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authorMathew McBride <matt@traverse.com.au>2021-11-11 04:06:29 +0000
committerIlias Apalodimas <ilias.apalodimas@linaro.org>2021-11-17 13:47:31 +0200
commitfdb4a5fcd7458d6cf075d908a499f822a9787fac (patch)
tree6aa3029dfcf56a61c9c3ef55297ad5e8418df51f
parent02f50d8ebbcf318e068c30882b3638dd1cfbf03e (diff)
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drivers: tpm: atmel_twi: do not use an offset byte
This driver was broken due to an empty offset byte being prepended at the start of every transmission. The hardware does not mimic an EEPROM device with registers so an offset byte is not required. Signed-off-by: Mathew McBride <matt@traverse.com.au> Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
-rw-r--r--drivers/tpm/tpm_atmel_twi.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tpm/tpm_atmel_twi.c b/drivers/tpm/tpm_atmel_twi.c
index 4ff4cf4..71b1014 100644
--- a/drivers/tpm/tpm_atmel_twi.c
+++ b/drivers/tpm/tpm_atmel_twi.c
@@ -131,6 +131,7 @@ static int tpm_atmel_twi_xfer(struct udevice *dev,
static int tpm_atmel_twi_probe(struct udevice *dev)
{
+ i2c_set_chip_offset_len(dev, 0);
return 0;
}