Merge branch 'topic/disconnect' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-rcar

1 files changed, 38 insertions, 0 deletions

diff --git a/include/linux/dsa/lan9303.h b/include/linux/dsa/lan9303.h
new file mode 100644
index 000000000000..f48a85c377de
--- /dev/null
+++ b/include/linux/dsa/lan9303.h
@@ -0,0 +1,38 @@
+/* Included by drivers/net/dsa/lan9303.h and net/dsa/tag_lan9303.c */
+#include <linux/if_ether.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);
+};
+
+#define LAN9303_NUM_ALR_RECORDS 512
+struct lan9303_alr_cache_entry {
+	u8  mac_addr[ETH_ALEN];
+	u8  port_map;         /* Bitmap of ports. Zero if unused entry */
+	u8  stp_override;     /* non zero if set LAN9303_ALR_DAT1_AGE_OVERRID */
+};
+
+struct lan9303 {
+	struct device *dev;
+	struct regmap *regmap;
+	struct regmap_irq_chip_data *irq_data;
+	struct gpio_desc *reset_gpio;
+	u32 reset_duration; /* in [ms] */
+	bool phy_addr_sel_strap;
+	struct dsa_switch *ds;
+	struct mutex indirect_mutex; /* protect indexed register access */
+	const struct lan9303_phy_ops *ops;
+	bool is_bridged; /* true if port 1 and 2 are bridged */
+
+	/* remember LAN9303_SWE_PORT_STATE while not bridged */
+	u32 swe_port_state;
+	/* LAN9303 do not offer reading specific ALR entry. Cache all
+	 * static entries in a flat table
+	 **/
+	struct lan9303_alr_cache_entry alr_cache[LAN9303_NUM_ALR_RECORDS];
+};