mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-25 09:20:16 +02:00
dc3d3f1c49
it's basically also provided by ingenic and nativly based on 2.6.27, adjusted to fit into the OpenWrt-environment
110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
/*
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* linux/arch/mips/jz4730/board-pmp.c
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*
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* JZ4730 PMP board setup routines.
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*
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* Copyright (c) 2006-2007 Ingenic Semiconductor Inc.
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* Author: <jlwei@ingenic.cn>
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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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* published by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/sched.h>
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#include <linux/ioport.h>
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#include <linux/mm.h>
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#include <linux/console.h>
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#include <linux/delay.h>
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#include <asm/cpu.h>
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#include <asm/bootinfo.h>
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#include <asm/mipsregs.h>
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#include <asm/reboot.h>
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#include <asm/jzsoc.h>
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extern void (*jz_timer_callback)(void);
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static void dancing(void)
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{
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static unsigned int count = 0;
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count ++;
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count &= 1;
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if (count)
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__gpio_set_pin(GPIO_LED_EN);
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else
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__gpio_clear_pin(GPIO_LED_EN);
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}
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static void pmp_timer_ack(void)
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{
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static unsigned int count = 0;
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count ++;
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if (count % 100 == 0) {
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count = 0;
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dancing();
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}
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}
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static void __init board_cpm_setup(void)
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{
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__cpm_start_all();
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}
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static void __init board_gpio_setup(void)
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{
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/*
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* Most of the gpios have been setup in the bootloader.
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*/
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__harb_usb0_uhc();
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__gpio_as_dma();
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__gpio_as_eth();
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__gpio_as_usb();
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__gpio_as_lcd_master();
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#if defined(CONFIG_I2S_AK4642EN)
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__gpio_as_scc1();
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#endif
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#if defined(CONFIG_I2S_TSC2301) || defined(CONFIG_I2S_TLC320AIC23)
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__gpio_as_ssi();
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#endif
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//__gpio_as_ac97();
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#if defined(CONFIG_I2S_TSC2301) || defined(CONFIG_I2S_TLC320AIC23) || defined(CONFIG_I2S_CS42L51)
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__gpio_as_i2s_slave();
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#endif
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__gpio_as_cim();
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__gpio_as_msc();
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__gpio_as_output(GPIO_LED_EN);
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__gpio_set_pin(GPIO_LED_EN);
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__gpio_as_output(GPIO_DISP_OFF_N);
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__gpio_set_pin(GPIO_DISP_OFF_N);
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__gpio_as_output(GPIO_PWM0);
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__gpio_set_pin(GPIO_PWM0);
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__gpio_as_input(GPIO_RTC_IRQ);
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__gpio_as_output(GPIO_USB_CLK_EN);
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__gpio_set_pin(GPIO_USB_CLK_EN);
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__gpio_as_input(GPIO_CHARG_STAT);
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__gpio_disable_pull(GPIO_CHARG_STAT);
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__gpio_as_input(GPIO_UDC_HOTPLUG);
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__gpio_disable_pull(GPIO_UDC_HOTPLUG);
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__gpio_disable_pull(54); /* fixed ic bug, the pull of gpio pin 86 is as pin 54 */
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}
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void __init jz_board_setup(void)
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{
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printk("JZ4730 PMP board setup\n");
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board_cpm_setup();
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board_gpio_setup();
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jz_timer_callback = pmp_timer_ack;
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}
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