880 lines
19 KiB
C
880 lines
19 KiB
C
/*
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* TI DaVinci DM646X EVM board
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*
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* Derived from: arch/arm/mach-davinci/board-evm.c
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* Copyright (C) 2006 Texas Instruments.
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*
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* (C) 2007-2008, MontaVista Software, Inc.
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*
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* This file is licensed under the terms of the GNU General Public License
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* version 2. This program is licensed "as is" without any warranty of any
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* kind, whether express or implied.
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*
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*/
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/**************************************************************************
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* Included Files
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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/leds.h>
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#include <linux/gpio.h>
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#include <linux/platform_device.h>
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#include <linux/i2c.h>
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#include <linux/property.h>
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#include <linux/platform_data/pcf857x.h>
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#include <linux/platform_data/ti-aemif.h>
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#include <media/i2c/tvp514x.h>
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#include <media/i2c/adv7343.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/rawnand.h>
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#include <linux/mtd/partitions.h>
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#include <linux/nvmem-provider.h>
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#include <linux/clk.h>
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#include <linux/export.h>
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#include <linux/platform_data/gpio-davinci.h>
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#include <linux/platform_data/i2c-davinci.h>
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#include <linux/platform_data/mtd-davinci.h>
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#include <linux/platform_data/mtd-davinci-aemif.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <mach/common.h>
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#include <mach/serial.h>
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#include "davinci.h"
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#include "irqs.h"
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#define NAND_BLOCK_SIZE SZ_128K
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/* Note: We are setting first partition as 'bootloader' constituting UBL, U-Boot
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* and U-Boot environment this avoids dependency on any particular combination
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* of UBL, U-Boot or flashing tools etc.
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*/
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static struct mtd_partition davinci_nand_partitions[] = {
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{
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/* UBL, U-Boot with environment */
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.name = "bootloader",
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.offset = MTDPART_OFS_APPEND,
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.size = 16 * NAND_BLOCK_SIZE,
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.mask_flags = MTD_WRITEABLE, /* force read-only */
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}, {
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.name = "kernel",
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.offset = MTDPART_OFS_APPEND,
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.size = SZ_4M,
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.mask_flags = 0,
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}, {
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.name = "filesystem",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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.mask_flags = 0,
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}
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};
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static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
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.wsetup = 29,
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.wstrobe = 24,
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.whold = 14,
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.rsetup = 19,
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.rstrobe = 33,
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.rhold = 0,
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.ta = 29,
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};
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static struct davinci_nand_pdata davinci_nand_data = {
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.core_chipsel = 0,
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.mask_cle = 0x80000,
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.mask_ale = 0x40000,
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.parts = davinci_nand_partitions,
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.nr_parts = ARRAY_SIZE(davinci_nand_partitions),
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.ecc_mode = NAND_ECC_HW,
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.ecc_bits = 1,
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.options = 0,
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};
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static struct resource davinci_nand_resources[] = {
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{
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.start = DM646X_ASYNC_EMIF_CS2_SPACE_BASE,
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.end = DM646X_ASYNC_EMIF_CS2_SPACE_BASE + SZ_32M - 1,
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.flags = IORESOURCE_MEM,
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}, {
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.start = DM646X_ASYNC_EMIF_CONTROL_BASE,
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.end = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device davinci_aemif_devices[] = {
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{
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.name = "davinci_nand",
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.id = 0,
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.num_resources = ARRAY_SIZE(davinci_nand_resources),
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.resource = davinci_nand_resources,
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.dev = {
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.platform_data = &davinci_nand_data,
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},
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},
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};
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static struct resource davinci_aemif_resources[] = {
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{
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.start = DM646X_ASYNC_EMIF_CONTROL_BASE,
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.end = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct aemif_abus_data davinci_aemif_abus_data[] = {
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{
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.cs = 1,
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},
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};
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static struct aemif_platform_data davinci_aemif_pdata = {
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.abus_data = davinci_aemif_abus_data,
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.num_abus_data = ARRAY_SIZE(davinci_aemif_abus_data),
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.sub_devices = davinci_aemif_devices,
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.num_sub_devices = ARRAY_SIZE(davinci_aemif_devices),
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};
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static struct platform_device davinci_aemif_device = {
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.name = "ti-aemif",
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.id = -1,
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.dev = {
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.platform_data = &davinci_aemif_pdata,
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},
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.resource = davinci_aemif_resources,
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.num_resources = ARRAY_SIZE(davinci_aemif_resources),
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};
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#define HAS_ATA (IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \
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IS_ENABLED(CONFIG_PATA_BK3710))
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#ifdef CONFIG_I2C
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/* CPLD Register 0 bits to control ATA */
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#define DM646X_EVM_ATA_RST BIT(0)
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#define DM646X_EVM_ATA_PWD BIT(1)
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/* CPLD Register 0 Client: used for I/O Control */
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static int cpld_reg0_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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if (HAS_ATA) {
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u8 data;
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struct i2c_msg msg[2] = {
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{
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.addr = client->addr,
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.flags = I2C_M_RD,
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.len = 1,
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.buf = &data,
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},
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{
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.addr = client->addr,
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.flags = 0,
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.len = 1,
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.buf = &data,
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},
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};
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/* Clear ATA_RSTn and ATA_PWD bits to enable ATA operation. */
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i2c_transfer(client->adapter, msg, 1);
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data &= ~(DM646X_EVM_ATA_RST | DM646X_EVM_ATA_PWD);
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i2c_transfer(client->adapter, msg + 1, 1);
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}
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return 0;
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}
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static const struct i2c_device_id cpld_reg_ids[] = {
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{ "cpld_reg0", 0, },
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{ },
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};
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static struct i2c_driver dm6467evm_cpld_driver = {
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.driver.name = "cpld_reg0",
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.id_table = cpld_reg_ids,
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.probe = cpld_reg0_probe,
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};
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/* LEDS */
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static struct gpio_led evm_leds[] = {
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{ .name = "DS1", .active_low = 1, },
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{ .name = "DS2", .active_low = 1, },
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{ .name = "DS3", .active_low = 1, },
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{ .name = "DS4", .active_low = 1, },
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};
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static const struct gpio_led_platform_data evm_led_data = {
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.num_leds = ARRAY_SIZE(evm_leds),
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.leds = evm_leds,
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};
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static struct platform_device *evm_led_dev;
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static int evm_led_setup(struct i2c_client *client, int gpio,
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unsigned int ngpio, void *c)
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{
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struct gpio_led *leds = evm_leds;
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int status;
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while (ngpio--) {
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leds->gpio = gpio++;
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leds++;
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}
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evm_led_dev = platform_device_alloc("leds-gpio", 0);
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platform_device_add_data(evm_led_dev, &evm_led_data,
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sizeof(evm_led_data));
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evm_led_dev->dev.parent = &client->dev;
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status = platform_device_add(evm_led_dev);
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if (status < 0) {
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platform_device_put(evm_led_dev);
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evm_led_dev = NULL;
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}
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return status;
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}
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static int evm_led_teardown(struct i2c_client *client, int gpio,
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unsigned ngpio, void *c)
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{
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if (evm_led_dev) {
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platform_device_unregister(evm_led_dev);
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evm_led_dev = NULL;
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}
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return 0;
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}
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static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };
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static int evm_sw_setup(struct i2c_client *client, int gpio,
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unsigned ngpio, void *c)
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{
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int status;
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int i;
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char label[10];
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for (i = 0; i < 4; ++i) {
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snprintf(label, 10, "user_sw%d", i);
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status = gpio_request(gpio, label);
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if (status)
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goto out_free;
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evm_sw_gpio[i] = gpio++;
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status = gpio_direction_input(evm_sw_gpio[i]);
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if (status) {
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gpio_free(evm_sw_gpio[i]);
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evm_sw_gpio[i] = -EINVAL;
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goto out_free;
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}
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status = gpio_export(evm_sw_gpio[i], 0);
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if (status) {
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gpio_free(evm_sw_gpio[i]);
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evm_sw_gpio[i] = -EINVAL;
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goto out_free;
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}
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}
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return status;
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out_free:
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for (i = 0; i < 4; ++i) {
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if (evm_sw_gpio[i] != -EINVAL) {
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gpio_free(evm_sw_gpio[i]);
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evm_sw_gpio[i] = -EINVAL;
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}
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}
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return status;
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}
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static int evm_sw_teardown(struct i2c_client *client, int gpio,
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unsigned ngpio, void *c)
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{
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int i;
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for (i = 0; i < 4; ++i) {
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if (evm_sw_gpio[i] != -EINVAL) {
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gpio_unexport(evm_sw_gpio[i]);
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gpio_free(evm_sw_gpio[i]);
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evm_sw_gpio[i] = -EINVAL;
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}
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}
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return 0;
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}
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static int evm_pcf_setup(struct i2c_client *client, int gpio,
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unsigned int ngpio, void *c)
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{
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int status;
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if (ngpio < 8)
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return -EINVAL;
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status = evm_sw_setup(client, gpio, 4, c);
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if (status)
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return status;
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return evm_led_setup(client, gpio+4, 4, c);
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}
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static int evm_pcf_teardown(struct i2c_client *client, int gpio,
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unsigned int ngpio, void *c)
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{
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BUG_ON(ngpio < 8);
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evm_sw_teardown(client, gpio, 4, c);
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evm_led_teardown(client, gpio+4, 4, c);
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return 0;
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}
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static struct pcf857x_platform_data pcf_data = {
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.gpio_base = DAVINCI_N_GPIO+1,
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.setup = evm_pcf_setup,
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.teardown = evm_pcf_teardown,
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};
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/* Most of this EEPROM is unused, but U-Boot uses some data:
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* - 0x7f00, 6 bytes Ethernet Address
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* - ... newer boards may have more
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*/
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static struct nvmem_cell_info dm646x_evm_nvmem_cells[] = {
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{
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.name = "macaddr",
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.offset = 0x7f00,
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.bytes = ETH_ALEN,
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}
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};
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static struct nvmem_cell_table dm646x_evm_nvmem_cell_table = {
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.nvmem_name = "1-00500",
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.cells = dm646x_evm_nvmem_cells,
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.ncells = ARRAY_SIZE(dm646x_evm_nvmem_cells),
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};
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static struct nvmem_cell_lookup dm646x_evm_nvmem_cell_lookup = {
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.nvmem_name = "1-00500",
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.cell_name = "macaddr",
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.dev_id = "davinci_emac.1",
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.con_id = "mac-address",
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};
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static const struct property_entry eeprom_properties[] = {
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PROPERTY_ENTRY_U32("pagesize", 64),
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{ }
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};
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#endif
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static u8 dm646x_iis_serializer_direction[] = {
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TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE,
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};
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static u8 dm646x_dit_serializer_direction[] = {
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TX_MODE,
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};
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static struct snd_platform_data dm646x_evm_snd_data[] = {
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{
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.tx_dma_offset = 0x400,
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.rx_dma_offset = 0x400,
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.op_mode = DAVINCI_MCASP_IIS_MODE,
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.num_serializer = ARRAY_SIZE(dm646x_iis_serializer_direction),
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.tdm_slots = 2,
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.serial_dir = dm646x_iis_serializer_direction,
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.asp_chan_q = EVENTQ_0,
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},
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{
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.tx_dma_offset = 0x400,
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.rx_dma_offset = 0,
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.op_mode = DAVINCI_MCASP_DIT_MODE,
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.num_serializer = ARRAY_SIZE(dm646x_dit_serializer_direction),
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.tdm_slots = 32,
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.serial_dir = dm646x_dit_serializer_direction,
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.asp_chan_q = EVENTQ_0,
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},
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};
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#ifdef CONFIG_I2C
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static struct i2c_client *cpld_client;
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static int cpld_video_probe(struct i2c_client *client,
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const struct i2c_device_id *id)
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{
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cpld_client = client;
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return 0;
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}
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static int cpld_video_remove(struct i2c_client *client)
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{
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cpld_client = NULL;
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return 0;
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}
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static const struct i2c_device_id cpld_video_id[] = {
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{ "cpld_video", 0 },
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{ }
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};
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static struct i2c_driver cpld_video_driver = {
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.driver = {
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.name = "cpld_video",
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},
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.probe = cpld_video_probe,
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.remove = cpld_video_remove,
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.id_table = cpld_video_id,
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};
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static void evm_init_cpld(void)
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{
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i2c_add_driver(&cpld_video_driver);
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}
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static struct i2c_board_info __initdata i2c_info[] = {
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{
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I2C_BOARD_INFO("24c256", 0x50),
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.properties = eeprom_properties,
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},
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{
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I2C_BOARD_INFO("pcf8574a", 0x38),
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.platform_data = &pcf_data,
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},
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{
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I2C_BOARD_INFO("cpld_reg0", 0x3a),
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},
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{
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I2C_BOARD_INFO("tlv320aic33", 0x18),
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},
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{
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I2C_BOARD_INFO("cpld_video", 0x3b),
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},
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};
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static struct davinci_i2c_platform_data i2c_pdata = {
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.bus_freq = 100 /* kHz */,
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.bus_delay = 0 /* usec */,
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};
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#define VCH2CLK_MASK (BIT_MASK(10) | BIT_MASK(9) | BIT_MASK(8))
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#define VCH2CLK_SYSCLK8 (BIT(9))
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#define VCH2CLK_AUXCLK (BIT(9) | BIT(8))
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#define VCH3CLK_MASK (BIT_MASK(14) | BIT_MASK(13) | BIT_MASK(12))
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#define VCH3CLK_SYSCLK8 (BIT(13))
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#define VCH3CLK_AUXCLK (BIT(14) | BIT(13))
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#define VIDCH2CLK (BIT(10))
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#define VIDCH3CLK (BIT(11))
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#define VIDCH1CLK (BIT(4))
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#define TVP7002_INPUT (BIT(4))
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#define TVP5147_INPUT (~BIT(4))
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#define VPIF_INPUT_ONE_CHANNEL (BIT(5))
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#define VPIF_INPUT_TWO_CHANNEL (~BIT(5))
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#define TVP5147_CH0 "tvp514x-0"
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#define TVP5147_CH1 "tvp514x-1"
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/* spin lock for updating above registers */
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static spinlock_t vpif_reg_lock;
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static int set_vpif_clock(int mux_mode, int hd)
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{
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unsigned long flags;
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unsigned int value;
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int val = 0;
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int err = 0;
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if (!cpld_client)
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return -ENXIO;
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/* disable the clock */
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spin_lock_irqsave(&vpif_reg_lock, flags);
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value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
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value |= (VIDCH3CLK | VIDCH2CLK);
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__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
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spin_unlock_irqrestore(&vpif_reg_lock, flags);
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val = i2c_smbus_read_byte(cpld_client);
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if (val < 0)
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return val;
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if (mux_mode == 1)
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val &= ~0x40;
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else
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val |= 0x40;
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|
|
err = i2c_smbus_write_byte(cpld_client, val);
|
|
if (err)
|
|
return err;
|
|
|
|
value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
|
|
value &= ~(VCH2CLK_MASK);
|
|
value &= ~(VCH3CLK_MASK);
|
|
|
|
if (hd >= 1)
|
|
value |= (VCH2CLK_SYSCLK8 | VCH3CLK_SYSCLK8);
|
|
else
|
|
value |= (VCH2CLK_AUXCLK | VCH3CLK_AUXCLK);
|
|
|
|
__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
|
|
|
|
spin_lock_irqsave(&vpif_reg_lock, flags);
|
|
value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
|
|
/* enable the clock */
|
|
value &= ~(VIDCH3CLK | VIDCH2CLK);
|
|
__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
|
|
spin_unlock_irqrestore(&vpif_reg_lock, flags);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct vpif_subdev_info dm646x_vpif_subdev[] = {
|
|
{
|
|
.name = "adv7343",
|
|
.board_info = {
|
|
I2C_BOARD_INFO("adv7343", 0x2a),
|
|
},
|
|
},
|
|
{
|
|
.name = "ths7303",
|
|
.board_info = {
|
|
I2C_BOARD_INFO("ths7303", 0x2c),
|
|
},
|
|
},
|
|
};
|
|
|
|
static const struct vpif_output dm6467_ch0_outputs[] = {
|
|
{
|
|
.output = {
|
|
.index = 0,
|
|
.name = "Composite",
|
|
.type = V4L2_OUTPUT_TYPE_ANALOG,
|
|
.capabilities = V4L2_OUT_CAP_STD,
|
|
.std = V4L2_STD_ALL,
|
|
},
|
|
.subdev_name = "adv7343",
|
|
.output_route = ADV7343_COMPOSITE_ID,
|
|
},
|
|
{
|
|
.output = {
|
|
.index = 1,
|
|
.name = "Component",
|
|
.type = V4L2_OUTPUT_TYPE_ANALOG,
|
|
.capabilities = V4L2_OUT_CAP_DV_TIMINGS,
|
|
},
|
|
.subdev_name = "adv7343",
|
|
.output_route = ADV7343_COMPONENT_ID,
|
|
},
|
|
{
|
|
.output = {
|
|
.index = 2,
|
|
.name = "S-Video",
|
|
.type = V4L2_OUTPUT_TYPE_ANALOG,
|
|
.capabilities = V4L2_OUT_CAP_STD,
|
|
.std = V4L2_STD_ALL,
|
|
},
|
|
.subdev_name = "adv7343",
|
|
.output_route = ADV7343_SVIDEO_ID,
|
|
},
|
|
};
|
|
|
|
static struct vpif_display_config dm646x_vpif_display_config = {
|
|
.set_clock = set_vpif_clock,
|
|
.subdevinfo = dm646x_vpif_subdev,
|
|
.subdev_count = ARRAY_SIZE(dm646x_vpif_subdev),
|
|
.i2c_adapter_id = 1,
|
|
.chan_config[0] = {
|
|
.outputs = dm6467_ch0_outputs,
|
|
.output_count = ARRAY_SIZE(dm6467_ch0_outputs),
|
|
},
|
|
.card_name = "DM646x EVM Video Display",
|
|
};
|
|
|
|
/**
|
|
* setup_vpif_input_path()
|
|
* @channel: channel id (0 - CH0, 1 - CH1)
|
|
* @sub_dev_name: ptr sub device name
|
|
*
|
|
* This will set vpif input to capture data from tvp514x or
|
|
* tvp7002.
|
|
*/
|
|
static int setup_vpif_input_path(int channel, const char *sub_dev_name)
|
|
{
|
|
int err = 0;
|
|
int val;
|
|
|
|
/* for channel 1, we don't do anything */
|
|
if (channel != 0)
|
|
return 0;
|
|
|
|
if (!cpld_client)
|
|
return -ENXIO;
|
|
|
|
val = i2c_smbus_read_byte(cpld_client);
|
|
if (val < 0)
|
|
return val;
|
|
|
|
if (!strcmp(sub_dev_name, TVP5147_CH0) ||
|
|
!strcmp(sub_dev_name, TVP5147_CH1))
|
|
val &= TVP5147_INPUT;
|
|
else
|
|
val |= TVP7002_INPUT;
|
|
|
|
err = i2c_smbus_write_byte(cpld_client, val);
|
|
if (err)
|
|
return err;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* setup_vpif_input_channel_mode()
|
|
* @mux_mode: mux mode. 0 - 1 channel or (1) - 2 channel
|
|
*
|
|
* This will setup input mode to one channel (TVP7002) or 2 channel (TVP5147)
|
|
*/
|
|
static int setup_vpif_input_channel_mode(int mux_mode)
|
|
{
|
|
unsigned long flags;
|
|
int err = 0;
|
|
int val;
|
|
u32 value;
|
|
|
|
if (!cpld_client)
|
|
return -ENXIO;
|
|
|
|
val = i2c_smbus_read_byte(cpld_client);
|
|
if (val < 0)
|
|
return val;
|
|
|
|
spin_lock_irqsave(&vpif_reg_lock, flags);
|
|
value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
|
|
if (mux_mode) {
|
|
val &= VPIF_INPUT_TWO_CHANNEL;
|
|
value |= VIDCH1CLK;
|
|
} else {
|
|
val |= VPIF_INPUT_ONE_CHANNEL;
|
|
value &= ~VIDCH1CLK;
|
|
}
|
|
__raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
|
|
spin_unlock_irqrestore(&vpif_reg_lock, flags);
|
|
|
|
err = i2c_smbus_write_byte(cpld_client, val);
|
|
if (err)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct tvp514x_platform_data tvp5146_pdata = {
|
|
.clk_polarity = 0,
|
|
.hs_polarity = 1,
|
|
.vs_polarity = 1
|
|
};
|
|
|
|
#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
|
|
|
|
static struct vpif_subdev_info vpif_capture_sdev_info[] = {
|
|
{
|
|
.name = TVP5147_CH0,
|
|
.board_info = {
|
|
I2C_BOARD_INFO("tvp5146", 0x5d),
|
|
.platform_data = &tvp5146_pdata,
|
|
},
|
|
},
|
|
{
|
|
.name = TVP5147_CH1,
|
|
.board_info = {
|
|
I2C_BOARD_INFO("tvp5146", 0x5c),
|
|
.platform_data = &tvp5146_pdata,
|
|
},
|
|
},
|
|
};
|
|
|
|
static struct vpif_input dm6467_ch0_inputs[] = {
|
|
{
|
|
.input = {
|
|
.index = 0,
|
|
.name = "Composite",
|
|
.type = V4L2_INPUT_TYPE_CAMERA,
|
|
.capabilities = V4L2_IN_CAP_STD,
|
|
.std = TVP514X_STD_ALL,
|
|
},
|
|
.subdev_name = TVP5147_CH0,
|
|
.input_route = INPUT_CVBS_VI2B,
|
|
.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
|
|
},
|
|
};
|
|
|
|
static struct vpif_input dm6467_ch1_inputs[] = {
|
|
{
|
|
.input = {
|
|
.index = 0,
|
|
.name = "S-Video",
|
|
.type = V4L2_INPUT_TYPE_CAMERA,
|
|
.capabilities = V4L2_IN_CAP_STD,
|
|
.std = TVP514X_STD_ALL,
|
|
},
|
|
.subdev_name = TVP5147_CH1,
|
|
.input_route = INPUT_SVIDEO_VI2C_VI1C,
|
|
.output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
|
|
},
|
|
};
|
|
|
|
static struct vpif_capture_config dm646x_vpif_capture_cfg = {
|
|
.setup_input_path = setup_vpif_input_path,
|
|
.setup_input_channel_mode = setup_vpif_input_channel_mode,
|
|
.subdev_info = vpif_capture_sdev_info,
|
|
.subdev_count = ARRAY_SIZE(vpif_capture_sdev_info),
|
|
.i2c_adapter_id = 1,
|
|
.chan_config[0] = {
|
|
.inputs = dm6467_ch0_inputs,
|
|
.input_count = ARRAY_SIZE(dm6467_ch0_inputs),
|
|
.vpif_if = {
|
|
.if_type = VPIF_IF_BT656,
|
|
.hd_pol = 1,
|
|
.vd_pol = 1,
|
|
.fid_pol = 0,
|
|
},
|
|
},
|
|
.chan_config[1] = {
|
|
.inputs = dm6467_ch1_inputs,
|
|
.input_count = ARRAY_SIZE(dm6467_ch1_inputs),
|
|
.vpif_if = {
|
|
.if_type = VPIF_IF_BT656,
|
|
.hd_pol = 1,
|
|
.vd_pol = 1,
|
|
.fid_pol = 0,
|
|
},
|
|
},
|
|
.card_name = "DM646x EVM Video Capture",
|
|
};
|
|
|
|
static void __init evm_init_video(void)
|
|
{
|
|
spin_lock_init(&vpif_reg_lock);
|
|
|
|
dm646x_setup_vpif(&dm646x_vpif_display_config,
|
|
&dm646x_vpif_capture_cfg);
|
|
}
|
|
|
|
static void __init evm_init_i2c(void)
|
|
{
|
|
davinci_init_i2c(&i2c_pdata);
|
|
i2c_add_driver(&dm6467evm_cpld_driver);
|
|
i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
|
|
evm_init_cpld();
|
|
evm_init_video();
|
|
}
|
|
#endif
|
|
|
|
#define DM646X_REF_FREQ 27000000
|
|
#define DM646X_AUX_FREQ 24000000
|
|
#define DM6467T_EVM_REF_FREQ 33000000
|
|
|
|
static void __init davinci_map_io(void)
|
|
{
|
|
dm646x_init();
|
|
}
|
|
|
|
static void __init dm646x_evm_init_time(void)
|
|
{
|
|
dm646x_init_time(DM646X_REF_FREQ, DM646X_AUX_FREQ);
|
|
}
|
|
|
|
static void __init dm6467t_evm_init_time(void)
|
|
{
|
|
dm646x_init_time(DM6467T_EVM_REF_FREQ, DM646X_AUX_FREQ);
|
|
}
|
|
|
|
#define DM646X_EVM_PHY_ID "davinci_mdio-0:01"
|
|
/*
|
|
* The following EDMA channels/slots are not being used by drivers (for
|
|
* example: Timer, GPIO, UART events etc) on dm646x, hence they are being
|
|
* reserved for codecs on the DSP side.
|
|
*/
|
|
static const s16 dm646x_dma_rsv_chans[][2] = {
|
|
/* (offset, number) */
|
|
{ 0, 4},
|
|
{13, 3},
|
|
{24, 4},
|
|
{30, 2},
|
|
{54, 3},
|
|
{-1, -1}
|
|
};
|
|
|
|
static const s16 dm646x_dma_rsv_slots[][2] = {
|
|
/* (offset, number) */
|
|
{ 0, 4},
|
|
{13, 3},
|
|
{24, 4},
|
|
{30, 2},
|
|
{54, 3},
|
|
{128, 384},
|
|
{-1, -1}
|
|
};
|
|
|
|
static struct edma_rsv_info dm646x_edma_rsv[] = {
|
|
{
|
|
.rsv_chans = dm646x_dma_rsv_chans,
|
|
.rsv_slots = dm646x_dma_rsv_slots,
|
|
},
|
|
};
|
|
|
|
static __init void evm_init(void)
|
|
{
|
|
int ret;
|
|
struct davinci_soc_info *soc_info = &davinci_soc_info;
|
|
|
|
dm646x_register_clocks();
|
|
|
|
ret = dm646x_gpio_register();
|
|
if (ret)
|
|
pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
|
|
|
|
#ifdef CONFIG_I2C
|
|
nvmem_add_cell_table(&dm646x_evm_nvmem_cell_table);
|
|
nvmem_add_cell_lookups(&dm646x_evm_nvmem_cell_lookup, 1);
|
|
evm_init_i2c();
|
|
#endif
|
|
|
|
davinci_serial_init(dm646x_serial_device);
|
|
dm646x_init_mcasp0(&dm646x_evm_snd_data[0]);
|
|
dm646x_init_mcasp1(&dm646x_evm_snd_data[1]);
|
|
|
|
if (machine_is_davinci_dm6467tevm())
|
|
davinci_nand_data.timing = &dm6467tevm_nandflash_timing;
|
|
|
|
if (platform_device_register(&davinci_aemif_device))
|
|
pr_warn("%s: Cannot register AEMIF device.\n", __func__);
|
|
|
|
dm646x_init_edma(dm646x_edma_rsv);
|
|
|
|
if (HAS_ATA)
|
|
davinci_init_ide();
|
|
|
|
soc_info->emac_pdata->phy_id = DM646X_EVM_PHY_ID;
|
|
}
|
|
|
|
MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
|
|
.atag_offset = 0x100,
|
|
.map_io = davinci_map_io,
|
|
.init_irq = dm646x_init_irq,
|
|
.init_time = dm646x_evm_init_time,
|
|
.init_machine = evm_init,
|
|
.init_late = davinci_init_late,
|
|
.dma_zone_size = SZ_128M,
|
|
MACHINE_END
|
|
|
|
MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
|
|
.atag_offset = 0x100,
|
|
.map_io = davinci_map_io,
|
|
.init_irq = dm646x_init_irq,
|
|
.init_time = dm6467t_evm_init_time,
|
|
.init_machine = evm_init,
|
|
.init_late = davinci_init_late,
|
|
.dma_zone_size = SZ_128M,
|
|
MACHINE_END
|
|
|