103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
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/*
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* TI DA850/OMAP-L138 EVM board
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*
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* Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
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*
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* Derived from: arch/arm/mach-davinci/board-da830-evm.c
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* Original Copyrights follow:
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*
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* 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
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* the terms of the GNU General Public License version 2. This program
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* is licensed "as is" without any warranty of any kind, whether express
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* or implied.
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/console.h>
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#include <linux/i2c.h>
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#include <linux/i2c/at24.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/irqs.h>
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#include <mach/cp_intc.h>
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#include <mach/da8xx.h>
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static struct davinci_i2c_platform_data da850_evm_i2c_0_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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static struct davinci_uart_config da850_evm_uart_config __initdata = {
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.enabled_uarts = 0x7,
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};
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static __init void da850_evm_init(void)
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{
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int ret;
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ret = da8xx_register_edma();
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if (ret)
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pr_warning("da850_evm_init: edma registration failed: %d\n",
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ret);
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ret = da8xx_pinmux_setup(da850_i2c0_pins);
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if (ret)
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pr_warning("da850_evm_init: i2c0 mux setup failed: %d\n",
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ret);
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ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
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if (ret)
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pr_warning("da850_evm_init: i2c0 registration failed: %d\n",
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ret);
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ret = da8xx_register_watchdog();
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if (ret)
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pr_warning("da830_evm_init: watchdog registration failed: %d\n",
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ret);
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davinci_serial_init(&da850_evm_uart_config);
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/*
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* shut down uart 0 and 1; they are not used on the board and
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* accessing them causes endless "too much work in irq53" messages
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* with arago fs
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*/
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__raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
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__raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
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}
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#ifdef CONFIG_SERIAL_8250_CONSOLE
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static int __init da850_evm_console_init(void)
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{
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return add_preferred_console("ttyS", 2, "115200");
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}
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console_initcall(da850_evm_console_init);
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#endif
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static __init void da850_evm_irq_init(void)
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{
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struct davinci_soc_info *soc_info = &davinci_soc_info;
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cp_intc_init((void __iomem *)DA8XX_CP_INTC_VIRT, DA850_N_CP_INTC_IRQ,
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soc_info->intc_irq_prios);
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}
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static void __init da850_evm_map_io(void)
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{
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da850_init();
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}
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MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138 EVM")
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.phys_io = IO_PHYS,
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.io_pg_offst = (__IO_ADDRESS(IO_PHYS) >> 18) & 0xfffc,
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.boot_params = (DA8XX_DDR_BASE + 0x100),
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.map_io = da850_evm_map_io,
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.init_irq = da850_evm_irq_init,
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.timer = &davinci_timer,
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.init_machine = da850_evm_init,
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MACHINE_END
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