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Ole André Vadla Ravnås
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51358 changed files with 23120455 additions and 0 deletions
251
arch/arm/mach-omap2/board-omap3logic.c
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arch/arm/mach-omap2/board-omap3logic.c
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/*
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* linux/arch/arm/mach-omap2/board-omap3logic.c
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*
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* Copyright (C) 2010 Li-Pro.Net
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* Stephan Linz <linz@li-pro.net>
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*
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* Copyright (C) 2010-2012 Logic Product Development, Inc.
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* Peter Barada <peter.barada@logicpd.com>
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* Ashwin BIhari <ashwin.bihari@logicpd.com>
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*
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* Modified from Beagle, EVM, and RX51
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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/delay.h>
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#include <linux/err.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/machine.h>
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#include <linux/i2c/twl.h>
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#include <linux/mmc/host.h>
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#include <linux/usb/phy.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 "common.h"
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#include "mux.h"
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#include "hsmmc.h"
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#include "control.h"
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#include "common-board-devices.h"
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#include "gpmc.h"
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#include "gpmc-smsc911x.h"
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#define OMAP3LOGIC_SMSC911X_CS 1
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#define OMAP3530_LV_SOM_MMC_GPIO_CD 110
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#define OMAP3530_LV_SOM_MMC_GPIO_WP 126
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#define OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ 152
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#define OMAP3_TORPEDO_MMC_GPIO_CD 127
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#define OMAP3_TORPEDO_SMSC911X_GPIO_IRQ 129
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static struct regulator_consumer_supply omap3logic_vmmc1_supply[] = {
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REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
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};
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/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
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static struct regulator_init_data omap3logic_vmmc1 = {
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.constraints = {
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.name = "VMMC1",
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.min_uV = 1850000,
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.max_uV = 3150000,
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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 = ARRAY_SIZE(omap3logic_vmmc1_supply),
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.consumer_supplies = omap3logic_vmmc1_supply,
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};
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static struct twl4030_gpio_platform_data omap3logic_gpio_data = {
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.use_leds = true,
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.pullups = BIT(1),
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.pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8)
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| BIT(13) | BIT(15) | BIT(16) | BIT(17),
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};
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static struct twl4030_usb_data omap3logic_usb_data = {
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.usb_mode = T2_USB_MODE_ULPI,
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};
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static struct twl4030_platform_data omap3logic_twldata = {
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/* platform_data for children goes here */
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.gpio = &omap3logic_gpio_data,
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.vmmc1 = &omap3logic_vmmc1,
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.usb = &omap3logic_usb_data,
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};
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static int __init omap3logic_i2c_init(void)
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{
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omap3_pmic_init("twl4030", &omap3logic_twldata);
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return 0;
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}
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static struct omap2_hsmmc_info __initdata board_mmc_info[] = {
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{
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.name = "external",
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.mmc = 1,
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.caps = MMC_CAP_4_BIT_DATA,
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.gpio_cd = -EINVAL,
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.gpio_wp = -EINVAL,
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},
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{} /* Terminator */
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};
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static void __init board_mmc_init(void)
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{
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if (machine_is_omap3530_lv_som()) {
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/* OMAP3530 LV SOM board */
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board_mmc_info[0].gpio_cd = OMAP3530_LV_SOM_MMC_GPIO_CD;
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board_mmc_info[0].gpio_wp = OMAP3530_LV_SOM_MMC_GPIO_WP;
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omap_mux_init_signal("gpio_110", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("gpio_126", OMAP_PIN_OUTPUT);
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} else if (machine_is_omap3_torpedo()) {
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/* OMAP3 Torpedo board */
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board_mmc_info[0].gpio_cd = OMAP3_TORPEDO_MMC_GPIO_CD;
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omap_mux_init_signal("gpio_127", OMAP_PIN_OUTPUT);
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} else {
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/* unsupported board */
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printk(KERN_ERR "%s(): unknown machine type\n", __func__);
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return;
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}
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omap_hsmmc_init(board_mmc_info);
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}
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static struct omap_smsc911x_platform_data __initdata board_smsc911x_data = {
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.cs = OMAP3LOGIC_SMSC911X_CS,
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.gpio_irq = -EINVAL,
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.gpio_reset = -EINVAL,
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};
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/* TODO/FIXME (comment by Peter Barada, LogicPD):
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* Fix the PBIAS voltage for Torpedo MMC1 pins that
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* are used for other needs (IRQs, etc). */
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static void omap3torpedo_fix_pbias_voltage(void)
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{
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u16 control_pbias_offset = OMAP343X_CONTROL_PBIAS_LITE;
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u32 reg;
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if (machine_is_omap3_torpedo())
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{
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/* Set the bias for the pin */
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reg = omap_ctrl_readl(control_pbias_offset);
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reg &= ~OMAP343X_PBIASLITEPWRDNZ1;
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omap_ctrl_writel(reg, control_pbias_offset);
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/* 100ms delay required for PBIAS configuration */
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msleep(100);
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reg |= OMAP343X_PBIASLITEVMODE1;
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reg |= OMAP343X_PBIASLITEPWRDNZ1;
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omap_ctrl_writel(reg | 0x300, control_pbias_offset);
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}
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}
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static inline void __init board_smsc911x_init(void)
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{
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if (machine_is_omap3530_lv_som()) {
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/* OMAP3530 LV SOM board */
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board_smsc911x_data.gpio_irq =
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OMAP3530_LV_SOM_SMSC911X_GPIO_IRQ;
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omap_mux_init_signal("gpio_152", OMAP_PIN_INPUT);
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} else if (machine_is_omap3_torpedo()) {
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/* OMAP3 Torpedo board */
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board_smsc911x_data.gpio_irq = OMAP3_TORPEDO_SMSC911X_GPIO_IRQ;
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omap_mux_init_signal("gpio_129", OMAP_PIN_INPUT);
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} else {
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/* unsupported board */
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printk(KERN_ERR "%s(): unknown machine type\n", __func__);
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return;
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}
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gpmc_smsc911x_init(&board_smsc911x_data);
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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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/* mUSB */
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OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
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OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
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{ .reg_offset = OMAP_MUX_TERMINATOR },
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};
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#endif
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static struct regulator_consumer_supply dummy_supplies[] = {
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REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
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REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
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};
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static void __init omap3logic_init(void)
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{
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regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
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omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
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omap3torpedo_fix_pbias_voltage();
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omap3logic_i2c_init();
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omap_serial_init();
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omap_sdrc_init(NULL, NULL);
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board_mmc_init();
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board_smsc911x_init();
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usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
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usb_musb_init(NULL);
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/* Ensure SDRC pins are mux'd for self-refresh */
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omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
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}
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MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board")
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.atag_offset = 0x100,
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.reserve = omap_reserve,
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.map_io = omap3_map_io,
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.init_early = omap35xx_init_early,
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.init_irq = omap3_init_irq,
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.handle_irq = omap3_intc_handle_irq,
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.init_machine = omap3logic_init,
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.init_late = omap35xx_init_late,
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.init_time = omap3_sync32k_timer_init,
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.restart = omap3xxx_restart,
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MACHINE_END
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MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
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.atag_offset = 0x100,
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.reserve = omap_reserve,
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.map_io = omap3_map_io,
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.init_early = omap35xx_init_early,
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.init_irq = omap3_init_irq,
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.handle_irq = omap3_intc_handle_irq,
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.init_machine = omap3logic_init,
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.init_late = omap35xx_init_late,
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.init_time = omap3_sync32k_timer_init,
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.restart = omap3xxx_restart,
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MACHINE_END
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