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author | Ziyann <jaraidaniel@gmail.com> | 2014-08-17 15:34:40 +0200 |
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committer | Ziyann <jaraidaniel@gmail.com> | 2014-10-03 01:17:45 +0200 |
commit | 3d77a06d0eb227426f136a6ecea65c995ca9fb1d (patch) | |
tree | 9e8a64b57cf3f7d56b27c66d9d5ba6e30e9badd9 /arch/arm/mach-omap2/board-omap4panda.c | |
parent | 2bf6b4f83867b16238c1bc4c98020c1ed5d60c9e (diff) | |
download | kernel_samsung_tuna-3d77a06d0eb227426f136a6ecea65c995ca9fb1d.zip kernel_samsung_tuna-3d77a06d0eb227426f136a6ecea65c995ca9fb1d.tar.gz kernel_samsung_tuna-3d77a06d0eb227426f136a6ecea65c995ca9fb1d.tar.bz2 |
Add boards from p-android-omap-3.0
Just to keep up with omapzoom.
Diffstat (limited to 'arch/arm/mach-omap2/board-omap4panda.c')
-rwxr-xr-x | arch/arm/mach-omap2/board-omap4panda.c | 847 |
1 files changed, 847 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c new file mode 100755 index 0000000..9b78cc5 --- /dev/null +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -0,0 +1,847 @@ +/* + * Board support file for OMAP4430 based PandaBoard. + * + * Copyright (C) 2010 Texas Instruments + * + * Author: David Anders <x0132446@ti.com> + * + * Based on mach-omap2/board-4430sdp.c + * + * Author: Santosh Shilimkar <santosh.shilimkar@ti.com> + * + * Based on mach-omap2/board-3430sdp.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/leds.h> +#include <linux/gpio.h> +#include <linux/omapfb.h> +#include <linux/usb/otg.h> +#include <linux/hwspinlock.h> +#include <linux/i2c/twl.h> +#include <linux/reboot.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> +#include <linux/wl12xx.h> +#include <linux/memblock.h> + +#include <mach/hardware.h> +#include <mach/omap4-common.h> +#include <mach/emif.h> +#include <mach/lpddr2-elpida.h> +#include <mach/dmm.h> +#include <mach/omap4_ion.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <video/omapdss.h> + +#include <plat/board.h> +#include <plat/common.h> +#include <plat/usb.h> +#include <plat/mmc.h> +#include <plat/omap_apps_brd_id.h> +#include <plat/remoteproc.h> +#include <plat/vram.h> +#include <video/omap-panel-generic-dpi.h> +#include "timer-gp.h" + +#include "board-panda.h" +#include "omap_ram_console.h" +#include "hsmmc.h" +#include "control.h" +#include "mux.h" +#include "pm.h" +#include "common-board-devices.h" +#include "prm-regbits-44xx.h" +#include "prm44xx.h" + +#define GPIO_HUB_POWER 1 +#define GPIO_HUB_NRESET 62 +#define GPIO_WIFI_PMENA 43 +#define GPIO_WIFI_IRQ 53 +#define HDMI_GPIO_CT_CP_HPD 60 /* HPD mode enable/disable */ +#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */ +#define HDMI_GPIO_HPD 63 /* Hotplug detect */ +#define TPS62361_GPIO 7 /* VCORE1 power control */ + +/* wl127x BT, FM, GPS connectivity chip */ +static int wl1271_gpios[] = {46, -1, -1}; +static struct platform_device wl1271_device = { + .name = "kim", + .id = -1, + .dev = { + .platform_data = &wl1271_gpios, + }, +}; + +static struct gpio_led gpio_leds[] = { + { + .name = "pandaboard::status1", + .default_trigger = "heartbeat", + .gpio = 7, + }, + { + .name = "pandaboard::status2", + .default_trigger = "mmc0", + .gpio = 8, + }, +}; + +static struct gpio_led_platform_data gpio_led_info = { + .leds = gpio_leds, + .num_leds = ARRAY_SIZE(gpio_leds), +}; + +static struct platform_device leds_gpio = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &gpio_led_info, + }, +}; + +static struct platform_device *panda_devices[] __initdata = { + &leds_gpio, + &wl1271_device, +}; + +static void __init omap4_panda_init_early(void) +{ + omap2_init_common_infrastructure(); + omap2_init_common_devices(NULL, NULL); +} + +static const struct usbhs_omap_board_data usbhs_bdata __initconst = { + .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, + .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, + .phy_reset = false, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = -EINVAL, + .reset_gpio_port[2] = -EINVAL +}; + +static struct gpio panda_ehci_gpios[] __initdata = { + { GPIO_HUB_POWER, GPIOF_OUT_INIT_LOW, "hub_power" }, + { GPIO_HUB_NRESET, GPIOF_OUT_INIT_LOW, "hub_nreset" }, +}; + +static void __init omap4_ehci_init(void) +{ + int ret; + struct clk *phy_ref_clk; + + /* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */ + phy_ref_clk = clk_get(NULL, "auxclk3_ck"); + if (IS_ERR(phy_ref_clk)) { + pr_err("Cannot request auxclk3\n"); + return; + } + clk_set_rate(phy_ref_clk, 19200000); + clk_enable(phy_ref_clk); + + /* disable the power to the usb hub prior to init and reset phy+hub */ + ret = gpio_request_array(panda_ehci_gpios, + ARRAY_SIZE(panda_ehci_gpios)); + if (ret) { + pr_err("Unable to initialize EHCI power/reset\n"); + return; + } + + gpio_export(GPIO_HUB_POWER, 0); + gpio_export(GPIO_HUB_NRESET, 0); + gpio_set_value(GPIO_HUB_NRESET, 1); + + usbhs_init(&usbhs_bdata); + + /* enable power to hub */ + gpio_set_value(GPIO_HUB_POWER, 1); +} + +static struct omap_musb_board_data musb_board_data = { + .interface_type = MUSB_INTERFACE_UTMI, +#ifdef CONFIG_USB_GADGET_MUSB_HDRC + .mode = MUSB_PERIPHERAL, +#else + .mode = MUSB_OTG, +#endif + .power = 100, +}; + +static struct twl4030_usb_data omap4_usbphy_data = { + .phy_init = omap4430_phy_init, + .phy_exit = omap4430_phy_exit, + .phy_power = omap4430_phy_power, + .phy_suspend = omap4430_phy_suspend, +}; + +static struct omap2_hsmmc_info mmc[] = { + { + .mmc = 1, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, + .gpio_wp = -EINVAL, + .gpio_cd = -EINVAL, + }, + { + .name = "wl1271", + .mmc = 5, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD, + .gpio_wp = -EINVAL, + .gpio_cd = -EINVAL, + .ocr_mask = MMC_VDD_165_195, + .nonremovable = true, + }, + {} /* Terminator */ +}; + +static struct regulator_consumer_supply omap4_panda_vmmc_supply[] = { + { + .supply = "vmmc", + .dev_name = "omap_hsmmc.0", + }, +}; + +static struct regulator_consumer_supply omap4_panda_vmmc5_supply = { + .supply = "vmmc", + .dev_name = "omap_hsmmc.4", +}; + +static struct regulator_init_data panda_vmmc5 = { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = &omap4_panda_vmmc5_supply, +}; + +static struct fixed_voltage_config panda_vwlan = { + .supply_name = "vwl1271", + .microvolts = 1800000, /* 1.8V */ + .gpio = GPIO_WIFI_PMENA, + .startup_delay = 70000, /* 70msec */ + .enable_high = 1, + .enabled_at_boot = 0, + .init_data = &panda_vmmc5, +}; + +static struct platform_device omap_vwlan_device = { + .name = "reg-fixed-voltage", + .id = 1, + .dev = { + .platform_data = &panda_vwlan, + }, +}; + +struct wl12xx_platform_data omap_panda_wlan_data __initdata = { + .irq = OMAP_GPIO_IRQ(GPIO_WIFI_IRQ), + /* PANDA ref clock is 38.4 MHz */ + .board_ref_clock = 2, +}; + +static int omap4_twl6030_hsmmc_late_init(struct device *dev) +{ + int ret = 0; + struct platform_device *pdev = container_of(dev, + struct platform_device, dev); + struct omap_mmc_platform_data *pdata = dev->platform_data; + + if (!pdata) { + dev_err(dev, "%s: NULL platform data\n", __func__); + return -EINVAL; + } + /* Setting MMC1 Card detect Irq */ + if (pdev->id == 0) { + ret = twl6030_mmc_card_detect_config(); + if (ret) + dev_err(dev, "%s: Error card detect config(%d)\n", + __func__, ret); + else + pdata->slots[0].card_detect = twl6030_mmc_card_detect; + } + return ret; +} + +static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev) +{ + struct omap_mmc_platform_data *pdata; + + /* dev can be null if CONFIG_MMC_OMAP_HS is not set */ + if (!dev) { + pr_err("Failed omap4_twl6030_hsmmc_set_late_init\n"); + return; + } + pdata = dev->platform_data; + + pdata->init = omap4_twl6030_hsmmc_late_init; +} + +static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers) +{ + struct omap2_hsmmc_info *c; + + omap2_hsmmc_init(controllers); + for (c = controllers; c->mmc; c++) + omap4_twl6030_hsmmc_set_late_init(c->dev); + + return 0; +} + +static struct regulator_consumer_supply sdp4430_vaux2_supply[] = { + REGULATOR_SUPPLY("av-switch", "soc-audio"), +}; + +static struct regulator_init_data omap4_panda_vaux2 = { + .constraints = { + .min_uV = 1200000, + .max_uV = 2800000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = sdp4430_vaux2_supply, +}; + +static struct regulator_init_data omap4_panda_vaux3 = { + .constraints = { + .min_uV = 1000000, + .max_uV = 3000000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +/* VMMC1 for MMC1 card */ +static struct regulator_init_data omap4_panda_vmmc = { + .constraints = { + .min_uV = 1200000, + .max_uV = 3000000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = 1, + .consumer_supplies = omap4_panda_vmmc_supply, +}; + +static struct regulator_init_data omap4_panda_vpp = { + .constraints = { + .min_uV = 1800000, + .max_uV = 2500000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_init_data omap4_panda_vana = { + .constraints = { + .min_uV = 2100000, + .max_uV = 2100000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_init_data omap4_panda_vcxio = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_consumer_supply panda_vdac_supply[] = { + { + .supply = "hdmi_vref", + }, +}; + +static struct regulator_init_data omap4_panda_vdac = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(panda_vdac_supply), + .consumer_supplies = panda_vdac_supply, +}; + +static struct regulator_init_data omap4_panda_vusb = { + .constraints = { + .min_uV = 3300000, + .max_uV = 3300000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_init_data omap4_panda_clk32kg = { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + .always_on = true, + }, +}; + +static void omap4_audio_conf(void) +{ + /* twl6040 naudint */ + omap_mux_init_signal("sys_nirq2.sys_nirq2", \ + OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE); +} + +static struct twl4030_codec_audio_data twl6040_audio = { + /* single-step ramp for headset and handsfree */ + .hs_left_step = 0x0f, + .hs_right_step = 0x0f, + .hf_left_step = 0x1d, + .hf_right_step = 0x1d, +}; + +static struct twl4030_codec_data twl6040_codec = { + .audio = &twl6040_audio, + .audpwron_gpio = 127, + .naudint_irq = OMAP44XX_IRQ_SYS_2N, + .irq_base = TWL6040_CODEC_IRQ_BASE, +}; + +static struct twl4030_platform_data omap4_panda_twldata = { + .irq_base = TWL6030_IRQ_BASE, + .irq_end = TWL6030_IRQ_END, + + /* Regulators */ + .vmmc = &omap4_panda_vmmc, + .vpp = &omap4_panda_vpp, + .vana = &omap4_panda_vana, + .vcxio = &omap4_panda_vcxio, + .vdac = &omap4_panda_vdac, + .vusb = &omap4_panda_vusb, + .vaux2 = &omap4_panda_vaux2, + .vaux3 = &omap4_panda_vaux3, + .clk32kg = &omap4_panda_clk32kg, + .usb = &omap4_usbphy_data, + + /* children */ + .codec = &twl6040_codec, +}; + +/* + * Display monitor features are burnt in their EEPROM as EDID data. The EEPROM + * is connected as I2C slave device, and can be accessed at address 0x50 + */ +static struct i2c_board_info __initdata panda_i2c_eeprom[] = { + { + I2C_BOARD_INFO("eeprom", 0x50), + }, +}; + +static void __init omap_i2c_hwspinlock_init(int bus_id, int spinlock_id, + struct omap_i2c_bus_board_data *pdata) +{ + /* spinlock_id should be -1 for a generic lock request */ + if (spinlock_id < 0) + pdata->handle = hwspin_lock_request(); + else + pdata->handle = hwspin_lock_request_specific(spinlock_id); + + if (pdata->handle != NULL) { + pdata->hwspin_lock_timeout = hwspin_lock_timeout; + pdata->hwspin_unlock = hwspin_unlock; + } else { + pr_err("I2C hwspinlock request failed for bus %d\n", \ + bus_id); + } +} + +static struct omap_i2c_bus_board_data __initdata panda_i2c_1_bus_pdata; +static struct omap_i2c_bus_board_data __initdata panda_i2c_2_bus_pdata; +static struct omap_i2c_bus_board_data __initdata panda_i2c_3_bus_pdata; +static struct omap_i2c_bus_board_data __initdata panda_i2c_4_bus_pdata; + + +static int __init omap4_panda_i2c_init(void) +{ + omap_i2c_hwspinlock_init(1, 0, &panda_i2c_1_bus_pdata); + omap_i2c_hwspinlock_init(2, 1, &panda_i2c_2_bus_pdata); + omap_i2c_hwspinlock_init(3, 2, &panda_i2c_3_bus_pdata); + omap_i2c_hwspinlock_init(4, 3, &panda_i2c_4_bus_pdata); + + omap_register_i2c_bus_board_data(1, &panda_i2c_1_bus_pdata); + omap_register_i2c_bus_board_data(2, &panda_i2c_2_bus_pdata); + omap_register_i2c_bus_board_data(3, &panda_i2c_3_bus_pdata); + omap_register_i2c_bus_board_data(4, &panda_i2c_4_bus_pdata); + + + omap4_pmic_init("twl6030", &omap4_panda_twldata); + omap_register_i2c_bus(2, 400, NULL, 0); + /* + * Bus 3 is attached to the DVI port where devices like the pico DLP + * projector don't work reliably with 400kHz + */ + omap_register_i2c_bus(3, 100, panda_i2c_eeprom, + ARRAY_SIZE(panda_i2c_eeprom)); + omap_register_i2c_bus(4, 400, NULL, 0); + return 0; +} + +#ifdef CONFIG_OMAP_MUX +static struct omap_board_mux board_mux[] __initdata = { + /* WLAN IRQ - GPIO 53 */ + OMAP4_MUX(GPMC_NCS3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT), + /* WLAN POWER ENABLE - GPIO 43 */ + OMAP4_MUX(GPMC_A19, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT), + /* WLAN SDIO: MMC5 CMD */ + OMAP4_MUX(SDMMC5_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), + /* WLAN SDIO: MMC5 CLK */ + OMAP4_MUX(SDMMC5_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), + /* WLAN SDIO: MMC5 DAT[0-3] */ + OMAP4_MUX(SDMMC5_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), + OMAP4_MUX(SDMMC5_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), + OMAP4_MUX(SDMMC5_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), + OMAP4_MUX(SDMMC5_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), + /* gpio 0 - TFP410 PD */ + OMAP4_MUX(KPD_COL1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE3), + /* dispc2_data23 */ + OMAP4_MUX(USBB2_ULPITLL_STP, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data22 */ + OMAP4_MUX(USBB2_ULPITLL_DIR, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data21 */ + OMAP4_MUX(USBB2_ULPITLL_NXT, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data20 */ + OMAP4_MUX(USBB2_ULPITLL_DAT0, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data19 */ + OMAP4_MUX(USBB2_ULPITLL_DAT1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data18 */ + OMAP4_MUX(USBB2_ULPITLL_DAT2, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data15 */ + OMAP4_MUX(USBB2_ULPITLL_DAT3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data14 */ + OMAP4_MUX(USBB2_ULPITLL_DAT4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data13 */ + OMAP4_MUX(USBB2_ULPITLL_DAT5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data12 */ + OMAP4_MUX(USBB2_ULPITLL_DAT6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data11 */ + OMAP4_MUX(USBB2_ULPITLL_DAT7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data10 */ + OMAP4_MUX(DPM_EMU3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data9 */ + OMAP4_MUX(DPM_EMU4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data16 */ + OMAP4_MUX(DPM_EMU5, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data17 */ + OMAP4_MUX(DPM_EMU6, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_hsync */ + OMAP4_MUX(DPM_EMU7, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_pclk */ + OMAP4_MUX(DPM_EMU8, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_vsync */ + OMAP4_MUX(DPM_EMU9, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_de */ + OMAP4_MUX(DPM_EMU10, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data8 */ + OMAP4_MUX(DPM_EMU11, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data7 */ + OMAP4_MUX(DPM_EMU12, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data6 */ + OMAP4_MUX(DPM_EMU13, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data5 */ + OMAP4_MUX(DPM_EMU14, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data4 */ + OMAP4_MUX(DPM_EMU15, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data3 */ + OMAP4_MUX(DPM_EMU16, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data2 */ + OMAP4_MUX(DPM_EMU17, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data1 */ + OMAP4_MUX(DPM_EMU18, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + /* dispc2_data0 */ + OMAP4_MUX(DPM_EMU19, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5), + { .reg_offset = OMAP_MUX_TERMINATOR }, +}; + +static inline void __init board_serial_init(void) +{ + omap_serial_init(); +} +#else +#define board_mux NULL + +static inline void __init board_serial_init(void) +{ + omap_serial_init(); +} +#endif + +/* Display DVI */ +#define PANDA_DVI_TFP410_POWER_DOWN_GPIO 0 + +static int omap4_panda_enable_dvi(struct omap_dss_device *dssdev) +{ + gpio_set_value(dssdev->reset_gpio, 1); + return 0; +} + +static void omap4_panda_disable_dvi(struct omap_dss_device *dssdev) +{ + gpio_set_value(dssdev->reset_gpio, 0); +} + +/* Using generic display panel */ +static struct panel_generic_dpi_data omap4_dvi_panel = { + .name = "generic_720p", + .platform_enable = omap4_panda_enable_dvi, + .platform_disable = omap4_panda_disable_dvi, +}; + +struct omap_dss_device omap4_panda_dvi_device = { + .type = OMAP_DISPLAY_TYPE_DPI, + .name = "dvi", + .driver_name = "generic_dpi_panel", + .data = &omap4_dvi_panel, + .phy.dpi.data_lines = 24, + .reset_gpio = PANDA_DVI_TFP410_POWER_DOWN_GPIO, + .channel = OMAP_DSS_CHANNEL_LCD2, +}; + +int __init omap4_panda_dvi_init(void) +{ + int r; + + /* Requesting TFP410 DVI GPIO and disabling it, at bootup */ + r = gpio_request_one(omap4_panda_dvi_device.reset_gpio, + GPIOF_OUT_INIT_LOW, "DVI PD"); + if (r) + pr_err("Failed to get DVI powerdown GPIO\n"); + + return r; +} + +static struct gpio panda_hdmi_gpios[] = { + { HDMI_GPIO_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd" }, + { HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" }, +}; + +static void omap4_panda_hdmi_mux_init(void) +{ + u32 r; + int status; + /* PAD0_HDMI_HPD_PAD1_HDMI_CEC */ + omap_mux_init_signal("hdmi_hpd.hdmi_hpd", + OMAP_PIN_INPUT_PULLUP); + omap_mux_init_signal("gpmc_wait2.gpio_100", + OMAP_PIN_INPUT_PULLDOWN); + omap_mux_init_signal("hdmi_cec.hdmi_cec", + OMAP_PIN_INPUT_PULLUP); + /* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */ + omap_mux_init_signal("hdmi_ddc_scl.hdmi_ddc_scl", + OMAP_PIN_INPUT_PULLUP); + omap_mux_init_signal("hdmi_ddc_sda.hdmi_ddc_sda", + OMAP_PIN_INPUT_PULLUP); + + /* strong pullup on DDC lines using unpublished register */ + r = ((1 << 24) | (1 << 28)) ; + omap4_ctrl_pad_writel(r, OMAP4_CTRL_MODULE_PAD_CORE_CONTROL_I2C_1); + + gpio_request(HDMI_GPIO_HPD, NULL); + omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT | OMAP_PULL_ENA); + gpio_direction_input(HDMI_GPIO_HPD); + + status = gpio_request_array(panda_hdmi_gpios, + ARRAY_SIZE(panda_hdmi_gpios)); + if (status) + pr_err("%s: Cannot request HDMI GPIOs %x \n", __func__, status); +} + +static struct omap_dss_device omap4_panda_hdmi_device = { + .name = "hdmi", + .driver_name = "hdmi_panel", + .type = OMAP_DISPLAY_TYPE_HDMI, + .clocks = { + .dispc = { + .dispc_fclk_src = OMAP_DSS_CLK_SRC_FCK, + }, + .hdmi = { + .regn = 15, + .regm2 = 1, + }, + }, + .hpd_gpio = HDMI_GPIO_HPD, + .channel = OMAP_DSS_CHANNEL_DIGIT, +}; + +static struct omap_dss_device *omap4_panda_dss_devices[] = { + &omap4_panda_dvi_device, + &omap4_panda_hdmi_device, +}; + +static struct omap_dss_board_info omap4_panda_dss_data = { + .num_devices = ARRAY_SIZE(omap4_panda_dss_devices), + .devices = omap4_panda_dss_devices, + .default_device = &omap4_panda_dvi_device, +}; + +/* + * LPDDR2 Configeration Data: + * The memory organisation is as below : + * EMIF1 - CS0 - 2 Gb + * CS1 - 2 Gb + * EMIF2 - CS0 - 2 Gb + * CS1 - 2 Gb + * -------------------- + * TOTAL - 8 Gb + * + * Same devices installed on EMIF1 and EMIF2 + */ +static __initdata struct emif_device_details emif_devices = { + .cs0_device = &lpddr2_elpida_2G_S4_dev, + .cs1_device = &lpddr2_elpida_2G_S4_dev +}; + +void omap4_panda_display_init(void) +{ + int r; + + r = omap4_panda_dvi_init(); + if (r) + pr_err("error initializing panda DVI\n"); + + omap4_panda_hdmi_mux_init(); + omap_display_init(&omap4_panda_dss_data); +} + + +#define PANDA_FB_RAM_SIZE SZ_16M /* 1920×1080*4 * 2 */ +static struct omapfb_platform_data panda_fb_pdata = { + .mem_desc = { + .region_cnt = 1, + .region = { + [0] = { + .size = PANDA_FB_RAM_SIZE, + }, + }, + }, +}; + +extern void __init omap4_panda_android_init(void); + +static void __init omap4_panda_init(void) +{ + int status; + int package = OMAP_PACKAGE_CBS; + + omap_emif_setup_device_details(&emif_devices, &emif_devices); + + if (omap_rev() == OMAP4430_REV_ES1_0) + package = OMAP_PACKAGE_CBL; + omap4_mux_init(board_mux, NULL, package); + + omap_init_board_version(OMAP4_PANDA); + omap4_create_board_props(); + + if (wl12xx_set_platform_data(&omap_panda_wlan_data)) + pr_err("error setting wl12xx data\n"); + + omap4_panda_i2c_init(); + omap4_register_ion(); + omap4_audio_conf(); + platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices)); + platform_device_register(&omap_vwlan_device); + board_serial_init(); + omap4_twl6030_hsmmc_init(mmc); + omap4_ehci_init(); + usb_musb_init(&musb_board_data); + + omap_dmm_init(); + omap_vram_set_sdram_vram(PANDA_FB_RAM_SIZE, 0); + omapfb_set_platform_data(&panda_fb_pdata); + omap4_panda_display_init(); + + if (cpu_is_omap446x()) { + /* Vsel0 = gpio, vsel1 = gnd */ + status = omap_tps6236x_board_setup(true, TPS62361_GPIO, -1, + OMAP_PIN_OFF_OUTPUT_HIGH, -1); + if (status) + pr_err("TPS62361 initialization failed: %d\n", status); + } + omap_enable_smartreflex_on_init(); + /* + * 7X-38.400MBB-T oscillator uses: + * Up time = startup time(max 10ms) + enable time (max 100ns: round 1us) + * Down time = disable time (max 100ns: round 1us) + */ + omap_pm_set_osc_lp_time(11000, 1); +} + +static void __init omap4_panda_map_io(void) +{ + omap2_set_globals_443x(); + omap44xx_map_common_io(); +} + +static void __init omap4_panda_reserve(void) +{ + omap_init_ram_size(); + +#ifdef CONFIG_ION_OMAP + omap_ion_init(); +#endif + + omap_ram_console_init(OMAP_RAM_CONSOLE_START_DEFAULT, + OMAP_RAM_CONSOLE_SIZE_DEFAULT); + + /* do the static reservations first */ + memblock_remove(PHYS_ADDR_SMC_MEM, PHYS_ADDR_SMC_SIZE); + memblock_remove(PHYS_ADDR_DUCATI_MEM, PHYS_ADDR_DUCATI_SIZE); + /* ipu needs to recognize secure input buffer area as well */ + omap_ipu_set_static_mempool(PHYS_ADDR_DUCATI_MEM, PHYS_ADDR_DUCATI_SIZE + + OMAP4_ION_HEAP_SECURE_INPUT_SIZE + + OMAP4_ION_HEAP_SECURE_OUTPUT_WFDHDCP_SIZE); + + omap_reserve(); +} + +MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") + /* Maintainer: David Anders - Texas Instruments Inc */ + .boot_params = 0x80000100, + .reserve = omap4_panda_reserve, + .map_io = omap4_panda_map_io, + .init_early = omap4_panda_init_early, + .init_irq = gic_init_irq, + .init_machine = omap4_panda_init, + .timer = &omap_timer, +MACHINE_END |