ARM: dts: mx23: add gpmi nand support

Add DT node for gpmi nand.
Also add pinctrl for gpmi nand.

Enable the gpmi-nand in mx23-evk board.

Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/imx23-evk.dts b/arch/arm/boot/dts/imx23-evk.dts
index 9d674cabc3b4d52f06b7598ad0e598a7c79341a3..e3486f486b405cfb74cb1dcbe41f808a49f5e658 100644 (file)
--- a/arch/arm/boot/dts/imx23-evk.dts
+++ b/arch/arm/boot/dts/imx23-evk.dts
@@ -22,6 +22,12 @@
 
        apb@80000000 {
                apbh@80000000 {
+                       gpmi-nand@8000c000 {
+                               pinctrl-names = "default";
+                               pinctrl-0 = <&gpmi_pins_a &gpmi_pins_fixup>;
+                               status = "okay";
+                       };
+
                        ssp0: ssp@80010000 {
                                compatible = "fsl,imx23-mmc";
                                pinctrl-names = "default";

diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index 766213428331871c6e0147388e0aacab2d2cc4ab..a874dbfb5ae69da5d6771c75d9605ca3bbbcbcaa 100644 (file)
--- a/arch/arm/boot/dts/imx23.dtsi
+++ b/arch/arm/boot/dts/imx23.dtsi
@@ -59,13 +59,15 @@
                                status = "disabled";
                        };
 
-                       bch@8000a000 {
-                               reg = <0x8000a000 2000>;
-                               status = "disabled";
-                       };
-
                        gpmi-nand@8000c000 {
-                               reg = <0x8000c000 2000>;
+                               compatible = "fsl,imx23-gpmi-nand";
+                               #address-cells = <1>;
+                               #size-cells = <1>;
+                               reg = <0x8000c000 2000>, <0x8000a000 2000>;
+                               reg-names = "gpmi-nand", "bch";
+                               interrupts = <13>, <56>;
+                               interrupt-names = "gpmi-dma", "bch";
+                               fsl,gpmi-dma-channel = <4>;
                                status = "disabled";
                        };
 
@@ -138,6 +140,41 @@
                                        fsl,pull-up = <0>;
                                };
 
+                               gpmi_pins_a: gpmi-nand@0 {
+                                       reg = <0>;
+                                       fsl,pinmux-ids = <
+                                               0x0000 /* MX23_PAD_GPMI_D00__GPMI_D00 */
+                                               0x0010 /* MX23_PAD_GPMI_D01__GPMI_D01 */
+                                               0x0020 /* MX23_PAD_GPMI_D02__GPMI_D02 */
+                                               0x0030 /* MX23_PAD_GPMI_D03__GPMI_D03 */
+                                               0x0040 /* MX23_PAD_GPMI_D04__GPMI_D04 */
+                                               0x0050 /* MX23_PAD_GPMI_D05__GPMI_D05 */
+                                               0x0060 /* MX23_PAD_GPMI_D06__GPMI_D06 */
+                                               0x0070 /* MX23_PAD_GPMI_D07__GPMI_D07 */
+                                               0x0100 /* MX23_PAD_GPMI_CLE__GPMI_CLE */
+                                               0x0110 /* MX23_PAD_GPMI_ALE__GPMI_ALE */
+                                               0x0130 /* MX23_PAD_GPMI_RDY0__GPMI_RDY0 */
+                                               0x0140 /* MX23_PAD_GPMI_RDY1__GPMI_RDY1 */
+                                               0x0170 /* MX23_PAD_GPMI_WPN__GPMI_WPN */
+                                               0x0180 /* MX23_PAD_GPMI_WRN__GPMI_WRN */
+                                               0x0190 /* MX23_PAD_GPMI_RDN__GPMI_RDN */
+                                               0x21b0 /* MX23_PAD_GPMI_CE1N__GPMI_CE1N */
+                                               0x21c0 /* MX23_PAD_GPMI_CE0N__GPMI_CE0N */
+                                       >;
+                                       fsl,drive-strength = <0>;
+                                       fsl,voltage = <1>;
+                                       fsl,pull-up = <0>;
+                               };
+
+                               gpmi_pins_fixup: gpmi-pins-fixup {
+                                       fsl,pinmux-ids = <
+                                               0x0170 /* MX23_PAD_GPMI_WPN__GPMI_WPN */
+                                               0x0180 /* MX23_PAD_GPMI_WRN__GPMI_WRN */
+                                               0x0190 /* MX23_PAD_GPMI_RDN__GPMI_RDN */
+                                       >;
+                                       fsl,drive-strength = <2>;
+                               };
+
                                mmc0_4bit_pins_a: mmc0-4bit@0 {
                                        reg = <0>;
                                        fsl,pinmux-ids = <