[PATCH 1/2] ARM: mx28: Add SPI pinmux into imx28.dtsi

[marex@denx.de (Marek Vasut)]

Add this SSP pin multiplexing configuration into the imx28.dtsi file.
This covers pinmux for all four SSP ports available on the i.MX28.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Chris Ball <cjb@laptop.org>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
---
 arch/arm/boot/dts/imx28.dtsi |   61 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)

NOTE: Shawn, I'd like to add this altogether. I have a board scheduled in my
      queue that uses other SSP ports, so I consider it pointless to split this.
      Fabio, what does MX28EVK use?

diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index 91b43e9..327a33f 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -507,6 +507,67 @@
 					fsl,voltage = <1>;
 					fsl,pull-up = <0>;
 				};
+
+				spi0_pins_a: spi0 at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x2000 /* MX28_PAD_SSP0_DATA0__SSP0_D0 */
+						0x2010 /* MX28_PAD_SSP0_DATA1__SSP0_D1 */
+						0x2020 /* MX28_PAD_SSP0_DATA2__SSP0_D2 */
+						0x2030 /* MX28_PAD_SSP0_DATA3__SSP0_D3 */
+						0x2040 /* MX28_PAD_SSP0_DATA4__SSP0_D4 */
+						0x2050 /* MX28_PAD_SSP0_DATA5__SSP0_D5 */
+						0x2060 /* MX28_PAD_SSP0_DATA6__SSP0_D6 */
+						0x2070 /* MX28_PAD_SSP0_DATA7__SSP0_D7 */
+						0x2080 /* MX28_PAD_SSP0_CMD__SSP0_CMD */
+						0x2090 /* MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT */
+						0x20a0 /* MX28_PAD_SSP0_SCK__SSP0_SCK */
+					>;
+					fsl,drive-strength = <1>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <1>;
+				};
+
+				spi1_pins_a: spi1 at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x20c0 /* MX28_PAD_SSP1_SCK__SSP1_SCK */
+						0x20d0 /* MX28_PAD_SSP1_CMD__SSP1_CMD */
+						0x20e0 /* MX28_PAD_SSP1_DATA0__SSP1_D0 */
+						0x20f0 /* MX28_PAD_SSP1_DATA3__SSP1_D3 */
+					>;
+					fsl,drive-strength = <1>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <1>;
+				};
+
+				spi2_pins_a: spi2 at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x2100 /* MX28_PAD_SSP2_SCK__SSP2_SCK */
+						0x2110 /* MX28_PAD_SSP2_MOSI__SSP2_CMD */
+						0x2120 /* MX28_PAD_SSP2_MISO__SSP2_D0 */
+						0x2130 /* MX28_PAD_SSP2_SS0__SSP2_D3 */
+						0x2140 /* MX28_PAD_SSP2_SS1__SSP2_D4 */
+						0x2150 /* MX28_PAD_SSP2_SS2__SSP2_D5 */
+					>;
+					fsl,drive-strength = <1>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <1>;
+				};
+
+				spi3_pins_a: spi3 at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						0x2180 /* MX28_PAD_SSP3_SCK__SSP3_SCK */
+						0x2190 /* MX28_PAD_SSP3_MOSI__SSP3_CMD */
+						0x21a0 /* MX28_PAD_SSP3_MISO__SSP3_D0 */
+						0x21b0 /* MX28_PAD_SSP3_SS0__SSP3_D3 */
+					>;
+					fsl,drive-strength = <1>;
+					fsl,voltage = <1>;
+					fsl,pull-up = <1>;
+				};
 			};
 
 			digctl at 8001c000 {
-- 
1.7.10.4