Messages in this thread Patch in this message | | | From | Dan Murphy <> | Subject | [PATCH] can: tcan4x5x: Turn on the power before parsing the config | Date | Mon, 9 Dec 2019 15:23:51 -0600 |
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The parse config function now performs action on the device either reading or writing and a reset. If the regulator is managed it needs to be turned on. So turn on the regulator if available if the parsing fails then turn off the regulator.
Fixes: a5235f3c7c23 ("can: tcan45x: Make wake-up GPIO an optional GPIO") Signed-off-by: Dan Murphy <dmurphy@ti.com> --- drivers/net/can/m_can/tcan4x5x.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c index 4e1789ea2bc3..515486fcb150 100644 --- a/drivers/net/can/m_can/tcan4x5x.c +++ b/drivers/net/can/m_can/tcan4x5x.c @@ -451,11 +451,11 @@ static int tcan4x5x_can_probe(struct spi_device *spi) priv->regmap = devm_regmap_init(&spi->dev, &tcan4x5x_bus, &spi->dev, &tcan4x5x_regmap); + tcan4x5x_power_enable(priv->power, 1); + ret = tcan4x5x_parse_config(mcan_class); if (ret) - goto out_clk; - - tcan4x5x_power_enable(priv->power, 1); + goto out_power; ret = m_can_class_register(mcan_class); if (ret) -- 2.23.0
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