+++ /dev/null
-/*
- * Copyright (C) 2013 by Oliver Wendt <OW@KARO-electronics.de>
- *
- * based on: arch/arm/mach-mx6/board-mx6q_sabresd.c
- * Copyright (C) 2012 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/types.h>
-#include <linux/sched.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/init.h>
-#include <linux/input.h>
-#include <linux/nodemask.h>
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-#include <linux/fsl_devices.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/flash.h>
-#include <linux/i2c.h>
-#include <linux/ata.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/map.h>
-#include <linux/mtd/partitions.h>
-#include <linux/regulator/consumer.h>
-#include <linux/pmic_external.h>
-#include <linux/pmic_status.h>
-#include <linux/ipu.h>
-#include <linux/mxcfb.h>
-#include <linux/pwm_backlight.h>
-#include <linux/fec.h>
-#include <linux/memblock.h>
-#include <linux/gpio.h>
-#include <linux/etherdevice.h>
-#include <linux/regulator/anatop-regulator.h>
-#include <linux/regulator/consumer.h>
-#include <linux/regulator/machine.h>
-#include <linux/regulator/fixed.h>
-#include <linux/input/edt-ft5x06.h>
-#include <linux/i2c/tsc2007.h>
-
-#include <mach/common.h>
-#include <mach/hardware.h>
-#include <mach/mxc_dvfs.h>
-#include <mach/memory.h>
-#include <mach/iomux-mx6q.h>
-#include <mach/imx-uart.h>
-#include <mach/viv_gpu.h>
-#include <mach/ipu-v3.h>
-#include <mach/mxc_asrc.h>
-
-#include <asm/irq.h>
-#include <asm/setup.h>
-#include <asm/bitops.h>
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/time.h>
-
-#include "usb.h"
-#include "devices-imx6q.h"
-#include "crm_regs.h"
-#include "cpu_op-mx6.h"
-
-#define TX6_USBH1_PWR_EN IMX_GPIO_NR(3, 31)
-
-#define TX6_SD1_CD IMX_GPIO_NR(7, 2)
-#define TX6_SD2_CD IMX_GPIO_NR(7, 3)
-
-#define TX6_ECSPI1_CS0 IMX_GPIO_NR(2, 30)
-#define TX6_ECSPI1_CS1 IMX_GPIO_NR(3, 19)
-
-#define TX6_PCIE_PWR_EN IMX_GPIO_NR(3, 19)
-#define TX6_USB_OTG_PWR IMX_GPIO_NR(1, 7)
-#define TX6_USB_H1_PWR IMX_GPIO_NR(3, 31)
-#define TX6_DISP_RST_B IMX_GPIO_NR(3, 29)
-#define TX6_DISP_PWR_EN IMX_GPIO_NR(2, 31)
-
-#define TX6_FEC_PHY_RST_B IMX_GPIO_NR(7, 6)
-#define TX6_FEC_PHY_PWR_EN IMX_GPIO_NR(3, 20)
-
-/* EDT FT5X06 */
-#define EDT_FT5X06_IRQ_PIN IMX_GPIO_NR(6, 15)
-#define EDT_FT5X06_RESET_PIN IMX_GPIO_NR(2, 22)
-#define EDT_FT5X06_WAKE_PIN IMX_GPIO_NR(2, 21)
-
-#define TX6_FLEXCAN_XCVR_SW IMX_GPIO_NR(4, 21)
-#define TX6_TSC2007_PEN_GPIO IMX_GPIO_NR(3, 26)
-#define TX6_STK5_LED_GPIO IMX_GPIO_NR(2, 20)
-#define TX6_BACKLIGHT_GPIO IMX_GPIO_NR(1, 1)
-
-static struct clk *clko;
-static int enable_lcd_ldb;
-
-extern char *gp_reg_id;
-extern char *soc_reg_id;
-extern char *pu_reg_id;
-
-static const struct esdhc_platform_data mx6q_tx6_sd1_data __initconst = {
- .cd_gpio = TX6_SD1_CD,
- .wp_gpio = -EINVAL,
- .keep_power_at_suspend = 1,
- .support_8bit = 0,
- .delay_line = 0,
- .cd_type = ESDHC_CD_GPIO,
-};
-
-static const struct esdhc_platform_data mx6q_tx6_sd2_data __initconst = {
- .cd_gpio = TX6_SD2_CD,
- .wp_gpio = -EINVAL,
- .keep_power_at_suspend = 1,
- .support_8bit = 0,
- .delay_line = 0,
- .cd_type = ESDHC_CD_GPIO,
-};
-
-static iomux_v3_cfg_t tx6_gpmi_nand_pads[] __initdata = {
- MX6Q_PAD_NANDF_CLE__RAWNAND_CLE,
- MX6Q_PAD_NANDF_ALE__RAWNAND_ALE,
- MX6Q_PAD_NANDF_CS0__RAWNAND_CE0N,
- MX6Q_PAD_NANDF_RB0__RAWNAND_READY0,
- MX6Q_PAD_NANDF_D0__RAWNAND_D0,
- MX6Q_PAD_NANDF_D1__RAWNAND_D1,
- MX6Q_PAD_NANDF_D2__RAWNAND_D2,
- MX6Q_PAD_NANDF_D3__RAWNAND_D3,
- MX6Q_PAD_NANDF_D4__RAWNAND_D4,
- MX6Q_PAD_NANDF_D5__RAWNAND_D5,
- MX6Q_PAD_NANDF_D6__RAWNAND_D6,
- MX6Q_PAD_NANDF_D7__RAWNAND_D7,
- MX6Q_PAD_SD4_CMD__RAWNAND_RDN,
- MX6Q_PAD_SD4_CLK__RAWNAND_WRN,
- MX6Q_PAD_NANDF_WP_B__RAWNAND_RESETN,
-};
-
-static int __init gpmi_nand_platform_init(void)
-{
- return mxc_iomux_v3_setup_multiple_pads(tx6_gpmi_nand_pads,
- ARRAY_SIZE(tx6_gpmi_nand_pads));
-}
-
-static const struct gpmi_nand_platform_data
-mx6q_gpmi_nand_platform_data __initconst = {
- .platform_init = gpmi_nand_platform_init,
- .min_prop_delay_in_ns = 5,
- .max_prop_delay_in_ns = 9,
- .max_chip_count = 1,
- .enable_bbt = 1,
-};
-
-static const struct anatop_thermal_platform_data
- mx6q_tx6_anatop_thermal_data __initconst = {
- .name = "anatop_thermal",
-};
-
-static inline void mx6q_tx6_init_uart(void)
-{
- imx6q_add_imx_uart(0, NULL);
- imx6q_add_imx_uart(1, NULL);
- imx6q_add_imx_uart(2, NULL);
-}
-
-static int mx6q_tx6_fec_phy_init(struct phy_device *phydev)
-{
- gpio_request_one(TX6_FEC_PHY_PWR_EN, GPIOF_OUT_INIT_HIGH, "fec_phy_pwr_en");
-
- gpio_request_one(TX6_FEC_PHY_RST_B, GPIOF_OUT_INIT_LOW, "fec_phy_reset_B");
- mdelay(1);
- gpio_set_value(TX6_FEC_PHY_RST_B, 1);
-
- return 0;
-}
-
-static struct fec_platform_data fec_data __initdata = {
- .init = mx6q_tx6_fec_phy_init,
- .phy = PHY_INTERFACE_MODE_RMII,
-};
-
-static int mx6q_tx6_spi_cs[] = {
- TX6_ECSPI1_CS0,
- TX6_ECSPI1_CS1,
-};
-
-static const struct spi_imx_master mx6q_tx6_spi_data __initconst = {
- .chipselect = mx6q_tx6_spi_cs,
- .num_chipselect = ARRAY_SIZE(mx6q_tx6_spi_cs),
-};
-
-static struct spi_board_info tx6_spi_board_info[] __initdata = {
- {
- .modalias = "spidev",
- .max_speed_hz = 54000000,
- .bus_num = 0,
- .chip_select = 0,
- },
- {
- .modalias = "spidev",
- .max_speed_hz = 54000000,
- .bus_num = 0,
- .chip_select = 1,
- },
-};
-
-static struct mxc_audio_platform_data mx6_tx6_audio_data;
-
-static int mx6_tx6_sgtl5000_init(void)
-{
- int ret;
- struct clk *new_parent;
- int rate;
-
- clko = clk_get(NULL, "clko_clk");
- if (IS_ERR(clko)) {
- pr_err("can't get CLKO clock.\n");
- return PTR_ERR(clko);
- }
- new_parent = clk_get(NULL, "ahb");
- if (!IS_ERR(new_parent)) {
- ret = clk_set_parent(clko, new_parent);
- clk_put(new_parent);
- if (ret) {
- pr_err("Failed to set CLKO parent to AHB\n");
- return ret;
- }
- }
- rate = clk_round_rate(clko, 16000000);
- if (rate < 8000000 || rate > 27000000) {
- pr_err("Error:SGTL5000 mclk freq %d out of range!\n", rate);
- ret = -EINVAL;
- goto err;
- }
-
- mx6_tx6_audio_data.sysclk = 26000000;
- ret = clk_set_rate(clko, rate);
- if (ret) {
- pr_err("Failed to set CLKO rate to %u.%03uMHz\n",
- mx6_tx6_audio_data.sysclk / 1000000,
- mx6_tx6_audio_data.sysclk / 1000 % 1000);
- goto err;
- }
-
- ret = clk_enable(clko);
- if (ret) {
- pr_err("Failed to enable CLKO clock: %d\n", ret);
- goto err;
- }
-
- return 0;
-
-err:
- clk_put(clko);
- return ret;
-}
-
-static int mx6_tx6_sgtl5000_exit(void)
-{
- if (!IS_ERR(clko)) {
- clk_disable(clko);
- clk_put(clko);
- }
- return 0;
-}
-
-static struct imx_ssi_platform_data mx6_tx6_ssi_pdata = {
- .flags = IMX_SSI_DMA | IMX_SSI_SYN,
-};
-
-static struct mxc_audio_platform_data mx6_tx6_audio_data = {
- .ssi_num = 1,
- .src_port = 2,
- .ext_port = 5,
- .init = mx6_tx6_sgtl5000_init,
- .finit = mx6_tx6_sgtl5000_exit,
- .hp_gpio = -1,
-};
-
-static struct platform_device mx6_tx6_audio_device = {
- .name = "imx-sgtl5000",
-};
-
-/* Multitouch controller */
-#if defined(CONFIG_TOUCHSCREEN_EDT_FT5X06) || \
- defined(CONFIG_TOUCHSCREEN_EDT_FT5X06_MODULE)
-
-static struct edt_ft5x06_platform_data edt_ft5x06_pdata = {
- .irq_pin = EDT_FT5X06_IRQ_PIN,
- .reset_pin = EDT_FT5X06_RESET_PIN,
- /* wakeup added - thou not really implemented in driver yet */
- .wakeup_pin = EDT_FT5X06_WAKE_PIN,
-};
-
-static inline void __init imx6q_tx6_init_edt_ft5x06(void)
-{
- int ret = 0;
-
- ret = gpio_request_one(EDT_FT5X06_WAKE_PIN, GPIOF_OUT_INIT_LOW,
- "edt-ft5x06-wake_up");
- if (ret) {
- pr_err("edt-ft5x06: failed to get GPIO EDT_FT5X06_WAKE_PIN: %d\n",
- ret);
- return;
- } else {
- pr_info("edt-ft5x06: wake-up pin requesting: GPIO-%d \n",
- EDT_FT5X06_WAKE_PIN);
- }
- gpio_set_value(EDT_FT5X06_WAKE_PIN, 1);
-}
-#endif
-
-static int tx6_tsc2007_get_pendown_state(void)
-{
- return !gpio_get_value(TX6_TSC2007_PEN_GPIO);
-}
-
-static int tx6_tsc2007_plat_init(void)
-{
- return gpio_request_one(TX6_TSC2007_PEN_GPIO, GPIOF_IN, "TSC2007 PENDETECT");
-}
-
-static void tx6_tsc2007_plat_exit(void)
-{
- gpio_free(TX6_TSC2007_PEN_GPIO);
-}
-
-static struct tsc2007_platform_data tx6_tsc2007_pdata = {
- .x_plate_ohms = 480,
- .get_pendown_state = tx6_tsc2007_get_pendown_state,
- .init_platform_hw = tx6_tsc2007_plat_init,
- .exit_platform_hw = tx6_tsc2007_plat_exit,
-};
-
-static struct imxi2c_platform_data mx6q_tx6_i2c_data = {
- .bitrate = 100000,
-};
-
-static struct i2c_board_info mxc_i2c0_board_info[] __initdata = {
- {
- I2C_BOARD_INFO("ds1339", 0x68),
- },
-};
-
-static struct i2c_board_info mxc_i2c2_board_info[] __initdata = {
- {
- I2C_BOARD_INFO("sgtl5000", 0x0a),
- },
- {
- I2C_BOARD_INFO("tsc2007", 0x48),
- .platform_data = &tx6_tsc2007_pdata,
- .irq = gpio_to_irq(TX6_TSC2007_PEN_GPIO),
- },
-#if defined(CONFIG_TOUCHSCREEN_EDT_FT5X06) || \
- defined(CONFIG_TOUCHSCREEN_EDT_FT5X06_MODULE)
- {
- I2C_BOARD_INFO("edt-ft5x06", 0x38),
- .platform_data = &edt_ft5x06_pdata,
- .irq = gpio_to_irq(EDT_FT5X06_IRQ_PIN),
- },
-#endif /* EDT_FT5X06 */
-};
-
-static void imx6q_tx6_usbotg_vbus(bool on)
-{
- if (on)
- gpio_set_value(TX6_USB_OTG_PWR, 1);
- else
- gpio_set_value(TX6_USB_OTG_PWR, 0);
-}
-
-static void imx6q_tx6_usbh1_vbus(bool on)
-{
- if (on)
- gpio_set_value(TX6_USB_H1_PWR, 1);
- else
- gpio_set_value(TX6_USB_H1_PWR, 0);
-}
-
-static void __init imx6q_tx6_init_usb(void)
-{
- int ret = 0;
-
- imx_otg_base = MX6_IO_ADDRESS(MX6Q_USB_OTG_BASE_ADDR);
-
- ret = gpio_request_one(TX6_USB_OTG_PWR, GPIOF_OUT_INIT_LOW, "usb-pwr");
- if (ret) {
- pr_err("failed to get GPIO TX6_USB_OTG_PWR: %d\n",
- ret);
- return;
- }
- mx6_set_otghost_vbus_func(imx6q_tx6_usbotg_vbus);
-
- ret = gpio_request_one(TX6_USB_H1_PWR, GPIOF_OUT_INIT_LOW, "usb-h1-pwr");
- if (ret) {
- pr_err("failed to get GPIO TX6_USB_H1_PWR: %d\n",
- ret);
- return;
- }
-
- mx6_set_host1_vbus_func(imx6q_tx6_usbh1_vbus);
-}
-
-static void mx6q_tx6_flexcan_switch(int id, int enable)
-{
- static unsigned long flexcan_enable;
-
- if (id < 0 || id > 1)
- return;
- if (enable) {
- if (!flexcan_enable)
- gpio_set_value(TX6_FLEXCAN_XCVR_SW, 0);
- set_bit(id, &flexcan_enable);
- } else {
- clear_bit(id, &flexcan_enable);
- if (!flexcan_enable)
- gpio_set_value(TX6_FLEXCAN_XCVR_SW, 1);
- }
-}
-
-static void mx6q_tx6_flexcan0_switch(int enable)
-{
- mx6q_tx6_flexcan_switch(0, enable);
-}
-
-static void mx6q_tx6_flexcan1_switch(int enable)
-{
- mx6q_tx6_flexcan_switch(1, enable);
-}
-
-static const struct flexcan_platform_data
-mx6q_tx6_flexcan_pdata[] __initconst = {
- {
- .transceiver_switch = mx6q_tx6_flexcan0_switch,
- },
- {
- .transceiver_switch = mx6q_tx6_flexcan1_switch,
- },
-};
-
-static int __init tx6_flexcan_init(void)
-{
- int ret;
-
- ret = gpio_request_one(TX6_FLEXCAN_XCVR_SW, GPIOF_OUT_INIT_HIGH, "Flexcan XCVR");
- return ret;
-}
-
-static struct viv_gpu_platform_data imx6q_gpu_pdata __initdata = {
- .reserved_mem_size = SZ_128M,
-};
-
-static struct imx_asrc_platform_data imx_asrc_data = {
- .channel_bits = 4,
- .clk_map_ver = 2,
-};
-
-static struct ipuv3_fb_platform_data tx6_fb_data[] = {
- {
- .disp_dev = "lcd",
- .interface_pix_fmt = IPU_PIX_FMT_RGB24,
- .mode_str = "VGA-XGA",
- .default_bpp = 24,
- .int_clk = false,
- }, {
- .disp_dev = "ldb",
- .interface_pix_fmt = IPU_PIX_FMT_RGB666,
- .mode_str = "LDB-XGA",
- .default_bpp = 16,
- .int_clk = false,
- }, {
- .disp_dev = "ldb",
- .interface_pix_fmt = IPU_PIX_FMT_RGB666,
- .mode_str = "LDB-VGA",
- .default_bpp = 16,
- .int_clk = false,
- },
-};
-
-static struct fsl_mxc_lcd_platform_data lcdif_data = {
- .ipu_id = 0,
- .disp_id = 0,
- .default_ifmt = IPU_PIX_FMT_RGB565,
-};
-
-static struct fsl_mxc_ldb_platform_data ldb_data = {
- .ipu_id = 1,
- .disp_id = 0,
- .ext_ref = 1,
- .mode = LDB_SEP0,
- .sec_ipu_id = 1,
- .sec_disp_id = 1,
-};
-
-static struct imx_ipuv3_platform_data ipu_data[] = {
- {
- .rev = 4,
- .csi_clk[0] = "clko_clk",
- }, {
- .rev = 4,
- .csi_clk[0] = "clko_clk",
- },
-};
-
-static void tx6_suspend_enter(void)
-{
- /* suspend preparation */
- /* Disable AUX 5V */
-}
-
-static void tx6_suspend_exit(void)
-{
- /* resume restore */
- /* Enable AUX 5V */
-}
-static const struct pm_platform_data mx6q_tx6_pm_data __initconst = {
- .name = "imx_pm",
- .suspend_enter = tx6_suspend_enter,
- .suspend_exit = tx6_suspend_exit,
-};
-
-#if defined(CONFIG_SND_SOC_SGTL5000) || defined(CONFIG_SND_SOC_SGTL5000_MODULE)
-static struct regulator_consumer_supply sgtl5000_tx6_consumer_vdda = {
- .supply = "VDDA",
- .dev_name = "2-000a",
-};
-
-static struct regulator_consumer_supply sgtl5000_tx6_consumer_vddio = {
- .supply = "VDDIO",
- .dev_name = "2-000a",
-};
-
-static struct regulator_consumer_supply sgtl5000_tx6_consumer_vddd = {
- .supply = "VDDD",
- .dev_name = "2-000a",
-};
-
-static struct regulator_init_data sgtl5000_tx6_vdda_reg_initdata = {
- .num_consumer_supplies = 1,
- .consumer_supplies = &sgtl5000_tx6_consumer_vdda,
-};
-
-static struct regulator_init_data sgtl5000_tx6_vddio_reg_initdata = {
- .num_consumer_supplies = 1,
- .consumer_supplies = &sgtl5000_tx6_consumer_vddio,
-};
-
-static struct regulator_init_data sgtl5000_tx6_vddd_reg_initdata = {
- .num_consumer_supplies = 1,
- .consumer_supplies = &sgtl5000_tx6_consumer_vddd,
-};
-
-static struct fixed_voltage_config sgtl5000_tx6_vdda_reg_config = {
- .supply_name = "VDDA",
- .microvolts = 2500000,
- .gpio = -1,
- .init_data = &sgtl5000_tx6_vdda_reg_initdata,
-};
-
-static struct fixed_voltage_config sgtl5000_tx6_vddio_reg_config = {
- .supply_name = "VDDIO",
- .microvolts = 3300000,
- .gpio = -1,
- .init_data = &sgtl5000_tx6_vddio_reg_initdata,
-};
-
-static struct fixed_voltage_config sgtl5000_tx6_vddd_reg_config = {
- .supply_name = "VDDD",
- .microvolts = 1200000,
- .gpio = -1,
- .init_data = &sgtl5000_tx6_vddd_reg_initdata,
-};
-
-static struct platform_device sgtl5000_tx6_vdda_reg_devices = {
- .name = "reg-fixed-voltage",
- .id = 0,
- .dev = {
- .platform_data = &sgtl5000_tx6_vdda_reg_config,
- },
-};
-
-static struct platform_device sgtl5000_tx6_vddio_reg_devices = {
- .name = "reg-fixed-voltage",
- .id = 1,
- .dev = {
- .platform_data = &sgtl5000_tx6_vddio_reg_config,
- },
-};
-
-static struct platform_device sgtl5000_tx6_vddd_reg_devices = {
- .name = "reg-fixed-voltage",
- .id = 2,
- .dev = {
- .platform_data = &sgtl5000_tx6_vddd_reg_config,
- },
-};
-
-#endif /* CONFIG_SND_SOC_SGTL5000 */
-
-static int imx6q_init_audio(void)
-{
- mxc_register_device(&mx6_tx6_audio_device,
- &mx6_tx6_audio_data);
- imx6q_add_imx_ssi(1, &mx6_tx6_ssi_pdata);
-#if defined(CONFIG_SND_SOC_SGTL5000) || defined(CONFIG_SND_SOC_SGTL5000_MODULE)
- platform_device_register(&sgtl5000_tx6_vdda_reg_devices);
- platform_device_register(&sgtl5000_tx6_vddio_reg_devices);
- platform_device_register(&sgtl5000_tx6_vddd_reg_devices);
-#endif
- return 0;
-}
-
-static struct gpio_led tx6_gpio_leds[] = {
- {
- .name = "heartbeat",
- .gpio = TX6_STK5_LED_GPIO,
- .default_trigger = "heartbeat",
- },
-};
-
-static struct gpio_led_platform_data tx6_gpio_leds_data = {
- .leds = tx6_gpio_leds,
- .num_leds = ARRAY_SIZE(tx6_gpio_leds),
-};
-
-static struct platform_device tx6_gpio_led_device = {
- .name = "leds-gpio",
- .id = -1,
- .num_resources = 0,
- .dev = {
- .platform_data = &tx6_gpio_leds_data,
- }
-};
-
-static struct resource tx6_pwm_resource[] __initdata = {
- {
- .start = MX6Q_PWM2_BASE_ADDR,
- .end = MX6Q_PWM2_BASE_ADDR + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = MX6Q_INT_PWM2,
- .end = MX6Q_INT_PWM2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static void tx6_enable_pwm_pad(void)
-{
- mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_1__PWM2_PWMO);
-}
-
-static void tx6_disable_pwm_pad(void)
-{
- mxc_iomux_v3_setup_pad(MX6Q_PAD_GPIO_1__GPIO_1_1);
-}
-
-static const struct mxc_pwm_platform_data tx6_pwm_pdata __initconst = {
- .pwmo_invert = 1,
- .enable_pwm_pad = tx6_enable_pwm_pad,
- .disable_pwm_pad = tx6_disable_pwm_pad,
-};
-
-static struct platform_pwm_backlight_data tx6_pwm_backlight_data = {
- .pwm_id = 1,
- .max_brightness = 100,
- .dft_brightness = 100,
- .pwm_period_ns = 50000,
-};
-
-static int __init tx6_pwm_register(void)
-{
- int ret;
-
- ret = gpio_request_one(TX6_BACKLIGHT_GPIO, GPIOF_OUT_INIT_HIGH,
- "LCD Backlight");
- if (ret)
- return ret;
-
- if (!imx_add_platform_device("mxc_pwm", 1, tx6_pwm_resource,
- ARRAY_SIZE(tx6_pwm_resource),
- &tx6_pwm_pdata, sizeof(tx6_pwm_pdata)))
- goto free_gpio;
-
- if (!imx6q_add_mxc_pwm_backlight(0, &tx6_pwm_backlight_data))
- goto free_gpio;
-
- return 0;
-
-free_gpio:
- gpio_free(TX6_BACKLIGHT_GPIO);
- return ret;
-}
-
-static struct mxc_dvfs_platform_data tx6_dvfscore_data = {
-#ifdef CONFIG_MX6_INTER_LDO_BYPASS
- .reg_id = "VDDCORE",
- .soc_id = "VDDSOC",
-#else
- .reg_id = "cpu_vddgp",
- .soc_id = "cpu_vddsoc",
- .pu_id = "cpu_vddvpu",
-#endif
- .clk1_id = "cpu_clk",
- .clk2_id = "gpc_dvfs_clk",
- .gpc_cntr_offset = MXC_GPC_CNTR_OFFSET,
- .ccm_cdcr_offset = MXC_CCM_CDCR_OFFSET,
- .ccm_cacrr_offset = MXC_CCM_CACRR_OFFSET,
- .ccm_cdhipr_offset = MXC_CCM_CDHIPR_OFFSET,
- .prediv_mask = 0x1F800,
- .prediv_offset = 11,
- .prediv_val = 3,
- .div3ck_mask = 0xE0000000,
- .div3ck_offset = 29,
- .div3ck_val = 2,
- .emac_val = 0x08,
- .upthr_val = 25,
- .dnthr_val = 9,
- .pncthr_val = 33,
- .upcnt_val = 10,
- .dncnt_val = 10,
- .delay_time = 80,
-};
-
-static void __init fixup_mxc_board(struct machine_desc *desc, struct tag *tags,
- char **cmdline, struct meminfo *mi)
-{
-}
-
-static iomux_v3_cfg_t mx6q_tx6_pads[] = {
- /* AUDMUX */
- MX6Q_PAD_KEY_COL0__AUDMUX_AUD5_TXC,
- MX6Q_PAD_KEY_ROW0__AUDMUX_AUD5_TXD,
- MX6Q_PAD_KEY_COL1__AUDMUX_AUD5_TXFS,
- MX6Q_PAD_KEY_ROW1__AUDMUX_AUD5_RXD,
-
- /* CAN2 */
- MX6Q_PAD_KEY_COL4__CAN2_TXCAN,
- MX6Q_PAD_KEY_ROW4__CAN2_RXCAN,
-
- /* ECSPI1 */
- MX6Q_PAD_EIM_D16__ECSPI1_SCLK,
- MX6Q_PAD_EIM_D18__ECSPI1_MOSI,
- MX6Q_PAD_EIM_D17__ECSPI1_MISO,
-
- /* ENET */
- MX6Q_PAD_ENET_MDIO__ENET_MDIO,
- MX6Q_PAD_ENET_MDC__ENET_MDC,
- MX6Q_PAD_ENET_RXD0__ENET_RDATA_0,
- MX6Q_PAD_ENET_RXD1__ENET_RDATA_1,
- MX6Q_PAD_ENET_RX_ER__ENET_RX_ER,
- MX6Q_PAD_ENET_TX_EN__ENET_TX_EN,
- MX6Q_PAD_ENET_TXD0__ENET_TDATA_0,
- MX6Q_PAD_ENET_TXD1__ENET_TDATA_1,
- MX6Q_PAD_ENET_CRS_DV__ENET_RX_EN,
- MX6Q_PAD_RGMII_TX_CTL__ENET_RGMII_TX_CTL,
- MX6Q_PAD_ENET_REF_CLK__GPIO_1_23, /* Connected to GPIO_16 on TX6 v1 */
- MX6Q_PAD_GPIO_16__ENET_ANATOP_ETHERNET_REF_OUT,
- MX6Q_PAD_SD3_DAT4__GPIO_7_1, /* Phy Interrupt */
- MX6Q_PAD_SD3_DAT2__GPIO_7_6, /* Phy reset */
- MX6Q_PAD_EIM_D20__GPIO_3_20, /* Phy power */
-
- /* I2C1 */
- MX6Q_PAD_EIM_D21__I2C1_SCL,
- MX6Q_PAD_EIM_D28__I2C1_SDA,
-
- /* I2C3 */
- MX6Q_PAD_GPIO_3__I2C3_SCL,
- MX6Q_PAD_GPIO_6__I2C3_SDA,
-
- /* DISPLAY */
- MX6Q_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK,
- MX6Q_PAD_DI0_PIN15__IPU1_DI0_PIN15, /* DE */
- MX6Q_PAD_DI0_PIN2__IPU1_DI0_PIN2, /* HSync */
- MX6Q_PAD_DI0_PIN3__IPU1_DI0_PIN3, /* VSync */
- MX6Q_PAD_DI0_PIN4__IPU1_DI0_PIN4, /* Contrast */
- MX6Q_PAD_DISP0_DAT0__IPU1_DISP0_DAT_0,
- MX6Q_PAD_DISP0_DAT1__IPU1_DISP0_DAT_1,
- MX6Q_PAD_DISP0_DAT2__IPU1_DISP0_DAT_2,
- MX6Q_PAD_DISP0_DAT3__IPU1_DISP0_DAT_3,
- MX6Q_PAD_DISP0_DAT4__IPU1_DISP0_DAT_4,
- MX6Q_PAD_DISP0_DAT5__IPU1_DISP0_DAT_5,
- MX6Q_PAD_DISP0_DAT6__IPU1_DISP0_DAT_6,
- MX6Q_PAD_DISP0_DAT7__IPU1_DISP0_DAT_7,
- MX6Q_PAD_DISP0_DAT8__IPU1_DISP0_DAT_8,
- MX6Q_PAD_DISP0_DAT9__IPU1_DISP0_DAT_9,
- MX6Q_PAD_DISP0_DAT10__IPU1_DISP0_DAT_10,
- MX6Q_PAD_DISP0_DAT11__IPU1_DISP0_DAT_11,
- MX6Q_PAD_DISP0_DAT12__IPU1_DISP0_DAT_12,
- MX6Q_PAD_DISP0_DAT13__IPU1_DISP0_DAT_13,
- MX6Q_PAD_DISP0_DAT14__IPU1_DISP0_DAT_14,
- MX6Q_PAD_DISP0_DAT15__IPU1_DISP0_DAT_15,
- MX6Q_PAD_DISP0_DAT16__IPU1_DISP0_DAT_16,
- MX6Q_PAD_DISP0_DAT17__IPU1_DISP0_DAT_17,
- MX6Q_PAD_DISP0_DAT18__IPU1_DISP0_DAT_18,
- MX6Q_PAD_DISP0_DAT19__IPU1_DISP0_DAT_19,
- MX6Q_PAD_DISP0_DAT20__IPU1_DISP0_DAT_20,
- MX6Q_PAD_DISP0_DAT21__IPU1_DISP0_DAT_21,
- MX6Q_PAD_DISP0_DAT22__IPU1_DISP0_DAT_22,
- MX6Q_PAD_DISP0_DAT23__IPU1_DISP0_DAT_23,
- MX6Q_PAD_EIM_D29__GPIO_3_29, /* Reset */
- MX6Q_PAD_EIM_EB3__GPIO_2_31, /* Enable */
-
- /* DISP_PWM */
- MX6Q_PAD_GPIO_1__PWM2_PWMO,
-
- /* UART1 for debug */
- MX6Q_PAD_SD3_DAT7__UART1_TXD,
- MX6Q_PAD_SD3_DAT6__UART1_RXD,
- MX6Q_PAD_SD3_DAT1__UART1_RTS,
- MX6Q_PAD_SD3_DAT0__UART1_CTS,
-
- /* UART2 */
- MX6Q_PAD_SD4_DAT7__UART2_TXD,
- MX6Q_PAD_SD4_DAT4__UART2_RXD,
- MX6Q_PAD_SD4_DAT5__UART2_RTS,
- MX6Q_PAD_SD4_DAT6__UART2_CTS,
-
- /* UART3 */
- MX6Q_PAD_EIM_D24__UART3_TXD,
- MX6Q_PAD_EIM_D25__UART3_RXD,
- MX6Q_PAD_SD3_RST__UART3_RTS,
- MX6Q_PAD_SD3_DAT3__UART3_CTS,
-
- /* USBOTG ID pin */
- MX6Q_PAD_EIM_D23__GPIO_3_23,
-
- /* USB power pin */
- MX6Q_PAD_GPIO_7__GPIO_1_7,
- MX6Q_PAD_EIM_D31__GPIO_3_31,
-
- /* USB OC pin */
- MX6Q_PAD_GPIO_8__GPIO_1_8,
- MX6Q_PAD_EIM_D30__USBOH3_USBH1_OC,
-
- /* USDHC1 */
- MX6Q_PAD_SD1_CLK__USDHC1_CLK,
- MX6Q_PAD_SD1_CMD__USDHC1_CMD,
- MX6Q_PAD_SD1_DAT0__USDHC1_DAT0,
- MX6Q_PAD_SD1_DAT1__USDHC1_DAT1,
- MX6Q_PAD_SD1_DAT2__USDHC1_DAT2,
- MX6Q_PAD_SD1_DAT3__USDHC1_DAT3,
- MX6Q_PAD_SD3_CMD__GPIO_7_2, /* SD1_CD */
-
- /* USDHC2 */
- MX6Q_PAD_SD2_CLK__USDHC2_CLK,
- MX6Q_PAD_SD2_CMD__USDHC2_CMD,
- MX6Q_PAD_SD2_DAT0__USDHC2_DAT0,
- MX6Q_PAD_SD2_DAT1__USDHC2_DAT1,
- MX6Q_PAD_SD2_DAT2__USDHC2_DAT2,
- MX6Q_PAD_SD2_DAT3__USDHC2_DAT3,
- MX6Q_PAD_SD3_CLK__GPIO_7_3, /* SD2_CD */
-
- /* EDT-FT5x06 Polytouch */
-#if defined(CONFIG_TOUCHSCREEN_EDT_FT5X06) || \
- defined(CONFIG_TOUCHSCREEN_EDT_FT5X06_MODULE)
- MX6Q_PAD_NANDF_CS2__GPIO_6_15, /* IRQ */
- MX6Q_PAD_EIM_A16__GPIO_2_22, /* Reset */
- MX6Q_PAD_EIM_A17__GPIO_2_21, /* Wake-Up */
-#endif
-};
-
-#define SNVS_LPCR 0x38
-static void mx6_snvs_poweroff(void)
-{
-
- void __iomem *mx6_snvs_base = MX6_IO_ADDRESS(MX6Q_SNVS_BASE_ADDR);
- u32 value;
- value = readl(mx6_snvs_base + SNVS_LPCR);
- /*set TOP and DP_EN bit*/
- writel(value | 0x60, mx6_snvs_base + SNVS_LPCR);
-}
-
-static int __init early_enable_lcd_ldb(char *p)
-{
- enable_lcd_ldb = 1;
- return 0;
-}
-early_param("enable_lcd_ldb", early_enable_lcd_ldb);
-
-void tx6_set_system_rev(void)
-{
- void __iomem *anatop_base = ioremap(ANATOP_BASE_ADDR, SZ_4K);
- u32 sys_rev;
-
- if (anatop_base == NULL) {
- pr_err("%s: Failed to remap ANATOP_BASE\n", __func__);
- return;
- }
-
- /* Freescale's VPU code interprets the 'Revision' entry in
- * /proc/cpuinfo (populated from 'system_rev') to determine which
- * firmware version to load. On Freescale platforms this entry contains
- * a munged value comprising base board and CPU revision information.
- * Fake this entry to allow the broken Freescale VPU library to work on
- * this hardware.
- */
- sys_rev = readl(anatop_base + 0x260);
- iounmap(anatop_base);
-
- system_rev = ((sys_rev >> 16) & 0xff) << 12;
- system_rev |= ((sys_rev >> 8) & 0xff) << 4;
- system_rev += 0x10;
- system_rev |= sys_rev & 0xf;
-}
-
-/*!
- * Board specific initialization.
- */
-static void __init tx6_board_init(void)
-{
- int i;
-
- mxc_iomux_v3_setup_multiple_pads(mx6q_tx6_pads,
- ARRAY_SIZE(mx6q_tx6_pads));
-
- tx6_set_system_rev();
-
- gp_reg_id = tx6_dvfscore_data.reg_id;
- soc_reg_id = tx6_dvfscore_data.soc_id;
- pu_reg_id = tx6_dvfscore_data.pu_id;
- mx6q_tx6_init_uart();
-
- imx6q_add_ipuv3(0, &ipu_data[0]);
- if (cpu_is_mx6q()) {
- imx6q_add_ipuv3(1, &ipu_data[1]);
- for (i = 0; i < ARRAY_SIZE(tx6_fb_data); i++)
- imx6q_add_ipuv3fb(i, &tx6_fb_data[i]);
- } else
- for (i = 0; i < (ARRAY_SIZE(tx6_fb_data) + 1) / 2; i++)
- imx6q_add_ipuv3fb(i, &tx6_fb_data[i]);
-
- imx6q_add_vdoa();
- imx6q_add_lcdif(&lcdif_data);
- imx6q_add_ldb(&ldb_data);
- imx6q_add_v4l2_output(0);
- imx6q_add_imx_snvs_rtc();
- imx6q_tx6_init_edt_ft5x06();
-
- imx6q_add_imx_caam();
-
- platform_device_register(&tx6_gpio_led_device);
-
- i2c_register_board_info(0, mxc_i2c0_board_info,
- ARRAY_SIZE(mxc_i2c0_board_info));
- i2c_register_board_info(2, mxc_i2c2_board_info,
- ARRAY_SIZE(mxc_i2c2_board_info));
- imx6q_add_imx_i2c(0, &mx6q_tx6_i2c_data);
- imx6q_add_imx_i2c(2, &mx6q_tx6_i2c_data);
- /* SPI */
- spi_register_board_info(tx6_spi_board_info,
- ARRAY_SIZE(tx6_spi_board_info));
- imx6q_add_ecspi(0, &mx6q_tx6_spi_data);
-
- imx6q_add_anatop_thermal_imx(1, &mx6q_tx6_anatop_thermal_data);
- imx6_init_fec(fec_data);
- imx6q_add_pm_imx(0, &mx6q_tx6_pm_data);
-
- imx6q_add_sdhci_usdhc_imx(0, &mx6q_tx6_sd1_data);
- imx6q_add_sdhci_usdhc_imx(1, &mx6q_tx6_sd2_data);
- imx_add_viv_gpu(&imx6_gpu_data, &imx6q_gpu_pdata);
- if (tx6_flexcan_init() == 0) {
- imx6q_add_flexcan0(&mx6q_tx6_flexcan_pdata[0]);
- imx6q_add_flexcan1(&mx6q_tx6_flexcan_pdata[1]);
- } else {
- imx6q_add_flexcan1(NULL);
- }
- imx6q_tx6_init_usb();
- imx6q_add_vpu();
- imx6q_init_audio();
- imx_asrc_data.asrc_core_clk = clk_get(NULL, "asrc_clk");
- imx_asrc_data.asrc_audio_clk = clk_get(NULL, "asrc_serial_clk");
- imx6q_add_asrc(&imx_asrc_data);
-
- tx6_pwm_register();
-
- imx6q_add_otp();
- imx6q_add_viim();
- imx6q_add_imx2_wdt(0, NULL);
- imx6q_add_dma();
-
- imx6q_add_gpmi(&mx6q_gpmi_nand_platform_data);
-
- imx6q_add_dvfs_core(&tx6_dvfscore_data);
-
-#ifndef CONFIG_MX6_INTER_LDO_BYPASS
- /* mx6_cpu_regulator_init(); */
-#endif
-
- pm_power_off = mx6_snvs_poweroff;
- imx6q_add_busfreq();
-
- /* Add PCIe RC interface support */
-
- imx6_add_armpmu();
- imx6q_add_perfmon(0);
- imx6q_add_perfmon(1);
- imx6q_add_perfmon(2);
-}
-
-extern void __iomem *twd_base;
-static void __init tx6_timer_init(void)
-{
- struct clk *uart_clk;
-#ifdef CONFIG_LOCAL_TIMERS
- twd_base = ioremap(LOCAL_TWD_ADDR, SZ_256);
- BUG_ON(!twd_base);
-#endif
- mx6_clocks_init(32768, 24000000, 0, 0);
-
- uart_clk = clk_get_sys("imx-uart.0", NULL);
- early_console_setup(UART1_BASE_ADDR, uart_clk);
-}
-
-static struct sys_timer tx6_timer = {
- .init = tx6_timer_init,
-};
-
-static void __init tx6_reserve(void)
-{
-#if defined(CONFIG_MXC_GPU_VIV) || defined(CONFIG_MXC_GPU_VIV_MODULE)
- phys_addr_t phys;
-
- if (imx6q_gpu_pdata.reserved_mem_size) {
- phys = memblock_alloc_base(imx6q_gpu_pdata.reserved_mem_size,
- SZ_4K, SZ_1G);
- memblock_remove(phys, imx6q_gpu_pdata.reserved_mem_size);
- imx6q_gpu_pdata.reserved_mem_base = phys;
- }
-#endif
-}
-
-/*
- * initialize __mach_desc_TX6 data structure.
- */
-MACHINE_START(TX6, "Ka-Ro i.MX 6Quad TX6")
- /* Maintainer: Ka-Ro electronics GmbH */
- .boot_params = MX6_PHYS_OFFSET + 0x100,
- .fixup = fixup_mxc_board,
- .map_io = mx6_map_io,
- .init_irq = mx6_init_irq,
- .init_machine = tx6_board_init,
- .timer = &tx6_timer,
- .reserve = tx6_reserve,
-MACHINE_END
projects / karo-tx-linux.git / commitdiff