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authorHuang Shijie <b32955@freescale.com>2012-07-03 08:58:13 +0400
committerShawn Guo <shawn.guo@linaro.org>2012-07-03 11:17:46 +0400
commitb9f25f86320f129fc9440426f5db29fd62a1c072 (patch)
tree5db7021fcdde90d8a9d637caf18de86b1fd7692d /arch/arm/boot/dts/imx23.dtsi
parenta915ee4218f1c2416837b112945154c9c72670c0 (diff)
downloadlinux-b9f25f86320f129fc9440426f5db29fd62a1c072.tar.xz
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>
Diffstat (limited to 'arch/arm/boot/dts/imx23.dtsi')
-rw-r--r--arch/arm/boot/dts/imx23.dtsi49
1 files changed, 43 insertions, 6 deletions
diff --git a/arch/arm/boot/dts/imx23.dtsi b/arch/arm/boot/dts/imx23.dtsi
index 766213428331..a874dbfb5ae6 100644
--- 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 = <