Erratum A-008022 has been fixed on LS1021A Rev2.0. So we can use DSPI2 now, this patch enable DSPI2 in dts for LS1021ATWR.
Signed-off-by: Yuan Yao yao.yuan@freescale.com --- arch/arm/dts/ls1021a-twr.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/arch/arm/dts/ls1021a-twr.dts b/arch/arm/dts/ls1021a-twr.dts index 0e61c07..6ccd332 100644 --- a/arch/arm/dts/ls1021a-twr.dts +++ b/arch/arm/dts/ls1021a-twr.dts @@ -17,6 +17,7 @@ enet0_sgmii_phy = &sgmii_phy2; enet1_sgmii_phy = &sgmii_phy0; spi0 = &qspi; + spi1 = &dspi1; }; };
@@ -33,6 +34,21 @@ }; };
+&dspi1 { + bus-num = <0>; + status = "okay"; + + dspiflash: at26df081a@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "spi-flash"; + spi-max-frequency = <16000000>; + spi-cpol; + spi-cpha; + reg = <0>; + }; +}; + &i2c0 { status = "okay"; };