Messages in this thread | | | Subject | Re: [PATCH 1/2] i2c: slave-eeprom: initialize empty eeprom properly | From | Bjorn Ardo <> | Date | Wed, 2 Oct 2019 08:20:53 +0200 |
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Hi,
I sent in another patch earlier that added support for specifying a file in devicetree to initilize the eeprom from, corresponding to the case of pre-flashed eeprom. Maybe these two patches should be merged so this initialization is only done if no file is specified?
/BA
On 10/1/19 6:40 PM, Patrick Williams wrote: > The i2c-slave-eeprom driver emulates at24 class eeprom devices, > which come initialized with all 1s. Do the same in the software > emulation. > > Signed-off-by: Patrick Williams <alpawi@amazon.com> > --- > drivers/i2c/i2c-slave-eeprom.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/i2c/i2c-slave-eeprom.c b/drivers/i2c/i2c-slave-eeprom.c > index db9763cb4dae..efee56106251 100644 > --- a/drivers/i2c/i2c-slave-eeprom.c > +++ b/drivers/i2c/i2c-slave-eeprom.c > @@ -131,6 +131,8 @@ static int i2c_slave_eeprom_probe(struct i2c_client *client, const struct i2c_de > if (!eeprom) > return -ENOMEM; > > + memset(eeprom->buffer, 0xFF, size); > + > eeprom->idx_write_cnt = 0; > eeprom->num_address_bytes = flag_addr16 ? 2 : 1; > eeprom->address_mask = size - 1;
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