forked from Minki/linux
717c1fbf7c
Adding support for MMC1 & MMC2 controllers of OMAP4430 SDP to board file. Signed-off-by: Kishore Kadiyala <kishore.kadiyala@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
409 lines
9.6 KiB
C
409 lines
9.6 KiB
C
/*
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* Board support file for OMAP4430 SDP.
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*
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* Copyright (C) 2009 Texas Instruments
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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/io.h>
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#include <linux/gpio.h>
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#include <linux/usb/otg.h>
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#include <linux/spi/spi.h>
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#include <linux/i2c/twl.h>
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#include <linux/regulator/machine.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 <plat/board.h>
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#include <plat/common.h>
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#include <plat/control.h>
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#include <plat/timer-gp.h>
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#include <plat/usb.h>
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#include <plat/mmc.h>
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#include "hsmmc.h"
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#define ETH_KS8851_IRQ 34
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#define ETH_KS8851_POWER_ON 48
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#define ETH_KS8851_QUART 138
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static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
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{
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.modalias = "ks8851",
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.bus_num = 1,
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.chip_select = 0,
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.max_speed_hz = 24000000,
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.irq = ETH_KS8851_IRQ,
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},
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};
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static int omap_ethernet_init(void)
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{
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int status;
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/* Request of GPIO lines */
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status = gpio_request(ETH_KS8851_POWER_ON, "eth_power");
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if (status) {
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pr_err("Cannot request GPIO %d\n", ETH_KS8851_POWER_ON);
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return status;
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}
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status = gpio_request(ETH_KS8851_QUART, "quart");
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if (status) {
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pr_err("Cannot request GPIO %d\n", ETH_KS8851_QUART);
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goto error1;
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}
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status = gpio_request(ETH_KS8851_IRQ, "eth_irq");
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if (status) {
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pr_err("Cannot request GPIO %d\n", ETH_KS8851_IRQ);
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goto error2;
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}
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/* Configuration of requested GPIO lines */
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status = gpio_direction_output(ETH_KS8851_POWER_ON, 1);
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if (status) {
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pr_err("Cannot set output GPIO %d\n", ETH_KS8851_IRQ);
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goto error3;
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}
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status = gpio_direction_output(ETH_KS8851_QUART, 1);
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if (status) {
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pr_err("Cannot set output GPIO %d\n", ETH_KS8851_QUART);
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goto error3;
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}
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status = gpio_direction_input(ETH_KS8851_IRQ);
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if (status) {
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pr_err("Cannot set input GPIO %d\n", ETH_KS8851_IRQ);
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goto error3;
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}
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return 0;
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error3:
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gpio_free(ETH_KS8851_IRQ);
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error2:
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gpio_free(ETH_KS8851_QUART);
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error1:
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gpio_free(ETH_KS8851_POWER_ON);
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return status;
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}
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static struct platform_device sdp4430_lcd_device = {
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.name = "sdp4430_lcd",
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.id = -1,
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};
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static struct platform_device *sdp4430_devices[] __initdata = {
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&sdp4430_lcd_device,
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};
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static struct omap_lcd_config sdp4430_lcd_config __initdata = {
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.ctrl_name = "internal",
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};
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static struct omap_board_config_kernel sdp4430_config[] __initdata = {
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{ OMAP_TAG_LCD, &sdp4430_lcd_config },
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};
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static void __init omap_4430sdp_init_irq(void)
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{
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omap_board_config = sdp4430_config;
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omap_board_config_size = ARRAY_SIZE(sdp4430_config);
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omap2_init_common_hw(NULL, NULL);
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#ifdef CONFIG_OMAP_32K_TIMER
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omap2_gp_clockevent_set_gptimer(1);
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#endif
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gic_init_irq();
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omap_gpio_init();
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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_PERIPHERAL,
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.power = 100,
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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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.wires = 8,
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.gpio_wp = -EINVAL,
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},
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{
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.mmc = 2,
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.wires = 8,
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.gpio_cd = -EINVAL,
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.gpio_wp = -EINVAL,
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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 sdp4430_vmmc_supply[] = {
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{
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.supply = "vmmc",
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.dev_name = "mmci-omap-hs.0",
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},
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{
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.supply = "vmmc",
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.dev_name = "mmci-omap-hs.1",
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},
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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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/* Setting MMC1 Card detect Irq */
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if (pdev->id == 0)
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pdata->slots[0].card_detect_irq = TWL6030_IRQ_BASE +
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MMCDETECT_INTR_OFFSET;
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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 = 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 sdp4430_vaux1 = {
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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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static struct regulator_init_data sdp4430_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 sdp4430_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 sdp4430_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 = 2,
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.consumer_supplies = sdp4430_vmmc_supply,
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};
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static struct regulator_init_data sdp4430_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 sdp4430_vusim = {
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.constraints = {
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.min_uV = 1200000,
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.max_uV = 2900000,
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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 sdp4430_vana = {
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.constraints = {
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.min_uV = 2100000,
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.max_uV = 2100000,
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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 sdp4430_vcxio = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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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 sdp4430_vdac = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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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 sdp4430_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 twl4030_platform_data sdp4430_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 = &sdp4430_vmmc,
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.vpp = &sdp4430_vpp,
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.vusim = &sdp4430_vusim,
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.vana = &sdp4430_vana,
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.vcxio = &sdp4430_vcxio,
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.vdac = &sdp4430_vdac,
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.vusb = &sdp4430_vusb,
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.vaux1 = &sdp4430_vaux1,
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.vaux2 = &sdp4430_vaux2,
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.vaux3 = &sdp4430_vaux3,
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};
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static struct i2c_board_info __initdata sdp4430_i2c_boardinfo[] = {
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{
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I2C_BOARD_INFO("twl6030", 0x48),
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.flags = I2C_CLIENT_WAKE,
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.irq = OMAP44XX_IRQ_SYS_1N,
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.platform_data = &sdp4430_twldata,
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},
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};
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static int __init omap4_i2c_init(void)
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{
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/*
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* Phoenix Audio IC needs I2C1 to
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* start with 400 KHz or less
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*/
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omap_register_i2c_bus(1, 400, sdp4430_i2c_boardinfo,
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ARRAY_SIZE(sdp4430_i2c_boardinfo));
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omap_register_i2c_bus(2, 400, NULL, 0);
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omap_register_i2c_bus(3, 400, NULL, 0);
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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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static void __init omap_4430sdp_init(void)
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{
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int status;
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omap4_i2c_init();
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platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
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omap_serial_init();
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omap4_twl6030_hsmmc_init(mmc);
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/* OMAP4 SDP uses internal transceiver so register nop transceiver */
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usb_nop_xceiv_register();
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/* FIXME: allow multi-omap to boot until musb is updated for omap4 */
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if (!cpu_is_omap44xx())
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usb_musb_init(&musb_board_data);
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status = omap_ethernet_init();
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if (status) {
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pr_err("Ethernet initialization failed: %d\n", status);
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} else {
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sdp4430_spi_board_info[0].irq = gpio_to_irq(ETH_KS8851_IRQ);
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spi_register_board_info(sdp4430_spi_board_info,
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ARRAY_SIZE(sdp4430_spi_board_info));
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}
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}
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static void __init omap_4430sdp_map_io(void)
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{
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omap2_set_globals_443x();
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omap44xx_map_common_io();
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}
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MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board")
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/* Maintainer: Santosh Shilimkar - Texas Instruments Inc */
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.phys_io = 0x48000000,
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.io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
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.boot_params = 0x80000100,
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.map_io = omap_4430sdp_map_io,
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.init_irq = omap_4430sdp_init_irq,
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.init_machine = omap_4430sdp_init,
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.timer = &omap_timer,
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MACHINE_END
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