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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>
This commit is contained in:
Huang Shijie 2012-07-03 12:58:13 +08:00 committed by Shawn Guo
parent a915ee4218
commit b9f25f8632
2 changed files with 49 additions and 6 deletions
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6
arch/arm/boot/dts/imx23-evk.dts
View File

@ -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";

49
arch/arm/boot/dts/imx23.dtsi
View File

@ -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 = <