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-rw-r--r--arch/arm/mach-omap2/board-omap4panda.c726
1 files changed, 726 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
new file mode 100644
index 00000000..107dfc37
--- /dev/null
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -0,0 +1,726 @@
+/*
+ * 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/usb/otg.h>
+#include <linux/i2c/twl.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/wl12xx.h>
+
+#include <mach/hardware.h>
+#include <mach/omap4-common.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 <video/omap-panel-generic-dpi.h>
+#include "timer-gp.h"
+
+#include "hsmmc.h"
+#include "control.h"
+#include "mux.h"
+#include "common-board-devices.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 */
+
+/* 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,
+ .mode = MUSB_OTG,
+ .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_set_clock = omap4430_phy_set_clk,
+ .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_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,
+ },
+};
+
+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_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,
+ },
+};
+
+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,
+ },
+};
+
+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,
+};
+
+/*
+ * 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 int __init omap4_panda_i2c_init(void)
+{
+ 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 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)
+{
+ omap_mux_init_signal("hdmi_cec",
+ OMAP_PIN_INPUT_PULLUP);
+ 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_CT_CP_HPD, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ct_cp_hpd" },
+ { HDMI_GPIO_LS_OE, GPIOF_OUT_INIT_HIGH, "hdmi_gpio_ls_oe" },
+ { HDMI_GPIO_HPD, GPIOF_DIR_IN, "hdmi_gpio_hpd" },
+};
+
+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_array(panda_hdmi_gpios, ARRAY_SIZE(panda_hdmi_gpios));
+}
+
+static struct omap_dss_hdmi_data omap4_panda_hdmi_data = {
+ .hpd_gpio = 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,
+ .data = &omap4_panda_hdmi_data,
+};
+
+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);
+
+ omap_mux_init_gpio(HDMI_GPIO_LS_OE, OMAP_PIN_OUTPUT);
+ omap_mux_init_gpio(HDMI_GPIO_CT_CP_HPD, OMAP_PIN_OUTPUT);
+ omap_mux_init_gpio(HDMI_GPIO_HPD, OMAP_PIN_INPUT_PULLDOWN);
+}
+
+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
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-25 06:13:52 +0000