104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
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/*
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* linux/arch/arm/mach-mmp/teton_bga.c
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*
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* Support for the Marvell PXA168 Teton BGA Development Platform.
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*
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* Author: Mark F. Brown <mark.brown314@gmail.com>
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*
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* This code is based on aspenite.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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* publishhed by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/gpio.h>
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#include <linux/gpio-pxa.h>
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#include <linux/input.h>
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#include <linux/platform_data/keypad-pxa27x.h>
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#include <linux/i2c.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include "addr-map.h"
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#include "mfp-pxa168.h"
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#include "pxa168.h"
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#include "teton_bga.h"
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#include "irqs.h"
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#include "common.h"
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static unsigned long teton_bga_pin_config[] __initdata = {
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/* UART1 */
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GPIO107_UART1_TXD,
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GPIO108_UART1_RXD,
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/* Keypad */
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GPIO109_KP_MKIN1,
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GPIO110_KP_MKIN0,
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GPIO111_KP_MKOUT7,
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GPIO112_KP_MKOUT6,
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/* I2C Bus */
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GPIO105_CI2C_SDA,
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GPIO106_CI2C_SCL,
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/* RTC */
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GPIO78_GPIO,
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};
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static struct pxa_gpio_platform_data pxa168_gpio_pdata = {
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.irq_base = MMP_GPIO_TO_IRQ(0),
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};
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static unsigned int teton_bga_matrix_key_map[] = {
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KEY(0, 6, KEY_ESC),
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KEY(0, 7, KEY_ENTER),
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KEY(1, 6, KEY_LEFT),
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KEY(1, 7, KEY_RIGHT),
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};
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static struct matrix_keymap_data teton_bga_matrix_keymap_data = {
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.keymap = teton_bga_matrix_key_map,
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.keymap_size = ARRAY_SIZE(teton_bga_matrix_key_map),
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};
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static struct pxa27x_keypad_platform_data teton_bga_keypad_info __initdata = {
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.matrix_key_rows = 2,
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.matrix_key_cols = 8,
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.matrix_keymap_data = &teton_bga_matrix_keymap_data,
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.debounce_interval = 30,
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};
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static struct i2c_board_info teton_bga_i2c_info[] __initdata = {
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{
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I2C_BOARD_INFO("ds1337", 0x68),
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.irq = MMP_GPIO_TO_IRQ(RTC_INT_GPIO)
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},
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};
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static void __init teton_bga_init(void)
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{
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mfp_config(ARRAY_AND_SIZE(teton_bga_pin_config));
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/* on-chip devices */
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pxa168_add_uart(1);
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pxa168_add_keypad(&teton_bga_keypad_info);
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pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(teton_bga_i2c_info));
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platform_device_add_data(&pxa168_device_gpio, &pxa168_gpio_pdata,
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sizeof(struct pxa_gpio_platform_data));
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platform_device_register(&pxa168_device_gpio);
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}
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MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform")
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.map_io = mmp_map_io,
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.nr_irqs = MMP_NR_IRQS,
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.init_irq = pxa168_init_irq,
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.init_time = pxa168_timer_init,
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.init_machine = teton_bga_init,
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.restart = pxa168_restart,
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MACHINE_END
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