diff options
Diffstat (limited to 'target/linux/ramips/patches-4.4/0507-net-next-mediatek-add-support-for-rt3883.patch')
| -rw-r--r-- | target/linux/ramips/patches-4.4/0507-net-next-mediatek-add-support-for-rt3883.patch | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-4.4/0507-net-next-mediatek-add-support-for-rt3883.patch b/target/linux/ramips/patches-4.4/0507-net-next-mediatek-add-support-for-rt3883.patch new file mode 100644 index 0000000000..53d35d0728 --- /dev/null +++ b/target/linux/ramips/patches-4.4/0507-net-next-mediatek-add-support-for-rt3883.patch @@ -0,0 +1,94 @@ +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@openwrt.org> +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@openwrt.org> ++ * 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); |