diff options
Diffstat (limited to 'arch/arm/mach-mxs/mach-mx28evk.c')
| -rw-r--r-- | arch/arm/mach-mxs/mach-mx28evk.c | 477 |
1 files changed, 0 insertions, 477 deletions
diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c deleted file mode 100644 index dafd48e86c8c..000000000000 --- a/arch/arm/mach-mxs/mach-mx28evk.c +++ /dev/null @@ -1,477 +0,0 @@ -/* - * Copyright 2010 Freescale Semiconductor, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/gpio.h> -#include <linux/leds.h> -#include <linux/clk.h> -#include <linux/i2c.h> -#include <linux/regulator/machine.h> -#include <linux/regulator/fixed.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> - -#include <mach/common.h> -#include <mach/iomux-mx28.h> -#include <mach/digctl.h> - -#include "devices-mx28.h" - -#define MX28EVK_FLEXCAN_SWITCH MXS_GPIO_NR(2, 13) -#define MX28EVK_FEC_PHY_POWER MXS_GPIO_NR(2, 15) -#define MX28EVK_GPIO_LED MXS_GPIO_NR(3, 5) -#define MX28EVK_BL_ENABLE MXS_GPIO_NR(3, 18) -#define MX28EVK_LCD_ENABLE MXS_GPIO_NR(3, 30) -#define MX28EVK_FEC_PHY_RESET MXS_GPIO_NR(4, 13) - -#define MX28EVK_MMC0_WRITE_PROTECT MXS_GPIO_NR(2, 12) -#define MX28EVK_MMC1_WRITE_PROTECT MXS_GPIO_NR(0, 28) -#define MX28EVK_MMC0_SLOT_POWER MXS_GPIO_NR(3, 28) -#define MX28EVK_MMC1_SLOT_POWER MXS_GPIO_NR(3, 29) - -static const iomux_cfg_t mx28evk_pads[] __initconst = { - /* duart */ - MX28_PAD_PWM0__DUART_RX | MXS_PAD_CTRL, - MX28_PAD_PWM1__DUART_TX | MXS_PAD_CTRL, - - /* auart0 */ - MX28_PAD_AUART0_RX__AUART0_RX | MXS_PAD_CTRL, - MX28_PAD_AUART0_TX__AUART0_TX | MXS_PAD_CTRL, - MX28_PAD_AUART0_CTS__AUART0_CTS | MXS_PAD_CTRL, - MX28_PAD_AUART0_RTS__AUART0_RTS | MXS_PAD_CTRL, - /* auart3 */ - MX28_PAD_AUART3_RX__AUART3_RX | MXS_PAD_CTRL, - MX28_PAD_AUART3_TX__AUART3_TX | MXS_PAD_CTRL, - MX28_PAD_AUART3_CTS__AUART3_CTS | MXS_PAD_CTRL, - MX28_PAD_AUART3_RTS__AUART3_RTS | MXS_PAD_CTRL, - -#define MXS_PAD_FEC (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP) - /* fec0 */ - MX28_PAD_ENET0_MDC__ENET0_MDC | MXS_PAD_FEC, - MX28_PAD_ENET0_MDIO__ENET0_MDIO | MXS_PAD_FEC, - MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | MXS_PAD_FEC, - MX28_PAD_ENET0_RXD0__ENET0_RXD0 | MXS_PAD_FEC, - MX28_PAD_ENET0_RXD1__ENET0_RXD1 | MXS_PAD_FEC, - MX28_PAD_ENET0_TX_EN__ENET0_TX_EN | MXS_PAD_FEC, - MX28_PAD_ENET0_TXD0__ENET0_TXD0 | MXS_PAD_FEC, - MX28_PAD_ENET0_TXD1__ENET0_TXD1 | MXS_PAD_FEC, - MX28_PAD_ENET_CLK__CLKCTRL_ENET | MXS_PAD_FEC, - /* fec1 */ - MX28_PAD_ENET0_CRS__ENET1_RX_EN | MXS_PAD_FEC, - MX28_PAD_ENET0_RXD2__ENET1_RXD0 | MXS_PAD_FEC, - MX28_PAD_ENET0_RXD3__ENET1_RXD1 | MXS_PAD_FEC, - MX28_PAD_ENET0_COL__ENET1_TX_EN | MXS_PAD_FEC, - MX28_PAD_ENET0_TXD2__ENET1_TXD0 | MXS_PAD_FEC, - MX28_PAD_ENET0_TXD3__ENET1_TXD1 | MXS_PAD_FEC, - /* phy power line */ - MX28_PAD_SSP1_DATA3__GPIO_2_15 | MXS_PAD_CTRL, - /* phy reset line */ - MX28_PAD_ENET0_RX_CLK__GPIO_4_13 | MXS_PAD_CTRL, - - /* flexcan0 */ - MX28_PAD_GPMI_RDY2__CAN0_TX, - MX28_PAD_GPMI_RDY3__CAN0_RX, - /* flexcan1 */ - MX28_PAD_GPMI_CE2N__CAN1_TX, - MX28_PAD_GPMI_CE3N__CAN1_RX, - /* transceiver power control */ - MX28_PAD_SSP1_CMD__GPIO_2_13, - - /* mxsfb (lcdif) */ - MX28_PAD_LCD_D00__LCD_D0 | MXS_PAD_CTRL, - MX28_PAD_LCD_D01__LCD_D1 | MXS_PAD_CTRL, - MX28_PAD_LCD_D02__LCD_D2 | MXS_PAD_CTRL, - MX28_PAD_LCD_D03__LCD_D3 | MXS_PAD_CTRL, - MX28_PAD_LCD_D04__LCD_D4 | MXS_PAD_CTRL, - MX28_PAD_LCD_D05__LCD_D5 | MXS_PAD_CTRL, - MX28_PAD_LCD_D06__LCD_D6 | MXS_PAD_CTRL, - MX28_PAD_LCD_D07__LCD_D7 | MXS_PAD_CTRL, - MX28_PAD_LCD_D08__LCD_D8 | MXS_PAD_CTRL, - MX28_PAD_LCD_D09__LCD_D9 | MXS_PAD_CTRL, - MX28_PAD_LCD_D10__LCD_D10 | MXS_PAD_CTRL, - MX28_PAD_LCD_D11__LCD_D11 | MXS_PAD_CTRL, - MX28_PAD_LCD_D12__LCD_D12 | MXS_PAD_CTRL, - MX28_PAD_LCD_D13__LCD_D13 | MXS_PAD_CTRL, - MX28_PAD_LCD_D14__LCD_D14 | MXS_PAD_CTRL, - MX28_PAD_LCD_D15__LCD_D15 | MXS_PAD_CTRL, - MX28_PAD_LCD_D16__LCD_D16 | MXS_PAD_CTRL, - MX28_PAD_LCD_D17__LCD_D17 | MXS_PAD_CTRL, - MX28_PAD_LCD_D18__LCD_D18 | MXS_PAD_CTRL, - MX28_PAD_LCD_D19__LCD_D19 | MXS_PAD_CTRL, - MX28_PAD_LCD_D20__LCD_D20 | MXS_PAD_CTRL, - MX28_PAD_LCD_D21__LCD_D21 | MXS_PAD_CTRL, - MX28_PAD_LCD_D22__LCD_D22 | MXS_PAD_CTRL, - MX28_PAD_LCD_D23__LCD_D23 | MXS_PAD_CTRL, - MX28_PAD_LCD_RD_E__LCD_VSYNC | MXS_PAD_CTRL, - MX28_PAD_LCD_WR_RWN__LCD_HSYNC | MXS_PAD_CTRL, - MX28_PAD_LCD_RS__LCD_DOTCLK | MXS_PAD_CTRL, - MX28_PAD_LCD_CS__LCD_ENABLE | MXS_PAD_CTRL, - /* LCD panel enable */ - MX28_PAD_LCD_RESET__GPIO_3_30 | MXS_PAD_CTRL, - /* backlight control */ - MX28_PAD_PWM2__GPIO_3_18 | MXS_PAD_CTRL, - /* mmc0 */ - MX28_PAD_SSP0_DATA0__SSP0_D0 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA1__SSP0_D1 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA2__SSP0_D2 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA3__SSP0_D3 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA4__SSP0_D4 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA5__SSP0_D5 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA6__SSP0_D6 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DATA7__SSP0_D7 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_CMD__SSP0_CMD | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SSP0_DETECT__SSP0_CARD_DETECT | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_SSP0_SCK__SSP0_SCK | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - /* write protect */ - MX28_PAD_SSP1_SCK__GPIO_2_12 | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - /* slot power enable */ - MX28_PAD_PWM3__GPIO_3_28 | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - - /* mmc1 */ - MX28_PAD_GPMI_D00__SSP1_D0 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D01__SSP1_D1 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D02__SSP1_D2 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D03__SSP1_D3 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D04__SSP1_D4 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D05__SSP1_D5 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D06__SSP1_D6 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_D07__SSP1_D7 | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_RDY1__SSP1_CMD | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_GPMI_RDY0__SSP1_CARD_DETECT | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - MX28_PAD_GPMI_WRN__SSP1_SCK | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - /* write protect */ - MX28_PAD_GPMI_RESETN__GPIO_0_28 | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - /* slot power enable */ - MX28_PAD_PWM4__GPIO_3_29 | - (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), - - /* led */ - MX28_PAD_AUART1_TX__GPIO_3_5 | MXS_PAD_CTRL, - - /* I2C */ - MX28_PAD_I2C0_SCL__I2C0_SCL | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_I2C0_SDA__I2C0_SDA | - (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - - /* saif0 & saif1 */ - MX28_PAD_SAIF0_MCLK__SAIF0_MCLK | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SAIF0_LRCLK__SAIF0_LRCLK | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SAIF0_BITCLK__SAIF0_BITCLK | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SAIF0_SDATA0__SAIF0_SDATA0 | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), - MX28_PAD_SAIF1_SDATA0__SAIF1_SDATA0 | - (MXS_PAD_12MA | MXS_PAD_3V3 | MXS_PAD_PULLUP), -}; - -/* led */ -static const struct gpio_led mx28evk_leds[] __initconst = { - { - .name = "GPIO-LED", - .default_trigger = "heartbeat", - .gpio = MX28EVK_GPIO_LED, - }, -}; - -static const struct gpio_led_platform_data mx28evk_led_data __initconst = { - .leds = mx28evk_leds, - .num_leds = ARRAY_SIZE(mx28evk_leds), -}; - -/* fec */ -static void __init mx28evk_fec_reset(void) -{ - struct clk *clk; - - /* Enable fec phy clock */ - clk = clk_get_sys("enet_out", NULL); - if (!IS_ERR(clk)) - clk_prepare_enable(clk); - - gpio_set_value(MX28EVK_FEC_PHY_RESET, 0); - mdelay(1); - gpio_set_value(MX28EVK_FEC_PHY_RESET, 1); -} - -static struct fec_platform_data mx28_fec_pdata[] __initdata = { - { - /* fec0 */ - .phy = PHY_INTERFACE_MODE_RMII, - }, { - /* fec1 */ - .phy = PHY_INTERFACE_MODE_RMII, - }, -}; - -static int __init mx28evk_fec_get_mac(void) -{ - int i; - u32 val; - const u32 *ocotp = mxs_get_ocotp(); - - if (!ocotp) - return -ETIMEDOUT; - - /* - * OCOTP only stores the last 4 octets for each mac address, - * so hard-code Freescale OUI (00:04:9f) here. - */ - for (i = 0; i < 2; i++) { - val = ocotp[i]; - mx28_fec_pdata[i].mac[0] = 0x00; - mx28_fec_pdata[i].mac[1] = 0x04; - mx28_fec_pdata[i].mac[2] = 0x9f; - mx28_fec_pdata[i].mac[3] = (val >> 16) & 0xff; - mx28_fec_pdata[i].mac[4] = (val >> 8) & 0xff; - mx28_fec_pdata[i].mac[5] = (val >> 0) & 0xff; - } - - return 0; -} - -/* - * MX28EVK_FLEXCAN_SWITCH is shared between both flexcan controllers - */ -static int flexcan0_en, flexcan1_en; - -static void mx28evk_flexcan_switch(void) -{ - if (flexcan0_en || flexcan1_en) - gpio_set_value(MX28EVK_FLEXCAN_SWITCH, 1); - else - gpio_set_value(MX28EVK_FLEXCAN_SWITCH, 0); -} - -static void mx28evk_flexcan0_switch(int enable) -{ - flexcan0_en = enable; - mx28evk_flexcan_switch(); -} - -static void mx28evk_flexcan1_switch(int enable) -{ - flexcan1_en = enable; - mx28evk_flexcan_switch(); -} - -static const struct flexcan_platform_data - mx28evk_flexcan_pdata[] __initconst = { - { - .transceiver_switch = mx28evk_flexcan0_switch, - }, { - .transceiver_switch = mx28evk_flexcan1_switch, - } -}; - -/* mxsfb (lcdif) */ -static struct fb_videomode mx28evk_video_modes[] = { - { - .name = "Seiko-43WVF1G", - .refresh = 60, - .xres = 800, - .yres = 480, - .pixclock = 29851, /* picosecond (33.5 MHz) */ - .left_margin = 89, - .right_margin = 164, - .upper_margin = 23, - .lower_margin = 10, - .hsync_len = 10, - .vsync_len = 10, - .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | - FB_SYNC_DOTCLK_FAILING_ACT, - }, -}; - -static const struct mxsfb_platform_data mx28evk_mxsfb_pdata __initconst = { - .mode_list = mx28evk_video_modes, - .mode_count = ARRAY_SIZE(mx28evk_video_modes), - .default_bpp = 32, - .ld_intf_width = STMLCDIF_24BIT, -}; - -static struct mxs_mmc_platform_data mx28evk_mmc_pdata[] __initdata = { - { - /* mmc0 */ - .wp_gpio = MX28EVK_MMC0_WRITE_PROTECT, - .flags = SLOTF_8_BIT_CAPABLE, - }, { - /* mmc1 */ - .wp_gpio = MX28EVK_MMC1_WRITE_PROTECT, - .flags = SLOTF_8_BIT_CAPABLE, - }, -}; - -static struct i2c_board_info mxs_i2c0_board_info[] __initdata = { - { - I2C_BOARD_INFO("sgtl5000", 0x0a), - }, -}; - -#if defined(CONFIG_REGULATOR_FIXED_VOLTAGE) || defined(CONFIG_REGULATOR_FIXED_VOLTAGE_MODULE) -static struct regulator_consumer_supply mx28evk_audio_consumer_supplies[] = { - REGULATOR_SUPPLY("VDDA", "0-000a"), - REGULATOR_SUPPLY("VDDIO", "0-000a"), -}; - -static struct regulator_init_data mx28evk_vdd_reg_init_data = { - .constraints = { - .name = "3V3", - .always_on = 1, - }, - .consumer_supplies = mx28evk_audio_consumer_supplies, - .num_consumer_supplies = ARRAY_SIZE(mx28evk_audio_consumer_supplies), -}; - -static struct fixed_voltage_config mx28evk_vdd_pdata = { - .supply_name = "board-3V3", - .microvolts = 3300000, - .gpio = -EINVAL, - .enabled_at_boot = 1, - .init_data = &mx28evk_vdd_reg_init_data, -}; -static struct platform_device mx28evk_voltage_regulator = { - .name = "reg-fixed-voltage", - .id = -1, - .num_resources = 0, - .dev = { - .platform_data = &mx28evk_vdd_pdata, - }, -}; -static void __init mx28evk_add_regulators(void) -{ - platform_device_register(&mx28evk_voltage_regulator); -} -#else -static void __init mx28evk_add_regulators(void) {} -#endif - -static const struct gpio mx28evk_gpios[] __initconst = { - { MX28EVK_LCD_ENABLE, GPIOF_OUT_INIT_HIGH, "lcd-enable" }, - { MX28EVK_BL_ENABLE, GPIOF_OUT_INIT_HIGH, "bl-enable" }, - { MX28EVK_FLEXCAN_SWITCH, GPIOF_DIR_OUT, "flexcan-switch" }, - { MX28EVK_MMC0_SLOT_POWER, GPIOF_OUT_INIT_LOW, "mmc0-slot-power" }, - { MX28EVK_MMC1_SLOT_POWER, GPIOF_OUT_INIT_LOW, "mmc1-slot-power" }, - { MX28EVK_FEC_PHY_POWER, GPIOF_OUT_INIT_LOW, "fec-phy-power" }, - { MX28EVK_FEC_PHY_RESET, GPIOF_DIR_OUT, "fec-phy-reset" }, -}; - -static const struct mxs_saif_platform_data - mx28evk_mxs_saif_pdata[] __initconst = { - /* working on EXTMSTR0 mode (saif0 master, saif1 slave) */ - { - .master_mode = 1, - .master_id = 0, - }, { - .master_mode = 0, - .master_id = 0, - }, -}; - -static void __init mx28evk_init(void) -{ - int ret; - - mx28_soc_init(); - - mxs_iomux_setup_multiple_pads(mx28evk_pads, ARRAY_SIZE(mx28evk_pads)); - - mx28_add_duart(); - mx28_add_auart0(); - mx28_add_auart3(); - - if (mx28evk_fec_get_mac()) - pr_warn("%s: failed on fec mac setup\n", __func__); - - ret = gpio_request_array(mx28evk_gpios, ARRAY_SIZE(mx28evk_gpios)); - if (ret) - pr_err("One or more GPIOs failed to be requested: %d\n", ret); - - mx28evk_fec_reset(); - mx28_add_fec(0, &mx28_fec_pdata[0]); - mx28_add_fec(1, &mx28_fec_pdata[1]); - - mx28_add_flexcan(0, &mx28evk_flexcan_pdata[0]); - mx28_add_flexcan(1, &mx28evk_flexcan_pdata[1]); - - mx28_add_mxsfb(&mx28evk_mxsfb_pdata); - - mxs_saif_clkmux_select(MXS_DIGCTL_SAIF_CLKMUX_EXTMSTR0); - mx28_add_saif(0, &mx28evk_mxs_saif_pdata[0]); - mx28_add_saif(1, &mx28evk_mxs_saif_pdata[1]); - - mx28_add_mxs_i2c(0); - i2c_register_board_info(0, mxs_i2c0_board_info, - ARRAY_SIZE(mxs_i2c0_board_info)); - - mx28evk_add_regulators(); - - mxs_add_platform_device("mxs-sgtl5000", 0, NULL, 0, - NULL, 0); - - mx28_add_mxs_mmc(0, &mx28evk_mmc_pdata[0]); - mx28_add_mxs_mmc(1, &mx28evk_mmc_pdata[1]); - - mx28_add_rtc_stmp3xxx(); - - gpio_led_register_device(0, &mx28evk_led_data); -} - -static void __init mx28evk_timer_init(void) -{ - mx28_clocks_init(); -} - -static struct sys_timer mx28evk_timer = { - .init = mx28evk_timer_init, -}; - -MACHINE_START(MX28EVK, "Freescale MX28 EVK") - /* Maintainer: Freescale Semiconductor, Inc. */ - .map_io = mx28_map_io, - .init_irq = mx28_init_irq, - .timer = &mx28evk_timer, - .init_machine = mx28evk_init, - .restart = mxs_restart, -MACHINE_END |