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authorEgil Hjelmeland <privat@egil-hjelmeland.no>2017-07-30 19:58:56 +0200
committerDavid S. Miller <davem@davemloft.net>2017-07-30 19:23:29 -0700
commit2c3408986c07515abcbad5dc584a33892e3621da (patch)
tree98338ed0c8b39e3c60a06a406620d0b23137e756 /drivers/net/dsa/lan9303.h
parent9e866e5dab383a295001b13f08e42b906b9dd34d (diff)
downloadlinux-2c3408986c07515abcbad5dc584a33892e3621da.tar.bz2
net: dsa: lan9303: MDIO access phy registers directly
Indirect access (PMI) to phy register only work in I2C mode. In MDIO mode phy registers must be accessed directly. Introduced struct lan9303_phy_ops to handle the two modes. Signed-off-by: Egil Hjelmeland <privat@egil-hjelmeland.no> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/lan9303.h')
-rw-r--r--drivers/net/dsa/lan9303.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/dsa/lan9303.h b/drivers/net/dsa/lan9303.h
index d1512dad2d90..4d8be555ff4d 100644
--- a/drivers/net/dsa/lan9303.h
+++ b/drivers/net/dsa/lan9303.h
@@ -2,6 +2,15 @@
#include <linux/device.h>
#include <net/dsa.h>
+struct lan9303;
+
+struct lan9303_phy_ops {
+ /* PHY 1 and 2 access*/
+ int (*phy_read)(struct lan9303 *chip, int port, int regnum);
+ int (*phy_write)(struct lan9303 *chip, int port,
+ int regnum, u16 val);
+};
+
struct lan9303 {
struct device *dev;
struct regmap *regmap;
@@ -11,9 +20,11 @@ struct lan9303 {
bool phy_addr_sel_strap;
struct dsa_switch *ds;
struct mutex indirect_mutex; /* protect indexed register access */
+ const struct lan9303_phy_ops *ops;
};
extern const struct regmap_access_table lan9303_register_set;
+extern const struct lan9303_phy_ops lan9303_indirect_phy_ops;
int lan9303_probe(struct lan9303 *chip, struct device_node *np);
int lan9303_remove(struct lan9303 *chip);