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-rw-r--r--arch/arm/mach-mx23/mx23evk_pins.c939
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diff --git a/arch/arm/mach-mx23/mx23evk_pins.c b/arch/arm/mach-mx23/mx23evk_pins.c
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+++ b/arch/arm/mach-mx23/mx23evk_pins.c
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+/*
+ * Copyright (C) 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+
+#include <mach/pinctrl.h>
+
+#include "mx23_pins.h"
+
+static struct pin_desc mx23evk_fixed_pins[] = {
+ {
+ .name = "DUART.RX",
+ .id = PINID_PWM0,
+ .fun = PIN_FUN3,
+ },
+ {
+ .name = "DUART.TX",
+ .id = PINID_PWM1,
+ .fun = PIN_FUN3,
+ },
+#ifdef CONFIG_MXS_AUART1_DEVICE_ENABLE
+ {
+ .name = "AUART1.RX",
+ .id = PINID_AUART1_RX,
+ .fun = PIN_FUN1,
+ },
+ {
+ .name = "AUART1.TX",
+ .id = PINID_AUART1_TX,
+ .fun = PIN_FUN1,
+ },
+ {
+ .name = "AUART1.CTS",
+ .id = PINID_AUART1_CTS,
+ .fun = PIN_FUN1,
+ },
+ {
+ .name = "AUART1.RTS",
+ .id = PINID_AUART1_RTS,
+ .fun = PIN_FUN1,
+ },
+#endif
+
+#ifdef CONFIG_MXS_AUART2_DEVICE_ENABLE
+ {
+ .name = "AUART2.RX",
+ .id = PINID_GPMI_D14,
+ .fun = PIN_FUN2,
+ },
+ {
+ .name = "AUART2.TX",
+ .id = PINID_GPMI_D15,
+ .fun = PIN_FUN2,
+ },
+ {
+ .name = "AUART2.CTS",
+ .id = PINID_ROTARYB,
+ .fun = PIN_FUN2,
+ },
+ {
+ .name = "AUART2.RTS",
+ .id = PINID_ROTARYA,
+ .fun = PIN_FUN2,
+ },
+#endif
+#if defined(CONFIG_I2C_MXS) || \
+ defined(CONFIG_I2C_MXS_MODULE)
+ {
+ .name = "I2C_SCL",
+ .id = PINID_I2C_SCL,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "I2C_SDA",
+ .id = PINID_I2C_SDA,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+#endif
+#if defined(CONFIG_FB_MXS) || defined(CONFIG_FB_MXS_MODULE)
+ {
+ .name = "LCD_D00",
+ .id = PINID_LCD_D00,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D01",
+ .id = PINID_LCD_D01,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D02",
+ .id = PINID_LCD_D02,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D03",
+ .id = PINID_LCD_D03,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D04",
+ .id = PINID_LCD_D04,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D05",
+ .id = PINID_LCD_D05,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D06",
+ .id = PINID_LCD_D06,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D07",
+ .id = PINID_LCD_D07,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D08",
+ .id = PINID_LCD_D08,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D09",
+ .id = PINID_LCD_D09,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D10",
+ .id = PINID_LCD_D10,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D11",
+ .id = PINID_LCD_D11,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D12",
+ .id = PINID_LCD_D12,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D13",
+ .id = PINID_LCD_D13,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D14",
+ .id = PINID_LCD_D14,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D15",
+ .id = PINID_LCD_D15,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D16",
+ .id = PINID_LCD_D16,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D17",
+ .id = PINID_LCD_D17,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D18",
+ .id = PINID_GPMI_D08,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D19",
+ .id = PINID_GPMI_D09,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D20",
+ .id = PINID_GPMI_D10,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D21",
+ .id = PINID_GPMI_D11,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D22",
+ .id = PINID_GPMI_D12,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_D23",
+ .id = PINID_GPMI_D13,
+ .fun = PIN_FUN2,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_RESET",
+ .id = PINID_LCD_RESET,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_VSYNC",
+ .id = PINID_LCD_VSYNC,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_HSYNC",
+ .id = PINID_LCD_HSYNC,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_ENABLE",
+ .id = PINID_LCD_ENABLE,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_DOTCLK",
+ .id = PINID_LCD_DOTCK,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "LCD_BACKLIGHT",
+ .id = PINID_PWM2,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+#endif
+
+#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)
+ {
+ .name = "ENET0_MDC",
+ .id = PINID_ENET0_MDC,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_MDIO",
+ .id = PINID_ENET0_MDIO,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_RX_EN",
+ .id = PINID_ENET0_RX_EN,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_RXD0",
+ .id = PINID_ENET0_RXD0,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_RXD1",
+ .id = PINID_ENET0_RXD1,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_TX_EN",
+ .id = PINID_ENET0_TX_EN,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_TXD0",
+ .id = PINID_ENET0_TXD0,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET0_TXD1",
+ .id = PINID_ENET0_TXD1,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "ENET_CLK",
+ .id = PINID_ENET_CLK,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+#endif
+#if defined(CONFIG_USB_OTG)
+ {
+ .name = "USB_OTG_ID",
+ .id = PINID_ROTARYA,
+ .fun = PIN_GPIO,
+ .pull = 1,
+ .pullup = 1,
+ .voltage = PAD_3_3V,
+ },
+#endif
+#if defined(CONFIG_SND_SOC_MXS_SPDIF) || \
+ defined(CONFIG_SND_SOC_MXS_SPDIF_MODULE)
+ {
+ .name = "SPDIF",
+ .id = PINID_ROTARYA,
+ .fun = PIN_FUN3,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+#endif
+
+#if defined(CONFIG_MTD_NAND_GPMI_NFC) || \
+ defined(CONFIG_MTD_NAND_GPMI_NFC_MODULE)
+ {
+ .name = "GPMI D0",
+ .id = PINID_GPMI_D00,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D1",
+ .id = PINID_GPMI_D01,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D2",
+ .id = PINID_GPMI_D02,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D3",
+ .id = PINID_GPMI_D03,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D4",
+ .id = PINID_GPMI_D04,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D5",
+ .id = PINID_GPMI_D05,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D6",
+ .id = PINID_GPMI_D06,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI D7",
+ .id = PINID_GPMI_D07,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI CLE",
+ .id = PINID_GPMI_CLE,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI ALE",
+ .id = PINID_GPMI_ALE,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI WPN-",
+ .id = PINID_GPMI_WPN,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI WR-",
+ .id = PINID_GPMI_WRN,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI RD-",
+ .id = PINID_GPMI_RDN,
+ .fun = PIN_FUN1,
+ .strength = PAD_12MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI RDY0",
+ .id = PINID_GPMI_RDY0,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI RDY1",
+ .id = PINID_GPMI_RDY1,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI CE0-",
+ .id = PINID_GPMI_CE0N,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+ {
+ .name = "GPMI CE1-",
+ .id = PINID_GPMI_CE1N,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = !0
+ },
+#endif
+
+};
+
+#if defined(CONFIG_MMC_MXS) || defined(CONFIG_MMC_MXS_MODULE)
+static struct pin_desc mx23evk_mmc_pins[] = {
+ /* Configurations of SSP0 SD/MMC port pins */
+ {
+ .name = "SSP1_DATA0",
+ .id = PINID_SSP1_DATA0,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SSP1_DATA1",
+ .id = PINID_SSP1_DATA1,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SSP1_DATA2",
+ .id = PINID_SSP1_DATA2,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SSP1_DATA3",
+ .id = PINID_SSP1_DATA3,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SSP1_CMD",
+ .id = PINID_SSP1_CMD,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 1,
+ .drive = 1,
+ .pull = 1,
+ },
+ {
+ .name = "SSP1_DETECT",
+ .id = PINID_SSP1_DETECT,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = 1,
+ .pull = 0,
+ },
+ {
+ .name = "SSP1_SCK",
+ .id = PINID_SSP1_SCK,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .pullup = 0,
+ .drive = 1,
+ .pull = 0,
+ },
+};
+#endif
+
+#if defined(CONFIG_SPI_MXS) || defined(CONFIG_SPI_MXS_MODULE)
+static struct pin_desc mx23evk_spi_pins[] = {
+ {
+ .name = "SSP1_DATA0",
+ .id = PINID_SSP1_DATA0,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "SSP1_DATA3",
+ .id = PINID_SSP1_DATA3,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "SSP1_CMD",
+ .id = PINID_SSP1_CMD,
+ .fun = PIN_FUN1,
+ .strength = PAD_4MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+ {
+ .name = "SSP1_SCK",
+ .id = PINID_SSP1_SCK,
+ .fun = PIN_FUN1,
+ .strength = PAD_8MA,
+ .voltage = PAD_3_3V,
+ .drive = 1,
+ },
+};
+#endif
+
+
+static void mxs_request_pins(struct pin_desc *pins, int nr)
+{
+ int i;
+ struct pin_desc *pin;
+
+ /* configure the pins */
+ for (i = 0; i < nr; i++) {
+ pin = &pins[i];
+ if (pin->fun == PIN_GPIO)
+ gpio_request(MXS_PIN_TO_GPIO(pin->id), pin->name);
+ else
+ mxs_request_pin(pin->id, pin->fun, pin->name);
+ if (pin->drive) {
+ mxs_set_strength(pin->id, pin->strength, pin->name);
+ mxs_set_voltage(pin->id, pin->voltage, pin->name);
+ }
+ if (pin->pull)
+ mxs_set_pullup(pin->id, pin->pullup, pin->name);
+ if (pin->fun == PIN_GPIO) {
+ if (pin->output)
+ gpio_direction_output(MXS_PIN_TO_GPIO(pin->id),
+ pin->data);
+ else
+ gpio_direction_input(MXS_PIN_TO_GPIO(pin->id));
+ }
+ }
+}
+
+static void mxs_release_pins(struct pin_desc *pins, int nr)
+{
+ int i;
+ struct pin_desc *pin;
+
+ /* release the pins */
+ for (i = 0; i < nr; i++) {
+ pin = &pins[i];
+ if (pin->fun == PIN_GPIO)
+ gpio_free(MXS_PIN_TO_GPIO(pin->id));
+ else
+ mxs_release_pin(pin->id, pin->name);
+ }
+}
+
+#if defined(CONFIG_MXC_MMA7450) || defined(CONFIG_MXC_MMA7450_MODULE)
+int mx23evk_mma7450_pin_init(void)
+{
+ /* intr */
+ gpio_request(MXS_PIN_TO_GPIO(PINID_GPMI_D14), "MMA7450_INTR1");
+ gpio_direction_input(MXS_PIN_TO_GPIO(PINID_GPMI_D14));
+ gpio_request(MXS_PIN_TO_GPIO(PINID_GPMI_D15), "MMA7450_INTR2");
+ gpio_direction_input(MXS_PIN_TO_GPIO(PINID_GPMI_D15));
+ return 0;
+}
+int mx23evk_mma7450_pin_release(void)
+{
+ return 0;
+}
+#else
+int mx23evk_mma7450_pin_init(void)
+{
+ return 0;
+}
+int mx23evk_mma7450_pin_release(void)
+{
+ return 0;
+}
+#endif
+
+#if defined(CONFIG_MMC_MXS) || defined(CONFIG_MMC_MXS_MODULE)
+#define MMC0_POWER MXS_PIN_TO_GPIO(PINID_PWM3)
+#define MMC0_WP MXS_PIN_TO_GPIO(PINID_PWM4)
+
+int mxs_mmc_get_wp_mmc0(void)
+{
+ return gpio_get_value(MMC0_WP);
+}
+
+int mxs_mmc_hw_init_mmc0(void)
+{
+ int ret = 0;
+
+ mxs_request_pins(mx23evk_mmc_pins, ARRAY_SIZE(mx23evk_mmc_pins));
+
+ /* Configure write protect GPIO pin */
+ ret = gpio_request(MMC0_WP, "mmc0_wp");
+ if (ret) {
+ pr_err("wp\n");
+ goto out_wp;
+ }
+ gpio_set_value(MMC0_WP, 0);
+ gpio_direction_input(MMC0_WP);
+
+ /* Configure POWER pin as gpio to drive power to MMC slot */
+ ret = gpio_request(MMC0_POWER, "mmc0_power");
+ if (ret) {
+ pr_err("power\n");
+ goto out_power;
+ }
+ gpio_direction_output(MMC0_POWER, 0);
+ mdelay(100);
+
+ return 0;
+
+out_power:
+ gpio_free(MMC0_WP);
+out_wp:
+ mxs_release_pins(mx23evk_mmc_pins, ARRAY_SIZE(mx23evk_mmc_pins));
+ return ret;
+}
+
+void mxs_mmc_hw_release_mmc0(void)
+{
+ gpio_free(MMC0_POWER);
+ gpio_free(MMC0_WP);
+
+ mxs_release_pins(mx23evk_mmc_pins, ARRAY_SIZE(mx23evk_mmc_pins));
+}
+
+void mxs_mmc_cmd_pullup_mmc0(int enable)
+{
+ mxs_set_pullup(PINID_SSP1_CMD, enable, "mmc0_cmd");
+}
+#else
+int mxs_mmc_get_wp_mmc0(void)
+{
+ return 0;
+}
+int mxs_mmc_hw_init_mmc0(void)
+{
+ return 0;
+}
+
+void mxs_mmc_hw_release_mmc0(void)
+{
+}
+
+void mxs_mmc_cmd_pullup_mmc0(int enable)
+{
+}
+#endif
+
+#if defined(CONFIG_ENC28J60) || defined(CONFIG_ENC28J60_MODULE)
+int mxs_spi_enc_pin_init(void)
+{
+ unsigned gpio = MXS_PIN_TO_GPIO(PINID_SSP1_DATA1);
+
+ mxs_request_pins(mx23evk_spi_pins, ARRAY_SIZE(mx23evk_spi_pins));
+
+ gpio_request(gpio, "ENC28J60_INTR");
+ gpio_direction_input(gpio);
+ set_irq_type(gpio_to_irq(gpio), IRQ_TYPE_EDGE_FALLING);
+
+ return 0;
+}
+int mxs_spi_enc_pin_release(void)
+{
+ unsigned gpio = MXS_PIN_TO_GPIO(PINID_SSP1_DATA1);
+
+
+ gpio_free(gpio);
+ set_irq_type(gpio_to_irq(gpio), IRQ_TYPE_NONE);
+
+ /* release the pins */
+ mxs_release_pins(mx23evk_spi_pins, ARRAY_SIZE(mx23evk_spi_pins));
+
+ return 0;
+}
+#else
+int mxs_spi_enc_pin_init(void)
+{
+ return 0;
+}
+int mxs_spi_enc_pin_release(void)
+{
+ return 0;
+}
+#endif
+
+#if defined(CONFIG_FEC) || defined(CONFIG_FEC_MODULE)
+int mx23evk_enet_gpio_init(void)
+{
+ /* pwr */
+ gpio_request(MXS_PIN_TO_GPIO(PINID_SSP1_DATA3), "ENET_PWR");
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_SSP1_DATA3), 0);
+
+ /* reset phy */
+ gpio_request(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), "PHY_RESET");
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), 0);
+ gpio_direction_output(MXS_PIN_TO_GPIO(PINID_ENET0_RX_CLK), 1);
+
+ return 0;
+}
+#else
+int mx23evk_enet_gpio_init(void)
+{
+ return 0;
+}
+#endif
+
+void __init mx23evk_pins_init(void)
+{
+ mxs_request_pins(mx23evk_fixed_pins, ARRAY_SIZE(mx23evk_fixed_pins));
+}
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-23 03:57:08 +0000