net: dsa: microchip: ksz8: Prepare ksz8863_smi for regmap register access validation

This patch prepares the ksz8863_smi part of ksz8 driver to utilize the
regmap register access validation feature.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/dsa/microchip/ksz8863_smi.c b/drivers/net/dsa/microchip/ksz8863_smi.c
index 2af807d..fd6e2e6 100644 (file)
--- a/drivers/net/dsa/microchip/ksz8863_smi.c
+++ b/drivers/net/dsa/microchip/ksz8863_smi.c
@@ -104,6 +104,7 @@ static const struct regmap_config ksz8863_regmap_config[] = {
                .cache_type = REGCACHE_NONE,
                .lock = ksz_regmap_lock,
                .unlock = ksz_regmap_unlock,
+               .max_register = U8_MAX,
        },
        {
                .name = "#16",
@@ -113,6 +114,7 @@ static const struct regmap_config ksz8863_regmap_config[] = {
                .cache_type = REGCACHE_NONE,
                .lock = ksz_regmap_lock,
                .unlock = ksz_regmap_unlock,
+               .max_register = U8_MAX,
        },
        {
                .name = "#32",
@@ -122,11 +124,14 @@ static const struct regmap_config ksz8863_regmap_config[] = {
                .cache_type = REGCACHE_NONE,
                .lock = ksz_regmap_lock,
                .unlock = ksz_regmap_unlock,
+               .max_register = U8_MAX,
        }
 };
 
 static int ksz8863_smi_probe(struct mdio_device *mdiodev)
 {
+       struct device *ddev = &mdiodev->dev;
+       const struct ksz_chip_data *chip;
        struct regmap_config rc;
        struct ksz_device *dev;
        int ret;
@@ -136,9 +141,15 @@ static int ksz8863_smi_probe(struct mdio_device *mdiodev)
        if (!dev)
                return -ENOMEM;
 
+       chip = device_get_match_data(ddev);
+       if (!chip)
+               return -EINVAL;
+
        for (i = 0; i < __KSZ_NUM_REGMAPS; i++) {
                rc = ksz8863_regmap_config[i];
                rc.lock_arg = &dev->regmap_mutex;
+               rc.wr_table = chip->wr_table;
+               rc.rd_table = chip->rd_table;
                dev->regmap[i] = devm_regmap_init(&mdiodev->dev,
                                                  &regmap_smi[i], dev,
                                                  &rc);