On Mon, Aug 02, 2021 at 05:44:29PM -0500, Li Yang wrote: > On Mon, Aug 2, 2021 at 1:10 PM Raag Jadav <raagjadav@xxxxxxxxx> wrote: > > > > ls1046afrwy and ls1046ardb boards have CAT24C04[1] and CAT24C05[2] > > eeproms respectively. Both are 4Kb (512 bytes) in size. > > These part names are from onsemi instead of atmel. Are there same > part names from atmel which are also compatible with the onsemi parts? The part names are different, but they are functionally compatible. > If we want to use onsemi only part names, probably we will need two > compatible strings with the first one from onsemi and the second from > atmel. Although the binding doesn't support onsemi prefix yet. Should I add it to the at24 binding document with atmel as a fallback? > > > Remove multi-address entries, as we have auto-rollover support > > in at24 driver. > > The device tree should describe hardware instead of matching how > driver deal with it. Is the board really using a single chip or > multiple chips here? Yes, both the boards have a single chip each. > > > > > [1] https://www.onsemi.com/pdf/datasheet/cat24c01-d.pdf > > [2] https://www.onsemi.com/pdf/datasheet/cat24c03-d.pdf > > > > Signed-off-by: Raag Jadav <raagjadav@xxxxxxxxx> > > --- > > arch/arm64/boot/dts/freescale/fsl-ls1046a-frwy.dts | 8 +------- > > arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts | 7 +------ > > 2 files changed, 2 insertions(+), 13 deletions(-) > > > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a-frwy.dts b/arch/arm64/boot/dts/freescale/fsl-ls1046a-frwy.dts > > index db3d303..83afe21 100644 > > --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a-frwy.dts > > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a-frwy.dts > > @@ -83,15 +83,9 @@ > > }; > > > > eeprom@52 { > > - compatible = "atmel,24c512"; > > + compatible = "atmel,24c04"; > > reg = <0x52>; > > }; > > - > > - eeprom@53 { > > - compatible = "atmel,24c512"; > > - reg = <0x53>; > > - }; > > - > > }; > > }; > > }; > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts > > index 60acdf0..d220f98 100644 > > --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts > > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts > > @@ -59,14 +59,9 @@ > > }; > > > > eeprom@52 { > > - compatible = "atmel,24c512"; > > + compatible = "atmel,24c04"; > > reg = <0x52>; > > }; > > - > > - eeprom@53 { > > - compatible = "atmel,24c512"; > > - reg = <0x53>; > > - }; > > }; > > > > &i2c3 { > > -- > > 2.7.4 > >
