linux/arch/arm/boot/dts/ste-hrefv60plus.dtsi

/*
 * Copyright 2012 ST-Ericsson AB
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 or later at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

#include "ste-dbx5x0.dtsi"
#include "ste-href.dtsi"

/ {
	model = "ST-Ericsson HREF (v60+) platform with Device Tree";
	compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";

	soc {
		// External Micro SD slot
		sdi0_per1@80126000 {
			cd-gpios  = <&gpio2 31 0x4>; // 95
		};

		pinctrl {
			/*
			 * Set this up using hogs, as time goes by and as seems fit, these
			 * can be moved over to being controlled by respective device.
			 */
			pinctrl-names = "default";
			pinctrl-0 = <&ipgpio_hrefv60_mode>,
				  <&accel_hrefv60_mode>,
				  <&magneto_hrefv60_mode>,
				  <&etm_hrefv60_mode>,
				  <&nahj_hrefv60_mode>,
				  <&nfc_hrefv60_mode>,
				  <&force_hrefv60_mode>,
				  <&dipro_hrefv60_mode>,
				  <&vaudio_hf_hrefv60_mode>,
				  <&gbf_hrefv60_mode>,
				  <&hdtv_hrefv60_mode>,
				  <&touch_hrefv60_mode>;

			sdi0 {
				/* SD card detect GPIO pin, extend default state */
				sdi0_default_mode: sdi0_default {
					default_hrefv60_cfg1 {
						ste,pins = "GPIO95_E8";
						ste,config = <&gpio_in_pu>;
					};
				};
			};
			ipgpio {
				/*
				 * XENON Flashgun on image processor GPIO (controlled from image
				 * processor firmware), mux in these image processor GPIO lines 0
				 * (XENON_FLASH_ID), 1 (XENON_READY) and there is an assistant
				 * LED on IP GPIO 4 (XENON_EN2) on altfunction C, that need bias
				 * from GPIO21 so pull up 0, 1 and drive 4 and GPIO21 low as output.
				 */
				ipgpio_hrefv60_mode: ipgpio_hrefv60 {
					hrefv60_mux {
						ste,function = "ipgpio";
						ste,pins = "ipgpio0_c_1", "ipgpio1_c_1", "ipgpio4_c_1";
					};
					hrefv60_cfg1 {
						ste,pins = "GPIO6_AF6", "GPIO7_AG5";
						ste,config = <&in_pu>;
					};
					hrefv60_cfg2 {
						ste,pins = "GPIO21_AB3";
						ste,config = <&gpio_out_lo>;
					};
					hrefv60_cfg3 {
						ste,pins = "GPIO64_F3";
						ste,config = <&out_lo>;
					};
				};
			};
			accelerometer {
				accel_hrefv60_mode: accel_hrefv60 {
					/* Accelerometer interrupt lines 1 & 2 */
					hrefv60_cfg1 {
						ste,pins = "GPIO82_C1", "GPIO83_D3";
						ste,config = <&gpio_in_pu>;
					};
				};
			};
			magnetometer {
				magneto_hrefv60_mode: magneto_hrefv60 {
					/* Magnetometer uses GPIO 31 and 32, pull these up/down respectively */
					hrefv60_cfg1 {
						ste,pins = "GPIO31_V3";
						ste,config = <&gpio_in_pu>;
					};
					hrefv60_cfg2 {
						ste,pins = "GPIO32_V2";
						ste,config = <&gpio_in_pd>;
					};
				};
			};
			etm {
				/*
				 * Drive D19-D23 for the ETM PTM trace interface low,
				 * (presumably pins are unconnected therefore grounded here,
				 * the "other alt C1" setting enables these pins)
				 */
				etm_hrefv60_mode: etm_hrefv60 {
					hrefv60_cfg1 {
						ste,pins =
						"GPIO70_G5",
						"GPIO71_G4",
						"GPIO72_H4",
						"GPIO73_H3",
						"GPIO74_J3";
						ste,config = <&gpio_out_lo>;
					};
				 };
			};
			nahj {
				nahj_hrefv60_mode: nahj_hrefv60 {
					/* NAHJ CTRL on GPIO76 to low, CTRL_INV on GPIO216 to high */
					hrefv60_cfg1 {
						ste,pins = "GPIO76_J2";
						ste,config = <&gpio_out_lo>;
					};
					hrefv60_cfg2 {
						ste,pins = "GPIO216_AG12";
						ste,config = <&gpio_out_hi>;
					};
				 };
			};
			nfc {
				nfc_hrefv60_mode: nfc_hrefv60 {
					/* NFC ENA and RESET to low, pulldown IRQ line */
					hrefv60_cfg1 {
						ste,pins =
						"GPIO77_H1", /* NFC_ENA */
						"GPIO142_C11"; /* NFC_RESET */
						ste,config = <&gpio_out_lo>;
					};
					hrefv60_cfg2 {
						ste,pins = "GPIO144_B13"; /* NFC_IRQ */
						ste,config = <&gpio_in_pd>;
					};
				 };
			};
			force {
				force_hrefv60_mode: force_hrefv60 {
					hrefv60_cfg1 {
						ste,pins = "GPIO91_B6"; /* FORCE_SENSING_INT */
						ste,config = <&gpio_in_pu>;
					};
					hrefv60_cfg2 {
						ste,pins =
						"GPIO92_D6", /* FORCE_SENSING_RST */
						"GPIO97_D9"; /* FORCE_SENSING_WU */
						ste,config = <&gpio_out_lo>;
					};
				 };
			};
			dipro {
				dipro_hrefv60_mode: dipro_hrefv60 {
					hrefv60_cfg1 {
						ste,pins = "GPIO139_C9"; /* DIPRO_INT */
						ste,config = <&gpio_in_pu>;
					};
				 };
			};
			vaudio_hf {
				vaudio_hf_hrefv60_mode: vaudio_hf_hrefv60 {
					/* Audio Amplifier HF enable GPIO */
					hrefv60_cfg1 {
						ste,pins = "GPIO149_B14"; /* VAUDIO_HF_EN, enable MAX8968 */
						ste,config = <&gpio_out_hi>;
					};
				 };
			};
			gbf {
				gbf_hrefv60_mode: gbf_hrefv60 {
					/*
					 * GBF (GPS, Bluetooth, FM-radio) interface,
					 * pull low to reset state
					 */
					hrefv60_cfg1 {
						ste,pins = "GPIO171_D23"; /* GBF_ENA_RESET */
						ste,config = <&gpio_out_lo>;
					};
				 };
			};
			hdtv {
				hdtv_hrefv60_mode: hdtv_hrefv60 {
					/* MSP : HDTV INTERFACE GPIO line */
					hrefv60_cfg1 {
						ste,pins = "GPIO192_AJ27";
						ste,config = <&gpio_in_pd>;
					};
				 };
			};
			touch {
				touch_hrefv60_mode: touch_hrefv60 {
					/*
					 * Touch screen uses GPIO 143 for RST1, GPIO 146 for RST2 and
					 * GPIO 67 for interrupts. Pull-up the IRQ line and drive both
					 * reset signals low.
					 */
					hrefv60_cfg1 {
						ste,pins = "GPIO143_D12", "GPIO146_D13";
						ste,config = <&gpio_out_lo>;
					};
					hrefv60_cfg2 {
						ste,pins = "GPIO67_G2";
						ste,config = <&gpio_in_pu>;
					};
				};
			};
			mcde {
				lcd_hrefv60_mode: lcd_hrefv60 {
					/*
					 * Display Interface 1 uses GPIO 65 for RST (reset).
					 * Display Interface 2 uses GPIO 66 for RST (reset).
					 * Drive DISP1 reset high (not reset), driver DISP2 reset low (reset)
					 */
					hrefv60_cfg1 {
						ste,pins ="GPIO65_F1";
						ste,config = <&gpio_out_hi>;
					};
					hrefv60_cfg2 {
						ste,pins ="GPIO66_G3";
						ste,config = <&gpio_out_lo>;
					};
				};
			};
		};
	};
};