mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-24 21:24:00 +08:00
8cc05f79d2
This patch adds platform devices' registration for the devices which drivers either have been added to the mainline or on the way to. arch/arm/mach-pnx4008/core.c | 69 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) Signed-off-by: Vitaly Wool <vitalywool@gmail.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
275 lines
6.2 KiB
C
275 lines
6.2 KiB
C
/*
|
|
* arch/arm/mach-pnx4008/core.c
|
|
*
|
|
* PNX4008 core startup code
|
|
*
|
|
* Authors: Vitaly Wool, Dmitry Chigirev,
|
|
* Grigory Tolstolytkin, Dmitry Pervushin <source@mvista.com>
|
|
*
|
|
* Based on reference code received from Philips:
|
|
* Copyright (C) 2003 Philips Semiconductors
|
|
*
|
|
* 2005 (c) MontaVista Software, Inc. This file is licensed under
|
|
* the terms of the GNU General Public License version 2. This program
|
|
* is licensed "as is" without any warranty of any kind, whether express
|
|
* or implied.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/list.h>
|
|
#include <linux/init.h>
|
|
#include <linux/ioport.h>
|
|
#include <linux/serial_8250.h>
|
|
#include <linux/device.h>
|
|
#include <linux/spi/spi.h>
|
|
|
|
#include <asm/hardware.h>
|
|
#include <asm/io.h>
|
|
#include <asm/setup.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/pgtable.h>
|
|
#include <asm/page.h>
|
|
#include <asm/system.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/time.h>
|
|
|
|
#include <asm/arch/irq.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch/dma.h>
|
|
|
|
struct resource spipnx_0_resources[] = {
|
|
{
|
|
.start = PNX4008_SPI1_BASE,
|
|
.end = PNX4008_SPI1_BASE + SZ_4K,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = PER_SPI1_REC_XMIT,
|
|
.flags = IORESOURCE_DMA,
|
|
}, {
|
|
.start = SPI1_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.flags = 0,
|
|
},
|
|
};
|
|
|
|
struct resource spipnx_1_resources[] = {
|
|
{
|
|
.start = PNX4008_SPI2_BASE,
|
|
.end = PNX4008_SPI2_BASE + SZ_4K,
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = PER_SPI2_REC_XMIT,
|
|
.flags = IORESOURCE_DMA,
|
|
}, {
|
|
.start = SPI2_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
}, {
|
|
.flags = 0,
|
|
}
|
|
};
|
|
|
|
static struct spi_board_info spi_board_info[] __initdata = {
|
|
{
|
|
.modalias = "m25p80",
|
|
.max_speed_hz = 1000000,
|
|
.bus_num = 1,
|
|
.chip_select = 0,
|
|
},
|
|
};
|
|
|
|
static struct platform_device spipnx_1 = {
|
|
.name = "spipnx",
|
|
.id = 1,
|
|
.num_resources = ARRAY_SIZE(spipnx_0_resources),
|
|
.resource = spipnx_0_resources,
|
|
.dev = {
|
|
.coherent_dma_mask = 0xFFFFFFFF,
|
|
},
|
|
};
|
|
|
|
static struct platform_device spipnx_2 = {
|
|
.name = "spipnx",
|
|
.id = 2,
|
|
.num_resources = ARRAY_SIZE(spipnx_1_resources),
|
|
.resource = spipnx_1_resources,
|
|
.dev = {
|
|
.coherent_dma_mask = 0xFFFFFFFF,
|
|
},
|
|
};
|
|
|
|
static struct plat_serial8250_port platform_serial_ports[] = {
|
|
{
|
|
.membase = (void *)__iomem(IO_ADDRESS(PNX4008_UART5_BASE)),
|
|
.mapbase = (unsigned long)PNX4008_UART5_BASE,
|
|
.irq = IIR5_INT,
|
|
.uartclk = PNX4008_UART_CLK,
|
|
.regshift = 2,
|
|
.iotype = UPIO_MEM,
|
|
.flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | UPF_SKIP_TEST,
|
|
},
|
|
{
|
|
.membase = (void *)__iomem(IO_ADDRESS(PNX4008_UART3_BASE)),
|
|
.mapbase = (unsigned long)PNX4008_UART3_BASE,
|
|
.irq = IIR3_INT,
|
|
.uartclk = PNX4008_UART_CLK,
|
|
.regshift = 2,
|
|
.iotype = UPIO_MEM,
|
|
.flags = UPF_BOOT_AUTOCONF | UPF_BUGGY_UART | UPF_SKIP_TEST,
|
|
},
|
|
{}
|
|
};
|
|
|
|
static struct platform_device serial_device = {
|
|
.name = "serial8250",
|
|
.id = PLAT8250_DEV_PLATFORM,
|
|
.dev = {
|
|
.platform_data = &platform_serial_ports,
|
|
},
|
|
};
|
|
|
|
static struct platform_device nand_flash_device = {
|
|
.name = "pnx4008-flash",
|
|
.id = -1,
|
|
.dev = {
|
|
.coherent_dma_mask = 0xFFFFFFFF,
|
|
},
|
|
};
|
|
|
|
/* The dmamask must be set for OHCI to work */
|
|
static u64 ohci_dmamask = ~(u32) 0;
|
|
|
|
static struct resource ohci_resources[] = {
|
|
{
|
|
.start = IO_ADDRESS(PNX4008_USB_CONFIG_BASE),
|
|
.end = IO_ADDRESS(PNX4008_USB_CONFIG_BASE + 0x100),
|
|
.flags = IORESOURCE_MEM,
|
|
}, {
|
|
.start = USB_HOST_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static struct platform_device ohci_device = {
|
|
.name = "pnx4008-usb-ohci",
|
|
.id = -1,
|
|
.dev = {
|
|
.dma_mask = &ohci_dmamask,
|
|
.coherent_dma_mask = 0xffffffff,
|
|
},
|
|
.num_resources = ARRAY_SIZE(ohci_resources),
|
|
.resource = ohci_resources,
|
|
};
|
|
|
|
static struct platform_device sdum_device = {
|
|
.name = "pnx4008-sdum",
|
|
.id = 0,
|
|
.dev = {
|
|
.coherent_dma_mask = 0xffffffff,
|
|
},
|
|
};
|
|
|
|
static struct platform_device rgbfb_device = {
|
|
.name = "pnx4008-rgbfb",
|
|
.id = 0,
|
|
.dev = {
|
|
.coherent_dma_mask = 0xffffffff,
|
|
}
|
|
};
|
|
|
|
struct resource watchdog_resources[] = {
|
|
{
|
|
.start = PNX4008_WDOG_BASE,
|
|
.end = PNX4008_WDOG_BASE + SZ_4K - 1,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct platform_device watchdog_device = {
|
|
.name = "pnx4008-watchdog",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(watchdog_resources),
|
|
.resource = watchdog_resources,
|
|
};
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&spipnx_1,
|
|
&spipnx_2,
|
|
&serial_device,
|
|
&ohci_device,
|
|
&nand_flash_device,
|
|
&sdum_device,
|
|
&rgbfb_device,
|
|
&watchdog_device,
|
|
};
|
|
|
|
|
|
extern void pnx4008_uart_init(void);
|
|
|
|
static void __init pnx4008_init(void)
|
|
{
|
|
/*disable all START interrupt sources,
|
|
and clear all START interrupt flags */
|
|
__raw_writel(0, START_INT_ER_REG(SE_PIN_BASE_INT));
|
|
__raw_writel(0, START_INT_ER_REG(SE_INT_BASE_INT));
|
|
__raw_writel(0xffffffff, START_INT_RSR_REG(SE_PIN_BASE_INT));
|
|
__raw_writel(0xffffffff, START_INT_RSR_REG(SE_INT_BASE_INT));
|
|
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
|
|
/* Switch on the UART clocks */
|
|
pnx4008_uart_init();
|
|
}
|
|
|
|
static struct map_desc pnx4008_io_desc[] __initdata = {
|
|
{
|
|
.virtual = IO_ADDRESS(PNX4008_IRAM_BASE),
|
|
.pfn = __phys_to_pfn(PNX4008_IRAM_BASE),
|
|
.length = SZ_64K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(PNX4008_NDF_FLASH_BASE),
|
|
.pfn = __phys_to_pfn(PNX4008_NDF_FLASH_BASE),
|
|
.length = SZ_1M - SZ_128K,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(PNX4008_JPEG_CONFIG_BASE),
|
|
.pfn = __phys_to_pfn(PNX4008_JPEG_CONFIG_BASE),
|
|
.length = SZ_128K * 3,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(PNX4008_DMA_CONFIG_BASE),
|
|
.pfn = __phys_to_pfn(PNX4008_DMA_CONFIG_BASE),
|
|
.length = SZ_1M,
|
|
.type = MT_DEVICE,
|
|
}, {
|
|
.virtual = IO_ADDRESS(PNX4008_AHB2FAB_BASE),
|
|
.pfn = __phys_to_pfn(PNX4008_AHB2FAB_BASE),
|
|
.length = SZ_1M,
|
|
.type = MT_DEVICE,
|
|
},
|
|
};
|
|
|
|
void __init pnx4008_map_io(void)
|
|
{
|
|
iotable_init(pnx4008_io_desc, ARRAY_SIZE(pnx4008_io_desc));
|
|
}
|
|
|
|
extern struct sys_timer pnx4008_timer;
|
|
|
|
MACHINE_START(PNX4008, "Philips PNX4008")
|
|
/* Maintainer: MontaVista Software Inc. */
|
|
.phys_io = 0x40090000,
|
|
.io_pg_offst = (0xf4090000 >> 18) & 0xfffc,
|
|
.boot_params = 0x80000100,
|
|
.map_io = pnx4008_map_io,
|
|
.init_irq = pnx4008_init_irq,
|
|
.init_machine = pnx4008_init,
|
|
.timer = &pnx4008_timer,
|
|
MACHINE_END
|