+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
- *
- * Author: Fabio Estevam <fabio.estevam@freescale.com>
- */
-
-/*
- * This machine is known as:
- * - i.MX27 3-Stack Development System
- * - i.MX27 Platform Development Kit (i.MX27 PDK)
- */
-
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <linux/gpio/machine.h>
-#include <linux/irq.h>
-#include <linux/usb/otg.h>
-#include <linux/usb/ulpi.h>
-#include <linux/delay.h>
-#include <linux/mfd/mc13783.h>
-#include <linux/spi/spi.h>
-#include <linux/regulator/machine.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/time.h>
-
-#include "3ds_debugboard.h"
-#include "common.h"
-#include "devices-imx27.h"
-#include "ehci.h"
-#include "hardware.h"
-#include "iomux-mx27.h"
-#include "ulpi.h"
-
-#define SD1_EN_GPIO IMX_GPIO_NR(2, 25)
-#define OTG_PHY_RESET_GPIO IMX_GPIO_NR(2, 23)
-#define SPI2_SS0 IMX_GPIO_NR(4, 21)
-#define PMIC_INT IMX_GPIO_NR(3, 14)
-#define SPI1_SS0 IMX_GPIO_NR(4, 28)
-#define SD1_CD IMX_GPIO_NR(2, 26)
-#define LCD_RESET IMX_GPIO_NR(1, 3)
-#define LCD_ENABLE IMX_GPIO_NR(1, 31)
-
-static const int mx27pdk_pins[] __initconst = {
- /* UART1 */
- PE12_PF_UART1_TXD,
- PE13_PF_UART1_RXD,
- PE14_PF_UART1_CTS,
- PE15_PF_UART1_RTS,
- /* FEC */
- PD0_AIN_FEC_TXD0,
- PD1_AIN_FEC_TXD1,
- PD2_AIN_FEC_TXD2,
- PD3_AIN_FEC_TXD3,
- PD4_AOUT_FEC_RX_ER,
- PD5_AOUT_FEC_RXD1,
- PD6_AOUT_FEC_RXD2,
- PD7_AOUT_FEC_RXD3,
- PD8_AF_FEC_MDIO,
- PD9_AIN_FEC_MDC,
- PD10_AOUT_FEC_CRS,
- PD11_AOUT_FEC_TX_CLK,
- PD12_AOUT_FEC_RXD0,
- PD13_AOUT_FEC_RX_DV,
- PD14_AOUT_FEC_RX_CLK,
- PD15_AOUT_FEC_COL,
- PD16_AIN_FEC_TX_ER,
- PF23_AIN_FEC_TX_EN,
- /* SDHC1 */
- PE18_PF_SD1_D0,
- PE19_PF_SD1_D1,
- PE20_PF_SD1_D2,
- PE21_PF_SD1_D3,
- PE22_PF_SD1_CMD,
- PE23_PF_SD1_CLK,
- SD1_EN_GPIO | GPIO_GPIO | GPIO_OUT,
- /* OTG */
- OTG_PHY_RESET_GPIO | GPIO_GPIO | GPIO_OUT,
- PC7_PF_USBOTG_DATA5,
- PC8_PF_USBOTG_DATA6,
- PC9_PF_USBOTG_DATA0,
- PC10_PF_USBOTG_DATA2,
- PC11_PF_USBOTG_DATA1,
- PC12_PF_USBOTG_DATA4,
- PC13_PF_USBOTG_DATA3,
- PE0_PF_USBOTG_NXT,
- PE1_PF_USBOTG_STP,
- PE2_PF_USBOTG_DIR,
- PE24_PF_USBOTG_CLK,
- PE25_PF_USBOTG_DATA7,
- /* CSPI1 */
- PD31_PF_CSPI1_MOSI,
- PD30_PF_CSPI1_MISO,
- PD29_PF_CSPI1_SCLK,
- PD25_PF_CSPI1_RDY,
- SPI1_SS0 | GPIO_GPIO | GPIO_OUT,
- /* CSPI2 */
- PD22_PF_CSPI2_SCLK,
- PD23_PF_CSPI2_MISO,
- PD24_PF_CSPI2_MOSI,
- SPI2_SS0 | GPIO_GPIO | GPIO_OUT,
- /* I2C1 */
- PD17_PF_I2C_DATA,
- PD18_PF_I2C_CLK,
- /* PMIC INT */
- PMIC_INT | GPIO_GPIO | GPIO_IN,
- /* LCD */
- PA5_PF_LSCLK,
- PA6_PF_LD0,
- PA7_PF_LD1,
- PA8_PF_LD2,
- PA9_PF_LD3,
- PA10_PF_LD4,
- PA11_PF_LD5,
- PA12_PF_LD6,
- PA13_PF_LD7,
- PA14_PF_LD8,
- PA15_PF_LD9,
- PA16_PF_LD10,
- PA17_PF_LD11,
- PA18_PF_LD12,
- PA19_PF_LD13,
- PA20_PF_LD14,
- PA21_PF_LD15,
- PA22_PF_LD16,
- PA23_PF_LD17,
- PA28_PF_HSYNC,
- PA29_PF_VSYNC,
- PA30_PF_CONTRAST,
- LCD_ENABLE | GPIO_GPIO | GPIO_OUT,
- LCD_RESET | GPIO_GPIO | GPIO_OUT,
- /* SSI4 */
- PC16_PF_SSI4_FS,
- PC17_PF_SSI4_RXD,
- PC18_PF_SSI4_TXD,
- PC19_PF_SSI4_CLK,
-};
-
-static const struct imxuart_platform_data uart_pdata __initconst = {
- .flags = IMXUART_HAVE_RTSCTS,
-};
-
-/*
- * Matrix keyboard
- */
-
-static const uint32_t mx27_3ds_keymap[] = {
- KEY(0, 0, KEY_UP),
- KEY(0, 1, KEY_DOWN),
- KEY(1, 0, KEY_RIGHT),
- KEY(1, 1, KEY_LEFT),
- KEY(1, 2, KEY_ENTER),
- KEY(2, 0, KEY_F6),
- KEY(2, 1, KEY_F8),
- KEY(2, 2, KEY_F9),
- KEY(2, 3, KEY_F10),
-};
-
-static const struct matrix_keymap_data mx27_3ds_keymap_data __initconst = {
- .keymap = mx27_3ds_keymap,
- .keymap_size = ARRAY_SIZE(mx27_3ds_keymap),
-};
-
-static int mx27_3ds_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
- void *data)
-{
- return request_irq(gpio_to_irq(SD1_CD), detect_irq,
- IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, "sdhc1-card-detect", data);
-}
-
-static void mx27_3ds_sdhc1_exit(struct device *dev, void *data)
-{
- free_irq(gpio_to_irq(SD1_CD), data);
-}
-
-static const struct imxmmc_platform_data sdhc1_pdata __initconst = {
- .init = mx27_3ds_sdhc1_init,
- .exit = mx27_3ds_sdhc1_exit,
-};
-
-static void mx27_3ds_sdhc1_enable_level_translator(void)
-{
- /* Turn on TXB0108 OE pin */
- gpio_request(SD1_EN_GPIO, "sd1_enable");
- gpio_direction_output(SD1_EN_GPIO, 1);
-}
-
-
-static int otg_phy_init(void)
-{
- gpio_request(OTG_PHY_RESET_GPIO, "usb-otg-reset");
- gpio_direction_output(OTG_PHY_RESET_GPIO, 0);
- mdelay(1);
- gpio_set_value(OTG_PHY_RESET_GPIO, 1);
- return 0;
-}
-
-static int mx27_3ds_otg_init(struct platform_device *pdev)
-{
- return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
-}
-
-static struct mxc_usbh_platform_data otg_pdata __initdata = {
- .init = mx27_3ds_otg_init,
- .portsc = MXC_EHCI_MODE_ULPI,
-};
-
-static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
- .operating_mode = FSL_USB2_DR_DEVICE,
- .phy_mode = FSL_USB2_PHY_ULPI,
-};
-
-static bool otg_mode_host __initdata;
-
-static int __init mx27_3ds_otg_mode(char *options)
-{
- if (!strcmp(options, "host"))
- otg_mode_host = true;
- else if (!strcmp(options, "device"))
- otg_mode_host = false;
- else
- pr_info("otg_mode neither \"host\" nor \"device\". "
- "Defaulting to device\n");
- return 1;
-}
-__setup("otg_mode=", mx27_3ds_otg_mode);
-
-/* Regulators */
-static struct regulator_init_data gpo_init = {
- .constraints = {
- .boot_on = 1,
- .always_on = 1,
- }
-};
-
-static struct regulator_consumer_supply vmmc1_consumers[] = {
- REGULATOR_SUPPLY("vcore", "spi0.0"),
-};
-
-static struct regulator_init_data vmmc1_init = {
- .constraints = {
- .min_uV = 2800000,
- .max_uV = 2800000,
- .apply_uV = 1,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS,
- },
- .num_consumer_supplies = ARRAY_SIZE(vmmc1_consumers),
- .consumer_supplies = vmmc1_consumers,
-};
-
-static struct regulator_consumer_supply vgen_consumers[] = {
- REGULATOR_SUPPLY("vdd", "spi0.0"),
-};
-
-static struct regulator_init_data vgen_init = {
- .constraints = {
- .min_uV = 1800000,
- .max_uV = 1800000,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
- },
- .num_consumer_supplies = ARRAY_SIZE(vgen_consumers),
- .consumer_supplies = vgen_consumers,
-};
-
-static struct mc13xxx_regulator_init_data mx27_3ds_regulators[] = {
- {
- .id = MC13783_REG_VMMC1,
- .init_data = &vmmc1_init,
- }, {
- .id = MC13783_REG_VGEN,
- .init_data = &vgen_init,
- }, {
- .id = MC13783_REG_GPO1, /* Turn on 1.8V */
- .init_data = &gpo_init,
- }, {
- .id = MC13783_REG_GPO3, /* Turn on 3.3V */
- .init_data = &gpo_init,
- },
-};
-
-/* MC13783 */
-static struct mc13xxx_codec_platform_data mx27_3ds_codec = {
- .dac_ssi_port = MC13783_SSI1_PORT,
- .adc_ssi_port = MC13783_SSI1_PORT,
-};
-
-static struct mc13xxx_platform_data mc13783_pdata = {
- .regulators = {
- .regulators = mx27_3ds_regulators,
- .num_regulators = ARRAY_SIZE(mx27_3ds_regulators),
-
- },
- .flags = MC13XXX_USE_TOUCHSCREEN | MC13XXX_USE_RTC |
- MC13XXX_USE_CODEC,
- .codec = &mx27_3ds_codec,
-};
-
-static struct imx_ssi_platform_data mx27_3ds_ssi_pdata = {
- .flags = IMX_SSI_DMA | IMX_SSI_NET,
-};
-
-/* SPI */
-static struct gpiod_lookup_table mx27_spi1_gpiod_table = {
- .dev_id = "imx27-cspi.0", /* Actual device name for spi1 */
- .table = {
- /*
- * The i.MX27 has the i.MX21 GPIO controller, the SPI1 CS GPIO
- * SPI1_SS0 is numbered IMX_GPIO_NR(4, 28).
- *
- * This is in "bank 4" which is subtracted by one in the macro
- * so this is actually bank 3 on "imx21-gpio.3".
- */
- GPIO_LOOKUP_IDX("imx21-gpio.3", 28, "cs", 0, GPIO_ACTIVE_LOW),
- { },
- },
-};
-
-static struct gpiod_lookup_table mx27_spi2_gpiod_table = {
- .dev_id = "imx27-cspi.1", /* Actual device name for spi2 */
- .table = {
- /*
- * The i.MX27 has the i.MX21 GPIO controller, the SPI2 CS GPIO
- * SPI2_SS0 is numbered IMX_GPIO_NR(4, 21).
- *
- * This is in "bank 4" which is subtracted by one in the macro
- * so this is actually bank 3 on "imx21-gpio.3".
- */
- GPIO_LOOKUP_IDX("imx21-gpio.3", 21, "cs", 0, GPIO_ACTIVE_LOW),
- { },
- },
-};
-
-static struct imx_fb_videomode mx27_3ds_modes[] = {
- { /* 480x640 @ 60 Hz */
- .mode = {
- .name = "Epson-VGA",
- .refresh = 60,
- .xres = 480,
- .yres = 640,
- .pixclock = 41701,
- .left_margin = 20,
- .right_margin = 41,
- .upper_margin = 10,
- .lower_margin = 5,
- .hsync_len = 20,
- .vsync_len = 10,
- .sync = FB_SYNC_OE_ACT_HIGH |
- FB_SYNC_CLK_INVERT,
- .vmode = FB_VMODE_NONINTERLACED,
- .flag = 0,
- },
- .bpp = 16,
- .pcr = 0xFAC08B82,
- },
-};
-
-static const struct imx_fb_platform_data mx27_3ds_fb_data __initconst = {
- .mode = mx27_3ds_modes,
- .num_modes = ARRAY_SIZE(mx27_3ds_modes),
- .pwmr = 0x00A903FF,
- .lscr1 = 0x00120300,
- .dmacr = 0x00020010,
-};
-
-/* LCD */
-static struct gpiod_lookup_table mx27_3ds_lcd_gpiod_table = {
- .dev_id = "spi0.0", /* Bus 0 chipselect 0 */
- .table = {
- /*
- * The i.MX27 has the i.MX21 GPIO controller, the GPIOs
- * numbered IMX_GPIO_NR(1, 3) and IMX_GPIO_NR(1, 31)
- * are in "bank 1" which is subtracted by one in the macro
- * so these are actually bank 0 on "imx21-gpio.0".
- */
- GPIO_LOOKUP("imx21-gpio.0", 3, "reset", GPIO_ACTIVE_HIGH),
- GPIO_LOOKUP("imx21-gpio.0", 31, "enable", GPIO_ACTIVE_HIGH),
- { },
- },
-};
-
-static struct spi_board_info mx27_3ds_spi_devs[] __initdata = {
- {
- .modalias = "mc13783",
- .max_speed_hz = 1000000,
- .bus_num = 1,
- .chip_select = 0, /* SS0 */
- .platform_data = &mc13783_pdata,
- /* irq number is run-time assigned */
- .mode = SPI_CS_HIGH,
- }, {
- .modalias = "l4f00242t03",
- .max_speed_hz = 5000000,
- .bus_num = 0,
- .chip_select = 0, /* SS0 */
- },
-};
-
-static const struct imxi2c_platform_data mx27_3ds_i2c0_data __initconst = {
- .bitrate = 100000,
-};
-
-static void __init mx27pdk_init(void)
-{
- imx27_soc_init();
-
- mxc_gpio_setup_multiple_pins(mx27pdk_pins, ARRAY_SIZE(mx27pdk_pins),
- "mx27pdk");
- imx27_add_imx_uart0(&uart_pdata);
- imx27_add_fec(NULL);
- imx27_add_imx_keypad(&mx27_3ds_keymap_data);
- imx27_add_imx2_wdt();
-
- imx27_add_spi_imx1(&mx27_spi2_gpiod_table);
- imx27_add_spi_imx0(&mx27_spi1_gpiod_table);
-
- imx27_add_imx_i2c(0, &mx27_3ds_i2c0_data);
- imx27_add_imx_fb(&mx27_3ds_fb_data);
-
- imx27_add_imx_ssi(0, &mx27_3ds_ssi_pdata);
-}
-
-static void __init mx27pdk_late_init(void)
-{
- mx27_3ds_sdhc1_enable_level_translator();
- imx27_add_mxc_mmc(0, &sdhc1_pdata);
-
- otg_phy_init();
-
- if (otg_mode_host) {
- otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
- ULPI_OTG_DRVVBUS_EXT);
-
- if (otg_pdata.otg)
- imx27_add_mxc_ehci_otg(&otg_pdata);
- }
-
- if (!otg_mode_host)
- imx27_add_fsl_usb2_udc(&otg_device_pdata);
-
- gpiod_add_lookup_table(&mx27_3ds_lcd_gpiod_table);
- mx27_3ds_spi_devs[0].irq = gpio_to_irq(PMIC_INT);
- spi_register_board_info(mx27_3ds_spi_devs,
- ARRAY_SIZE(mx27_3ds_spi_devs));
-
- if (mxc_expio_init(MX27_CS5_BASE_ADDR, IMX_GPIO_NR(3, 28)))
- pr_warn("Init of the debugboard failed, all devices on the debugboard are unusable.\n");
-
-
- imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
-}
-
-static void __init mx27pdk_timer_init(void)
-{
- mx27_clocks_init(26000000);
-}
-
-MACHINE_START(MX27_3DS, "Freescale MX27PDK")
- /* maintainer: Freescale Semiconductor, Inc. */
- .atag_offset = 0x100,
- .map_io = mx27_map_io,
- .init_early = imx27_init_early,
- .init_irq = mx27_init_irq,
- .init_time = mx27pdk_timer_init,
- .init_machine = mx27pdk_init,
- .init_late = mx27pdk_late_init,
- .restart = mxc_restart,
-MACHINE_END
git.samba.org / sfrench / cifs-2.6.git / blobdiff