diff options
Diffstat (limited to 'arch/m68knommu/platform/523x/config.c')
| -rw-r--r-- | arch/m68knommu/platform/523x/config.c | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/arch/m68knommu/platform/523x/config.c b/arch/m68knommu/platform/523x/config.c deleted file mode 100644 index 74133f27b30..00000000000 --- a/arch/m68knommu/platform/523x/config.c +++ /dev/null @@ -1,169 +0,0 @@ -/***************************************************************************/ - -/* - * linux/arch/m68knommu/platform/523x/config.c - * - * Sub-architcture dependant initialization code for the Freescale - * 523x CPUs. - * - * Copyright (C) 1999-2005, Greg Ungerer (gerg@snapgear.com) - * Copyright (C) 2001-2003, SnapGear Inc. (www.snapgear.com) - */ - -/***************************************************************************/ - -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <asm/machdep.h> -#include <asm/coldfire.h> -#include <asm/mcfsim.h> -#include <asm/mcfuart.h> - -/***************************************************************************/ - -void coldfire_reset(void); - -/***************************************************************************/ - -static struct mcf_platform_uart m523x_uart_platform[] = { - { - .mapbase = MCF_MBAR + MCFUART_BASE1, - .irq = MCFINT_VECBASE + MCFINT_UART0, - }, - { - .mapbase = MCF_MBAR + MCFUART_BASE2, - .irq = MCFINT_VECBASE + MCFINT_UART0 + 1, - }, - { - .mapbase = MCF_MBAR + MCFUART_BASE3, - .irq = MCFINT_VECBASE + MCFINT_UART0 + 2, - }, - { }, -}; - -static struct platform_device m523x_uart = { - .name = "mcfuart", - .id = 0, - .dev.platform_data = m523x_uart_platform, -}; - -static struct resource m523x_fec_resources[] = { - { - .start = MCF_MBAR + 0x1000, - .end = MCF_MBAR + 0x1000 + 0x7ff, - .flags = IORESOURCE_MEM, - }, - { - .start = 64 + 23, - .end = 64 + 23, - .flags = IORESOURCE_IRQ, - }, - { - .start = 64 + 27, - .end = 64 + 27, - .flags = IORESOURCE_IRQ, - }, - { - .start = 64 + 29, - .end = 64 + 29, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device m523x_fec = { - .name = "fec", - .id = 0, - .num_resources = ARRAY_SIZE(m523x_fec_resources), - .resource = m523x_fec_resources, -}; - -static struct platform_device *m523x_devices[] __initdata = { - &m523x_uart, - &m523x_fec, -}; - -/***************************************************************************/ - -#define INTC0 (MCF_MBAR + MCFICM_INTC0) - -static void __init m523x_uart_init_line(int line, int irq) -{ - u32 imr; - - if ((line < 0) || (line > 2)) - return; - - writeb(0x30+line, (INTC0 + MCFINTC_ICR0 + MCFINT_UART0 + line)); - - imr = readl(INTC0 + MCFINTC_IMRL); - imr &= ~((1 << (irq - MCFINT_VECBASE)) | 1); - writel(imr, INTC0 + MCFINTC_IMRL); -} - -static void __init m523x_uarts_init(void) -{ - const int nrlines = ARRAY_SIZE(m523x_uart_platform); - int line; - - for (line = 0; (line < nrlines); line++) - m523x_uart_init_line(line, m523x_uart_platform[line].irq); -} - -/***************************************************************************/ - -static void __init m523x_fec_init(void) -{ - u32 imr; - - /* Unmask FEC interrupts at ColdFire interrupt controller */ - writeb(0x28, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 23); - writeb(0x27, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 27); - writeb(0x26, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 29); - - imr = readl(MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH); - imr &= ~0xf; - writel(imr, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH); - imr = readl(MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRL); - imr &= ~0xff800001; - writel(imr, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRL); -} - -/***************************************************************************/ - -void mcf_disableall(void) -{ - *((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH)) = 0xffffffff; - *((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRL)) = 0xffffffff; -} - -/***************************************************************************/ - -void mcf_autovector(unsigned int vec) -{ - /* Everything is auto-vectored on the 523x */ -} - -/***************************************************************************/ - -void __init config_BSP(char *commandp, int size) -{ - mcf_disableall(); - mach_reset = coldfire_reset; - m523x_uarts_init(); - m523x_fec_init(); -} - -/***************************************************************************/ - -static int __init init_BSP(void) -{ - platform_add_devices(m523x_devices, ARRAY_SIZE(m523x_devices)); - return 0; -} - -arch_initcall(init_BSP); - -/***************************************************************************/ |