tegrakernel/kernel/kernel-4.9/arch/blackfin/mach-bf561/boards/tepla.c

163 lines
3.3 KiB
C

/*
* Copyright 2004-2007 Analog Devices Inc.
* 2005 National ICT Australia (NICTA)
* Aidan Williams <aidan@nicta.com.au>
*
* Thanks to Jamey Hicks.
*
* Only SMSC91C1111 was registered, may do more later.
*
* Licensed under the GPL-2
*/
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/irq.h>
const char bfin_board_name[] = "Tepla-BF561";
/*
* Driver needs to know address, irq and flag pin.
*/
static struct resource smc91x_resources[] = {
{
.start = 0x2C000300,
.end = 0x2C000320,
.flags = IORESOURCE_MEM,
}, {
.start = IRQ_PROG_INTB,
.end = IRQ_PROG_INTB,
.flags = IORESOURCE_IRQ|IORESOURCE_IRQ_HIGHLEVEL,
}, {
.start = IRQ_PF7,
.end = IRQ_PF7,
.flags = IORESOURCE_IRQ|IORESOURCE_IRQ_HIGHLEVEL,
},
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
};
#if IS_ENABLED(CONFIG_SERIAL_BFIN)
#ifdef CONFIG_SERIAL_BFIN_UART0
static struct resource bfin_uart0_resources[] = {
{
.start = BFIN_UART_THR,
.end = BFIN_UART_GCTL+2,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_UART_TX,
.end = IRQ_UART_TX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_UART_RX,
.end = IRQ_UART_RX,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_UART_ERROR,
.end = IRQ_UART_ERROR,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_UART_TX,
.end = CH_UART_TX,
.flags = IORESOURCE_DMA,
},
{
.start = CH_UART_RX,
.end = CH_UART_RX,
.flags = IORESOURCE_DMA,
},
};
static unsigned short bfin_uart0_peripherals[] = {
P_UART0_TX, P_UART0_RX, 0
};
static struct platform_device bfin_uart0_device = {
.name = "bfin-uart",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_uart0_resources),
.resource = bfin_uart0_resources,
.dev = {
.platform_data = &bfin_uart0_peripherals, /* Passed to driver */
},
};
#endif
#endif
#if IS_ENABLED(CONFIG_BFIN_SIR)
#ifdef CONFIG_BFIN_SIR0
static struct resource bfin_sir0_resources[] = {
{
.start = 0xFFC00400,
.end = 0xFFC004FF,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_UART0_RX,
.end = IRQ_UART0_RX+1,
.flags = IORESOURCE_IRQ,
},
{
.start = CH_UART0_RX,
.end = CH_UART0_RX+1,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device bfin_sir0_device = {
.name = "bfin_sir",
.id = 0,
.num_resources = ARRAY_SIZE(bfin_sir0_resources),
.resource = bfin_sir0_resources,
};
#endif
#endif
static struct platform_device *tepla_devices[] __initdata = {
&smc91x_device,
#if IS_ENABLED(CONFIG_SERIAL_BFIN)
#ifdef CONFIG_SERIAL_BFIN_UART0
&bfin_uart0_device,
#endif
#endif
#if IS_ENABLED(CONFIG_BFIN_SIR)
#ifdef CONFIG_BFIN_SIR0
&bfin_sir0_device,
#endif
#endif
};
static int __init tepla_init(void)
{
printk(KERN_INFO "%s(): registering device resources\n", __func__);
return platform_add_devices(tepla_devices, ARRAY_SIZE(tepla_devices));
}
arch_initcall(tepla_init);
static struct platform_device *tepla_early_devices[] __initdata = {
#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
#ifdef CONFIG_SERIAL_BFIN_UART0
&bfin_uart0_device,
#endif
#endif
};
void __init native_machine_early_platform_add_devices(void)
{
printk(KERN_INFO "register early platform devices\n");
early_platform_add_devices(tepla_early_devices,
ARRAY_SIZE(tepla_early_devices));
}