diff options
| author | Sean Nyekjaer <sean@geanix.com> | 2024-11-22 15:52:23 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2025-01-10 11:05:44 +0100 |
| commit | a1366314703a93ef6a4538790cc3a5f6538c9e22 (patch) | |
| tree | 68e06cb83d21ca4b828eb65216db9f157e0a4c05 /drivers/net/can/m_can | |
| parent | baa8aaf79768b72eb7a181c476ca0291613f59e6 (diff) | |
can: tcan4x5x: add deinit callback to set standby mode
At Vsup 12V, standby mode will save 7-8mA, when the interface is
down.
Signed-off-by: Sean Nyekjaer <sean@geanix.com>
Link: https://patch.msgid.link/20241122-tcan-standby-v3-2-90bafaf5eccd@geanix.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/m_can')
| -rw-r--r-- | drivers/net/can/m_can/tcan4x5x-core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c index 4c9454176607..e5c162f8c589 100644 --- a/drivers/net/can/m_can/tcan4x5x-core.c +++ b/drivers/net/can/m_can/tcan4x5x-core.c @@ -279,6 +279,14 @@ static int tcan4x5x_init(struct m_can_classdev *cdev) return ret; } +static int tcan4x5x_deinit(struct m_can_classdev *cdev) +{ + struct tcan4x5x_priv *tcan4x5x = cdev_to_priv(cdev); + + return regmap_update_bits(tcan4x5x->regmap, TCAN4X5X_CONFIG, + TCAN4X5X_MODE_SEL_MASK, TCAN4X5X_MODE_STANDBY); +}; + static int tcan4x5x_disable_wake(struct m_can_classdev *cdev) { struct tcan4x5x_priv *tcan4x5x = cdev_to_priv(cdev); @@ -376,6 +384,7 @@ static int tcan4x5x_get_gpios(struct m_can_classdev *cdev, static const struct m_can_ops tcan4x5x_ops = { .init = tcan4x5x_init, + .deinit = tcan4x5x_deinit, .read_reg = tcan4x5x_read_reg, .write_reg = tcan4x5x_write_reg, .write_fifo = tcan4x5x_write_fifo, |