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161 lines
3.8 KiB
161 lines
3.8 KiB
// SPDX-License-Identifier: GPL-2.0 |
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// linux/arch/arm/mach-s3c2440/mach-nexcoder.c |
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// |
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// Copyright (c) 2004 Nex Vision |
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// Guillaume GOURAT <[email protected]> |
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// |
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// Modifications: |
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// 15-10-2004 GG Created initial version |
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// 12-03-2005 BJD Updated for release |
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#include <linux/kernel.h> |
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#include <linux/types.h> |
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#include <linux/interrupt.h> |
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#include <linux/list.h> |
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#include <linux/timer.h> |
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#include <linux/init.h> |
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#include <linux/gpio.h> |
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#include <linux/string.h> |
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#include <linux/serial_core.h> |
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#include <linux/serial_s3c.h> |
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#include <linux/platform_device.h> |
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#include <linux/io.h> |
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#include <linux/mtd/map.h> |
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#include <asm/mach/arch.h> |
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#include <asm/mach/map.h> |
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#include <asm/mach/irq.h> |
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#include <asm/setup.h> |
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#include <asm/irq.h> |
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#include <asm/mach-types.h> |
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//#include <asm/debug-ll.h> |
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#include "regs-gpio.h" |
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#include "gpio-samsung.h" |
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#include <linux/platform_data/i2c-s3c2410.h> |
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#include "gpio-cfg.h" |
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#include "devs.h" |
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#include "cpu.h" |
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#include "s3c24xx.h" |
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static struct map_desc nexcoder_iodesc[] __initdata = { |
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/* nothing here yet */ |
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}; |
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#define UCON S3C2410_UCON_DEFAULT |
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#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB |
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#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE |
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static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = { |
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[0] = { |
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.hwport = 0, |
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.flags = 0, |
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.ucon = UCON, |
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.ulcon = ULCON, |
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.ufcon = UFCON, |
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}, |
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[1] = { |
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.hwport = 1, |
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.flags = 0, |
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.ucon = UCON, |
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.ulcon = ULCON, |
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.ufcon = UFCON, |
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}, |
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[2] = { |
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.hwport = 2, |
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.flags = 0, |
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.ucon = UCON, |
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.ulcon = ULCON, |
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.ufcon = UFCON, |
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} |
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}; |
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/* NOR Flash on NexVision NexCoder 2440 board */ |
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static struct resource nexcoder_nor_resource[] = { |
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[0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_8M), |
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}; |
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static struct map_info nexcoder_nor_map = { |
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.bankwidth = 2, |
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}; |
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static struct platform_device nexcoder_device_nor = { |
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.name = "mtd-flash", |
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.id = -1, |
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.num_resources = ARRAY_SIZE(nexcoder_nor_resource), |
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.resource = nexcoder_nor_resource, |
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.dev = |
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{ |
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.platform_data = &nexcoder_nor_map, |
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} |
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}; |
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/* Standard Nexcoder devices */ |
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static struct platform_device *nexcoder_devices[] __initdata = { |
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&s3c_device_ohci, |
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&s3c_device_lcd, |
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&s3c_device_wdt, |
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&s3c_device_i2c0, |
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&s3c_device_iis, |
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&s3c_device_rtc, |
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&s3c_device_camif, |
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&s3c_device_spi0, |
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&s3c_device_spi1, |
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&nexcoder_device_nor, |
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}; |
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static void __init nexcoder_sensorboard_init(void) |
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{ |
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/* Initialize SCCB bus */ |
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gpio_request_one(S3C2410_GPE(14), GPIOF_OUT_INIT_HIGH, NULL); |
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gpio_free(S3C2410_GPE(14)); /* IICSCL */ |
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gpio_request_one(S3C2410_GPE(15), GPIOF_OUT_INIT_HIGH, NULL); |
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gpio_free(S3C2410_GPE(15)); /* IICSDA */ |
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/* Power up the sensor board */ |
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gpio_request_one(S3C2410_GPF(1), GPIOF_OUT_INIT_HIGH, NULL); |
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gpio_free(S3C2410_GPF(1)); /* CAM_GPIO7 => nLDO_PWRDN */ |
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gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_LOW, NULL); |
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gpio_free(S3C2410_GPF(2)); /* CAM_GPIO6 => CAM_PWRDN */ |
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} |
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static void __init nexcoder_map_io(void) |
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{ |
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s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc)); |
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s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs)); |
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s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4); |
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nexcoder_sensorboard_init(); |
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} |
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static void __init nexcoder_init_time(void) |
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{ |
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s3c2440_init_clocks(12000000); |
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s3c24xx_timer_init(); |
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} |
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static void __init nexcoder_init(void) |
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{ |
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s3c_i2c0_set_platdata(NULL); |
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/* Configure the I2S pins (GPE0...GPE4) in correct mode */ |
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s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2), |
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S3C_GPIO_PULL_NONE); |
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platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices)); |
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}; |
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MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440") |
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/* Maintainer: Guillaume GOURAT <[email protected]> */ |
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.atag_offset = 0x100, |
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.map_io = nexcoder_map_io, |
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.init_machine = nexcoder_init, |
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.init_irq = s3c2440_init_irq, |
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.init_time = nexcoder_init_time, |
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MACHINE_END
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