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author | John Crispin <john@openwrt.org> | 2014-11-06 09:31:03 +0000 |
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committer | John Crispin <john@openwrt.org> | 2014-11-06 09:31:03 +0000 |
commit | d524fe46fdf7eeb2f784bdb790eb211c8d221fc5 (patch) | |
tree | 681aa258456c0b3547ca6756a50f65254bf7f6c6 /target/linux/ramips/files/drivers/net/ethernet/ralink/soc_rt2880.c | |
parent | 74e94df8eb23205df8bc49c6512f0d1d6f0078f9 (diff) | |
download | upstream-d524fe46fdf7eeb2f784bdb790eb211c8d221fc5.tar.gz upstream-d524fe46fdf7eeb2f784bdb790eb211c8d221fc5.tar.bz2 upstream-d524fe46fdf7eeb2f784bdb790eb211c8d221fc5.zip |
ralink: move ethernet driver to files/
Signed-off-by: John Crispin <blogic@openwrt.org>
SVN-Revision: 43194
Diffstat (limited to 'target/linux/ramips/files/drivers/net/ethernet/ralink/soc_rt2880.c')
-rw-r--r-- | target/linux/ramips/files/drivers/net/ethernet/ralink/soc_rt2880.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_rt2880.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_rt2880.c new file mode 100644 index 0000000000..61f6dcb01d --- /dev/null +++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/soc_rt2880.c @@ -0,0 +1,81 @@ +/* + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + * + * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org> + */ + +#include <linux/module.h> + +#include <asm/mach-ralink/ralink_regs.h> + +#include "ralink_soc_eth.h" +#include "mdio_rt2880.h" + +#define SYSC_REG_RESET_CTRL 0x034 +#define RT2880_RESET_FE BIT(18) + +static void rt2880_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; + netdev->hw_features = NETIF_F_SG | NETIF_F_HW_VLAN_CTAG_TX; + /* maybe have hardware bug. */ + //netdev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM; +} + +void rt2880_fe_reset(void) +{ + rt_sysc_w32(RT2880_RESET_FE, SYSC_REG_RESET_CTRL); +} + +static int rt2880_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_INIT, FE_PSE_FQ_CFG); + fe_csum_config(priv); + + return ret; +} + +struct fe_soc_data rt2880_data = { + .mac = { 0x00, 0x11, 0x22, 0x33, 0x44, 0x55 }, + .init_data = rt2880_init_data, + .reset_fe = rt2880_fe_reset, + .fwd_config = rt2880_fwd_config, + .pdma_glo_cfg = FE_PDMA_SIZE_8DWORDS, + .checksum_bit = RX_DMA_L4VALID, + .tx_udf_bit = TX_DMA_UDF, + .rx_dly_int = FE_RX_DLY_INT, + .tx_dly_int = FE_TX_DLY_INT, + .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,rt2880-eth", .data = &rt2880_data }, + {}, +}; + +MODULE_DEVICE_TABLE(of, of_fe_match); |