109 lines
2.5 KiB
C
109 lines
2.5 KiB
C
/***************************************************************************/
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/*
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* linux/arch/m68knommu/platform/5249/config.c
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*
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* Copyright (C) 2002, Greg Ungerer (gerg@snapgear.com)
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*/
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/***************************************************************************/
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#include <linux/kernel.h>
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#include <linux/param.h>
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#include <linux/init.h>
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#include <linux/io.h>
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#include <linux/platform_device.h>
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#include <asm/machdep.h>
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#include <asm/coldfire.h>
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#include <asm/mcfsim.h>
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/***************************************************************************/
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#ifdef CONFIG_M5249C3
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static struct resource m5249_smc91x_resources[] = {
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{
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.start = 0xe0000300,
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.end = 0xe0000300 + 0x100,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = MCFINTC2_GPIOIRQ6,
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.end = MCFINTC2_GPIOIRQ6,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device m5249_smc91x = {
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.name = "smc91x",
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.id = 0,
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.num_resources = ARRAY_SIZE(m5249_smc91x_resources),
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.resource = m5249_smc91x_resources,
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};
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#endif /* CONFIG_M5249C3 */
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static struct platform_device *m5249_devices[] __initdata = {
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#ifdef CONFIG_M5249C3
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&m5249_smc91x,
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#endif
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};
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/***************************************************************************/
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#ifdef CONFIG_SPI_COLDFIRE_QSPI
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static void __init m5249_qspi_init(void)
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{
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/* QSPI irq setup */
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writeb(MCFSIM_ICR_AUTOVEC | MCFSIM_ICR_LEVEL4 | MCFSIM_ICR_PRI0,
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MCF_MBAR + MCFSIM_QSPIICR);
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mcf_mapirq2imr(MCF_IRQ_QSPI, MCFINTC_QSPI);
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}
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#endif /* CONFIG_SPI_COLDFIRE_QSPI */
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/***************************************************************************/
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#ifdef CONFIG_M5249C3
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static void __init m5249_smc91x_init(void)
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{
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u32 gpio;
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/* Set the GPIO line as interrupt source for smc91x device */
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gpio = readl(MCF_MBAR2 + MCFSIM2_GPIOINTENABLE);
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writel(gpio | 0x40, MCF_MBAR2 + MCFSIM2_GPIOINTENABLE);
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gpio = readl(MCF_MBAR2 + MCFSIM2_INTLEVEL5);
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writel(gpio | 0x04000000, MCF_MBAR2 + MCFSIM2_INTLEVEL5);
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}
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#endif /* CONFIG_M5249C3 */
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/***************************************************************************/
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void __init config_BSP(char *commandp, int size)
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{
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mach_sched_init = hw_timer_init;
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#ifdef CONFIG_M5249C3
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m5249_smc91x_init();
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#endif
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#ifdef CONFIG_SPI_COLDFIRE_QSPI
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m5249_qspi_init();
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#endif
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}
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/***************************************************************************/
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static int __init init_BSP(void)
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{
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platform_add_devices(m5249_devices, ARRAY_SIZE(m5249_devices));
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return 0;
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}
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arch_initcall(init_BSP);
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/***************************************************************************/
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