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phy: ocelot-serdes: convert to use eth phy mode and submode 

Convert ocelot-serdes PHY driver to use recently introduced
PHY_MODE_ETHERNET and phy_set_mode_ext().

Cc: Quentin Schulz <quentin.schulz@bootlin.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Reviewed-by: Quentin Schulz <quentin.schulz@bootlin.com>
Tested-by: Quentin Schulz <quentin.schulz@bootlin.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Grygorii Strashko 2018-11-19 19:24:22 -06:00 committed by Kishon Vijay Abraham I
parent 2af8caeee4
commit c8fe6d7f3f
2 changed files with 18 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/net/ethernet/mscc/ocelot.c
View File

@ -472,7 +472,6 @@ static int ocelot_port_open(struct net_device *dev)
{
struct ocelot_port *port = netdev_priv(dev);
struct ocelot *ocelot = port->ocelot;
enum phy_mode phy_mode;
int err;
/* Enable receiving frames on the port, and activate auto-learning of
@ -484,12 +483,8 @@ static int ocelot_port_open(struct net_device *dev)
ANA_PORT_PORT_CFG, port->chip_port);
if (port->serdes) {
if (port->phy_mode == PHY_INTERFACE_MODE_SGMII)
phy_mode = PHY_MODE_SGMII;
else
phy_mode = PHY_MODE_QSGMII;
err = phy_set_mode(port->serdes, phy_mode);
err = phy_set_mode_ext(port->serdes, PHY_MODE_ETHERNET,
port->phy_mode);
if (err) {
netdev_err(dev, "Could not set mode of SerDes\n");
return err;

22
drivers/phy/mscc/phy-ocelot-serdes.c
View File

@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/phy.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
@ -104,20 +105,24 @@ struct serdes_mux {
u8 idx;
u8 port;
enum phy_mode mode;
int submode;
u32 mask;
u32 mux;
};
#define SERDES_MUX(_idx, _port, _mode, _mask, _mux) { \
#define SERDES_MUX(_idx, _port, _mode, _submode, _mask, _mux) { \
.idx = _idx, \
.port = _port, \
.mode = _mode, \
.submode = _submode, \
.mask = _mask, \
.mux = _mux, \
}
#define SERDES_MUX_SGMII(i, p, m, c) SERDES_MUX(i, p, PHY_MODE_SGMII, m, c)
#define SERDES_MUX_QSGMII(i, p, m, c) SERDES_MUX(i, p, PHY_MODE_QSGMII, m, c)
#define SERDES_MUX_SGMII(i, p, m, c) \
SERDES_MUX(i, p, PHY_MODE_ETHERNET, PHY_INTERFACE_MODE_SGMII, m, c)
#define SERDES_MUX_QSGMII(i, p, m, c) \
SERDES_MUX(i, p, PHY_MODE_ETHERNET, PHY_INTERFACE_MODE_QSGMII, m, c)
static const struct serdes_mux ocelot_serdes_muxes[] = {
SERDES_MUX_SGMII(SERDES1G(0), 0, 0, 0),
@ -154,7 +159,7 @@ static const struct serdes_mux ocelot_serdes_muxes[] = {
SERDES_MUX_SGMII(SERDES6G(1), 8, 0, 0),
SERDES_MUX_SGMII(SERDES6G(2), 10, HSIO_HW_CFG_PCIE_ENA |
HSIO_HW_CFG_DEV2G5_10_MODE, 0),
SERDES_MUX(SERDES6G(2), 10, PHY_MODE_PCIE, HSIO_HW_CFG_PCIE_ENA,
SERDES_MUX(SERDES6G(2), 10, PHY_MODE_PCIE, 0, HSIO_HW_CFG_PCIE_ENA,
HSIO_HW_CFG_PCIE_ENA),
};
@ -164,12 +169,17 @@ static int serdes_set_mode(struct phy *phy, enum phy_mode mode, int submode)
unsigned int i;
int ret;
/* As of now only PHY_MODE_ETHERNET is supported */
if (mode != PHY_MODE_ETHERNET)
return -EOPNOTSUPP;
for (i = 0; i < ARRAY_SIZE(ocelot_serdes_muxes); i++) {
if (macro->idx != ocelot_serdes_muxes[i].idx ||
mode != ocelot_serdes_muxes[i].mode)
mode != ocelot_serdes_muxes[i].mode ||
submode != ocelot_serdes_muxes[i].submode)
continue;
if (mode != PHY_MODE_QSGMII &&
if (submode != PHY_INTERFACE_MODE_QSGMII &&
macro->port != ocelot_serdes_muxes[i].port)
continue;