arm/mach-pxa/zylonite_pxa320.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * linux/arch/arm/mach-pxa/zylonite_pxa320.c
6  * PXA3xx Development Platform (aka Zylonite)
9  * 2007-08-21: eric miao <eric.miao@marvell.com>
16 #include <linux/gpio.h>
68 	GPIO36_GPIO,	/* SDATA_IN_1 but unused - configure to GPIO */
114 	GPIO31_GPIO,	/* CMD1 default as GPIO for slot 0 */
136 	MFP_PIN_GPIO72,   /* LCD_LDD_17 - ORIENT */
137 	MFP_PIN_GPIO71,   /* LCD_LDD_16 - LCDID[5] */
138 	MFP_PIN_GPIO17_2, /* LCD_BIAS   - LCDID[4] */
139 	MFP_PIN_GPIO15_2, /* LCD_LCLK   - LCDID[3] */
140 	MFP_PIN_GPIO14_2, /* LCD_FCLK   - LCDID[2] */
141 	MFP_PIN_GPIO73,   /* LCD_CS_N   - LCDID[1] */
142 	MFP_PIN_GPIO74,   /* LCD_VSYNC  - LCDID[0] */
145 	 * GPIO to avoid input level confliction with 14_2, 15_2, 17_2
155 	0xc442, /* Backlight, Pull-Up, AF2 */
163 	int i, gpio, id = 0;  in zylonite_detect_lcd_panel()  local
166 	 * as GPIO Input, DS01X, Pull Neither, Edge Clear  in zylonite_detect_lcd_panel()
175 		gpio = mfp_to_gpio(lcd_detect_pins[i]);  in zylonite_detect_lcd_panel()
176 		gpio_request(gpio, "LCD_ID_PINS");  in zylonite_detect_lcd_panel()
177 		gpio_direction_input(gpio);  in zylonite_detect_lcd_panel()
179 		if (gpio_get_value(gpio))  in zylonite_detect_lcd_panel()
181 		gpio_free(gpio);  in zylonite_detect_lcd_panel()
204 		/* GPIO pin assignment */  in zylonite_pxa320_init()