+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * mach-imx27_visstrim_m10.c
- *
- * Copyright 2010 Javier Martin <javier.martin@vista-silicon.com>
- *
- * Based on mach-pcm038.c, mach-pca100.c, mach-mx27ads.c and others.
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/platform_device.h>
-#include <linux/mtd/physmap.h>
-#include <linux/i2c.h>
-#include <linux/platform_data/pca953x.h>
-#include <linux/input.h>
-#include <linux/gpio.h>
-#include <linux/delay.h>
-#include <linux/dma-map-ops.h>
-#include <linux/leds.h>
-#include <linux/platform_data/asoc-mx27vis.h>
-#include <sound/tlv320aic32x4.h>
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/time.h>
-#include <asm/system_info.h>
-#include <asm/memblock.h>
-
-#include "common.h"
-#include "devices-imx27.h"
-#include "ehci.h"
-#include "hardware.h"
-#include "iomux-mx27.h"
-
-#define TVP5150_RSTN (GPIO_PORTC + 18)
-#define TVP5150_PWDN (GPIO_PORTC + 19)
-#define OTG_PHY_CS_GPIO (GPIO_PORTF + 17)
-#define SDHC1_IRQ_GPIO IMX_GPIO_NR(2, 25)
-
-#define VERSION_MASK 0x7
-#define MOTHERBOARD_SHIFT 4
-#define EXPBOARD_SHIFT 0
-
-#define MOTHERBOARD_BIT2 (GPIO_PORTD + 31)
-#define MOTHERBOARD_BIT1 (GPIO_PORTD + 30)
-#define MOTHERBOARD_BIT0 (GPIO_PORTD + 29)
-
-#define EXPBOARD_BIT2 (GPIO_PORTD + 25)
-#define EXPBOARD_BIT1 (GPIO_PORTD + 27)
-#define EXPBOARD_BIT0 (GPIO_PORTD + 28)
-
-#define AMP_GAIN_0 (GPIO_PORTF + 9)
-#define AMP_GAIN_1 (GPIO_PORTF + 8)
-#define AMP_MUTE_SDL (GPIO_PORTE + 5)
-#define AMP_MUTE_SDR (GPIO_PORTF + 7)
-
-static const int visstrim_m10_pins[] __initconst = {
- /* UART1 (console) */
- PE12_PF_UART1_TXD,
- PE13_PF_UART1_RXD,
- PE14_PF_UART1_CTS,
- PE15_PF_UART1_RTS,
- /* FEC */
- PD0_AIN_FEC_TXD0,
- PD1_AIN_FEC_TXD1,
- PD2_AIN_FEC_TXD2,
- PD3_AIN_FEC_TXD3,
- PD4_AOUT_FEC_RX_ER,
- PD5_AOUT_FEC_RXD1,
- PD6_AOUT_FEC_RXD2,
- PD7_AOUT_FEC_RXD3,
- PD8_AF_FEC_MDIO,
- PD9_AIN_FEC_MDC,
- PD10_AOUT_FEC_CRS,
- PD11_AOUT_FEC_TX_CLK,
- PD12_AOUT_FEC_RXD0,
- PD13_AOUT_FEC_RX_DV,
- PD14_AOUT_FEC_RX_CLK,
- PD15_AOUT_FEC_COL,
- PD16_AIN_FEC_TX_ER,
- PF23_AIN_FEC_TX_EN,
- /* SSI1 */
- PC20_PF_SSI1_FS,
- PC21_PF_SSI1_RXD,
- PC22_PF_SSI1_TXD,
- PC23_PF_SSI1_CLK,
- /* SDHC1 */
- PE18_PF_SD1_D0,
- PE19_PF_SD1_D1,
- PE20_PF_SD1_D2,
- PE21_PF_SD1_D3,
- PE22_PF_SD1_CMD,
- PE23_PF_SD1_CLK,
- /* Both I2Cs */
- PD17_PF_I2C_DATA,
- PD18_PF_I2C_CLK,
- PC5_PF_I2C2_SDA,
- PC6_PF_I2C2_SCL,
- /* USB OTG */
- OTG_PHY_CS_GPIO | GPIO_GPIO | GPIO_OUT,
- PC9_PF_USBOTG_DATA0,
- PC11_PF_USBOTG_DATA1,
- PC10_PF_USBOTG_DATA2,
- PC13_PF_USBOTG_DATA3,
- PC12_PF_USBOTG_DATA4,
- PC7_PF_USBOTG_DATA5,
- PC8_PF_USBOTG_DATA6,
- PE25_PF_USBOTG_DATA7,
- PE24_PF_USBOTG_CLK,
- PE2_PF_USBOTG_DIR,
- PE0_PF_USBOTG_NXT,
- PE1_PF_USBOTG_STP,
- PB23_PF_USB_PWR,
- PB24_PF_USB_OC,
- /* CSI */
- TVP5150_RSTN | GPIO_GPIO | GPIO_OUT,
- TVP5150_PWDN | GPIO_GPIO | GPIO_OUT,
- PB10_PF_CSI_D0,
- PB11_PF_CSI_D1,
- PB12_PF_CSI_D2,
- PB13_PF_CSI_D3,
- PB14_PF_CSI_D4,
- PB15_PF_CSI_MCLK,
- PB16_PF_CSI_PIXCLK,
- PB17_PF_CSI_D5,
- PB18_PF_CSI_D6,
- PB19_PF_CSI_D7,
- PB20_PF_CSI_VSYNC,
- PB21_PF_CSI_HSYNC,
- /* mother board version */
- MOTHERBOARD_BIT2 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
- MOTHERBOARD_BIT1 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
- MOTHERBOARD_BIT0 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
- /* expansion board version */
- EXPBOARD_BIT2 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
- EXPBOARD_BIT1 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
- EXPBOARD_BIT0 | GPIO_GPIO | GPIO_IN | GPIO_PUEN,
- /* Audio AMP control */
- AMP_GAIN_0 | GPIO_GPIO | GPIO_OUT,
- AMP_GAIN_1 | GPIO_GPIO | GPIO_OUT,
- AMP_MUTE_SDL | GPIO_GPIO | GPIO_OUT,
- AMP_MUTE_SDR | GPIO_GPIO | GPIO_OUT,
-};
-
-static struct gpio visstrim_m10_version_gpios[] = {
- { EXPBOARD_BIT0, GPIOF_IN, "exp-version-0" },
- { EXPBOARD_BIT1, GPIOF_IN, "exp-version-1" },
- { EXPBOARD_BIT2, GPIOF_IN, "exp-version-2" },
- { MOTHERBOARD_BIT0, GPIOF_IN, "mother-version-0" },
- { MOTHERBOARD_BIT1, GPIOF_IN, "mother-version-1" },
- { MOTHERBOARD_BIT2, GPIOF_IN, "mother-version-2" },
-};
-
-static const struct gpio visstrim_m10_gpios[] __initconst = {
- {
- .gpio = TVP5150_RSTN,
- .flags = GPIOF_DIR_OUT | GPIOF_INIT_HIGH,
- .label = "tvp5150_rstn",
- },
- {
- .gpio = TVP5150_PWDN,
- .flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
- .label = "tvp5150_pwdn",
- },
- {
- .gpio = OTG_PHY_CS_GPIO,
- .flags = GPIOF_DIR_OUT | GPIOF_INIT_LOW,
- .label = "usbotg_cs",
- },
- {
- .gpio = AMP_GAIN_0,
- .flags = GPIOF_DIR_OUT,
- .label = "amp-gain-0",
- },
- {
- .gpio = AMP_GAIN_1,
- .flags = GPIOF_DIR_OUT,
- .label = "amp-gain-1",
- },
- {
- .gpio = AMP_MUTE_SDL,
- .flags = GPIOF_DIR_OUT,
- .label = "amp-mute-sdl",
- },
- {
- .gpio = AMP_MUTE_SDR,
- .flags = GPIOF_DIR_OUT,
- .label = "amp-mute-sdr",
- },
-};
-
-/* Camera */
-static struct mx2_camera_platform_data visstrim_camera = {
- .flags = MX2_CAMERA_CCIR | MX2_CAMERA_CCIR_INTERLACE |
- MX2_CAMERA_PCLK_SAMPLE_RISING,
- .clk = 100000,
-};
-
-static phys_addr_t mx2_camera_base __initdata;
-#define MX2_CAMERA_BUF_SIZE SZ_8M
-
-static void __init visstrim_analog_camera_init(void)
-{
- struct platform_device *pdev;
-
- gpio_set_value(TVP5150_PWDN, 1);
- ndelay(1);
- gpio_set_value(TVP5150_RSTN, 0);
- ndelay(500);
- gpio_set_value(TVP5150_RSTN, 1);
- ndelay(200000);
-
- pdev = imx27_add_mx2_camera(&visstrim_camera);
- if (IS_ERR(pdev))
- return;
-
- dma_declare_coherent_memory(&pdev->dev, mx2_camera_base,
- mx2_camera_base, MX2_CAMERA_BUF_SIZE);
-}
-
-static void __init visstrim_reserve(void)
-{
- /* reserve 4 MiB for mx2-camera */
- mx2_camera_base = arm_memblock_steal(3 * MX2_CAMERA_BUF_SIZE,
- MX2_CAMERA_BUF_SIZE);
-}
-
-/* GPIOs used as events for applications */
-static struct gpio_keys_button visstrim_gpio_keys[] = {
- {
- .type = EV_KEY,
- .code = KEY_RESTART,
- .gpio = (GPIO_PORTC + 15),
- .desc = "Default config",
- .active_low = 0,
- .wakeup = 1,
- },
- {
- .type = EV_KEY,
- .code = KEY_RECORD,
- .gpio = (GPIO_PORTF + 14),
- .desc = "Record",
- .active_low = 0,
- .wakeup = 1,
- },
- {
- .type = EV_KEY,
- .code = KEY_STOP,
- .gpio = (GPIO_PORTF + 13),
- .desc = "Stop",
- .active_low = 0,
- .wakeup = 1,
- }
-};
-
-static const struct gpio_keys_platform_data
- visstrim_gpio_keys_platform_data __initconst = {
- .buttons = visstrim_gpio_keys,
- .nbuttons = ARRAY_SIZE(visstrim_gpio_keys),
-};
-
-/* led */
-static const struct gpio_led visstrim_m10_leds[] __initconst = {
- {
- .name = "visstrim:ld0",
- .default_trigger = "nand-disk",
- .gpio = (GPIO_PORTC + 29),
- },
- {
- .name = "visstrim:ld1",
- .default_trigger = "nand-disk",
- .gpio = (GPIO_PORTC + 24),
- },
- {
- .name = "visstrim:ld2",
- .default_trigger = "nand-disk",
- .gpio = (GPIO_PORTC + 28),
- },
- {
- .name = "visstrim:ld3",
- .default_trigger = "nand-disk",
- .gpio = (GPIO_PORTC + 25),
- },
-};
-
-static const struct gpio_led_platform_data visstrim_m10_led_data __initconst = {
- .leds = visstrim_m10_leds,
- .num_leds = ARRAY_SIZE(visstrim_m10_leds),
-};
-
-/* Visstrim_SM10 has a microSD slot connected to sdhc1 */
-static int visstrim_m10_sdhc1_init(struct device *dev,
- irq_handler_t detect_irq, void *data)
-{
- int ret;
-
- ret = request_irq(gpio_to_irq(SDHC1_IRQ_GPIO), detect_irq,
- IRQF_TRIGGER_FALLING, "mmc-detect", data);
- return ret;
-}
-
-static void visstrim_m10_sdhc1_exit(struct device *dev, void *data)
-{
- free_irq(gpio_to_irq(SDHC1_IRQ_GPIO), data);
-}
-
-static const struct imxmmc_platform_data visstrim_m10_sdhc_pdata __initconst = {
- .init = visstrim_m10_sdhc1_init,
- .exit = visstrim_m10_sdhc1_exit,
-};
-
-/* Visstrim_SM10 NOR flash */
-static struct physmap_flash_data visstrim_m10_flash_data = {
- .width = 2,
-};
-
-static struct resource visstrim_m10_flash_resource = {
- .start = 0xc0000000,
- .end = 0xc0000000 + SZ_64M - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device visstrim_m10_nor_mtd_device = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &visstrim_m10_flash_data,
- },
- .num_resources = 1,
- .resource = &visstrim_m10_flash_resource,
-};
-
-static struct platform_device *platform_devices[] __initdata = {
- &visstrim_m10_nor_mtd_device,
-};
-
-/* Visstrim_M10 uses UART0 as console */
-static const struct imxuart_platform_data uart_pdata __initconst = {
- .flags = IMXUART_HAVE_RTSCTS,
-};
-
-/* I2C */
-static const struct imxi2c_platform_data visstrim_m10_i2c_data __initconst = {
- .bitrate = 100000,
-};
-
-static struct pca953x_platform_data visstrim_m10_pca9555_pdata = {
- .gpio_base = 240, /* After MX27 internal GPIOs */
- .invert = 0,
-};
-
-static struct aic32x4_pdata visstrim_m10_aic32x4_pdata = {
- .power_cfg = AIC32X4_PWR_MICBIAS_2075_LDOIN |
- AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE |
- AIC32X4_PWR_AIC32X4_LDO_ENABLE |
- AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36 |
- AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED,
- .micpga_routing = AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K |
- AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K,
- .swapdacs = false,
-};
-
-static struct i2c_board_info visstrim_m10_i2c_devices[] = {
- {
- I2C_BOARD_INFO("pca9555", 0x20),
- .platform_data = &visstrim_m10_pca9555_pdata,
- },
- {
- I2C_BOARD_INFO("tlv320aic32x4", 0x18),
- .platform_data = &visstrim_m10_aic32x4_pdata,
- },
- {
- I2C_BOARD_INFO("m41t00", 0x68),
- }
-};
-
-/* USB OTG */
-static int otg_phy_init(struct platform_device *pdev)
-{
- return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
-}
-
-static const struct mxc_usbh_platform_data
-visstrim_m10_usbotg_pdata __initconst = {
- .init = otg_phy_init,
- .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
-};
-
-/* SSI */
-static const struct imx_ssi_platform_data visstrim_m10_ssi_pdata __initconst = {
- .flags = IMX_SSI_DMA | IMX_SSI_SYN,
-};
-
-/* coda */
-
-static void __init visstrim_coda_init(void)
-{
- struct platform_device *pdev;
-
- pdev = imx27_add_coda();
- dma_declare_coherent_memory(&pdev->dev,
- mx2_camera_base + MX2_CAMERA_BUF_SIZE,
- mx2_camera_base + MX2_CAMERA_BUF_SIZE,
- MX2_CAMERA_BUF_SIZE);
-}
-
-/* DMA deinterlace */
-static struct platform_device visstrim_deinterlace = {
- .name = "m2m-deinterlace",
- .id = 0,
-};
-
-static void __init visstrim_deinterlace_init(void)
-{
- int ret = -ENOMEM;
- struct platform_device *pdev = &visstrim_deinterlace;
-
- ret = platform_device_register(pdev);
-
- dma_declare_coherent_memory(&pdev->dev,
- mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
- mx2_camera_base + 2 * MX2_CAMERA_BUF_SIZE,
- MX2_CAMERA_BUF_SIZE);
-}
-
-/* Emma-PrP for format conversion */
-static void __init visstrim_emmaprp_init(void)
-{
- struct platform_device *pdev;
- int ret;
-
- pdev = imx27_add_mx2_emmaprp();
- if (IS_ERR(pdev))
- return;
-
- /*
- * Use the same memory area as the analog camera since both
- * devices are, by nature, exclusive.
- */
- ret = dma_declare_coherent_memory(&pdev->dev,
- mx2_camera_base, mx2_camera_base,
- MX2_CAMERA_BUF_SIZE);
- if (ret)
- pr_err("Failed to declare memory for emmaprp\n");
-}
-
-/* Audio */
-static const struct snd_mx27vis_platform_data snd_mx27vis_pdata __initconst = {
- .amp_gain0_gpio = AMP_GAIN_0,
- .amp_gain1_gpio = AMP_GAIN_1,
- .amp_mutel_gpio = AMP_MUTE_SDL,
- .amp_muter_gpio = AMP_MUTE_SDR,
-};
-
-static void __init visstrim_m10_revision(void)
-{
- int exp_version = 0;
- int mo_version = 0;
- int ret;
-
- ret = gpio_request_array(visstrim_m10_version_gpios,
- ARRAY_SIZE(visstrim_m10_version_gpios));
- if (ret) {
- pr_err("Failed to request version gpios");
- return;
- }
-
- /* Get expansion board version (negative logic) */
- exp_version |= !gpio_get_value(EXPBOARD_BIT2) << 2;
- exp_version |= !gpio_get_value(EXPBOARD_BIT1) << 1;
- exp_version |= !gpio_get_value(EXPBOARD_BIT0);
-
- /* Get mother board version (negative logic) */
- mo_version |= !gpio_get_value(MOTHERBOARD_BIT2) << 2;
- mo_version |= !gpio_get_value(MOTHERBOARD_BIT1) << 1;
- mo_version |= !gpio_get_value(MOTHERBOARD_BIT0);
-
- system_rev = 0x27000;
- system_rev |= (mo_version << MOTHERBOARD_SHIFT);
- system_rev |= (exp_version << EXPBOARD_SHIFT);
-}
-
-static void __init visstrim_m10_board_init(void)
-{
- int ret;
-
- imx27_soc_init();
- visstrim_m10_revision();
-
- ret = mxc_gpio_setup_multiple_pins(visstrim_m10_pins,
- ARRAY_SIZE(visstrim_m10_pins), "VISSTRIM_M10");
- if (ret)
- pr_err("Failed to setup pins (%d)\n", ret);
-
- imx27_add_imx_ssi(0, &visstrim_m10_ssi_pdata);
- imx27_add_imx_uart0(&uart_pdata);
-
- imx27_add_imx_i2c(0, &visstrim_m10_i2c_data);
- imx27_add_imx_i2c(1, &visstrim_m10_i2c_data);
- i2c_register_board_info(0, visstrim_m10_i2c_devices,
- ARRAY_SIZE(visstrim_m10_i2c_devices));
-
- imx27_add_mxc_mmc(0, &visstrim_m10_sdhc_pdata);
- imx27_add_mxc_ehci_otg(&visstrim_m10_usbotg_pdata);
- imx27_add_fec(NULL);
-
- platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
-}
-
-static void __init visstrim_m10_late_init(void)
-{
- int mo_version, ret;
-
- ret = gpio_request_array(visstrim_m10_gpios,
- ARRAY_SIZE(visstrim_m10_gpios));
- if (ret)
- pr_err("Failed to request gpios (%d)\n", ret);
-
- imx_add_gpio_keys(&visstrim_gpio_keys_platform_data);
-
- imx_add_platform_device("mx27vis", 0, NULL, 0, &snd_mx27vis_pdata,
- sizeof(snd_mx27vis_pdata));
-
- gpio_led_register_device(0, &visstrim_m10_led_data);
-
- /* Use mother board version to decide what video devices we shall use */
- mo_version = (system_rev >> MOTHERBOARD_SHIFT) & VERSION_MASK;
- if (mo_version & 0x1) {
- visstrim_emmaprp_init();
-
- /*
- * Despite not being used, tvp5150 must be
- * powered on to avoid I2C problems. To minimize
- * power consupmtion keep reset enabled.
- */
- gpio_set_value(TVP5150_PWDN, 1);
- ndelay(1);
- gpio_set_value(TVP5150_RSTN, 0);
- } else {
- visstrim_deinterlace_init();
- visstrim_analog_camera_init();
- }
-
- visstrim_coda_init();
-}
-
-static void __init visstrim_m10_timer_init(void)
-{
- mx27_clocks_init((unsigned long)25000000);
-}
-
-MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10")
- .atag_offset = 0x100,
- .reserve = visstrim_reserve,
- .map_io = mx27_map_io,
- .init_early = imx27_init_early,
- .init_irq = mx27_init_irq,
- .init_time = visstrim_m10_timer_init,
- .init_machine = visstrim_m10_board_init,
- .init_late = visstrim_m10_late_init,
- .restart = mxc_restart,
-MACHINE_END
git.samba.org / sfrench / cifs-2.6.git / blobdiff