128 lines
3.2 KiB
C
128 lines
3.2 KiB
C
|
/*
|
||
|
|
* TI DA830/OMAP L137 EVM board
|
||
|
|
*
|
||
|
|
* Author: Mark A. Greer <mgreer@mvista.com>
|
||
|
|
* Derived from: arch/arm/mach-davinci/board-dm644x-evm.c
|
||
|
|
*
|
||
|
|
* 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
|
||
|
|
* the terms of the GNU General Public License version 2. This program
|
||
|
|
* is licensed "as is" without any warranty of any kind, whether express
|
||
|
|
* or implied.
|
||
|
|
*/
|
||
|
|
#include <linux/kernel.h>
|
||
|
|
#include <linux/module.h>
|
||
|
|
#include <linux/init.h>
|
||
|
|
#include <linux/console.h>
|
||
|
|
#include <linux/i2c.h>
|
||
|
|
#include <linux/i2c/at24.h>
|
||
|
|
|
||
|
|
#include <asm/mach-types.h>
|
||
|
|
#include <asm/mach/arch.h>
|
||
|
|
|
||
|
|
#include <mach/common.h>
|
||
|
|
#include <mach/irqs.h>
|
||
|
|
#include <mach/cp_intc.h>
|
||
|
|
#include <mach/da8xx.h>
|
||
|
|
|
||
|
|
#define DA830_EVM_PHY_MASK 0x0
|
||
|
|
#define DA830_EVM_MDIO_FREQUENCY 2200000 /* PHY bus frequency */
|
||
|
|
|
||
|
|
static struct at24_platform_data da830_evm_i2c_eeprom_info = {
|
||
|
|
.byte_len = SZ_256K / 8,
|
||
|
|
.page_size = 64,
|
||
|
|
.flags = AT24_FLAG_ADDR16,
|
||
|
|
.setup = davinci_get_mac_addr,
|
||
|
|
.context = (void *)0x7f00,
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct i2c_board_info __initdata da830_evm_i2c_devices[] = {
|
||
|
|
{
|
||
|
|
I2C_BOARD_INFO("24c256", 0x50),
|
||
|
|
.platform_data = &da830_evm_i2c_eeprom_info,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct davinci_i2c_platform_data da830_evm_i2c_0_pdata = {
|
||
|
|
.bus_freq = 100, /* kHz */
|
||
|
|
.bus_delay = 0, /* usec */
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct davinci_uart_config da830_evm_uart_config __initdata = {
|
||
|
|
.enabled_uarts = 0x7,
|
||
|
|
};
|
||
|
|
|
||
|
|
static __init void da830_evm_init(void)
|
||
|
|
{
|
||
|
|
struct davinci_soc_info *soc_info = &davinci_soc_info;
|
||
|
|
int ret;
|
||
|
|
|
||
|
|
ret = da8xx_register_edma();
|
||
|
|
if (ret)
|
||
|
|
pr_warning("da830_evm_init: edma registration failed: %d\n",
|
||
|
|
ret);
|
||
|
|
|
||
|
|
ret = da830_pinmux_setup(da830_i2c0_pins);
|
||
|
|
if (ret)
|
||
|
|
pr_warning("da830_evm_init: i2c0 mux setup failed: %d\n",
|
||
|
|
ret);
|
||
|
|
|
||
|
|
ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
|
||
|
|
if (ret)
|
||
|
|
pr_warning("da830_evm_init: i2c0 registration failed: %d\n",
|
||
|
|
ret);
|
||
|
|
|
||
|
|
soc_info->emac_pdata->phy_mask = DA830_EVM_PHY_MASK;
|
||
|
|
soc_info->emac_pdata->mdio_max_freq = DA830_EVM_MDIO_FREQUENCY;
|
||
|
|
soc_info->emac_pdata->rmii_en = 1;
|
||
|
|
|
||
|
|
ret = da830_pinmux_setup(da830_cpgmac_pins);
|
||
|
|
if (ret)
|
||
|
|
pr_warning("da830_evm_init: cpgmac mux setup failed: %d\n",
|
||
|
|
ret);
|
||
|
|
|
||
|
|
ret = da8xx_register_emac();
|
||
|
|
if (ret)
|
||
|
|
pr_warning("da830_evm_init: emac registration failed: %d\n",
|
||
|
|
ret);
|
||
|
|
|
||
|
|
ret = da8xx_register_watchdog();
|
||
|
|
if (ret)
|
||
|
|
pr_warning("da830_evm_init: watchdog registration failed: %d\n",
|
||
|
|
ret);
|
||
|
|
|
||
|
|
davinci_serial_init(&da830_evm_uart_config);
|
||
|
|
i2c_register_board_info(1, da830_evm_i2c_devices,
|
||
|
|
ARRAY_SIZE(da830_evm_i2c_devices));
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_SERIAL_8250_CONSOLE
|
||
|
|
static int __init da830_evm_console_init(void)
|
||
|
|
{
|
||
|
|
return add_preferred_console("ttyS", 2, "115200");
|
||
|
|
}
|
||
|
|
console_initcall(da830_evm_console_init);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
static __init void da830_evm_irq_init(void)
|
||
|
|
{
|
||
|
|
struct davinci_soc_info *soc_info = &davinci_soc_info;
|
||
|
|
|
||
|
|
cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA830_N_CP_INTC_IRQ,
|
||
|
|
soc_info->intc_irq_prios);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void __init da830_evm_map_io(void)
|
||
|
|
{
|
||
|
|
da830_init();
|
||
|
|
}
|
||
|
|
|
||
|
|
MACHINE_START(DAVINCI_DA8XX_EVM, "DaVinci DA830/OMAP L137 EVM")
|
||
|
|
.phys_io = IO_PHYS,
|
||
|
|
.io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
|
||
|
|
.boot_params = (DA8XX_DDR_BASE + 0x100),
|
||
|
|
.map_io = da830_evm_map_io,
|
||
|
|
.init_irq = da830_evm_irq_init,
|
||
|
|
.timer = &davinci_timer,
|
||
|
|
.init_machine = da830_evm_init,
|
||
|
|
MACHINE_END
|