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- http://www.deyisupport.com/question_answer/dsp_arm/sitara_arm/f/25/t/46117.aspx
- /*
- * Code for AM335X EVM.
- *
- * Copyright (C) 2011 Texas Instruments, Inc. - http://www.ti.com/
- *
- * 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 version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY ofany
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
- #include <linux/kernel.h>
- #include <linux/init.h>
- #include <linux/i2c.h>
- #include <linux/module.h>
- #include <linux/i2c/at24.h>
- #include <linux/phy.h>
- #include <linux/gpio.h>
- #include <linux/spi/spi.h>
- #include <linux/spi/flash.h>
- #include <linux/gpio_keys.h>
- #include <linux/input.h>
- #include <linux/input/matrix_keypad.h>
- #include <linux/mtd/mtd.h>
- #include <linux/mtd/nand.h>
- #include <linux/mtd/partitions.h>
- #include <linux/platform_device.h>
- #include <linux/clk.h>
- #include <linux/err.h>
- #include <linux/export.h>
- #include <linux/wl12xx.h>
- #include <linux/ethtool.h>
- #include <linux/mfd/tps65910.h>
- #include <linux/mfd/tps65217.h>
- #include <linux/pwm_backlight.h>
- #include <linux/input/ti_tsc.h>
- #include <linux/platform_data/ti_adc.h>
- #include <linux/mfd/ti_tscadc.h>
- #include <linux/reboot.h>
- #include <linux/pwm/pwm.h>
- #include <linux/rtc/rtc-omap.h>
- #include <linux/opp.h>
- /* LCDcontroller is similar to DA850 */
- #include <video/da8xx-fb.h>
- #include<mach/hardware.h>
- #include <mach/board-am335xevm.h>
- #include<asm/mach-types.h>
- #include <asm/mach/arch.h>
- #include <asm/mach/map.h>
- #include <asm/hardware/asp.h>
- #include<plat/omap_device.h>
- #include <plat/omap-pm.h>
- #include <plat/irqs.h>
- #include <plat/board.h>
- #include <plat/common.h>
- #include <plat/lcdc.h>
- #include <plat/usb.h>
- #include <plat/mmc.h>
- #include <plat/emif.h>
- #include <plat/nand.h>
- #include"board-flash.h"
- #include "cpuidle33xx.h"
- #include "mux.h"
- #include "devices.h"
- #include "hsmmc.h"
- /* ConvertGPIO signal to GPIO pin number */
- #define GPIO_TO_PIN(bank, gpio) (32 * (bank) + (gpio))
- /* BBB PHYIDs */
- #define BBB_PHY_ID 0x7c0f1
- #define BBB_PHY_MASK 0xfffffffe
- /* AM335X EVMPhy ID and Debug Registers */
- #define AM335X_EVM_PHY_ID 0x4dd074
- #define AM335X_EVM_PHY_MASK 0xfffffffe
- #define AR8051_PHY_DEBUG_ADDR_REG 0x1d
- #define AR8051_PHY_DEBUG_DATA_REG 0x1e
- #define AR8051_DEBUG_RGMII_CLK_DLY_REG 0x5
- #define AR8051_RGMII_TX_CLK_DLY BIT(8)
- /*
- #define CONFIG_DH_320_240 1
- #define CONFIG_DH_480_272 2
- #define CONFIG_DH_800_480 3
- #define CONFIG_DH_800_600 4*/
- static const struct display_panel disp_panel = {
- WVGA,
- 32,
- 16,//32, --czx
- COLOR_ACTIVE,
- };
- /* LCDbacklight platform Data */
- #defineAM335X_BACKLIGHT_MAX_BRIGHTNESS 100
- #define AM335X_BACKLIGHT_DEFAULT_BRIGHTNESS 100
- #defineAM335X_PWM_PERIOD_NANO_SECONDS (5000* 10)
- static structplatform_pwm_backlight_data am335x_backlight_data0 = {
- .pwm_id ="ecap.0",
- .ch = -1,
- .lth_brightness = 21,
- .max_brightness = AM335X_BACKLIGHT_MAX_BRIGHTNESS,
- .dft_brightness = AM335X_BACKLIGHT_DEFAULT_BRIGHTNESS,
- .pwm_period_ns = AM335X_PWM_PERIOD_NANO_SECONDS,
- };
- static structplatform_pwm_backlight_data am335x_backlight_data2 = {
- .pwm_id ="ecap.2",
- .ch = -1,
- .lth_brightness = 21,
- .max_brightness = AM335X_BACKLIGHT_MAX_BRIGHTNESS,
- .dft_brightness = AM335X_BACKLIGHT_DEFAULT_BRIGHTNESS,
- .pwm_period_ns = AM335X_PWM_PERIOD_NANO_SECONDS,
- };
- static structlcd_ctrl_config lcd_cfg = {
- //#if defined(CONFIG_DH_320_240)||(CONFIG_DH_480_272)||(CONFIG_DH_800_480)||(CONFIG_DH_800_600)
- /*&disp_panel,
- .ac_bias = 255,
- .ac_bias_intrpt = 0,
- .dma_burst_sz = 16,
- .bpp = 16,//32,--czx
- .fdd = 0x80,
- .tft_alt_mode = 0,
- .stn_565_mode = 0,
- .mono_8bit_mode = 0,
- .invert_line_clock = 1,
- .invert_frm_clock = 1,
- .sync_edge = 0,
- .sync_ctrl = 1,
- .raster_order = 0,*/
- //#elif defined CONFIG_VGA
- &disp_panel,
- .ac_bias = 255,
- .ac_bias_intrpt = 0,
- .dma_burst_sz = 16,
- .bpp = 16,//32,--czx
- .fdd = 0x80,
- .tft_alt_mode = 0,
- .stn_565_mode = 0,
- .mono_8bit_mode = 0,
- .invert_line_clock = 1,
- .invert_frm_clock = 1,
- .sync_edge = 0,
- .sync_ctrl = 1,
- .raster_order = 0,
- //#endif
- };
- structda8xx_lcdc_platform_data TFC_S9700RTWV35TR_01B_pdata = {
- .manu_name = "ThreeFive",
- .controller_data = &lcd_cfg,
- .type = "TFC_S9700RTWV35TR_01B",
- };
- structda8xx_lcdc_platform_data NHD_480272MF_ATXI_pdata = {
- .manu_name = "NHD",
- .controller_data =&lcd_cfg,
- .type = "NHD-4.3-ATXI#-T-1",
- };
- // --czx
- structda8xx_lcdc_platform_data YL_LCD_pdata = {
- .manu_name = "DH",
- .controller_data =&lcd_cfg,
- #if defined (CONFIG_DH_320_240)
- .type = "YL_LCD35",
- #elif defined(CONFIG_DH_480_272)
- .type = "YL_LCD43",
- #elif defined(CONFIG_DH_800_480)
- .type = "YL_LCD70",
- #elif definedCONFIG_DH_800_600
- .type = "YL_LCD80",
- #elif definedCONFIG_VGA
- .type = "YL_VGA",
- #endif
- };
- //end
- #include "common.h"
- /* TSc controller */
- static structtsc_data am335x_touchscreen_data = {
- .wires = 4,
- .x_plate_resistance = 200,
- .steps_to_configure = 5,
- };
- static struct adc_data am335x_adc_data = {
- .adc_channels = 4,
- };
- static structmfd_tscadc_board tscadc = {
- .tsc_init = &am335x_touchscreen_data,
- .adc_init = &am335x_adc_data,
- };
- static u8am335x_evm_sk_iis_serializer_direction1[] = {
- RX_MODE, TX_MODE, INACTIVE_MODE, INACTIVE_MODE,
- INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
- INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
- INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE,
- };
- static struct snd_platform_data am335x_evm_snd_data1 = {
- .tx_dma_offset = 0x46400000, /* McASP1 */
- .rx_dma_offset = 0x46400000,
- .op_mode = DAVINCI_MCASP_IIS_MODE,
- .num_serializer =ARRAY_SIZE(am335x_evm_sk_iis_serializer_direction1),
- .tdm_slots = 2,
- .serial_dir = am335x_evm_sk_iis_serializer_direction1,
- .asp_chan_q = EVENTQ_2,
- .version = MCASP_VERSION_3,
- .txnumevt = 1,
- .rxnumevt = 1,
- .get_context_loss_count =
- omap_pm_get_dev_context_loss_count,
- };
- static structsnd_platform_data am335x_evm_sk_snd_data1 = {
- .tx_dma_offset = 0x46400000, /* McASP1 */
- .rx_dma_offset = 0x46400000,
- .op_mode = DAVINCI_MCASP_IIS_MODE,
- .num_serializer =ARRAY_SIZE(am335x_evm_sk_iis_serializer_direction1),
- .tdm_slots = 2,
- .serial_dir = am335x_evm_sk_iis_serializer_direction1,
- .asp_chan_q = EVENTQ_2,
- .version = MCASP_VERSION_3,
- .txnumevt = 1,
- .rxnumevt = 1,
- .get_context_loss_count =
- omap_pm_get_dev_context_loss_count,
- };
- static structomap2_hsmmc_info am335x_mmc[] __initdata = {
- {
- .mmc = 1,
- .caps =MMC_CAP_4_BIT_DATA,
- .gpio_cd = GPIO_TO_PIN(0,6),
- .gpio_wp =-EINVAL,//GPIO_TO_PIN(3, 18),//--czx
- .ocr_mask = MMC_VDD_32_33 |MMC_VDD_33_34, /* 3V3 */
- },
- {
- .mmc = 0, /* will be set at runtime */
- },
- {
- .mmc = 0, /* will be set at runtime */
- },
- {} /* Terminator */
- };
- #ifdefCONFIG_OMAP_MUX
- static structomap_board_mux board_mux[] __initdata = {
- /*
- * Setting SYSBOOT[5] should set xdma_event_intr0 pin to mode 3 thereby
- * allowing clkout1 to be available on xdma_event_intr0.
- * However, on some boards (like EVM-SK), SYSBOOT[5] isn't properly
- * latched.
- * To be extra cautious, setup the pin-mux manually.
- * If any modules/usecase requries it in different mode, then subsequent
- * module init call will change the mux accordingly.
- */
- AM33XX_MUX(XDMA_EVENT_INTR0, OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT),
- AM33XX_MUX(I2C0_SDA,OMAP_MUX_MODE0 | AM33XX_SLEWCTRL_SLOW |
- AM33XX_INPUT_EN |AM33XX_PIN_OUTPUT),
- AM33XX_MUX(I2C0_SCL,OMAP_MUX_MODE0 | AM33XX_SLEWCTRL_SLOW |
- AM33XX_INPUT_EN | AM33XX_PIN_OUTPUT),
- {.reg_offset = OMAP_MUX_TERMINATOR },
- };
- #else
- #define board_mux NULL
- #endif
- /* module pinmux structure */
- struct pinmux_config {
- const char *string_name; /* signal name format */
- int val; /* Options for the mux register value */
- };
- structevm_dev_cfg {
- void (*device_init)(int evm_id, int profile);
- /*
- * If the device is required on both baseboard & daughter board (ex i2c),
- * specify DEV_ON_BASEBOARD
- */
- #define DEV_ON_BASEBOARD 0
- #define DEV_ON_DGHTR_BRD 1
- u32 device_on;
- u32profile; /* Profiles (0-7) in which the module is present */
- };
- /* AM335X -CPLD Register Offsets */
- #define CPLD_DEVICE_HDR 0x00 /* CPLD Header */
- #define CPLD_DEVICE_ID 0x04 /* CPLD identification */
- #define CPLD_DEVICE_REV 0x0C/* Revision of the CPLD code */
- #define CPLD_CFG_REG 0x10 /* Configuration Register */
- static structi2c_client *cpld_client;
- static u32 am335x_evm_id;
- static struct omap_board_config_kernel am335x_evm_config[] __initdata = {
- };
- /*
- * EVM Config held in On-Board eeprom device.
- *
- * Header Format
- *
- * Name Size Contents
- * (Bytes)
- *-------------------------------------------------------------
- * Header 4 0xAA, 0x55, 0x33, 0xEE
- *
- * Board Name 8 Name for board in ASCII.
- * Example "A33515BB" = "AM335x 15x15 BaseBoard"
- *
- * Version 4 Hardware version code for board inASCII.
- * "1.0A"= rev.01.0A
- *
- * Serial Number 12 Serial number of the board. This is a 12
- * character string which is WWYY4P16nnnn, where
- * WW = 2 digit week of the year of production
- * YY = 2 digit year of production
- * nnnn = incrementing board number
- *
- * Configuration option 32 Codes(TBD) to show the configuration
- * setup on this board.
- *
- * Available 32720 Available space for other non-volatiledata.
- */
- struct am335x_evm_eeprom_config {
- u32 header;
- u8 name[8];
- char version[4];
- u8 serial[12];
- u8 opt[32];
- };
- /*
- * EVM Config held in daughter board eeprom device.
- *
- * Header Format
- *
- * Name Size Contents
- * (Bytes)
- *-------------------------------------------------------------
- * Header 4 0xAA, 0x55, 0x33, 0xEE
- *
- * Board Name 8 Name for board in ASCII.
- * example "A335GPBD" = "AM335x
- * General Purpose Daughterboard"
- *
- * Version 4 Hardware version code for board in
- * in ASCII. "1.0A" = rev.01.0A
- * Serial Number 12 Serial number of the board. This is a 12
- * character string which is: WWYY4P13nnnn, where
- * WW = 2 digit week of the year of production
- * YY = 2 digit year of production
- * nnnn = incrementing board number
- * Configuration Option 32 Codes to show the configuration
- * setup on this board.
- * CPLD Version 8 CPLD code version for board in ASCII
- * "CPLD1.0A"= rev. 01.0A of theCPLD
- * Available 32700 Available space for other non-volatile
- * codes/data
- */
- structam335x_eeprom_config1 {
- u32 header;
- u8 name[8];
- char version[4];
- u8 serial[12];
- u8 opt[32];
- u8 cpld_ver[8];
- };
- static structam335x_evm_eeprom_config config;
- static struct am335x_eeprom_config1 config1;
- static bool daughter_brd_detected;
- #defineEEPROM_MAC_ADDRESS_OFFSET 60 /* 4+8+4+12+32 */
- #define EEPROM_NO_OF_MAC_ADDR 3
- static char am335x_mac_addr[EEPROM_NO_OF_MAC_ADDR][ETH_ALEN];
- #defineAM335X_EEPROM_HEADER 0xEE3355AA
- static intam33xx_evmid = -EINVAL;
- /*
- * am335x_evm_set_id - set up board evmid
- * @evmid - evm id which needs to be configured
- *
- * This function is called to configure board evm id.
- */
- void am335x_evm_set_id(unsigned int evmid)
- {
- am33xx_evmid = evmid;
- return;
- }
- /*
- * am335x_evm_get_id - returns Board Type (EVM/BB/EVM-SK ...)
- *
- * Note:
- * returns -EINVAL if Board detection hasn't happened yet.
- */
- int am335x_evm_get_id(void)
- {
- return am33xx_evmid;
- }
- EXPORT_SYMBOL(am335x_evm_get_id);
- /* currentprofile if exists else PROFILE_0 on error */
- static u32 am335x_get_profile_selection(void)
- {
- int val = 0;
- if(!cpld_client)
- /* error checking is not done in func's calling this routine.
- so return profile 0 on error */
- return 0;
- val = i2c_smbus_read_word_data(cpld_client,CPLD_CFG_REG);
- if (val < 0)
- return 0; /* default to Profile 0 on Error */
- else
- return val & 0x7;
- }
- static structpinmux_config haptics_pin_mux[] = {
- {"gpmc_ad9.ehrpwm2B", OMAP_MUX_MODE4 |
- AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- /* Module pinmux for LCDC */
- static struct pinmux_config lcdc_pin_mux[] = {
- {"lcd_data0.lcd_data0", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data1.lcd_data1", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data2.lcd_data2", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data3.lcd_data3", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data4.lcd_data4", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data5.lcd_data5", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- | AM33XX_PULL_DISA},
- {"lcd_data6.lcd_data6", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data7.lcd_data7", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data8.lcd_data8", OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data9.lcd_data9", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data10.lcd_data10", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data11.lcd_data11", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data12.lcd_data12", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data13.lcd_data13", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- | AM33XX_PULL_DISA},
- {"lcd_data14.lcd_data14", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_data15.lcd_data15", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT
- |AM33XX_PULL_DISA},
- {"lcd_vsync.lcd_vsync", OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT},
- {"lcd_hsync.lcd_hsync", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT},
- {"lcd_pclk.lcd_pclk", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT},
- {"lcd_ac_bias_en.lcd_ac_bias_en", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- static structpinmux_config tsc_pin_mux[] = {
- {"ain0.ain0", OMAP_MUX_MODE0 | AM33XX_INPUT_EN},
- {"ain1.ain1", OMAP_MUX_MODE0 | AM33XX_INPUT_EN},
- {"ain2.ain2", OMAP_MUX_MODE0 | AM33XX_INPUT_EN},
- {"ain3.ain3", OMAP_MUX_MODE0 | AM33XX_INPUT_EN},
- {"vrefp.vrefp", OMAP_MUX_MODE0 | AM33XX_INPUT_EN},
- {"vrefn.vrefn", OMAP_MUX_MODE0 | AM33XX_INPUT_EN},
- {NULL, 0},
- };
- /* Pin muxfor nand flash module */
- static struct pinmux_config nand_pin_mux[] = {
- {"gpmc_ad0.gpmc_ad0", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad1.gpmc_ad1", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad2.gpmc_ad2", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad3.gpmc_ad3", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad4.gpmc_ad4", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad5.gpmc_ad5", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad6.gpmc_ad6", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_ad7.gpmc_ad7", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_wait0.gpmc_wait0", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_wpn.gpmc_wpn", OMAP_MUX_MODE7 |AM33XX_PIN_INPUT_PULLUP},
- {"gpmc_csn0.gpmc_csn0", OMAP_MUX_MODE0 |AM33XX_PULL_DISA},
- {"gpmc_advn_ale.gpmc_advn_ale", OMAP_MUX_MODE0 |AM33XX_PULL_DISA},
- {"gpmc_oen_ren.gpmc_oen_ren", OMAP_MUX_MODE0 |AM33XX_PULL_DISA},
- {"gpmc_wen.gpmc_wen", OMAP_MUX_MODE0 |AM33XX_PULL_DISA},
- {"gpmc_ben0_cle.gpmc_ben0_cle", OMAP_MUX_MODE0 |AM33XX_PULL_DISA},
- {NULL, 0},
- };
- /* Module pinmux for rgmii1 */
- static struct pinmux_config rgmii1_pin_mux[] = {
- {"mii1_txen.rgmii1_tctl", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"mii1_rxdv.rgmii1_rctl", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_txd3.rgmii1_td3", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"mii1_txd2.rgmii1_td2", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"mii1_txd1.rgmii1_td1", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"mii1_txd0.rgmii1_td0", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"mii1_txclk.rgmii1_tclk", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"mii1_rxclk.rgmii1_rclk", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_rxd3.rgmii1_rd3", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_rxd2.rgmii1_rd2", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_rxd1.rgmii1_rd1", OMAP_MUX_MODE2 | AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_rxd0.rgmii1_rd0", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mdio_data.mdio_data", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mdio_clk.mdio_clk", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT_PULLUP},
- {NULL, 0},
- };
- /* Module pinmux for rgmii2 */
- static struct pinmux_config rgmii2_pin_mux[] = {
- {"gpmc_a0.rgmii2_tctl", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"gpmc_a1.rgmii2_rctl", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"gpmc_a2.rgmii2_td3", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"gpmc_a3.rgmii2_td2", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"gpmc_a4.rgmii2_td1", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"gpmc_a5.rgmii2_td0", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"gpmc_a6.rgmii2_tclk", OMAP_MUX_MODE2 | AM33XX_PIN_OUTPUT},
- {"gpmc_a7.rgmii2_rclk", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"gpmc_a8.rgmii2_rd3", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"gpmc_a9.rgmii2_rd2", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"gpmc_a10.rgmii2_rd1", OMAP_MUX_MODE2 | AM33XX_PIN_INPUT_PULLDOWN},
- {"gpmc_a11.rgmii2_rd0", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mdio_data.mdio_data", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mdio_clk.mdio_clk", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT_PULLUP},
- {NULL, 0},
- };
- static structpinmux_config i2c0_pin_mux[]= {
- {"i2c0_sda.i2c0_sda", OMAP_MUX_MODE0 | AM33XX_SLEWCTRL_SLOW |
- AM33XX_PULL_ENBL | AM33XX_INPUT_EN},
- {"i2c0_scl.i2c0_scl", OMAP_MUX_MODE0 | AM33XX_SLEWCTRL_SLOW |
- AM33XX_PULL_ENBL | AM33XX_INPUT_EN},
- {NULL, 0},
- };
- /* Module pin mux for mcasp1 */
- static struct pinmux_config mcasp1_pin_mux[] = {
- {"mii1_crs.mcasp1_aclkx", OMAP_MUX_MODE4 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_rxerr.mcasp1_fsx", OMAP_MUX_MODE4 |AM33XX_PIN_INPUT_PULLDOWN},
- {"mii1_col.mcasp1_axr2", OMAP_MUX_MODE4 |AM33XX_PIN_INPUT_PULLDOWN},
- {"rmii1_refclk.mcasp1_ahclkx", OMAP_MUX_MODE6|AM33XX_PIN_OUTPUT},
- {"mcasp0_ahclkx.mcasp1_axr1", OMAP_MUX_MODE3 |AM33XX_PIN_INPUT_PULLDOWN},
- {NULL, 0},
- };
- /* Module pin mux for mmc0 */
- static struct pinmux_config mmc0_common_pin_mux[] = {
- {"mmc0_dat3.mmc0_dat3", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mmc0_dat2.mmc0_dat2", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mmc0_dat1.mmc0_dat1", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mmc0_dat0.mmc0_dat0", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mmc0_clk.mmc0_clk", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"mmc0_cmd.mmc0_cmd", OMAP_MUX_MODE0 | AM33XX_PIN_INPUT_PULLUP},
- {NULL, 0},
- };
- static struct pinmux_config uart4_pin_mux[] ={
- {"uart0_ctsn.uart4_rxd", OMAP_MUX_MODE1 | AM33XX_PIN_INPUT_PULLUP},
- {"uart0_rtsn.uart4_txd", OMAP_MUX_MODE1 | AM33XX_PULL_ENBL},
- {NULL, 0},
- };
- static structpinmux_config d_can_gp_pin_mux[] = {
- {"uart0_ctsn.d_can1_tx", OMAP_MUX_MODE2 | AM33XX_PULL_ENBL},
- {"uart0_rtsn.d_can1_rx", OMAP_MUX_MODE2 |AM33XX_PIN_INPUT_PULLUP},
- {NULL, 0},
- };
- /* pinmux forgpio based key */
- static struct pinmux_config gpio_keys_pin_mux[] ={ //lh
- {"mcasp0_aclkx.gpio3_14", OMAP_MUX_MODE7 |AM33XX_PIN_INPUT},//K1
- {"mcasp0_fsx.gpio3_15", OMAP_MUX_MODE7 | AM33XX_PIN_INPUT},
- {"mcasp0_axr0.gpio3_16", OMAP_MUX_MODE7 | AM33XX_PIN_INPUT},
- {"mcasp0_aclkr.gpio3_18", OMAP_MUX_MODE7 | AM33XX_PIN_INPUT},
- {NULL, 0},
- };
- /* pinmux forled device */
- static struct pinmux_config gpio_led_mux[] ={ //lh
- {"gpmc_csn1.gpio1_30", OMAP_MUX_MODE7 |AM33XX_PIN_OUTPUT},
- {"gpmc_csn2.gpio1_31", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- /*
- * @pin_mux - single module pin-mux structure which defines pin-mux
- * details for all its pins.
- */
- static void setup_pin_mux(struct pinmux_config *pin_mux)
- {
- int i;
- for (i= 0; pin_mux->string_name != NULL; pin_mux++)
- omap_mux_init_signal(pin_mux->string_name, pin_mux->val);
- }
- static structgpio_keys_platform_data am335x_evm_volume_gpio_key_info = {
- /*.buttons =am335x_evm_volume_gpio_buttons,
- .nbuttons =ARRAY_SIZE(am335x_evm_volume_gpio_buttons),*/
- };
- static structplatform_device am335x_evm_volume_keys = {
- .name = "gpio-keys",
- .id = -1,
- .dev = {
- .platform_data = &am335x_evm_volume_gpio_key_info,
- },
- };
- static voidvolume_keys_init(int evm_id, int profile)
- {
- int err;
- //setup_pin_mux(volume_keys_pin_mux);
- err = platform_device_register(&am335x_evm_volume_keys);
- if (err)
- pr_err("failed to register matrix keypad (2x3)device\n");
- }
- /*
- * @evm_id - evm id which needs to be configured
- * @dev_cfg - single evm structure which includes
- * all module inits, pin-mux defines
- * @profile - if present, else PROFILE_NONE
- * @dghtr_brd_flg - Whether Daughter board is present or not
- */
- static void _configure_device(int evm_id, struct evm_dev_cfg *dev_cfg,
- int profile)
- {
- int i;
- am335x_evm_set_id(evm_id);
- /*
- * Only General Purpose & Industrial Auto Motro Control
- * EVM has profiles. So check if this evm has profile.
- * If not, ignore the profile comparison
- */
- /*
- * If the device is on baseboard, directly configure it. Else (device on
- * Daughter board), check if the daughter card is detected.
- */
- if (profile == PROFILE_NONE) {
- for (i = 0; dev_cfg->device_init != NULL; dev_cfg++) {
- pr_info("_configure_device %d \n",i);
- if (dev_cfg->device_on == DEV_ON_BASEBOARD)
- dev_cfg->device_init(evm_id, profile);
- else if (daughter_brd_detected == true)
- dev_cfg->device_init(evm_id, profile);
- }
- } else {
- for (i = 0; dev_cfg->device_init != NULL; dev_cfg++) {
- pr_info("_configure_device %d \n",i);
- if (dev_cfg->profile & profile) {
- if (dev_cfg->device_on == DEV_ON_BASEBOARD)
- dev_cfg->device_init(evm_id, profile);
- else if (daughter_brd_detected == true)
- dev_cfg->device_init(evm_id, profile);
- }
- }
- }
- }
- /* pinmux for usb0 drvvbus */
- static struct pinmux_config usb0_pin_mux[] = {
- {"usb0_drvvbus.usb0_drvvbus", OMAP_MUX_MODE0| AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- /* pinmux forusb1 drvvbus */
- static struct pinmux_config usb1_pin_mux[] = {
- {"usb1_drvvbus.usb1_drvvbus", OMAP_MUX_MODE0| AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- /* Module pinmux for eCAP0 */
- static struct pinmux_config ecap0_pin_mux[] = {
- {"ecap0_in_pwm0_out.ecap0_in_pwm0_out",
- OMAP_MUX_MODE0 | AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- //#define AM335XEVM_WLAN_PMENA_GPIO GPIO_TO_PIN(1, 30)
- //#define AM335XEVM_WLAN_IRQ_GPIO GPIO_TO_PIN(3, 17)
- //#define AM335XEVM_SK_WLAN_IRQ_GPIO GPIO_TO_PIN(0, 31)
- structwl12xx_platform_data am335xevm_wlan_data = {
- /*.irq = OMAP_GPIO_IRQ(AM335XEVM_WLAN_IRQ_GPIO),
- .board_ref_clock = WL12XX_REFCLOCK_38_XTAL, /* 38.4Mhz */
- /*.bt_enable_gpio = GPIO_TO_PIN(3, 21),
- .wlan_enable_gpio = GPIO_TO_PIN(1, 16),*/
- };
- static structpinmux_config uart1_wl12xx_pin_mux[] = {
- //{"uart1_ctsn.uart1_ctsn", OMAP_MUX_MODE0 |AM33XX_PIN_OUTPUT},
- //{"uart1_rtsn.uart1_rtsn", OMAP_MUX_MODE0 | AM33XX_PIN_INPUT},
- {"uart1_rxd.uart1_rxd", OMAP_MUX_MODE0 |AM33XX_PIN_INPUT_PULLUP},
- {"uart1_txd.uart1_txd", OMAP_MUX_MODE0 | AM33XX_PULL_ENBL},
- {NULL, 0},
- };
- static structpinmux_config wl12xx_pin_mux[] = {
- //{"gpmc_a0.gpio1_16", OMAP_MUX_MODE7 | AM33XX_PIN_OUTPUT},
- //{"mcasp0_ahclkr.gpio3_17", OMAP_MUX_MODE7 |AM33XX_PIN_INPUT},
- //{"mcasp0_ahclkx.gpio3_21", OMAP_MUX_MODE7 |AM33XX_PIN_OUTPUT_PULLUP},
- {NULL, 0},
- };
- static structpinmux_config wl12xx_pin_mux_sk[] = {
- //{"gpmc_wpn.gpio0_31", OMAP_MUX_MODE7 | AM33XX_PIN_INPUT},
- //{"gpmc_csn0.gpio1_29", OMAP_MUX_MODE7 |AM33XX_PIN_OUTPUT_PULLUP},
- //{"mcasp0_ahclkx.gpio3_21", OMAP_MUX_MODE7 |AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- static boolbacklight_enable;
- static voidenable_ecap0(int evm_id, int profile)
- {
- backlight_enable = true;
- setup_pin_mux(ecap0_pin_mux);
- }
- static voidenable_ecap2(int evm_id, int profile)
- {
- backlight_enable = true;
- //setup_pin_mux(ecap2_pin_mux);
- }
- /* Setuppwm-backlight */
- static struct platform_device am335x_backlight = {
- .name ="pwm-backlight",
- .id = -1,
- .dev = {
- .platform_data = &am335x_backlight_data0,
- },
- };
- static structpwmss_platform_data pwm_pdata[3] = {
- {
- .version = PWM_VERSION_1,
- },
- {
- .version = PWM_VERSION_1,
- },
- {
- .version = PWM_VERSION_1,
- },
- };
- static int__init backlight_init(void)
- {
- int status = 0;
- if(backlight_enable) {
- int ecap_index = 0;
- switch(am335x_evm_get_id()) {
- case GEN_PURP_EVM:
- case GEN_PURP_DDR3_EVM:
- ecap_index = 0;
- break;
- case EVM_SK:
- /*
- * Invert polarity of PWM wave from ECAP to handle
- * backlight intensity to pwm brightness
- */
- ecap_index = 2;
- pwm_pdata[ecap_index].chan_attrib[0].inverse_pol = true;
- am335x_backlight.dev.platform_data =
- &am335x_backlight_data2;
- break;
- default:
- pr_err("%s: Error on attempting to enablebacklight,"
- " not supported\n", __func__);
- return -EINVAL;
- }
- am33xx_register_ecap(ecap_index,&pwm_pdata[ecap_index]);
- platform_device_register(&am335x_backlight);
- }
- return status;
- }
- late_initcall(backlight_init);
- static int__init conf_disp_pll(int rate)
- {
- struct clk *disp_pll;
- int ret = -EINVAL;
- disp_pll= clk_get(NULL, "dpll_disp_ck");
- if (IS_ERR(disp_pll)) {
- pr_err("Cannot clk_get disp_pll\n");
- goto out;
- }
- ret =clk_set_rate(disp_pll, rate);
- clk_put(disp_pll);
- out:
- return ret;
- }
- static voidlcdc_init(int evm_id, int profile)
- {
- struct da8xx_lcdc_platform_data *lcdc_pdata;
- setup_pin_mux(lcdc_pin_mux);
- pr_info("lcdc_init ********************************** \n");
- if (conf_disp_pll(300000000)) {
- pr_info("Failed configure display PLL, not attempting to"
- "register LCDC\n");
- return;
- }
- switch (evm_id) {
- case GEN_PURP_EVM:
- case GEN_PURP_DDR3_EVM:
- lcdc_pdata = &TFC_S9700RTWV35TR_01B_pdata;
- break;
- case EVM_SK:
- //lcdc_pdata = &NHD_480272MF_ATXI_pdata;
- lcdc_pdata = &YL_LCD_pdata;
- break;
- default:
- pr_err("LCDC not supported on this evm (%d)\n",evm_id);
- return;
- }
- lcdc_pdata->get_context_loss_count= omap_pm_get_dev_context_loss_count;
- if(am33xx_register_lcdc(lcdc_pdata))
- pr_info("Failed to register LCDC device\n");
- return;
- }
- static void mfd_tscadc_init(int evm_id, int profile)
- {
- int err;
- pr_info("mfd_tscadc_init **********************************\n");
- err = am33xx_register_mfd_tscadc(&tscadc);
- if (err)
- pr_err("failed to register touchscreen device\n");
- }
- static voidrgmii1_init(int evm_id, int profile)
- {
- pr_info("rgmii1_init ********************************** \n");
- setup_pin_mux(rgmii1_pin_mux);
- return;
- }
- static voidrgmii2_init(int evm_id, int profile)
- {
- pr_info("rgmii2_init ********************************** \n");
- setup_pin_mux(rgmii2_pin_mux);
- return;
- }
- static voidusb0_init(int evm_id, int profile)
- {
- setup_pin_mux(usb0_pin_mux);
- return;
- }
- static voidusb1_init(int evm_id, int profile)
- {
- setup_pin_mux(usb1_pin_mux);
- return;
- }
- /* setupuart4 */ //lh
- static void uart4_init(int evm_id, int profile)
- {
- pr_info("uart4_init ********************************** \n");
- setup_pin_mux(uart4_pin_mux);
- return;
- }
- /* setupuart3 */
- static void uart3_init(int evm_id, int profile)
- {
- pr_info("uart3_init ********************************** \n");
- //setup_pin_mux(uart3_pin_mux);
- return;
- }
- /* setupuart2 */
- static void uart2_init(int evm_id, int profile)
- {
- pr_info("uart2_init ********************************** \n");
- //setup_pin_mux(uart2_pin_mux);
- return;
- }
- /*
- * gpio0_7 was driven HIGH in u-boot before DDR configuration
- *
- * setup gpio0_7 for EVM-SK 1.2
- */
- static void gpio_ddr_vtt_enb_init(int evm_id, int profile)
- {
- //setup_pin_mux(gpio_ddr_vtt_enb_pin_mux);
- return;
- }
- /* setuphaptics */
- #define HAPTICS_MAX_FREQ 250
- static void haptics_init(int evm_id, int profile)
- {
- //setup_pin_mux(haptics_pin_mux);
- pwm_pdata[2].chan_attrib[1].max_freq = HAPTICS_MAX_FREQ;
- am33xx_register_ehrpwm(2, &pwm_pdata[2]);
- }
- /* NANDpartition information */
- static struct mtd_partition am335x_nand_partitions[] = {
- /* All the partition sizes are listed in terms of NAND block size */
- {
- .name ="SPL",
- .offset =0, /* Offset = 0x0 */
- .size =SZ_128K,
- },
- {
- .name ="SPL.backup1",
- .offset =MTDPART_OFS_APPEND, /* Offset = 0x20000 */
- .size =SZ_128K,
- },
- {
- .name ="SPL.backup2",
- .offset = MTDPART_OFS_APPEND, /*Offset = 0x40000 */
- .size =SZ_128K,
- },
- {
- .name ="SPL.backup3",
- .offset =MTDPART_OFS_APPEND, /* Offset = 0x60000 */
- .size =SZ_128K,
- },
- {
- .name ="U-Boot",
- .offset =MTDPART_OFS_APPEND, /* Offset = 0x80000 */
- .size =15 * SZ_128K,
- },
- {
- .name ="U-Boot Env",
- .offset =MTDPART_OFS_APPEND, /* Offset = 0x260000 */
- .size =1 * SZ_128K,
- },
- {
- .name ="Kernel",
- .offset =MTDPART_OFS_APPEND, /* Offset = 0x280000 */
- .size =40 * SZ_128K,
- },
- {
- .name ="File System",
- .offset =MTDPART_OFS_APPEND, /* Offset = 0x780000 */
- .size =MTDPART_SIZ_FULL,
- },
- };
- /* SPI 0/1Platform Data */
- /* SPI flash information */
- static struct mtd_partition am335x_spi_partitions[] = {
- /* All the partition sizes are listed in terms of erase size */
- {
- .name = "SPL",
- .offset = 0, /* Offset =0x0 */
- .size = SZ_128K,
- },
- {
- .name = "U-Boot",
- .offset = MTDPART_OFS_APPEND, /*Offset = 0x20000 */
- .size = (3 * SZ_128K) - SZ_4K,
- },
- {
- .name = "U-Boot Env",
- .offset = MTDPART_OFS_APPEND, /*Offset = 0x7F000 */
- .size = SZ_4K,
- },
- {
- .name = "Kernel",
- .offset = MTDPART_OFS_APPEND, /*Offset = 0x80000 */
- .size = 866 *SZ_4K, /* size = 0x362000 */
- },
- {
- .name = "FileSystem",
- .offset = MTDPART_OFS_APPEND, /*Offset = 0x3E2000 */
- .size =MTDPART_SIZ_FULL, /* size ~= 4.1 MiB */
- }
- };
- static conststruct flash_platform_data am335x_spi_flash = {
- .type = "w25q64",
- .name = "spi_flash",
- .parts = am335x_spi_partitions,
- .nr_parts = ARRAY_SIZE(am335x_spi_partitions),
- };
- static structgpmc_timings am335x_nand_timings = {
- .sync_clk = 0,
- .cs_on= 0,
- .cs_rd_off = 44,
- .cs_wr_off = 44,
- .adv_on= 6,
- .adv_rd_off = 34,
- .adv_wr_off = 44,
- .we_off = 40,
- .oe_off = 54,
- .access= 64,
- .rd_cycle = 82,
- .wr_cycle = 82,
- .wr_access= 40,
- .wr_data_mux_bus = 0,
- };
- static voidevm_nand_init(int evm_id, int profile)
- {
- struct omap_nand_platform_data *pdata;
- struct gpmc_devices_info gpmc_device[2] = {
- { NULL, 0 },
- { NULL, 0 },
- };
- pr_info("evm_nand_init ********************************** \n");
- setup_pin_mux(nand_pin_mux);
- pdata = omap_nand_init(am335x_nand_partitions,
- ARRAY_SIZE(am335x_nand_partitions), 0, 0,
- &am335x_nand_timings);
- if (!pdata)
- return;
- pdata->ecc_opt =OMAP_ECC_BCH8_CODE_HW;
- pdata->elm_used = true;
- gpmc_device[0].pdata = pdata;
- gpmc_device[0].flag = GPMC_DEVICE_NAND;
- omap_init_gpmc(gpmc_device,sizeof(gpmc_device));
- omap_init_elm();
- }
- /* TPS65217voltage regulator support */
- /* 1.8V */
- static struct regulator_consumer_supply tps65217_dcdc1_consumers[] = {
- {
- .supply = "vdds_osc",
- },
- {
- .supply = "vdds_pll_ddr",
- },
- {
- .supply = "vdds_pll_mpu",
- },
- {
- .supply = "vdds_pll_core_lcd",
- },
- {
- .supply = "vdds_sram_mpu_bb",
- },
- {
- .supply = "vdds_sram_core_bg",
- },
- {
- .supply = "vdda_usb0_1p8v",
- },
- {
- .supply = "vdds_ddr",
- },
- {
- .supply = "vdds",
- },
- {
- .supply = "vdds_hvx_1p8v",
- },
- {
- .supply = "vdda_adc",
- },
- {
- .supply = "ddr2",
- },
- };
- /* 1.1V */
- static struct regulator_consumer_supply tps65217_dcdc2_consumers[] = {
- {
- .supply = "vdd_mpu",
- },
- };
- /* 1.1V */
- static struct regulator_consumer_supply tps65217_dcdc3_consumers[] = {
- {
- .supply = "vdd_core",
- },
- };
- /* 1.8V LDO*/
- static struct regulator_consumer_supply tps65217_ldo1_consumers[] = {
- {
- .supply = "vdds_rtc",
- },
- };
- /* 3.3V LDO*/
- static struct regulator_consumer_supply tps65217_ldo2_consumers[] = {
- {
- .supply = "vdds_any_pn",
- },
- };
- /* 3.3V LDO*/
- static struct regulator_consumer_supply tps65217_ldo3_consumers[] = {
- {
- .supply = "vdds_hvx_ldo3_3p3v",
- },
- {
- .supply = "vdda_usb0_3p3v",
- },
- };
- /* 3.3V LDO*/
- static struct regulator_consumer_supply tps65217_ldo4_consumers[] = {
- {
- .supply = "vdds_hvx_ldo4_3p3v",
- },
- };
- /*
- * FIXME: Some BeagleBones reuire a ramp_delay to settle down the set
- * voltage from 0.95v to 1.25v. By default a minimum of 70msec is set
- * based on experimentation. This will be removed/modified to exact
- * value, once the root cause is known.
- *
- * The reason for extended ramp time requirement on BeagleBone is not
- * known and the delay varies from board - board, if the board hangs
- * with this 70msec delay then try to increase the value.
- */
- static struct tps65217_rdelay dcdc2_ramp_delay = {
- .ramp_delay = 70000,
- };
- static structregulator_init_data tps65217_regulator_data[] = {
- /* dcdc1 */
- {
- .constraints = {
- .min_uV = 900000,
- .max_uV = 1800000,
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_dcdc1_consumers),
- .consumer_supplies = tps65217_dcdc1_consumers,
- },
- /*dcdc2 */
- {
- .constraints = {
- .min_uV = 900000,
- .max_uV = 3300000,
- .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS),
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_dcdc2_consumers),
- .consumer_supplies = tps65217_dcdc2_consumers,
- .driver_data = &dcdc2_ramp_delay,
- .ignore_check_consumers = 1,
- },
- /*dcdc3 */
- {
- .constraints = {
- .min_uV = 900000,
- .max_uV = 1500000,
- .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS),
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_dcdc3_consumers),
- .consumer_supplies = tps65217_dcdc3_consumers,
- .ignore_check_consumers = 1,
- },
- /* ldo1*/
- {
- .constraints = {
- .min_uV = 1000000,
- .max_uV = 3300000,
- .valid_ops_mask = REGULATOR_CHANGE_STATUS,
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_ldo1_consumers),
- .consumer_supplies = tps65217_ldo1_consumers,
- },
- /* ldo2*/
- {
- .constraints = {
- .min_uV = 900000,
- .max_uV = 3300000,
- .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS),
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_ldo2_consumers),
- .consumer_supplies = tps65217_ldo2_consumers,
- },
- /* ldo3*/
- {
- .constraints = {
- .min_uV = 1800000,
- .max_uV = 3300000,
- .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS),
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_ldo3_consumers),
- .consumer_supplies = tps65217_ldo3_consumers,
- },
- /* ldo4*/
- {
- .constraints = {
- .min_uV = 1800000,
- .max_uV = 3300000,
- .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
- REGULATOR_CHANGE_STATUS),
- .boot_on = 1,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(tps65217_ldo4_consumers),
- .consumer_supplies = tps65217_ldo4_consumers,
- },
- };
- static structtps65217_board beaglebone_tps65217_info = {
- .tps65217_init_data = &tps65217_regulator_data[0],
- .status_off = true,
- };
- static struct i2c_board_infoam335x_i2c1_boardinfo[]= {
- #if 0
- {
- I2C_BOARD_INFO("tlv320aic3x",0x1b),
- },
-
- {
- I2C_BOARD_INFO("tsl2550",0x39),
- },
- {
- I2C_BOARD_INFO("tmp275",0x48),
- },
- #endif
- };
- static void i2c1_init(int evm_id, int profile)
- {
- //setup_pin_mux(i2c1_pin_mux);
- omap_register_i2c_bus(2,100, am335x_i2c1_boardinfo,
- ARRAY_SIZE(am335x_i2c1_boardinfo));
- return;
- }
- static structi2c_board_info am335x_i2c2_boardinfo[] = {
- };
- static void i2c2_init(int evm_id, int profile)
- {
- //setup_pin_mux(i2c2_pin_mux);
- omap_register_i2c_bus(3,100, am335x_i2c2_boardinfo,
- ARRAY_SIZE(am335x_i2c2_boardinfo));
- return;
- }
- /* SetupMcASP 1 */
- static void mcasp1_init(int evm_id, int profile)
- {
- pr_info("--------mcasp1_init\n");
- /* Configure McASP */
- setup_pin_mux(mcasp1_pin_mux);
- switch (evm_id) {
- case EVM_SK:
- pr_info("--------evm_id is SK\n");
- am335x_register_mcasp(&am335x_evm_sk_snd_data1,1);
- break;
- default:
- am335x_register_mcasp(&am335x_evm_snd_data1,1);
- }
- return;
- }
- static voidmmc1_init(int evm_id, int profile)
- {
- /*setup_pin_mux(mmc1_common_pin_mux);
- setup_pin_mux(mmc1_dat4_7_pin_mux);
- setup_pin_mux(mmc1_wp_only_pin_mux);
- setup_pin_mux(mmc1_cd_only_pin_mux);
- am335x_mmc[1].mmc= 2;
- am335x_mmc[1].caps = MMC_CAP_4_BIT_DATA;
- am335x_mmc[1].gpio_cd = GPIO_TO_PIN(1, 28);//--czx
- am335x_mmc[1].gpio_wp = -EINVAL;//GPIO_TO_PIN(1, 29);
- am335x_mmc[1].ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34; /* 3V3 */
- /* mmcwill be initialized when mmc0_init is called */
- return;
- }
- static voidmmc1_wl12xx_init(int evm_id, int profile)
- {
- /*setup_pin_mux(mmc1_common_pin_mux);
- am335x_mmc[1].mmc = 2;
- am335x_mmc[1].name = "wl1271";
- am335x_mmc[1].caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD;
- am335x_mmc[1].nonremovable = true;
- am335x_mmc[1].pm_caps = MMC_PM_KEEP_POWER;
- am335x_mmc[1].gpio_cd = -EINVAL;
- am335x_mmc[1].gpio_wp = -EINVAL;
- am335x_mmc[1].ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34; /* 3V3 */
- }
- static voidmmc1_emmc_init(int evm_id, int profile)
- {
- /*setup_pin_mux(mmc1_common_pin_mux);
- setup_pin_mux(mmc1_dat4_7_pin_mux);
- am335x_mmc[1].mmc= 2;
- am335x_mmc[1].caps = MMC_CAP_8_BIT_DATA;
- am335x_mmc[1].gpio_cd = -EINVAL;
- am335x_mmc[1].gpio_wp = -EINVAL;
- am335x_mmc[1].ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34; /* 3V3 */
- /* mmcwill be initialized when mmc0_init is called */
- return;
- }
- static voidmmc2_wl12xx_init(int evm_id, int profile)
- {
- /*setup_pin_mux(mmc2_wl12xx_pin_mux);
- am335x_mmc[1].mmc= 3;
- am335x_mmc[1].name = "wl1271";
- am335x_mmc[1].caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD;
- am335x_mmc[1].nonremovable = true;
- am335x_mmc[1].gpio_cd = -EINVAL;
- am335x_mmc[1].gpio_wp = -EINVAL;
- am335x_mmc[1].ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34; /* 3V3 */
- /* mmcwill be initialized when mmc0_init is called */
- return;
- }
- static voiduart1_wl12xx_init(int evm_id, int profile)
- {
- setup_pin_mux(uart1_wl12xx_pin_mux);
- }
- static voidwl12xx_bluetooth_enable(void)
- {
- int status = gpio_request(am335xevm_wlan_data.bt_enable_gpio,
- "bt_en\n");
- if (status < 0)
- pr_err("Failed to request gpio for bt_enable");
- pr_info("ConfigureBluetooth Enable pin...\n");
- gpio_direction_output(am335xevm_wlan_data.bt_enable_gpio, 0);
- }
- #defineAM33XX_CTRL_REGADDR(reg) \
- AM33XX_L4_WK_IO_ADDRESS(AM33XX_SCM_BASE + (reg))
- /* wlanenable pin */
- #define AM33XX_CONTROL_PADCONF_GPMC_CSN0_OFFSET 0x087C
- static int wl12xx_set_power(struct device *dev, int slot, int on, int vdd)
- {
- int pad_mux_value;
- if (on){
- gpio_direction_output(am335xevm_wlan_data.wlan_enable_gpio, 1);
- /*Enable pullup on the WLAN enable pin for keeping wlan active during suspend
- in wowlan mode */
- if ( am335x_evm_get_id() == EVM_SK ) {
- pad_mux_value = readl(AM33XX_CTRL_REGADDR(AM33XX_CONTROL_PADCONF_GPMC_CSN0_OFFSET));
- pad_mux_value &= (~AM33XX_PULL_DISA);
- writel(pad_mux_value,AM33XX_CTRL_REGADDR(AM33XX_CONTROL_PADCONF_GPMC_CSN0_OFFSET));
- }
- mdelay(70);
- } else {
- gpio_direction_output(am335xevm_wlan_data.wlan_enable_gpio, 0);
- /* Disable pullup on the WLAN enable when WLAN is off */
- if ( am335x_evm_get_id() == EVM_SK ) {
- pad_mux_value =readl(AM33XX_CTRL_REGADDR(AM33XX_CONTROL_PADCONF_GPMC_CSN0_OFFSET));
- pad_mux_value |= AM33XX_PULL_DISA;
- writel(pad_mux_value, AM33XX_CTRL_REGADDR(AM33XX_CONTROL_PADCONF_GPMC_CSN0_OFFSET));
- }
- }
- return0;
- }
- static voidd_can_init(int evm_id, int profile)
- {
- switch (evm_id) {
- case IND_AUT_MTR_EVM:
- if ((profile == PROFILE_0) || (profile == PROFILE_1)) {
- setup_pin_mux(d_can_gp_pin_mux);
- /* Instance Zero */
- am33xx_d_can_init(0);
- }
- break;
- case GEN_PURP_EVM:
- case GEN_PURP_DDR3_EVM:
- if (profile == PROFILE_1) {
- setup_pin_mux(d_can_gp_pin_mux);
- /* Instance One */
- am33xx_d_can_init(1);
- }
- break;
- default:
- break;
- }
- }
- static voidmmc0_init(int evm_id, int profile)
- {
- switch (evm_id) {
- case BEAGLE_BONE_A3:
- case BEAGLE_BONE_OLD:
- case EVM_SK:
- setup_pin_mux(mmc0_common_pin_mux);
- //setup_pin_mux(mmc0_cd_only_pin_mux);
- break;
- default:
- setup_pin_mux(mmc0_common_pin_mux);
- //setup_pin_mux(mmc0_cd_only_pin_mux);
-
- break;
- }
- omap2_hsmmc_init(am335x_mmc);
- return;
- }
- static structi2c_board_info tps65217_i2c_boardinfo[] = {
- {
- I2C_BOARD_INFO("tps65217",TPS65217_I2C_ID),
- .platform_data = &beaglebone_tps65217_info,
- },
- };
- static voidtps65217_init(int evm_id, int profile)
- {
- struct i2c_adapter*adapter;
- struct i2c_client*client;
- struct device *mpu_dev;
- struct tps65217 *tps;
- unsigned int val;
- int ret;
- mpu_dev= omap_device_get_by_hwmod_name("mpu");
- if (!mpu_dev)
- pr_warning("%s: unable to get the mpu device\n",__func__);
- /* I2C1 adapter request */
- adapter = i2c_get_adapter(1);
- if (!adapter) {
- pr_err("failed to get adapter i2c1\n");
- return;
- }
- client= i2c_new_device(adapter,tps65217_i2c_boardinfo);
- if (!client)
- pr_err("failed to register tps65217 to i2c1\n");
- i2c_put_adapter(adapter);
- tps =(struct tps65217 *)i2c_get_clientdata(client);
- ret =tps65217_reg_read(tps, TPS65217_REG_STATUS, &val);
- if (ret) {
- pr_err("failed to read tps65217 status reg\n");
- return;
- }
- if(!(val & TPS65217_STATUS_ACPWR)) {
- /* If powered by USB then disable OPP120 and OPPTURBO */
- pr_info("Maximum current provided by the USB port is500mA"
- " which is not sufficient\nwhen operating @OPP120and"
- " OPPTURBO. The current requirement forsome\nuse-cases"
- " using OPP100 might also exceed the maximumcurrent"
- " that the\nUSB port can provide. Unless you arefully"
- " confident that the current\nrequirements forOPP100"
- " use-case don't exceed the USB limits,switching\nto"
- " AC power is recommended.\n");
- opp_disable(mpu_dev, 600000000);
- opp_disable(mpu_dev, 720000000);
- }
- }
- static voidmmc0_no_cd_init(int evm_id, int profile)
- {
- setup_pin_mux(mmc0_common_pin_mux);
- omap2_hsmmc_init(am335x_mmc);
- return;
- }
- /* ConfigureGPIOs for GPIO Keys */
- static struct gpio_keys_button am335x_evm_gpio_buttons[] = {
- { //K1 --czx
- .code = BTN_0,
- .gpio = GPIO_TO_PIN(3, 14),
- .desc = "SW1",
- },
- { //K2
- .code = BTN_1,
- .gpio = GPIO_TO_PIN(3, 15),
- .desc = "SW2",
- },
- { //K3
- .code = BTN_2,
- .gpio = GPIO_TO_PIN(3, 16),
- .desc = "SW3",
- .wakeup = 1,
- },
- { //K4
- .code = BTN_3,
- .gpio = GPIO_TO_PIN(3, 18),
- .desc = "SW4",
- },
- };
- static structgpio_keys_platform_data am335x_evm_gpio_key_info = {
- .buttons = am335x_evm_gpio_buttons,
- .nbuttons =ARRAY_SIZE(am335x_evm_gpio_buttons),
- };
- static structplatform_device am335x_evm_gpio_keys = {
- .name = "gpio-keys",
- .id = -1,
- .dev = {
- .platform_data = &am335x_evm_gpio_key_info,
- },
- };
- static voidgpio_keys_init(int evm_id, int profile)
- {
- int err;
- pr_info("gpio_keys_init **********************************\n");
- setup_pin_mux(gpio_keys_pin_mux);
- err = platform_device_register(&am335x_evm_gpio_keys);
- if (err)
- pr_err("failed to register gpio key device\n");
- }
- static structgpio_led gpio_leds[] = {
- {
- .name = "am335x:EVM_SK:usr0",
- .gpio = GPIO_TO_PIN(1, 30), /* D1 */ //--czx
- },
- {
- .name = "am335x:EVM_SK:usr1",
- .gpio = GPIO_TO_PIN(1, 31), /* D2 */ //--czx
- .default_trigger = "heartbeat",
- },
- };
- static structgpio_led_platform_data gpio_led_info = {
- .leds = gpio_leds,
- .num_leds = ARRAY_SIZE(gpio_leds),
- };
- static structplatform_device leds_gpio = {
- .name = "leds-gpio",
- .id = -1,
- .dev = {
- .platform_data = &gpio_led_info,
- },
- };
- static voidgpio_led_init(int evm_id, int profile)
- {
- int err;
- pr_info("gpio_led_init ********************************** \n");
- setup_pin_mux(gpio_led_mux);
- err = platform_device_register(&leds_gpio);
- if (err)
- pr_err("failed to register gpio led device\n");
- }
- static void profibus_init(intevm_id, int profile)
- {
- //setup_pin_mux(profibus_pin_mux);
- return;
- }
- static structomap_rtc_pdata am335x_rtc_info = {
- .pm_off = false,
- .wakeup_capable = 0,
- };
- static voidam335x_rtc_init(int evm_id, int profile)
- {
- void __iomem *base;
- struct clk *clk;
- struct omap_hwmod *oh;
- struct platform_device *pdev;
- char *dev_name = "am33xx-rtc";
- clk =clk_get(NULL, "rtc_fck");
- if (IS_ERR(clk)) {
- pr_err("rtc : Failed to get RTC clock\n");
- return;
- }
- if(clk_enable(clk)) {
- pr_err("rtc: Clock Enable Failed\n");
- return;
- }
- base =ioremap(AM33XX_RTC_BASE, SZ_4K);
- if(WARN_ON(!base))
- return;
- /*Unlock the rtc's registers */
- writel(0x83e70b13, base + 0x6c);
- writel(0x95a4f1e0, base + 0x70);
- /*
- * Enable the 32K OSc
- * TODO: Need a better way to handle this
- * Since we want the clock to be running before mmc init
- * we need to do it before the rtc probe happens
- */
- writel(0x48, base + 0x54);
- iounmap(base);
- switch(evm_id) {
- case BEAGLE_BONE_A3:
- case BEAGLE_BONE_OLD:
- am335x_rtc_info.pm_off = true;
- break;
- default:
- break;
- }
- clk_disable(clk);
- clk_put(clk);
- if(omap_rev() >= AM335X_REV_ES2_0)
- am335x_rtc_info.wakeup_capable = 1;
- oh =omap_hwmod_lookup("rtc");
- if (!oh) {
- pr_err("could not look up %s\n", "rtc");
- return;
- }
- pdev =omap_device_build(dev_name, -1, oh, &am335x_rtc_info,
- sizeof(struct omap_rtc_pdata), NULL, 0, 0);
- WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n",
- dev_name, oh->name);
- }
- /* Enableclkout2 */
- static struct pinmux_config clkout2_pin_mux[] = {
- //{"xdma_event_intr1.clkout2", OMAP_MUX_MODE3 |AM33XX_PIN_OUTPUT},
- {NULL, 0},
- };
- static voidclkout2_enable(int evm_id, int profile)
- {
- struct clk *ck_32;
- ck_32 =clk_get(NULL, "clkout2_ck");
- if (IS_ERR(ck_32)) {
- pr_err("Cannot clk_get ck_32\n");
- return;
- }
- clk_enable(ck_32);
- setup_pin_mux(clkout2_pin_mux);
- }
- static voidsgx_init(int evm_id, int profile)
- {
- if (omap3_has_sgx()) {
- am33xx_gpu_init();
- }
- }
- /* General Purpose EVM */
- /*static struct evm_dev_cfg gen_purp_evm_dev_cfg[] = {
- {am335x_rtc_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {clkout2_enable, DEV_ON_BASEBOARD, PROFILE_ALL},
- {enable_ecap0, DEV_ON_DGHTR_BRD, (PROFILE_0 | PROFILE_1 |
- PROFILE_2 | PROFILE_7) },
- {lcdc_init, DEV_ON_DGHTR_BRD, (PROFILE_0 | PROFILE_1 |
- PROFILE_2 | PROFILE_7) },
- {mfd_tscadc_init, DEV_ON_DGHTR_BRD, (PROFILE_0 | PROFILE_1 |
- PROFILE_2 | PROFILE_7) },
- {rgmii1_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {rgmii2_init, DEV_ON_DGHTR_BRD, (PROFILE_1 | PROFILE_2 |
- PROFILE_4 | PROFILE_6) },
- {usb0_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {usb1_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {evm_nand_init, DEV_ON_DGHTR_BRD,
- (PROFILE_ALL & ~PROFILE_2 & ~PROFILE_3)},
- {i2c1_init, DEV_ON_DGHTR_BRD, (PROFILE_ALL & ~PROFILE_2)},
- {lis331dlh_init, DEV_ON_DGHTR_BRD, (PROFILE_ALL & ~PROFILE_2)},
- {mcasp1_init, DEV_ON_DGHTR_BRD, (PROFILE_0 | PROFILE_3 |PROFILE_7)},
- {mmc1_init, DEV_ON_DGHTR_BRD, PROFILE_2},
- {mmc2_wl12xx_init, DEV_ON_BASEBOARD, (PROFILE_0 | PROFILE_3 |
- PROFILE_5)},
- {mmc0_init, DEV_ON_BASEBOARD, (PROFILE_ALL & ~PROFILE_5)},
- {mmc0_no_cd_init, DEV_ON_BASEBOARD, PROFILE_5},
- {spi0_init, DEV_ON_DGHTR_BRD, PROFILE_2},
- {uart1_wl12xx_init, DEV_ON_BASEBOARD, (PROFILE_0 | PROFILE_3 |
- PROFILE_5)},
- {wl12xx_init, DEV_ON_BASEBOARD, (PROFILE_0 | PROFILE_3 |PROFILE_5)},
- {d_can_init, DEV_ON_DGHTR_BRD, PROFILE_1},
- {matrix_keypad_init, DEV_ON_DGHTR_BRD, PROFILE_0},
- {volume_keys_init, DEV_ON_DGHTR_BRD, PROFILE_0},
- {uart2_init, DEV_ON_DGHTR_BRD, PROFILE_3},
- {haptics_init, DEV_ON_DGHTR_BRD, (PROFILE_4)},
- {sgx_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {NULL, 0, 0},
- };
- */
- /* EVM - Starter Kit */
- static struct evm_dev_cfg evm_sk_dev_cfg[] = {
- {am335x_rtc_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {evm_nand_init, DEV_ON_BASEBOARD, PROFILE_ALL},//--czx
- //{spi0_init, DEV_ON_DGHTR_BRD, PROFILE_2},//--czx
- {usb0_init, DEV_ON_BASEBOARD, PROFILE_ALL},//--czx
- {usb1_init, DEV_ON_BASEBOARD, PROFILE_ALL},//--czx
- {mmc0_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- //{mmc1_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {rgmii1_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {rgmii2_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {lcdc_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {enable_ecap0, DEV_ON_BASEBOARD,PROFILE_ALL},//--lh
- {mfd_tscadc_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {gpio_keys_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {gpio_led_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- //{lis331dlh_init, DEV_ON_BASEBOARD, PROFILE_ALL}, //--lh
- {mcasp1_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {uart4_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- // {uart1_wl12xx_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- // {wl12xx_init, DEV_ON_BASEBOARD,PROFILE_ALL},
- //{gpio_ddr_vtt_enb_init, DEV_ON_BASEBOARD, PROFILE_ALL},
- {sgx_init, DEV_ON_BASEBOARD,PROFILE_ALL},
- {NULL, 0, 0},
- };
- static intam33xx_evm_tx_clk_dly_phy_fixup(struct phy_device *phydev)
- {
- phy_write(phydev, AR8051_PHY_DEBUG_ADDR_REG,
- AR8051_DEBUG_RGMII_CLK_DLY_REG);
- phy_write(phydev, AR8051_PHY_DEBUG_DATA_REG, AR8051_RGMII_TX_CLK_DLY);
- return0;
- }
- #defineAM33XX_VDD_CORE_OPP50_UV 1100000
- #define AM33XX_OPP120_FREQ 600000000
- #define AM33XX_OPPTURBO_FREQ 720000000
- #define AM33XX_ES2_0_VDD_CORE_OPP50_UV 950000
- #define AM33XX_ES2_0_OPP120_FREQ 720000000
- #define AM33XX_ES2_0_OPPTURBO_FREQ 800000000
- #define AM33XX_ES2_0_OPPNITRO_FREQ 1000000000
- #defineAM33XX_ES2_1_VDD_CORE_OPP50_UV 950000
- #define AM33XX_ES2_1_OPP120_FREQ 720000000
- #define AM33XX_ES2_1_OPPTURBO_FREQ 800000000
- #define AM33XX_ES2_1_OPPNITRO_FREQ 1000000000
- static voidam335x_opp_update(void)
- {
- u32 rev;
- int voltage_uv = 0;
- struct device *core_dev, *mpu_dev;
- struct regulator *core_reg;
- core_dev= omap_device_get_by_hwmod_name("l3_main");
- mpu_dev = omap_device_get_by_hwmod_name("mpu");
- if(!mpu_dev || !core_dev) {
- pr_err("%s: Aiee.. no mpu/core devices? %p %p\n",__func__,
- mpu_dev, core_dev);
- return;
- }
- core_reg= regulator_get(core_dev, "vdd_core");
- if (IS_ERR(core_reg)) {
- pr_err("%s: unable to get core regulator\n", __func__);
- return;
- }
- /*
- * Ensure physical regulator is present.
- * (e.g. could be dummy regulator.)
- */
- voltage_uv = regulator_get_voltage(core_reg);
- if (voltage_uv < 0) {
- pr_err("%s: physical regulator not present for core" \
- "(%d)\n", __func__,voltage_uv);
- regulator_put(core_reg);
- return;
- }
- pr_debug("%s:core regulator value %d\n", __func__, voltage_uv);
- if (voltage_uv > 0) {
- rev = omap_rev();
- switch (rev) {
- case AM335X_REV_ES1_0:
- if (voltage_uv <= AM33XX_VDD_CORE_OPP50_UV) {
- /*
- * disable the higher freqs - we dont care about
- * the results
- */
- opp_disable(mpu_dev, AM33XX_OPP120_FREQ);
- opp_disable(mpu_dev, AM33XX_OPPTURBO_FREQ);
- }
- break;
- case AM335X_REV_ES2_0:
- if (voltage_uv <= AM33XX_ES2_0_VDD_CORE_OPP50_UV) {
- /*
- * disable the higher freqs - we dont care about
- * the results
- */
- opp_disable(mpu_dev,
- AM33XX_ES2_0_OPP120_FREQ);
- opp_disable(mpu_dev,
- AM33XX_ES2_0_OPPTURBO_FREQ);
- opp_disable(mpu_dev,
- AM33XX_ES2_0_OPPNITRO_FREQ);
- }
- break;
- case AM335X_REV_ES2_1:
- /* FALLTHROUGH */
- default:
- if (voltage_uv <= AM33XX_ES2_1_VDD_CORE_OPP50_UV) {
- /*
- * disable the higher freqs - we dont care about
- * the results
- */
- opp_disable(mpu_dev,
- AM33XX_ES2_1_OPP120_FREQ);
- opp_disable(mpu_dev,
- AM33XX_ES2_1_OPPTURBO_FREQ);
- opp_disable(mpu_dev,
- AM33XX_ES2_1_OPPNITRO_FREQ);
- }
- break;
- }
- }
- }
- /*
- static void setup_general_purpose_evm(void)
- {
- u32 prof_sel = am335x_get_profile_selection();
- u32 boardid = GEN_PURP_EVM;
- pr_info("setup_general_purpose_evm********************************** \n");
- if (!strncmp("1.5A",config.version, 4))
- boardid = GEN_PURP_DDR3_EVM;
- pr_info("Theboard is general purpose EVM %sin profile %d\n",
- ((boardid == GEN_PURP_DDR3_EVM) ? "with DDR3 " :""),
- prof_sel);
- _configure_device(boardid,gen_purp_evm_dev_cfg, (1L<< prof_sel));
- am33xx_cpsw_init(AM33XX_CPSW_MODE_RGMII,NULL, NULL);
- /* Atheros Tx Clk delay Phy fixup */
- /*phy_register_fixup_for_uid(AM335X_EVM_PHY_ID, AM335X_EVM_PHY_MASK,
- am33xx_evm_tx_clk_dly_phy_fixup);
- }
- */
- /* EVM -Starter Kit */
- static void setup_starterkit(void)
- {
- pr_info("The board is a AM335x Starter Kit.\n");
- /*Starter Kit has Micro-SD slot which doesn't have Write Protect pin */
- am335x_mmc[0].gpio_wp = -EINVAL;
- _configure_device(EVM_SK,evm_sk_dev_cfg, PROFILE_NONE);
- am33xx_cpsw_init(AM33XX_CPSW_MODE_RGMII, NULL, NULL);
- /* Atheros Tx Clk delay Phy fixup */
- phy_register_fixup_for_uid(AM335X_EVM_PHY_ID, AM335X_EVM_PHY_MASK,
- am33xx_evm_tx_clk_dly_phy_fixup);
- }
- static voidam335x_setup_daughter_board(struct memory_accessor *m, void *c)
- {
- int ret;
- /*
- * Read from the EEPROM to see the presence of daughter board.
- * If present, print the cpld version.
- */
- ret =m->read(m, (char *)&config1, 0, sizeof(config1));
- if (ret == sizeof(config1)) {
- pr_info("Detected a daughter card on AM335x EVM..");
- daughter_brd_detected = true;
- }
- else {
- pr_info("No daughter card found\n");
- daughter_brd_detected = false;
- return;
- }
- if(!strncmp("CPLD", config1.cpld_ver, 4))
- pr_info("CPLD version: %s\n", config1.cpld_ver);
- else
- pr_err("Unknown CPLD version found\n");
- }
- static voidam335x_evm_setup(struct memory_accessor *mem_acc, void *context)
- {
- int ret;
- char tmp[10];
- pr_info("am335x_evm_setup **********************************\n");
-
- /* 1st get the MAC address from EEPROM */
- am335x_mac_addr[0][0]= 0x00;
- am335x_mac_addr[0][1] = 0x22;
- am335x_mac_addr[0][2] = 0x15;
- am335x_mac_addr[0][3] = 0x00;
- am335x_mac_addr[0][4] = 0x00;
- am335x_mac_addr[0][5] = 0x01;
- am335x_mac_addr[1][0] = 0x00;
- am335x_mac_addr[1][1] = 0x22;
- am335x_mac_addr[1][2] = 0x15;
- am335x_mac_addr[1][3] = 0x00;
- am335x_mac_addr[1][4] = 0x00;
- am335x_mac_addr[1][5] = 0x02;
- am335x_mac_addr[2][0] = 0x00;
- am335x_mac_addr[2][1] = 0x22;
- am335x_mac_addr[2][2] = 0x15;
- am335x_mac_addr[2][3] = 0x00;
- am335x_mac_addr[2][4] = 0x00;
- am335x_mac_addr[2][5] = 0x02;
- /*Fillup global mac id */
- am33xx_cpsw_macidfillup(&am335x_mac_addr[0][0],
- &am335x_mac_addr[1][0]);
- config.header= 0xEE3355AA;
- memcpy(config.name,"A335X_SK",8);
- memcpy(config.version,"V1.0",4);
- memcpy(config.opt,"SKU#01",6);
- snprintf(tmp,sizeof(config.name) + 1, "%s", config.name);
- pr_info("Board name: %s\n", tmp);
- snprintf(tmp, sizeof(config.version) + 1, "%s",config.version);
- pr_info("Board version: %s\n", tmp);
- daughter_brd_detected= false;
- setup_starterkit();
- am335x_opp_update();
- /*
- * For now, Beaglebone Black uses PG 2.0 that are speed binned andoperate
- * up to 1GHz. So re-enable Turbo and Nitro modes,
- */
- if (!strncmp("A335BNLT", config.name, 8)) {
- struct device *mpu_dev;
- mpu_dev= omap_device_get_by_hwmod_name("mpu");
- opp_enable(mpu_dev,
- AM33XX_ES2_0_OPPTURBO_FREQ);
- opp_enable(mpu_dev,
- AM33XX_ES2_0_OPPNITRO_FREQ);
- }
- /*SmartReflex also requires board information. */
- am33xx_sr_init();
- return;
- out:
- /*
- * If the EEPROM hasn't been programed or an incorrect header
- * or board name are read then the hardware details are unknown.
- * Notify the user and call machine_halt to stop the boot process.
- */
- pr_err("The error message above indicates that there is an issuewith\n"
- "the EEPROM or the EEPROM contents. Afterverifying the EEPROM\n"
- "contents, if any, refer to the %s function inthe\n"
- "%s file to modify the board\n"
- "initialization code to match the hardwareconfiguration\n",
- __func__ , __FILE__);
- machine_halt();
- }
- static structat24_platform_data am335x_daughter_board_eeprom_info = {
- .byte_len = (256*1024) / 8,
- .page_size = 64,
- .flags =AT24_FLAG_ADDR16,
- .setup =am335x_setup_daughter_board,
- .context = (void *)NULL,
- };
- static structat24_platform_data am335x_baseboard_eeprom_info = {
- .byte_len = (256*1024) / 8,
- .page_size = 64,
- .flags =AT24_FLAG_ADDR16,
- .setup =am335x_evm_setup,
- .context = (void *)NULL,
- };
- static structregulator_init_data am335x_dummy = {
- .constraints.always_on = true,
- };
- static structregulator_consumer_supply am335x_vdd1_supply[] = {
- REGULATOR_SUPPLY("vdd_mpu", NULL),
- };
- static structregulator_init_data am335x_vdd1 = {
- .constraints = {
- .min_uV = 600000,
- .max_uV = 1500000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(am335x_vdd1_supply),
- .consumer_supplies = am335x_vdd1_supply,
- .ignore_check_consumers = 1,
- };
- static structregulator_consumer_supply am335x_vdd2_supply[] = {
- REGULATOR_SUPPLY("vdd_core", NULL),
- };
- static structregulator_init_data am335x_vdd2 = {
- .constraints = {
- .min_uV = 600000,
- .max_uV = 1500000,
- .valid_modes_mask = REGULATOR_MODE_NORMAL,
- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
- .always_on = 1,
- },
- .num_consumer_supplies = ARRAY_SIZE(am335x_vdd2_supply),
- .consumer_supplies = am335x_vdd2_supply,
- .ignore_check_consumers = 1,
- };
- staticstruct tps65910_boardam335x_tps65910_info= {
- .tps65910_pmic_init_data[TPS65910_REG_VRTC] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VIO] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VDD1] =&am335x_vdd1,
- .tps65910_pmic_init_data[TPS65910_REG_VDD2] =&am335x_vdd2,
- .tps65910_pmic_init_data[TPS65910_REG_VDD3] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VDIG1] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VDIG2] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VPLL] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VDAC] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VAUX1] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VAUX2] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VAUX33] =&am335x_dummy,
- .tps65910_pmic_init_data[TPS65910_REG_VMMC] =&am335x_dummy,
- };
- /*
- * Daughter board Detection.
- * Every board has a ID memory (EEPROM) on board. We probe these devices at
- * machine init, starting from daughter board and ending with baseboard.
- * Assumptions :
- * 1. probe for i2c devicesare called in the order they are included in
- * the below struct. Daughter boards eeprom are probed 1st.Baseboard
- * eeprom probe is called last.
- */
- static struct i2c_board_info__initdata am335x_i2c0_boardinfo[]= {
- #if 1
- {
- /* Daughter Board EEPROM */
- I2C_BOARD_INFO("24c256", DAUG_BOARD_I2C_ADDR),
- .platform_data = &am335x_daughter_board_eeprom_info,
- },
- {
- /* Baseboard board EEPROM */
- I2C_BOARD_INFO("24c256", BASEBOARD_I2C_ADDR),
- .platform_data = &am335x_baseboard_eeprom_info,
- },
- #endif
- /*{
- I2C_BOARD_INFO("cpld_reg",0x35),
- },*/
- {
- I2C_BOARD_INFO("tps65910", TPS65910_I2C_ID1),
- .platform_data = &am335x_tps65910_info,
- },
- {
- I2C_BOARD_INFO("sgtl5000",0x0A),
-
- },
- };
- static structomap_musb_board_data musb_board_data = {
- .interface_type = MUSB_INTERFACE_ULPI,
- /*
- * mode[0:3] = USB0PORT's mode
- * mode[4:7] = USB1PORT's mode
- * AM335X beta EVM has USB0 inOTG mode and USB1 in hostmode.
- */
- .mode =(MUSB_HOST << 4) | MUSB_OTG,
- .power = 500,
- .instances = 1,
- };
- static intcpld_reg_probe(struct i2c_client*client,
- const struct i2c_device_id *id)
- {
- cpld_client = client;
- return 0;
- }
- static int__devexit cpld_reg_remove(struct i2c_client*client)
- {
- cpld_client = NULL;
- return 0;
- }
- static conststruct i2c_device_idcpld_reg_id[] = {
- { "cpld_reg", 0 },
- { }
- };
- static structi2c_driver cpld_reg_driver = {
- .driver = {
- .name = "cpld_reg",
- },
- .probe = cpld_reg_probe,
- .remove = cpld_reg_remove,
- .id_table = cpld_reg_id,
- };
- static voidevm_init_cpld(void)
- {
- i2c_add_driver(&cpld_reg_driver);
- }
- static void__init am335x_evm_i2c_init(void)
- {
- /* Initially assume General Purpose EVM Config */
- am335x_evm_id = GEN_PURP_EVM;
- setup_pin_mux(i2c0_pin_mux);
- //evm_init_cpld();
- omap_register_i2c_bus(1, 100, am335x_i2c0_boardinfo,
- ARRAY_SIZE(am335x_i2c0_boardinfo));
- }
- void __iomem*am33xx_emif_base;
- void __iomem* __init am33xx_get_mem_ctlr(void)
- {
- am33xx_emif_base= ioremap(AM33XX_EMIF0_BASE, SZ_32K);
- if(!am33xx_emif_base)
- pr_warning("%s: Unable to map DDR2controller", __func__);
- returnam33xx_emif_base;
- }
- void __iomem*am33xx_get_ram_base(void)
- {
- return am33xx_emif_base;
- }
- void __iomem*am33xx_gpio0_base;
- void __iomem*am33xx_get_gpio0_base(void)
- {
- am33xx_gpio0_base = ioremap(AM33XX_GPIO0_BASE, SZ_4K);
- returnam33xx_gpio0_base;
- }
- static structresource am33xx_cpuidle_resources[] = {
- {
- .start = AM33XX_EMIF0_BASE,
- .end = AM33XX_EMIF0_BASE + SZ_32K - 1,
- .flags = IORESOURCE_MEM,
- },
- };
- /* AM33XXdevices support DDR2 power down */
- static struct am33xx_cpuidle_config am33xx_cpuidle_pdata = {
- .ddr2_pdown = 1,
- };
- static structplatform_device am33xx_cpuidle_device = {
- .name = "cpuidle-am33xx",
- .num_resources = ARRAY_SIZE(am33xx_cpuidle_resources),
- .resource = am33xx_cpuidle_resources,
- .dev = {
- .platform_data = &am33xx_cpuidle_pdata,
- },
- };
- static void__init am33xx_cpuidle_init(void)
- {
- int ret;
- am33xx_cpuidle_pdata.emif_base= am33xx_get_mem_ctlr();
- ret =platform_device_register(&am33xx_cpuidle_device);
- if(ret)
- pr_warning("AM33XX cpuidle registration failed\n");
- }
- static void__init am335x_evm_init(void)
- {
- am33xx_cpuidle_init();
- am33xx_mux_init(board_mux);
- omap_serial_init();
- am335x_evm_i2c_init();
- omap_sdrc_init(NULL, NULL);
- usb_musb_init(&musb_board_data);
- omap_board_config = am335x_evm_config;
- omap_board_config_size = ARRAY_SIZE(am335x_evm_config);
- /* Create an alias for icss clock */
- if (clk_add_alias("pruss", NULL, "pruss_uart_gclk",NULL))
- pr_warn("failed to create an alias: icss_uart_gclk -->pruss\n");
- /* Create an alias for gfx/sgx clock */
- if (clk_add_alias("sgx_ck", NULL, "gfx_fclk", NULL))
- pr_warn("failed to create an alias: gfx_fclk -->sgx_ck\n");
- }
- static void__init am335x_evm_map_io(void)
- {
- omap2_set_globals_am33xx();
- omapam33xx_map_common_io();
- }
- MACHINE_START(AM335XEVM,"am335xevm")
- /* Maintainer: Texas Instruments */
- .atag_offset = 0x100,
- .map_io = am335x_evm_map_io,
- .init_early = am33xx_init_early,
- .init_irq = ti81xx_init_irq,
- .handle_irq = omap3_intc_handle_irq,
- .timer = &omap3_am33xx_timer,
- .init_machine = am335x_evm_init,
- MACHINE_END
- MACHINE_START(AM335XIAEVM,"am335xiaevm")
- /* Maintainer: Texas Instruments */
- .atag_offset = 0x100,
- .map_io = am335x_evm_map_io,
- .init_irq = ti81xx_init_irq,
- .init_early = am33xx_init_early,
- .timer = &omap3_am33xx_timer,
- .init_machine = am335x_evm_init,
- MACHINE_END
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