From 194f30e932952d74438fce68006f30f5a180459b Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 22 Jun 2013 20:36:21 +0200
Subject: [PATCH] net
---
drivers/net/ethernet/ralink/mdio_rt2880.c | 48 ++++++++++++++++++++++++--
drivers/net/ethernet/ralink/mdio_rt2880.h | 3 +-
drivers/net/ethernet/ralink/ralink_soc_eth.h | 2 ++
drivers/net/ethernet/ralink/soc_rt3883.c | 3 +-
4 files changed, 51 insertions(+), 5 deletions(-)
Index: linux-3.9.6/drivers/net/ethernet/ralink/mdio_rt2880.c
===================================================================
--- linux-3.9.6.orig/drivers/net/ethernet/ralink/mdio_rt2880.c 2013-06-22 22:46:13.596610936 +0200
+++ linux-3.9.6/drivers/net/ethernet/ralink/mdio_rt2880.c 2013-06-22 23:25:29.536713089 +0200
@@ -32,6 +32,7 @@
#include "ralink_soc_eth.h"
#include "mdio_rt2880.h"
+#include "mdio.h"
#define FE_MDIO_RETRY 1000
@@ -49,7 +50,7 @@
return "?";
}
-void rt2880_mdio_link_adjust(struct fe_priv *priv)
+void rt2880_mdio_link_adjust(struct fe_priv *priv, int port)
{
u32 mdio_cfg;
@@ -66,10 +67,10 @@
if (priv->phy->duplex[0] == DUPLEX_FULL)
mdio_cfg |= FE_MDIO_CFG_GP1_DUPLEX;
- if (priv->phy->tx_fc)
+ if (priv->phy->tx_fc[0])
mdio_cfg |= FE_MDIO_CFG_GP1_FC_TX;
- if (priv->phy->rx_fc)
+ if (priv->phy->rx_fc[0])
mdio_cfg |= FE_MDIO_CFG_GP1_FC_RX;
switch (priv->phy->speed[0]) {
@@ -161,3 +162,71 @@
return rt2880_mdio_wait_ready(priv);
}
+
+void rt2880_port_init(struct fe_priv *priv, struct device_node *np)
+{
+ const __be32 *id = of_get_property(np, "reg", NULL);
+ const __be32 *link;
+ int size;
+ int phy_mode;
+
+ if (!id || (be32_to_cpu(*id) != 0)) {
+ pr_err("%s: invalid port id\n", np->name);
+ return;
+ }
+
+ priv->phy->phy_fixed[0] = of_get_property(np, "ralink,fixed-link", &size);
+ if (priv->phy->phy_fixed[0] && (size != (4 * sizeof(*priv->phy->phy_fixed[0])))) {
+ pr_err("%s: invalid fixed link property\n", np->name);
+ priv->phy->phy_fixed[0] = NULL;
+ return;
+ }
+
+ phy_mode = of_get_phy_mode(np);
+ switch (phy_mode) {
+ case PHY_INTERFACE_MODE_RGMII:
+ break;
+ case PHY_INTERFACE_MODE_MII:
+ break;
+ case PHY_INTERFACE_MODE_RMII:
+ break;
+ default:
+ if (!priv->phy->phy_fixed[0])
+ dev_err(priv->device, "port %d - invalid phy mode\n", priv->phy->speed[0]);
+ break;
+ }
+
+ priv->phy->phy_node[0] = of_parse_phandle(np, "phy-handle", 0);
+ if (!priv->phy->phy_node[0] && !priv->phy->phy_fixed[0])
+ return;
+
+ if (priv->phy->phy_fixed[0]) {
+ link = priv->phy->phy_fixed[0];
+ priv->phy->speed[0] = be32_to_cpup(link++);
+ priv->phy->duplex[0] = be32_to_cpup(link++);
+ priv->phy->tx_fc[0] = be32_to_cpup(link++);
+ priv->phy->rx_fc[0] = be32_to_cpup(link++);
+
+ priv->link[0] = 1;
+ switch (priv->phy->speed[0]) {
+ case SPEED_10:
+ break;
+ case SPEED_100:
+ break;
+ case SPEED_1000:
+ break;
+ default:
+ dev_err(priv->device, "invalid link speed: %d\n", priv->phy->speed[0]);
+ priv->phy->phy_fixed[0] = 0;
+ return;
+ }
+ dev_info(priv->device, "using fixed link parameters\n");
+ rt2880_mdio_link_adjust(priv, 0);
+ return;
+ }
+ if (priv->phy->phy_node[0] && priv->mii_bus->phy_map[0]) {
+ fe_connect_phy_node(priv, priv->phy->phy_node[0]);
+ }
+
+ return;
+}
Index: linux-3.9.6/drivers/net/ethernet/ralink/mdio_rt2880.h
===================================================================
--- linux-3.9.6.orig/drivers/net/ethernet/ralink/mdio_rt2880.h 2013-06-22 22:46:13.600610937 +0200
+++ linux-3.9.6/drivers/net/ethernet/ralink/mdio_rt2880.h 2013-06-22 22:46:13.744610945 +0200
@@ -18,8 +18,9 @@
#ifndef _RALINK_MDIO_RT2880_H__
#define _RALINK_MDIO_RT2880_H__
-void rt2880_mdio_link_adjust(struct fe_priv *priv);
+void rt2880_mdio_link_adjust(struct fe_priv *priv, int port);
int rt2880_mdio_read(struct mii_bus *bus, int phy_addr, int phy_reg);
int rt2880_mdio_write(struct mii_bus *bus, int phy_addr, int phy_reg, u16 val);
+void rt2880_port_init(struct fe_priv *priv, struct device_node *np);
#endif
Index: linux-3.9.6/drivers/net/ethernet/ralink/ralink_soc_eth.h
===================================================================
--- linux-3.9.6.orig/drivers/net/ethernet/ralink/ralink_soc_eth.h 2013-06-22 22:46:13.600610937 +0200
+++ linux-3.9.6/drivers/net/ethernet/ralink/ralink_soc_eth.h 2013-06-22 22:46:13.744610945 +0200
@@ -301,6 +301,8 @@
const __be32 *phy_fixed[8];
int duplex[8];
int speed[8];
+ int tx_fc[8];
+ int rx_fc[8];
spinlock_t lock;
int (*connect)(struct fe_priv *priv);
Index: linux-3.9.6/drivers/net/ethernet/ralink/soc_rt3883.c
===================================================================
--- linux-3.9.6.orig/drivers/net/ethernet/ralink/soc_rt3883.c 2013-06-22 22:46:13.600610937 +0200
+++ linux-3.9.6/drivers/net/ethernet/ralink/soc_rt3883.c 2013-06-22 22:46:13.744610945 +0200
@@ -47,7 +47,8 @@
.checksum_bit = RX_DMA_L4VALID,
.mdio_read = rt2880_mdio_read,
.mdio_write = rt2880_mdio_write,
- .mdio_link_adjust = rt2880_mdio_link_adjust,
+ .mdio_adjust_link = rt2880_mdio_link_adjust,
+ .port_init = rt2880_port_init,
};
const struct of_device_id of_fe_match[] = {