ARM: davinci: da850: add NAND driver DT entries

Add NAND driver DT node and related pinctrl DT data to export NAND
functionality on da850 evm.

Signed-off-by: Kumar, Anil <anilkumar.v@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts
index 087ba28..98c1a48 100644 (file)
--- a/arch/arm/boot/dts/da850-evm.dts
+++ b/arch/arm/boot/dts/da850-evm.dts
@@ -28,4 +28,9 @@
                        status = "okay";
                };
        };
+       nand_cs3@62000000 {
+               status = "okay";
+               pinctrl-names = "default";
+               pinctrl-0 = <&nand_cs3_pins>;
+       };
 };

diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
index f74740d..2551098 100644 (file)
--- a/arch/arm/boot/dts/da850.dtsi
+++ b/arch/arm/boot/dts/da850.dtsi
@@ -38,6 +38,23 @@
                        pinctrl-single,register-width = <32>;
                        pinctrl-single,function-mask = <0xffffffff>;
                        status = "disabled";
+
+                       nand_cs3_pins: pinmux_nand_pins {
+                               pinctrl-single,bits = <
+                                       /* EMA_OE, EMA_WE */
+                                       0x1c 0x00110000  0x00ff0000
+                                       /* EMA_CS[4],EMA_CS[3]*/
+                                       0x1c 0x00000110  0x00000ff0
+                                       /*
+                                        * EMA_D[0], EMA_D[1], EMA_D[2],
+                                        * EMA_D[3], EMA_D[4], EMA_D[5],
+                                        * EMA_D[6], EMA_D[7]
+                                        */
+                                       0x24 0x11111111  0xffffffff
+                                       /* EMA_A[1], EMA_A[2] */
+                                       0x30 0x01100000  0x0ff00000
+                               >;
+                       };
                };
                serial0: serial@1c42000 {
                        compatible = "ns16550a";
@@ -67,4 +84,17 @@
                        status = "disabled";
                };
        };
+       nand_cs3@62000000 {
+               compatible = "ti,davinci-nand";
+               reg = <0x62000000 0x807ff
+                      0x68000000 0x8000>;
+               ti,davinci-chipselect = <1>;
+               ti,davinci-mask-ale = <0>;
+               ti,davinci-mask-cle = <0>;
+               ti,davinci-mask-chipsel = <0>;
+               ti,davinci-ecc-mode = "hw";
+               ti,davinci-ecc-bits = <4>;
+               ti,davinci-nand-use-bbt;
+               status = "disabled";
+       };
 };