diff options
Diffstat (limited to 'arch/m68knommu/platform/527x/config.c')
| -rw-r--r-- | arch/m68knommu/platform/527x/config.c | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/arch/m68knommu/platform/527x/config.c b/arch/m68knommu/platform/527x/config.c deleted file mode 100644 index 73cd1aef4a9..00000000000 --- a/arch/m68knommu/platform/527x/config.c +++ /dev/null @@ -1,132 +0,0 @@ -/***************************************************************************/ - -/* - * linux/arch/m68knommu/platform/527x/config.c - * - * Sub-architcture dependant initialization code for the Freescale - * 5270/5271 CPUs. - * - * Copyright (C) 1999-2004, Greg Ungerer (gerg@snapgear.com) - * Copyright (C) 2001-2004, 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 m527x_uart_platform[] = { - { - .mapbase = MCF_MBAR + MCFUART_BASE1, - .irq = MCFINT_VECBASE + MCFINT_UART0, - }, - { - .mapbase = MCF_MBAR + MCFUART_BASE2, - .irq = MCFINT_VECBASE + MCFINT_UART1, - }, - { - .mapbase = MCF_MBAR + MCFUART_BASE3, - .irq = MCFINT_VECBASE + MCFINT_UART2, - }, - { }, -}; - -static struct platform_device m527x_uart = { - .name = "mcfuart", - .id = 0, - .dev.platform_data = m527x_uart_platform, -}; - -static struct platform_device *m527x_devices[] __initdata = { - &m527x_uart, -}; - -/***************************************************************************/ - -#define INTC0 (MCF_MBAR + MCFICM_INTC0) - -static void __init m527x_uart_init_line(int line, int irq) -{ - u16 sepmask; - u32 imr; - - if ((line < 0) || (line > 2)) - return; - - /* level 6, line based priority */ - 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); - - /* - * External Pin Mask Setting & Enable External Pin for Interface - */ - sepmask = readw(MCF_IPSBAR + MCF_GPIO_PAR_UART); - if (line == 0) - sepmask |= UART0_ENABLE_MASK; - else if (line == 1) - sepmask |= UART1_ENABLE_MASK; - else if (line == 2) - sepmask |= UART2_ENABLE_MASK; - writew(sepmask, MCF_IPSBAR + MCF_GPIO_PAR_UART); -} - -static void __init m527x_uarts_init(void) -{ - const int nrlines = ARRAY_SIZE(m527x_uart_platform); - int line; - - for (line = 0; (line < nrlines); line++) - m527x_uart_init_line(line, m527x_uart_platform[line].irq); -} - -/***************************************************************************/ - -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 5272 */ -} - -/***************************************************************************/ - -void __init config_BSP(char *commandp, int size) -{ - mcf_disableall(); - mach_reset = coldfire_reset; -} - -/***************************************************************************/ - -static int __init init_BSP(void) -{ - m527x_uarts_init(); - platform_add_devices(m527x_devices, ARRAY_SIZE(m527x_devices)); - return 0; -} - -arch_initcall(init_BSP); - -/***************************************************************************/ |
