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-/*
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- * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
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- * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version 2
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- * of the License, or (at your option) any later version.
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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- * MA 02110-1301, USA.
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- */
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-
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-#include <linux/i2c.h>
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-#include <linux/platform_data/at24.h>
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-#include <linux/io.h>
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-#include <linux/mtd/plat-ram.h>
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-#include <linux/mtd/physmap.h>
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-#include <linux/platform_device.h>
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-#include <linux/regulator/machine.h>
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-#include <linux/mfd/mc13783.h>
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-#include <linux/spi/spi.h>
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-#include <linux/irq.h>
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-#include <linux/gpio.h>
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-
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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/time.h>
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-
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-#include "board-pcm038.h"
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-#include "common.h"
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-#include "devices-imx27.h"
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-#include "ehci.h"
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-#include "hardware.h"
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-#include "iomux-mx27.h"
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-#include "ulpi.h"
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-
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-static const int pcm038_pins[] __initconst = {
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- /* UART1 */
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- PE12_PF_UART1_TXD,
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- PE13_PF_UART1_RXD,
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- PE14_PF_UART1_CTS,
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- PE15_PF_UART1_RTS,
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- /* UART2 */
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- PE3_PF_UART2_CTS,
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- PE4_PF_UART2_RTS,
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- PE6_PF_UART2_TXD,
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- PE7_PF_UART2_RXD,
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- /* UART3 */
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- PE8_PF_UART3_TXD,
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- PE9_PF_UART3_RXD,
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- PE10_PF_UART3_CTS,
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- PE11_PF_UART3_RTS,
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- /* FEC */
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- PD0_AIN_FEC_TXD0,
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- PD1_AIN_FEC_TXD1,
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- PD2_AIN_FEC_TXD2,
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- PD3_AIN_FEC_TXD3,
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- PD4_AOUT_FEC_RX_ER,
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- PD5_AOUT_FEC_RXD1,
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- PD6_AOUT_FEC_RXD2,
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- PD7_AOUT_FEC_RXD3,
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- PD8_AF_FEC_MDIO,
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- PD9_AIN_FEC_MDC,
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- PD10_AOUT_FEC_CRS,
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- PD11_AOUT_FEC_TX_CLK,
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- PD12_AOUT_FEC_RXD0,
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- PD13_AOUT_FEC_RX_DV,
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- PD14_AOUT_FEC_RX_CLK,
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- PD15_AOUT_FEC_COL,
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- PD16_AIN_FEC_TX_ER,
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- PF23_AIN_FEC_TX_EN,
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- /* I2C2 */
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- PC5_PF_I2C2_SDA,
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- PC6_PF_I2C2_SCL,
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- /* SPI1 */
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- PD25_PF_CSPI1_RDY,
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- PD29_PF_CSPI1_SCLK,
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- PD30_PF_CSPI1_MISO,
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- PD31_PF_CSPI1_MOSI,
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- /* SSI1 */
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- PC20_PF_SSI1_FS,
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- PC21_PF_SSI1_RXD,
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- PC22_PF_SSI1_TXD,
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- PC23_PF_SSI1_CLK,
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- /* SSI4 */
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- PC16_PF_SSI4_FS,
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- PC17_PF_SSI4_RXD,
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- PC18_PF_SSI4_TXD,
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- PC19_PF_SSI4_CLK,
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- /* USB host */
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- PA0_PF_USBH2_CLK,
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- PA1_PF_USBH2_DIR,
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- PA2_PF_USBH2_DATA7,
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- PA3_PF_USBH2_NXT,
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- PA4_PF_USBH2_STP,
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- PD19_AF_USBH2_DATA4,
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- PD20_AF_USBH2_DATA3,
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- PD21_AF_USBH2_DATA6,
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- PD22_AF_USBH2_DATA0,
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- PD23_AF_USBH2_DATA2,
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- PD24_AF_USBH2_DATA1,
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- PD26_AF_USBH2_DATA5,
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-};
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-
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-/*
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- * Phytec's PCM038 comes with 2MiB battery buffered SRAM,
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- * 16 bit width
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- */
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-
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-static struct platdata_mtd_ram pcm038_sram_data = {
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- .bankwidth = 2,
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-};
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-
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-static struct resource pcm038_sram_resource = {
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- .start = MX27_CS1_BASE_ADDR,
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- .end = MX27_CS1_BASE_ADDR + 512 * 1024 - 1,
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- .flags = IORESOURCE_MEM,
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-};
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-
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-static struct platform_device pcm038_sram_mtd_device = {
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- .name = "mtd-ram",
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- .id = 0,
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- .dev = {
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- .platform_data = &pcm038_sram_data,
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- },
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- .num_resources = 1,
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- .resource = &pcm038_sram_resource,
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-};
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-
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-/*
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- * Phytec's phyCORE-i.MX27 comes with 32MiB flash,
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- * 16 bit width
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- */
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-static struct physmap_flash_data pcm038_flash_data = {
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- .width = 2,
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-};
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-
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-static struct resource pcm038_flash_resource = {
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- .start = 0xc0000000,
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- .end = 0xc1ffffff,
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- .flags = IORESOURCE_MEM,
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-};
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-
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-static struct platform_device pcm038_nor_mtd_device = {
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- .name = "physmap-flash",
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- .id = 0,
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- .dev = {
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- .platform_data = &pcm038_flash_data,
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- },
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- .num_resources = 1,
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- .resource = &pcm038_flash_resource,
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-};
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-
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-static const struct imxuart_platform_data uart_pdata __initconst = {
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- .flags = IMXUART_HAVE_RTSCTS,
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-};
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-
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-static const struct mxc_nand_platform_data
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-pcm038_nand_board_info __initconst = {
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- .width = 1,
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- .hw_ecc = 1,
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-};
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-
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-static struct platform_device *platform_devices[] __initdata = {
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- &pcm038_nor_mtd_device,
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- &pcm038_sram_mtd_device,
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-};
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-
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-/* On pcm038 there's a sram attached to CS1, we enable the chipselect here and
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- * setup other stuffs to access the sram. */
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-static void __init pcm038_init_sram(void)
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-{
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- __raw_writel(0x0000d843, MX27_IO_ADDRESS(MX27_WEIM_CSCRxU(1)));
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- __raw_writel(0x22252521, MX27_IO_ADDRESS(MX27_WEIM_CSCRxL(1)));
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- __raw_writel(0x22220a00, MX27_IO_ADDRESS(MX27_WEIM_CSCRxA(1)));
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-}
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-
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-static const struct imxi2c_platform_data pcm038_i2c1_data __initconst = {
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- .bitrate = 100000,
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-};
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-
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-static struct at24_platform_data board_eeprom = {
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- .byte_len = 4096,
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- .page_size = 32,
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- .flags = AT24_FLAG_ADDR16,
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-};
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-
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-static struct i2c_board_info pcm038_i2c_devices[] = {
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- {
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- I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
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- .platform_data = &board_eeprom,
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- }, {
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- I2C_BOARD_INFO("pcf8563", 0x51),
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- }, {
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- I2C_BOARD_INFO("lm75", 0x4a),
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- }
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-};
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-
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-static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
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-
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-static const struct spi_imx_master pcm038_spi0_data __initconst = {
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- .chipselect = pcm038_spi_cs,
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- .num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
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-};
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-
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-static struct regulator_consumer_supply sdhc1_consumers[] = {
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- {
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- .dev_name = "imx21-mmc.1",
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- .supply = "sdhc_vcc",
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- },
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-};
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-
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-static struct regulator_init_data sdhc1_data = {
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- .constraints = {
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- .min_uV = 3000000,
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- .max_uV = 3400000,
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- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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- REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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- .valid_modes_mask = REGULATOR_MODE_NORMAL |
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- REGULATOR_MODE_FAST,
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- .always_on = 0,
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- .boot_on = 0,
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- },
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- .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
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- .consumer_supplies = sdhc1_consumers,
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-};
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-
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-static struct regulator_consumer_supply cam_consumers[] = {
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- {
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- .dev_name = NULL,
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- .supply = "imx_cam_vcc",
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- },
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-};
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-
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-static struct regulator_init_data cam_data = {
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- .constraints = {
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- .min_uV = 3000000,
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- .max_uV = 3400000,
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- .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
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- REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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- .valid_modes_mask = REGULATOR_MODE_NORMAL |
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- REGULATOR_MODE_FAST,
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- .always_on = 0,
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- .boot_on = 0,
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- },
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- .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
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- .consumer_supplies = cam_consumers,
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-};
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-
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-static struct mc13xxx_regulator_init_data pcm038_regulators[] = {
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- {
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- .id = MC13783_REG_VCAM,
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- .init_data = &cam_data,
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- }, {
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- .id = MC13783_REG_VMMC1,
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- .init_data = &sdhc1_data,
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- },
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-};
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-
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-static struct mc13xxx_platform_data pcm038_pmic = {
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- .regulators = {
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- .regulators = pcm038_regulators,
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- .num_regulators = ARRAY_SIZE(pcm038_regulators),
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- },
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- .flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
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-};
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-
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-static struct spi_board_info pcm038_spi_board_info[] __initdata = {
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- {
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- .modalias = "mc13783",
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- /* irq number is run-time assigned */
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- .max_speed_hz = 300000,
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- .bus_num = 0,
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- .chip_select = 0,
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- .platform_data = &pcm038_pmic,
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- .mode = SPI_CS_HIGH,
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- }
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-};
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-
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-static int pcm038_usbh2_init(struct platform_device *pdev)
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-{
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- return mx27_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED |
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- MXC_EHCI_INTERFACE_DIFF_UNI);
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-}
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-
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-static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
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- .init = pcm038_usbh2_init,
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- .portsc = MXC_EHCI_MODE_ULPI,
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-};
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-
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-static void __init pcm038_init(void)
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-{
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- imx27_soc_init();
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-
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- mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
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- "PCM038");
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-
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- pcm038_init_sram();
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-
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- imx27_add_imx_uart0(&uart_pdata);
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- imx27_add_imx_uart1(&uart_pdata);
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- imx27_add_imx_uart2(&uart_pdata);
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-
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- mxc_gpio_mode(PE16_AF_OWIRE);
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- imx27_add_mxc_nand(&pcm038_nand_board_info);
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-
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- /* only the i2c master 1 is used on this CPU card */
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- i2c_register_board_info(1, pcm038_i2c_devices,
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- ARRAY_SIZE(pcm038_i2c_devices));
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-
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- imx27_add_imx_i2c(1, &pcm038_i2c1_data);
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-
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- /* PE18 for user-LED D40 */
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- mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
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-
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- mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
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-
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- /* MC13783 IRQ */
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- mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
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-
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- imx27_add_spi_imx0(&pcm038_spi0_data);
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- pcm038_spi_board_info[0].irq = gpio_to_irq(IMX_GPIO_NR(2, 23));
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- spi_register_board_info(pcm038_spi_board_info,
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- ARRAY_SIZE(pcm038_spi_board_info));
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-
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- imx27_add_mxc_ehci_hs(2, &usbh2_pdata);
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-
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- imx27_add_fec(NULL);
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- platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
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- imx27_add_imx2_wdt();
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- imx27_add_mxc_w1();
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-
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-#ifdef CONFIG_MACH_PCM970_BASEBOARD
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- pcm970_baseboard_init();
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-#endif
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-}
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-
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-static void __init pcm038_timer_init(void)
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-{
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- mx27_clocks_init(26000000);
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-}
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-
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-MACHINE_START(PCM038, "phyCORE-i.MX27")
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- .atag_offset = 0x100,
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- .map_io = mx27_map_io,
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- .init_early = imx27_init_early,
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- .init_irq = mx27_init_irq,
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- .init_time = pcm038_timer_init,
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- .init_machine = pcm038_init,
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- .restart = mxc_restart,
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-MACHINE_END
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Alexander Shiyan