diff options
Diffstat (limited to 'arch/arm/mach-imx/mx51_efika.c')
| -rw-r--r-- | arch/arm/mach-imx/mx51_efika.c | 633 |
1 files changed, 0 insertions, 633 deletions
diff --git a/arch/arm/mach-imx/mx51_efika.c b/arch/arm/mach-imx/mx51_efika.c deleted file mode 100644 index ee870c49bc6..00000000000 --- a/arch/arm/mach-imx/mx51_efika.c +++ /dev/null @@ -1,633 +0,0 @@ -/* - * based on code from the following - * Copyright 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2009-2010 Pegatron Corporation. All Rights Reserved. - * Copyright 2009-2010 Genesi USA, Inc. All Rights Reserved. - * - * The code contained herein is licensed under the GNU General Public - * License. You may obtain a copy of the GNU General Public License - * Version 2 or later at the following locations: - * - * http://www.opensource.org/licenses/gpl-license.html - * http://www.gnu.org/copyleft/gpl.html - */ - -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <linux/leds.h> -#include <linux/input.h> -#include <linux/delay.h> -#include <linux/io.h> -#include <linux/spi/flash.h> -#include <linux/spi/spi.h> -#include <linux/mfd/mc13892.h> -#include <linux/regulator/machine.h> -#include <linux/regulator/consumer.h> - -#include <mach/common.h> -#include <mach/hardware.h> -#include <mach/iomux-mx51.h> - -#include <linux/usb/otg.h> -#include <linux/usb/ulpi.h> -#include <mach/ulpi.h> - -#include <asm/setup.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/time.h> - -#include "devices-imx51.h" -#include "efika.h" -#include "cpu_op-mx51.h" - -#define MX51_USB_CTRL_1_OFFSET 0x10 -#define MX51_USB_CTRL_UH1_EXT_CLK_EN (1 << 25) -#define MX51_USB_PLL_DIV_19_2_MHZ 0x01 - -#define EFIKAMX_USB_HUB_RESET IMX_GPIO_NR(1, 5) -#define EFIKAMX_USBH1_STP IMX_GPIO_NR(1, 27) - -#define EFIKAMX_SPI_CS0 IMX_GPIO_NR(4, 24) -#define EFIKAMX_SPI_CS1 IMX_GPIO_NR(4, 25) - -#define EFIKAMX_PMIC IMX_GPIO_NR(1, 6) - -static iomux_v3_cfg_t mx51efika_pads[] = { - /* UART1 */ - MX51_PAD_UART1_RXD__UART1_RXD, - MX51_PAD_UART1_TXD__UART1_TXD, - MX51_PAD_UART1_RTS__UART1_RTS, - MX51_PAD_UART1_CTS__UART1_CTS, - - /* SD 1 */ - MX51_PAD_SD1_CMD__SD1_CMD, - MX51_PAD_SD1_CLK__SD1_CLK, - MX51_PAD_SD1_DATA0__SD1_DATA0, - MX51_PAD_SD1_DATA1__SD1_DATA1, - MX51_PAD_SD1_DATA2__SD1_DATA2, - MX51_PAD_SD1_DATA3__SD1_DATA3, - - /* SD 2 */ - MX51_PAD_SD2_CMD__SD2_CMD, - MX51_PAD_SD2_CLK__SD2_CLK, - MX51_PAD_SD2_DATA0__SD2_DATA0, - MX51_PAD_SD2_DATA1__SD2_DATA1, - MX51_PAD_SD2_DATA2__SD2_DATA2, - MX51_PAD_SD2_DATA3__SD2_DATA3, - - /* SD/MMC WP/CD */ - MX51_PAD_GPIO1_0__SD1_CD, - MX51_PAD_GPIO1_1__SD1_WP, - MX51_PAD_GPIO1_7__SD2_WP, - MX51_PAD_GPIO1_8__SD2_CD, - - /* spi */ - MX51_PAD_CSPI1_MOSI__ECSPI1_MOSI, - MX51_PAD_CSPI1_MISO__ECSPI1_MISO, - MX51_PAD_CSPI1_SS0__GPIO4_24, - MX51_PAD_CSPI1_SS1__GPIO4_25, - MX51_PAD_CSPI1_RDY__ECSPI1_RDY, - MX51_PAD_CSPI1_SCLK__ECSPI1_SCLK, - MX51_PAD_GPIO1_6__GPIO1_6, - - /* USB HOST1 */ - MX51_PAD_USBH1_CLK__USBH1_CLK, - MX51_PAD_USBH1_DIR__USBH1_DIR, - MX51_PAD_USBH1_NXT__USBH1_NXT, - MX51_PAD_USBH1_DATA0__USBH1_DATA0, - MX51_PAD_USBH1_DATA1__USBH1_DATA1, - MX51_PAD_USBH1_DATA2__USBH1_DATA2, - MX51_PAD_USBH1_DATA3__USBH1_DATA3, - MX51_PAD_USBH1_DATA4__USBH1_DATA4, - MX51_PAD_USBH1_DATA5__USBH1_DATA5, - MX51_PAD_USBH1_DATA6__USBH1_DATA6, - MX51_PAD_USBH1_DATA7__USBH1_DATA7, - - /* USB HUB RESET */ - MX51_PAD_GPIO1_5__GPIO1_5, - - /* WLAN */ - MX51_PAD_EIM_A22__GPIO2_16, - MX51_PAD_EIM_A16__GPIO2_10, - - /* USB PHY RESET */ - MX51_PAD_EIM_D27__GPIO2_9, -}; - -/* Serial ports */ -static const struct imxuart_platform_data uart_pdata = { - .flags = IMXUART_HAVE_RTSCTS, -}; - -/* This function is board specific as the bit mask for the plldiv will also - * be different for other Freescale SoCs, thus a common bitmask is not - * possible and cannot get place in /plat-mxc/ehci.c. - */ -static int initialize_otg_port(struct platform_device *pdev) -{ - u32 v; - void __iomem *usb_base; - void __iomem *usbother_base; - usb_base = ioremap(MX51_USB_OTG_BASE_ADDR, SZ_4K); - if (!usb_base) - return -ENOMEM; - usbother_base = (void __iomem *)(usb_base + MX5_USBOTHER_REGS_OFFSET); - - /* Set the PHY clock to 19.2MHz */ - v = __raw_readl(usbother_base + MXC_USB_PHY_CTR_FUNC2_OFFSET); - v &= ~MX5_USB_UTMI_PHYCTRL1_PLLDIV_MASK; - v |= MX51_USB_PLL_DIV_19_2_MHZ; - __raw_writel(v, usbother_base + MXC_USB_PHY_CTR_FUNC2_OFFSET); - iounmap(usb_base); - - mdelay(10); - - return mx51_initialize_usb_hw(pdev->id, MXC_EHCI_INTERNAL_PHY); -} - -static const struct mxc_usbh_platform_data dr_utmi_config __initconst = { - .init = initialize_otg_port, - .portsc = MXC_EHCI_UTMI_16BIT, -}; - -static int initialize_usbh1_port(struct platform_device *pdev) -{ - iomux_v3_cfg_t usbh1stp = MX51_PAD_USBH1_STP__USBH1_STP; - iomux_v3_cfg_t usbh1gpio = MX51_PAD_USBH1_STP__GPIO1_27; - u32 v; - void __iomem *usb_base; - void __iomem *socregs_base; - - mxc_iomux_v3_setup_pad(usbh1gpio); - gpio_request(EFIKAMX_USBH1_STP, "usbh1_stp"); - gpio_direction_output(EFIKAMX_USBH1_STP, 0); - msleep(1); - gpio_set_value(EFIKAMX_USBH1_STP, 1); - msleep(1); - - usb_base = ioremap(MX51_USB_OTG_BASE_ADDR, SZ_4K); - socregs_base = (void __iomem *)(usb_base + MX5_USBOTHER_REGS_OFFSET); - - /* The clock for the USBH1 ULPI port will come externally */ - /* from the PHY. */ - v = __raw_readl(socregs_base + MX51_USB_CTRL_1_OFFSET); - __raw_writel(v | MX51_USB_CTRL_UH1_EXT_CLK_EN, - socregs_base + MX51_USB_CTRL_1_OFFSET); - - iounmap(usb_base); - - gpio_free(EFIKAMX_USBH1_STP); - mxc_iomux_v3_setup_pad(usbh1stp); - - mdelay(10); - - return mx51_initialize_usb_hw(pdev->id, MXC_EHCI_ITC_NO_THRESHOLD); -} - -static struct mxc_usbh_platform_data usbh1_config __initdata = { - .init = initialize_usbh1_port, - .portsc = MXC_EHCI_MODE_ULPI, -}; - -static void mx51_efika_hubreset(void) -{ - gpio_request(EFIKAMX_USB_HUB_RESET, "usb_hub_rst"); - gpio_direction_output(EFIKAMX_USB_HUB_RESET, 1); - msleep(1); - gpio_set_value(EFIKAMX_USB_HUB_RESET, 0); - msleep(1); - gpio_set_value(EFIKAMX_USB_HUB_RESET, 1); -} - -static void __init mx51_efika_usb(void) -{ - mx51_efika_hubreset(); - - /* pulling it low, means no USB at all... */ - gpio_request(EFIKA_USB_PHY_RESET, "usb_phy_reset"); - gpio_direction_output(EFIKA_USB_PHY_RESET, 0); - msleep(1); - gpio_set_value(EFIKA_USB_PHY_RESET, 1); - - usbh1_config.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | - ULPI_OTG_DRVVBUS_EXT | ULPI_OTG_EXTVBUSIND); - - imx51_add_mxc_ehci_otg(&dr_utmi_config); - if (usbh1_config.otg) - imx51_add_mxc_ehci_hs(1, &usbh1_config); -} - -static struct mtd_partition mx51_efika_spi_nor_partitions[] = { - { - .name = "u-boot", - .offset = 0, - .size = SZ_256K, - }, - { - .name = "config", - .offset = MTDPART_OFS_APPEND, - .size = SZ_64K, - }, -}; - -static struct flash_platform_data mx51_efika_spi_flash_data = { - .name = "spi_flash", - .parts = mx51_efika_spi_nor_partitions, - .nr_parts = ARRAY_SIZE(mx51_efika_spi_nor_partitions), - .type = "sst25vf032b", -}; - -static struct regulator_consumer_supply sw1_consumers[] = { - { - .supply = "cpu_vcc", - } -}; - -static struct regulator_consumer_supply vdig_consumers[] = { - /* sgtl5000 */ - REGULATOR_SUPPLY("VDDA", "1-000a"), - REGULATOR_SUPPLY("VDDD", "1-000a"), -}; - -static struct regulator_consumer_supply vvideo_consumers[] = { - /* sgtl5000 */ - REGULATOR_SUPPLY("VDDIO", "1-000a"), -}; - -static struct regulator_consumer_supply vsd_consumers[] = { - REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx51.0"), - REGULATOR_SUPPLY("vmmc", "sdhci-esdhc-imx51.1"), -}; - -static struct regulator_consumer_supply pwgt1_consumer[] = { - { - .supply = "pwgt1", - } -}; - -static struct regulator_consumer_supply pwgt2_consumer[] = { - { - .supply = "pwgt2", - } -}; - -static struct regulator_consumer_supply coincell_consumer[] = { - { - .supply = "coincell", - } -}; - -static struct regulator_init_data sw1_init = { - .constraints = { - .name = "SW1", - .min_uV = 600000, - .max_uV = 1375000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .valid_modes_mask = 0, - .always_on = 1, - .boot_on = 1, - .state_mem = { - .uV = 850000, - .mode = REGULATOR_MODE_NORMAL, - .enabled = 1, - }, - }, - .num_consumer_supplies = ARRAY_SIZE(sw1_consumers), - .consumer_supplies = sw1_consumers, -}; - -static struct regulator_init_data sw2_init = { - .constraints = { - .name = "SW2", - .min_uV = 900000, - .max_uV = 1850000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .always_on = 1, - .boot_on = 1, - .state_mem = { - .uV = 950000, - .mode = REGULATOR_MODE_NORMAL, - .enabled = 1, - }, - } -}; - -static struct regulator_init_data sw3_init = { - .constraints = { - .name = "SW3", - .min_uV = 1100000, - .max_uV = 1850000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .always_on = 1, - .boot_on = 1, - } -}; - -static struct regulator_init_data sw4_init = { - .constraints = { - .name = "SW4", - .min_uV = 1100000, - .max_uV = 1850000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .always_on = 1, - .boot_on = 1, - } -}; - -static struct regulator_init_data viohi_init = { - .constraints = { - .name = "VIOHI", - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data vusb_init = { - .constraints = { - .name = "VUSB", - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data swbst_init = { - .constraints = { - .name = "SWBST", - } -}; - -static struct regulator_init_data vdig_init = { - .constraints = { - .name = "VDIG", - .min_uV = 1050000, - .max_uV = 1800000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - .always_on = 1, - }, - .num_consumer_supplies = ARRAY_SIZE(vdig_consumers), - .consumer_supplies = vdig_consumers, -}; - -static struct regulator_init_data vpll_init = { - .constraints = { - .name = "VPLL", - .min_uV = 1050000, - .max_uV = 1800000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data vusb2_init = { - .constraints = { - .name = "VUSB2", - .min_uV = 2400000, - .max_uV = 2775000, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data vvideo_init = { - .constraints = { - .name = "VVIDEO", - .min_uV = 2775000, - .max_uV = 2775000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - .apply_uV = 1, - }, - .num_consumer_supplies = ARRAY_SIZE(vvideo_consumers), - .consumer_supplies = vvideo_consumers, -}; - -static struct regulator_init_data vaudio_init = { - .constraints = { - .name = "VAUDIO", - .min_uV = 2300000, - .max_uV = 3000000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - } -}; - -static struct regulator_init_data vsd_init = { - .constraints = { - .name = "VSD", - .min_uV = 1800000, - .max_uV = 3150000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE, - .boot_on = 1, - }, - .num_consumer_supplies = ARRAY_SIZE(vsd_consumers), - .consumer_supplies = vsd_consumers, -}; - -static struct regulator_init_data vcam_init = { - .constraints = { - .name = "VCAM", - .min_uV = 2500000, - .max_uV = 3000000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | - REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, - .valid_modes_mask = REGULATOR_MODE_FAST | REGULATOR_MODE_NORMAL, - .boot_on = 1, - } -}; - -static struct regulator_init_data vgen1_init = { - .constraints = { - .name = "VGEN1", - .min_uV = 1200000, - .max_uV = 3150000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data vgen2_init = { - .constraints = { - .name = "VGEN2", - .min_uV = 1200000, - .max_uV = 3150000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data vgen3_init = { - .constraints = { - .name = "VGEN3", - .min_uV = 1800000, - .max_uV = 2900000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - .boot_on = 1, - .always_on = 1, - } -}; - -static struct regulator_init_data gpo1_init = { - .constraints = { - .name = "GPO1", - } -}; - -static struct regulator_init_data gpo2_init = { - .constraints = { - .name = "GPO2", - } -}; - -static struct regulator_init_data gpo3_init = { - .constraints = { - .name = "GPO3", - } -}; - -static struct regulator_init_data gpo4_init = { - .constraints = { - .name = "GPO4", - } -}; - -static struct regulator_init_data pwgt1_init = { - .constraints = { - .valid_ops_mask = REGULATOR_CHANGE_STATUS, - .boot_on = 1, - }, - .num_consumer_supplies = ARRAY_SIZE(pwgt1_consumer), - .consumer_supplies = pwgt1_consumer, -}; - -static struct regulator_init_data pwgt2_init = { - .constraints = { - .valid_ops_mask = REGULATOR_CHANGE_STATUS, - .boot_on = 1, - }, - .num_consumer_supplies = ARRAY_SIZE(pwgt2_consumer), - .consumer_supplies = pwgt2_consumer, -}; - -static struct regulator_init_data vcoincell_init = { - .constraints = { - .name = "COINCELL", - .min_uV = 3000000, - .max_uV = 3000000, - .valid_ops_mask = - REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(coincell_consumer), - .consumer_supplies = coincell_consumer, -}; - -static struct mc13xxx_regulator_init_data mx51_efika_regulators[] = { - { .id = MC13892_SW1, .init_data = &sw1_init }, - { .id = MC13892_SW2, .init_data = &sw2_init }, - { .id = MC13892_SW3, .init_data = &sw3_init }, - { .id = MC13892_SW4, .init_data = &sw4_init }, - { .id = MC13892_SWBST, .init_data = &swbst_init }, - { .id = MC13892_VIOHI, .init_data = &viohi_init }, - { .id = MC13892_VPLL, .init_data = &vpll_init }, - { .id = MC13892_VDIG, .init_data = &vdig_init }, - { .id = MC13892_VSD, .init_data = &vsd_init }, - { .id = MC13892_VUSB2, .init_data = &vusb2_init }, - { .id = MC13892_VVIDEO, .init_data = &vvideo_init }, - { .id = MC13892_VAUDIO, .init_data = &vaudio_init }, - { .id = MC13892_VCAM, .init_data = &vcam_init }, - { .id = MC13892_VGEN1, .init_data = &vgen1_init }, - { .id = MC13892_VGEN2, .init_data = &vgen2_init }, - { .id = MC13892_VGEN3, .init_data = &vgen3_init }, - { .id = MC13892_VUSB, .init_data = &vusb_init }, - { .id = MC13892_GPO1, .init_data = &gpo1_init }, - { .id = MC13892_GPO2, .init_data = &gpo2_init }, - { .id = MC13892_GPO3, .init_data = &gpo3_init }, - { .id = MC13892_GPO4, .init_data = &gpo4_init }, - { .id = MC13892_PWGT1SPI, .init_data = &pwgt1_init }, - { .id = MC13892_PWGT2SPI, .init_data = &pwgt2_init }, - { .id = MC13892_VCOINCELL, .init_data = &vcoincell_init }, -}; - -static struct mc13xxx_platform_data mx51_efika_mc13892_data = { - .flags = MC13XXX_USE_RTC, - .regulators = { - .num_regulators = ARRAY_SIZE(mx51_efika_regulators), - .regulators = mx51_efika_regulators, - }, -}; - -static struct spi_board_info mx51_efika_spi_board_info[] __initdata = { - { - .modalias = "m25p80", - .max_speed_hz = 25000000, - .bus_num = 0, - .chip_select = 1, - .platform_data = &mx51_efika_spi_flash_data, - .irq = -1, - }, - { - .modalias = "mc13892", - .max_speed_hz = 1000000, - .bus_num = 0, - .chip_select = 0, - .platform_data = &mx51_efika_mc13892_data, - /* irq number is run-time assigned */ - }, -}; - -static int mx51_efika_spi_cs[] = { - EFIKAMX_SPI_CS0, - EFIKAMX_SPI_CS1, -}; - -static const struct spi_imx_master mx51_efika_spi_pdata __initconst = { - .chipselect = mx51_efika_spi_cs, - .num_chipselect = ARRAY_SIZE(mx51_efika_spi_cs), -}; - -void __init efika_board_common_init(void) -{ - mxc_iomux_v3_setup_multiple_pads(mx51efika_pads, - ARRAY_SIZE(mx51efika_pads)); - imx51_add_imx_uart(0, &uart_pdata); - mx51_efika_usb(); - - /* FIXME: comes from original code. check this. */ - if (mx51_revision() < IMX_CHIP_REVISION_2_0) - sw2_init.constraints.state_mem.uV = 1100000; - else if (mx51_revision() == IMX_CHIP_REVISION_2_0) { - sw2_init.constraints.state_mem.uV = 1250000; - sw1_init.constraints.state_mem.uV = 1000000; - } - if (machine_is_mx51_efikasb()) - vgen1_init.constraints.max_uV = 1200000; - - gpio_request(EFIKAMX_PMIC, "pmic irq"); - gpio_direction_input(EFIKAMX_PMIC); - mx51_efika_spi_board_info[1].irq = gpio_to_irq(EFIKAMX_PMIC); - spi_register_board_info(mx51_efika_spi_board_info, - ARRAY_SIZE(mx51_efika_spi_board_info)); - imx51_add_ecspi(0, &mx51_efika_spi_pdata); - - imx51_add_pata_imx(); - -#if defined(CONFIG_CPU_FREQ_IMX) - get_cpu_op = mx51_get_cpu_op; -#endif -} |