Add Evatronix NANDFLASH-CTRL NAND flash controller to ARTPEC-6 SoC.
ONFi mode 2 timing has been set as this is compatible also with non-ONFi
SLC NAND flashes, with higher throughput than the default ONFi mode 0.
Signed-off-by: Ricard Wanderlof <ricardw@xxxxxxxx>
---
arch/arm/boot/dts/artpec6.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/arm/boot/dts/artpec6.dtsi b/arch/arm/boot/dts/artpec6.dtsi
index 3043016..17f6924 100644
--- a/arch/arm/boot/dts/artpec6.dtsi
+++ b/arch/arm/boot/dts/artpec6.dtsi
@@ -266,5 +266,24 @@
clock-names = "uart_clk", "apb_pclk";
status = "disabled";
};
+ nand: nand@f801e000 {
+ compatible = "evatronix,nandflash-ctrl";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0xf801e000 0x0200>;
+ interrupts = <GIC_SPI 139 IRQ_TYPE_LEVEL_HIGH>;
+ /* ONFi mode 2 timing */
+ /* Order is TIME_SEQ_0, TIME_SEQ_1, TIMINGS_ASYN,
+ * TIME_GEN_SEQ_0, _1, _2, _3
+ */
+ evatronix,timings = <0x080a0a32 0x0007020a 0x00000023
+ 0x00000000 0x00000000 0x00000000
+ 0x00000000>;
+ nand-ecc-mode = "hw";
+ nand-ecc-algo = "bch";
+ nand-on-flash-bbt;
+ nand-ecc-strength = <8>;
+ nand-ecc-step-size = <512>;
+ };
};
};
--
1.7.10.4
--
Ricard Wolf Wanderlöf ricardw(at)axis.com
Axis Communications AB, Lund, Sweden www.axis.com
Phone +46 46 272 2016 Fax +46 46 13 61 30
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