe_reset(void)
|
|
+{
|
|
+ fe_reset(RT3883_RSTCTRL_FE);
|
|
+}
|
|
+
|
|
+static int rt3883_fwd_config(struct fe_priv *priv)
|
|
+{
|
|
+ int ret;
|
|
+
|
|
+ ret = fe_set_clock_cycle(priv);
|
|
+ if (ret)
|
|
+ return ret;
|
|
+
|
|
+ fe_fwd_config(priv);
|
|
+ fe_w32(FE_PSE_FQFC_CFG_256Q, FE_PSE_FQ_CFG);
|
|
+ fe_csum_config(priv);
|
|
+
|
|
+ return ret;
|
|
+}
|
|
+
|
|
+static void rt3883_init_data(struct fe_soc_data *data,
|
|
+ struct net_device *netdev)
|
|
+{
|
|
+ struct fe_priv *priv = netdev_priv(netdev);
|
|
+
|
|
+ priv->flags = FE_FLAG_PADDING_64B | FE_FLAG_PADDING_BUG |
|
|
+ FE_FLAG_JUMBO_FRAME | FE_FLAG_CALIBRATE_CLK;
|
|
+ netdev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM |
|
|
+ NETIF_F_RXCSUM | NETIF_F_HW_VLAN_CTAG_TX;
|
|
+}
|
|
+
|
|
+static struct fe_soc_data rt3883_data = {
|
|
+ .init_data = rt3883_init_data,
|
|
+ .reset_fe = rt3883_fe_reset,
|
|
+ .fwd_config = rt3883_fwd_config,
|
|
+ .pdma_glo_cfg = FE_PDMA_SIZE_8DWORDS,
|
|
+ .rx_int = FE_RX_DONE_INT,
|
|
+ .tx_int = FE_TX_DONE_INT,
|
|
+ .status_int = FE_CNT_GDM_AF,
|
|
+ .checksum_bit = RX_DMA_L4VALID,
|
|
+ .mdio_read = rt2880_mdio_read,
|
|
+ .mdio_write = rt2880_mdio_write,
|
|
+ .mdio_adjust_link = rt2880_mdio_link_adjust,
|
|
+ .port_init = rt2880_port_init,
|
|
+};
|
|
+
|
|
+const struct of_device_id of_fe_match[] = {
|
|
+ { .compatible = "ralink,rt3883-eth", .data = &rt3883_data },
|
|
+ {},
|
|
+};
|
|
+
|
|
+MODULE_DEVICE_TABLE(of, of_fe_match);
|