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https://github.com/edk2-porting/linux-next.git
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21a42c9275
OMAP4 contains two separate instances of the padconf registers, one in the core system config and one in the wakeup system config. Pass in two tables to apply the correct values to each instance. Signed-off-by: Colin Cross <ccross@android.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
721 lines
19 KiB
C
721 lines
19 KiB
C
/*
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* Board support file for OMAP4430 based PandaBoard.
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*
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* Copyright (C) 2010 Texas Instruments
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*
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* Author: David Anders <x0132446@ti.com>
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*
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* Based on mach-omap2/board-4430sdp.c
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*
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* Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
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*
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* Based on mach-omap2/board-3430sdp.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/leds.h>
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#include <linux/gpio.h>
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#include <linux/usb/otg.h>
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#include <linux/i2c/twl.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/fixed.h>
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#include <linux/wl12xx.h>
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#include <mach/hardware.h>
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#include <mach/omap4-common.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <video/omapdss.h>
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#include <plat/board.h>
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#include <plat/common.h>
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#include <plat/usb.h>
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#include <plat/mmc.h>
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#include <video/omap-panel-generic-dpi.h>
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#include "timer-gp.h"
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#include "hsmmc.h"
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#include "control.h"
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#include "mux.h"
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#include "common-board-devices.h"
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#define GPIO_HUB_POWER 1
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#define GPIO_HUB_NRESET 62
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#define GPIO_WIFI_PMENA 43
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#define GPIO_WIFI_IRQ 53
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#define HDMI_GPIO_HPD 60 /* Hot plug pin for HDMI */
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#define HDMI_GPIO_LS_OE 41 /* Level shifter for HDMI */
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/* wl127x BT, FM, GPS connectivity chip */
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static int wl1271_gpios[] = {46, -1, -1};
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static struct platform_device wl1271_device = {
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.name = "kim",
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.id = -1,
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.dev = {
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.platform_data = &wl1271_gpios,
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},
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};
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static struct gpio_led gpio_leds[] = {
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{
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.name = "pandaboard::status1",
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.default_trigger = "heartbeat",
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.gpio = 7,
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},
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{
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.name = "pandaboard::status2",
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.default_trigger = "mmc0",
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.gpio = 8,
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},
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};
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static struct gpio_led_platform_data gpio_led_info = {
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.leds = gpio_leds,
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.num_leds = ARRAY_SIZE(gpio_leds),
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};
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static struct platform_device leds_gpio = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &gpio_led_info,
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},
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};
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static struct platform_device *panda_devices[] __initdata = {
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&leds_gpio,
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&wl1271_device,
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};
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static void __init omap4_panda_init_early(void)
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{
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omap2_init_common_infrastructure();
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omap2_init_common_devices(NULL, NULL);
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}
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static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
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.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
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.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
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.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
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.phy_reset = false,
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.reset_gpio_port[0] = -EINVAL,
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.reset_gpio_port[1] = -EINVAL,
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.reset_gpio_port[2] = -EINVAL
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};
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static struct gpio panda_ehci_gpios[] __initdata = {
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{ GPIO_HUB_POWER, GPIOF_OUT_INIT_LOW, "hub_power" },
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{ GPIO_HUB_NRESET, GPIOF_OUT_INIT_LOW, "hub_nreset" },
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};
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static void __init omap4_ehci_init(void)
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{
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int ret;
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struct clk *phy_ref_clk;
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/* FREF_CLK3 provides the 19.2 MHz reference clock to the PHY */
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phy_ref_clk = clk_get(NULL, "auxclk3_ck");
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if (IS_ERR(phy_ref_clk)) {
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pr_err("Cannot request auxclk3\n");
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return;
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}
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clk_set_rate(phy_ref_clk, 19200000);
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clk_enable(phy_ref_clk);
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/* disable the power to the usb hub prior to init and reset phy+hub */
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ret = gpio_request_array(panda_ehci_gpios,
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ARRAY_SIZE(panda_ehci_gpios));
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if (ret) {
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pr_err("Unable to initialize EHCI power/reset\n");
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return;
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}
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gpio_export(GPIO_HUB_POWER, 0);
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gpio_export(GPIO_HUB_NRESET, 0);
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gpio_set_value(GPIO_HUB_NRESET, 1);
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usbhs_init(&usbhs_bdata);
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/* enable power to hub */
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gpio_set_value(GPIO_HUB_POWER, 1);
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}
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static struct omap_musb_board_data musb_board_data = {
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.interface_type = MUSB_INTERFACE_UTMI,
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.mode = MUSB_OTG,
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.power = 100,
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};
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static struct twl4030_usb_data omap4_usbphy_data = {
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.phy_init = omap4430_phy_init,
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.phy_exit = omap4430_phy_exit,
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.phy_power = omap4430_phy_power,
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.phy_set_clock = omap4430_phy_set_clk,
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.phy_suspend = omap4430_phy_suspend,
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};
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static struct omap2_hsmmc_info mmc[] = {
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{
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.mmc = 1,
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.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
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.gpio_wp = -EINVAL,
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.gpio_cd = -EINVAL,
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},
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{
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.name = "wl1271",
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.mmc = 5,
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.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
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.gpio_wp = -EINVAL,
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.gpio_cd = -EINVAL,
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.ocr_mask = MMC_VDD_165_195,
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.nonremovable = true,
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},
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{} /* Terminator */
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};
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static struct regulator_consumer_supply omap4_panda_vmmc_supply[] = {
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{
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.supply = "vmmc",
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.dev_name = "omap_hsmmc.0",
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},
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};
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static struct regulator_consumer_supply omap4_panda_vmmc5_supply = {
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.supply = "vmmc",
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.dev_name = "omap_hsmmc.4",
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};
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static struct regulator_init_data panda_vmmc5 = {
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.constraints = {
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &omap4_panda_vmmc5_supply,
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};
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static struct fixed_voltage_config panda_vwlan = {
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.supply_name = "vwl1271",
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.microvolts = 1800000, /* 1.8V */
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.gpio = GPIO_WIFI_PMENA,
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.startup_delay = 70000, /* 70msec */
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.enable_high = 1,
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.enabled_at_boot = 0,
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.init_data = &panda_vmmc5,
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};
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static struct platform_device omap_vwlan_device = {
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.name = "reg-fixed-voltage",
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.id = 1,
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.dev = {
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.platform_data = &panda_vwlan,
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},
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};
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struct wl12xx_platform_data omap_panda_wlan_data __initdata = {
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.irq = OMAP_GPIO_IRQ(GPIO_WIFI_IRQ),
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/* PANDA ref clock is 38.4 MHz */
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.board_ref_clock = 2,
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};
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static int omap4_twl6030_hsmmc_late_init(struct device *dev)
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{
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int ret = 0;
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struct platform_device *pdev = container_of(dev,
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struct platform_device, dev);
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struct omap_mmc_platform_data *pdata = dev->platform_data;
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if (!pdata) {
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dev_err(dev, "%s: NULL platform data\n", __func__);
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return -EINVAL;
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}
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/* Setting MMC1 Card detect Irq */
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if (pdev->id == 0) {
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ret = twl6030_mmc_card_detect_config();
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if (ret)
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dev_err(dev, "%s: Error card detect config(%d)\n",
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__func__, ret);
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else
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pdata->slots[0].card_detect = twl6030_mmc_card_detect;
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}
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return ret;
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}
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static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev)
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{
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struct omap_mmc_platform_data *pdata;
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/* dev can be null if CONFIG_MMC_OMAP_HS is not set */
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if (!dev) {
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pr_err("Failed omap4_twl6030_hsmmc_set_late_init\n");
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return;
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}
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pdata = dev->platform_data;
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pdata->init = omap4_twl6030_hsmmc_late_init;
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}
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static int __init omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers)
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{
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struct omap2_hsmmc_info *c;
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omap2_hsmmc_init(controllers);
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for (c = controllers; c->mmc; c++)
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omap4_twl6030_hsmmc_set_late_init(c->dev);
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return 0;
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}
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static struct regulator_init_data omap4_panda_vaux2 = {
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.constraints = {
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.min_uV = 1200000,
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.max_uV = 2800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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static struct regulator_init_data omap4_panda_vaux3 = {
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.constraints = {
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.min_uV = 1000000,
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.max_uV = 3000000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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/* VMMC1 for MMC1 card */
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static struct regulator_init_data omap4_panda_vmmc = {
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.constraints = {
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.min_uV = 1200000,
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.max_uV = 3000000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = omap4_panda_vmmc_supply,
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};
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static struct regulator_init_data omap4_panda_vpp = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 2500000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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static struct regulator_init_data omap4_panda_vana = {
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.constraints = {
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.min_uV = 2100000,
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.max_uV = 2100000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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static struct regulator_init_data omap4_panda_vcxio = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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static struct regulator_init_data omap4_panda_vdac = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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static struct regulator_init_data omap4_panda_vusb = {
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.constraints = {
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.min_uV = 3300000,
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.max_uV = 3300000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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};
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static struct regulator_init_data omap4_panda_clk32kg = {
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.constraints = {
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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};
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static struct twl4030_platform_data omap4_panda_twldata = {
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.irq_base = TWL6030_IRQ_BASE,
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.irq_end = TWL6030_IRQ_END,
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/* Regulators */
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.vmmc = &omap4_panda_vmmc,
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.vpp = &omap4_panda_vpp,
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.vana = &omap4_panda_vana,
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.vcxio = &omap4_panda_vcxio,
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.vdac = &omap4_panda_vdac,
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.vusb = &omap4_panda_vusb,
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.vaux2 = &omap4_panda_vaux2,
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.vaux3 = &omap4_panda_vaux3,
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.clk32kg = &omap4_panda_clk32kg,
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.usb = &omap4_usbphy_data,
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};
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/*
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* Display monitor features are burnt in their EEPROM as EDID data. The EEPROM
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* is connected as I2C slave device, and can be accessed at address 0x50
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*/
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static struct i2c_board_info __initdata panda_i2c_eeprom[] = {
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{
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I2C_BOARD_INFO("eeprom", 0x50),
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},
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};
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static int __init omap4_panda_i2c_init(void)
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{
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omap4_pmic_init("twl6030", &omap4_panda_twldata);
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omap_register_i2c_bus(2, 400, NULL, 0);
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/*
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* Bus 3 is attached to the DVI port where devices like the pico DLP
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* projector don't work reliably with 400kHz
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*/
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omap_register_i2c_bus(3, 100, panda_i2c_eeprom,
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ARRAY_SIZE(panda_i2c_eeprom));
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omap_register_i2c_bus(4, 400, NULL, 0);
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return 0;
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}
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#ifdef CONFIG_OMAP_MUX
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static struct omap_board_mux board_mux[] __initdata = {
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/* WLAN IRQ - GPIO 53 */
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OMAP4_MUX(GPMC_NCS3, OMAP_MUX_MODE3 | OMAP_PIN_INPUT),
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/* WLAN POWER ENABLE - GPIO 43 */
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OMAP4_MUX(GPMC_A19, OMAP_MUX_MODE3 | OMAP_PIN_OUTPUT),
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/* WLAN SDIO: MMC5 CMD */
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OMAP4_MUX(SDMMC5_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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/* WLAN SDIO: MMC5 CLK */
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OMAP4_MUX(SDMMC5_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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/* WLAN SDIO: MMC5 DAT[0-3] */
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OMAP4_MUX(SDMMC5_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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OMAP4_MUX(SDMMC5_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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OMAP4_MUX(SDMMC5_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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OMAP4_MUX(SDMMC5_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
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/* gpio 0 - TFP410 PD */
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OMAP4_MUX(KPD_COL1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE3),
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/* dispc2_data23 */
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OMAP4_MUX(USBB2_ULPITLL_STP, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data22 */
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OMAP4_MUX(USBB2_ULPITLL_DIR, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data21 */
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OMAP4_MUX(USBB2_ULPITLL_NXT, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data20 */
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OMAP4_MUX(USBB2_ULPITLL_DAT0, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data19 */
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OMAP4_MUX(USBB2_ULPITLL_DAT1, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data18 */
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OMAP4_MUX(USBB2_ULPITLL_DAT2, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data15 */
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OMAP4_MUX(USBB2_ULPITLL_DAT3, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
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/* dispc2_data14 */
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OMAP4_MUX(USBB2_ULPITLL_DAT4, OMAP_PIN_OUTPUT | OMAP_MUX_MODE5),
|
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/* 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 struct omap_device_pad serial2_pads[] __initdata = {
|
|
OMAP_MUX_STATIC("uart2_cts.uart2_cts",
|
|
OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart2_rts.uart2_rts",
|
|
OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart2_rx.uart2_rx",
|
|
OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart2_tx.uart2_tx",
|
|
OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
|
|
};
|
|
|
|
static struct omap_device_pad serial3_pads[] __initdata = {
|
|
OMAP_MUX_STATIC("uart3_cts_rctx.uart3_cts_rctx",
|
|
OMAP_PIN_INPUT_PULLUP | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart3_rts_sd.uart3_rts_sd",
|
|
OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart3_rx_irrx.uart3_rx_irrx",
|
|
OMAP_PIN_INPUT | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart3_tx_irtx.uart3_tx_irtx",
|
|
OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
|
|
};
|
|
|
|
static struct omap_device_pad serial4_pads[] __initdata = {
|
|
OMAP_MUX_STATIC("uart4_rx.uart4_rx",
|
|
OMAP_PIN_INPUT | OMAP_MUX_MODE0),
|
|
OMAP_MUX_STATIC("uart4_tx.uart4_tx",
|
|
OMAP_PIN_OUTPUT | OMAP_MUX_MODE0),
|
|
};
|
|
|
|
static struct omap_board_data serial2_data __initdata = {
|
|
.id = 1,
|
|
.pads = serial2_pads,
|
|
.pads_cnt = ARRAY_SIZE(serial2_pads),
|
|
};
|
|
|
|
static struct omap_board_data serial3_data __initdata = {
|
|
.id = 2,
|
|
.pads = serial3_pads,
|
|
.pads_cnt = ARRAY_SIZE(serial3_pads),
|
|
};
|
|
|
|
static struct omap_board_data serial4_data __initdata = {
|
|
.id = 3,
|
|
.pads = serial4_pads,
|
|
.pads_cnt = ARRAY_SIZE(serial4_pads),
|
|
};
|
|
|
|
static inline void board_serial_init(void)
|
|
{
|
|
struct omap_board_data bdata;
|
|
bdata.flags = 0;
|
|
bdata.pads = NULL;
|
|
bdata.pads_cnt = 0;
|
|
bdata.id = 0;
|
|
/* pass dummy data for UART1 */
|
|
omap_serial_init_port(&bdata);
|
|
|
|
omap_serial_init_port(&serial2_data);
|
|
omap_serial_init_port(&serial3_data);
|
|
omap_serial_init_port(&serial4_data);
|
|
}
|
|
#else
|
|
#define board_mux NULL
|
|
|
|
static inline void 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",
|
|
.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 void omap4_panda_hdmi_mux_init(void)
|
|
{
|
|
/* PAD0_HDMI_HPD_PAD1_HDMI_CEC */
|
|
omap_mux_init_signal("hdmi_hpd",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
omap_mux_init_signal("hdmi_cec",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
/* PAD0_HDMI_DDC_SCL_PAD1_HDMI_DDC_SDA */
|
|
omap_mux_init_signal("hdmi_ddc_scl",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
omap_mux_init_signal("hdmi_ddc_sda",
|
|
OMAP_PIN_INPUT_PULLUP);
|
|
}
|
|
|
|
static struct gpio panda_hdmi_gpios[] = {
|
|
{ HDMI_GPIO_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_hpd" },
|
|
{ HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
|
|
};
|
|
|
|
static int omap4_panda_panel_enable_hdmi(struct omap_dss_device *dssdev)
|
|
{
|
|
int status;
|
|
|
|
status = gpio_request_array(panda_hdmi_gpios,
|
|
ARRAY_SIZE(panda_hdmi_gpios));
|
|
if (status)
|
|
pr_err("Cannot request HDMI GPIOs\n");
|
|
|
|
return status;
|
|
}
|
|
|
|
static void omap4_panda_panel_disable_hdmi(struct omap_dss_device *dssdev)
|
|
{
|
|
gpio_free(HDMI_GPIO_LS_OE);
|
|
gpio_free(HDMI_GPIO_HPD);
|
|
}
|
|
|
|
static struct omap_dss_device omap4_panda_hdmi_device = {
|
|
.name = "hdmi",
|
|
.driver_name = "hdmi_panel",
|
|
.type = OMAP_DISPLAY_TYPE_HDMI,
|
|
.platform_enable = omap4_panda_panel_enable_hdmi,
|
|
.platform_disable = omap4_panda_panel_disable_hdmi,
|
|
.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,
|
|
};
|
|
|
|
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);
|
|
}
|
|
|
|
static void __init omap4_panda_init(void)
|
|
{
|
|
int package = OMAP_PACKAGE_CBS;
|
|
|
|
if (omap_rev() == OMAP4430_REV_ES1_0)
|
|
package = OMAP_PACKAGE_CBL;
|
|
omap4_mux_init(board_mux, NULL, package);
|
|
|
|
if (wl12xx_set_platform_data(&omap_panda_wlan_data))
|
|
pr_err("error setting wl12xx data\n");
|
|
|
|
omap4_panda_i2c_init();
|
|
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);
|
|
omap4_panda_display_init();
|
|
}
|
|
|
|
static void __init omap4_panda_map_io(void)
|
|
{
|
|
omap2_set_globals_443x();
|
|
omap44xx_map_common_io();
|
|
}
|
|
|
|
MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board")
|
|
/* Maintainer: David Anders - Texas Instruments Inc */
|
|
.boot_params = 0x80000100,
|
|
.reserve = omap_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
|