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/*
* Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
* JZ4740 platform devices
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/resource.h>
#include <linux/dma-mapping.h>
#include <linux/usb/musb.h>
#include <asm/mach-jz4740/platform.h>
#include <asm/mach-jz4740/base.h>
#include <asm/mach-jz4740/irq.h>
#include <linux/serial_core.h>
#include <linux/serial_8250.h>
#include "serial.h"
#include "clock.h"
/* OHCI controller */
static struct resource jz4740_usb_ohci_resources[] = {
{
.start = JZ4740_UHC_BASE_ADDR,
.end = JZ4740_UHC_BASE_ADDR + 0x1000 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = JZ4740_IRQ_UHC,
.end = JZ4740_IRQ_UHC,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device jz4740_usb_ohci_device = {
.name = "jz4740-ohci",
.id = -1,
.dev = {
.dma_mask = &jz4740_usb_ohci_device.dev.coherent_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.num_resources = ARRAY_SIZE(jz4740_usb_ohci_resources),
.resource = jz4740_usb_ohci_resources,
};
/* USB Device Controller */
struct platform_device jz4740_udc_xceiv_device = {
.name = "usb_phy_generic",
.id = 0,
};
static struct resource jz4740_udc_resources[] = {
[0] = {
.start = JZ4740_UDC_BASE_ADDR,
.end = JZ4740_UDC_BASE_ADDR + 0x10000 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = JZ4740_IRQ_UDC,
.end = JZ4740_IRQ_UDC,
.flags = IORESOURCE_IRQ,
.name = "mc",
},
};
struct platform_device jz4740_udc_device = {
.name = "musb-jz4740",
.id = -1,
.dev = {
.dma_mask = &jz4740_udc_device.dev.coherent_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.num_resources = ARRAY_SIZE(jz4740_udc_resources),
.resource = jz4740_udc_resources,
};
/* MMC/SD controller */
static struct resource jz4740_mmc_resources[] = {
{
.start = JZ4740_MSC_BASE_ADDR,
.end = JZ4740_MSC_BASE_ADDR + 0x1000 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = JZ4740_IRQ_MSC,
.end = JZ4740_IRQ_MSC,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device jz4740_mmc_device = {
.name = "jz4740-mmc",
.id = 0,
.dev = {
.dma_mask = &jz4740_mmc_device.dev.coherent_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
.num_resources = ARRAY_SIZE(jz4740_mmc_resources),
.resource = jz4740_mmc_resources,
};
/* RTC controller */
static struct resource jz4740_rtc_resources[] = {
{
.start = JZ4740_RTC_BASE_ADDR,
.end = JZ4740_RTC_BASE_ADDR + 0x38 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = JZ4740_IRQ_RTC,
.end = JZ4740_IRQ_RTC,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device jz4740_rtc_device = {
.name = "jz4740-rtc",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_rtc_resources),
.resource = jz4740_rtc_resources,
};
/* I2C controller */
static struct resource jz4740_i2c_resources[] = {
{
.start = JZ4740_I2C_BASE_ADDR,
.end = JZ4740_I2C_BASE_ADDR + 0x1000 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = JZ4740_IRQ_I2C,
.end = JZ4740_IRQ_I2C,
.flags = IORESOURCE_IRQ,
}
};
struct platform_device jz4740_i2c_device = {
.name = "jz4740-i2c",
.id = 0,
.num_resources = ARRAY_SIZE(jz4740_i2c_resources),
.resource = jz4740_i2c_resources,
};
/* NAND controller */
static struct resource jz4740_nand_resources[] = {
{
.name = "mmio",
.start = JZ4740_EMC_BASE_ADDR,
.end = JZ4740_EMC_BASE_ADDR + 0x1000 - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "bank1",
.start = 0x18000000,
.end = 0x180C0000 - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "bank2",
.start = 0x14000000,
.end = 0x140C0000 - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "bank3",
.start = 0x0C000000,
.end = 0x0C0C0000 - 1,
.flags = IORESOURCE_MEM,
},
{
.name = "bank4",
.start = 0x08000000,
.end = 0x080C0000 - 1,
.flags = IORESOURCE_MEM,
},
};
struct platform_device jz4740_nand_device = {
.name = "jz4740-nand",
.num_resources = ARRAY_SIZE(jz4740_nand_resources),
.resource = jz4740_nand_resources,
};
/* LCD controller */
static struct resource jz4740_framebuffer_resources[] = {
{
.start = JZ4740_LCD_BASE_ADDR,
.end = JZ4740_LCD_BASE_ADDR + 0x1000 - 1,
.flags = IORESOURCE_MEM,
},
};
struct platform_device jz4740_framebuffer_device = {
.name = "jz4740-fb",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_framebuffer_resources),
.resource = jz4740_framebuffer_resources,
.dev = {
.dma_mask = &jz4740_framebuffer_device.dev.coherent_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
/* I2S controller */
static struct resource jz4740_i2s_resources[] = {
{
.start = JZ4740_AIC_BASE_ADDR,
.end = JZ4740_AIC_BASE_ADDR + 0x38 - 1,
.flags = IORESOURCE_MEM,
},
};
struct platform_device jz4740_i2s_device = {
.name = "jz4740-i2s",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_i2s_resources),
.resource = jz4740_i2s_resources,
};
/* PCM */
struct platform_device jz4740_pcm_device = {
.name = "jz4740-pcm-audio",
.id = -1,
};
/* Codec */
static struct resource jz4740_codec_resources[] = {
{
.start = JZ4740_AIC_BASE_ADDR + 0x80,
.end = JZ4740_AIC_BASE_ADDR + 0x88 - 1,
.flags = IORESOURCE_MEM,
},
};
struct platform_device jz4740_codec_device = {
.name = "jz4740-codec",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_codec_resources),
.resource = jz4740_codec_resources,
};
/* ADC controller */
static struct resource jz4740_adc_resources[] = {
{
.start = JZ4740_SADC_BASE_ADDR,
.end = JZ4740_SADC_BASE_ADDR + 0x30,
.flags = IORESOURCE_MEM,
},
{
.start = JZ4740_IRQ_SADC,
.end = JZ4740_IRQ_SADC,
.flags = IORESOURCE_IRQ,
},
{
.start = JZ4740_IRQ_ADC_BASE,
.end = JZ4740_IRQ_ADC_BASE,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device jz4740_adc_device = {
.name = "jz4740-adc",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_adc_resources),
.resource = jz4740_adc_resources,
};
/* Serial */
#define JZ4740_UART_DATA(_id) \
{ \
.flags = UPF_SKIP_TEST | UPF_IOREMAP | UPF_FIXED_TYPE, \
.iotype = UPIO_MEM, \
.regshift = 2, \
.serial_out = jz4740_serial_out, \
.type = PORT_16550, \
.mapbase = JZ4740_UART ## _id ## _BASE_ADDR, \
.irq = JZ4740_IRQ_UART ## _id, \
}
static struct plat_serial8250_port jz4740_uart_data[] = {
JZ4740_UART_DATA(0),
JZ4740_UART_DATA(1),
{},
};
static struct platform_device jz4740_uart_device = {
.name = "serial8250",
.id = 0,
.dev = {
.platform_data = jz4740_uart_data,
},
};
void jz4740_serial_device_register(void)
{
struct plat_serial8250_port *p;
struct clk *ext_clk;
unsigned long ext_rate;
ext_clk = clk_get(NULL, "ext");
if (IS_ERR(ext_clk))
panic("unable to get ext clock");
ext_rate = clk_get_rate(ext_clk);
clk_put(ext_clk);
for (p = jz4740_uart_data; p->flags != 0; ++p)
p->uartclk = ext_rate;
platform_device_register(&jz4740_uart_device);
}
/* Watchdog */
static struct resource jz4740_wdt_resources[] = {
{
.start = JZ4740_WDT_BASE_ADDR,
.end = JZ4740_WDT_BASE_ADDR + 0x10 - 1,
.flags = IORESOURCE_MEM,
},
};
struct platform_device jz4740_wdt_device = {
.name = "jz4740-wdt",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_wdt_resources),
.resource = jz4740_wdt_resources,
};
/* PWM */
struct platform_device jz4740_pwm_device = {
.name = "jz4740-pwm",
.id = -1,
};
/* DMA */
static struct resource jz4740_dma_resources[] = {
{
.start = JZ4740_DMAC_BASE_ADDR,
.end = JZ4740_DMAC_BASE_ADDR + 0x400 - 1,
.flags = IORESOURCE_MEM,
},
{
.start = JZ4740_IRQ_DMAC,
.end = JZ4740_IRQ_DMAC,
.flags = IORESOURCE_IRQ,
},
};
struct platform_device jz4740_dma_device = {
.name = "jz4740-dma",
.id = -1,
.num_resources = ARRAY_SIZE(jz4740_dma_resources),
.resource = jz4740_dma_resources,
};
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