m68knommu: clean up ColdFire 527x interrupt setup
With the common intc-2 interrupt controller code in place the ColdFire
527x family startup code can be greatly simplified. Remove all the
interrupt masking code, and the per-device interrupt config here.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
diff --git a/arch/m68knommu/platform/527x/config.c b/arch/m68knommu/platform/527x/config.c
index f746439..fa51be1 100644
--- a/arch/m68knommu/platform/527x/config.c
+++ b/arch/m68knommu/platform/527x/config.c
@@ -116,23 +116,13 @@
/***************************************************************************/
-#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
*/
@@ -157,32 +147,11 @@
/***************************************************************************/
-static void __init m527x_fec_irq_init(int nr)
-{
- unsigned long base;
- u32 imr;
-
- base = MCF_IPSBAR + (nr ? MCFICM_INTC1 : MCFICM_INTC0);
-
- writeb(0x28, base + MCFINTC_ICR0 + 23);
- writeb(0x27, base + MCFINTC_ICR0 + 27);
- writeb(0x26, base + MCFINTC_ICR0 + 29);
-
- imr = readl(base + MCFINTC_IMRH);
- imr &= ~0xf;
- writel(imr, base + MCFINTC_IMRH);
- imr = readl(base + MCFINTC_IMRL);
- imr &= ~0xff800001;
- writel(imr, base + MCFINTC_IMRL);
-}
-
static void __init m527x_fec_init(void)
{
u16 par;
u8 v;
- m527x_fec_irq_init(0);
-
/* Set multi-function pins to ethernet mode for fec0 */
#if defined(CONFIG_M5271)
v = readb(MCF_IPSBAR + 0x100047);
@@ -195,8 +164,6 @@
#endif
#ifdef CONFIG_FEC2
- m527x_fec_irq_init(1);
-
/* Set multi-function pins to ethernet mode for fec1 */
par = readw(MCF_IPSBAR + 0x100082);
writew(par | 0xa0, MCF_IPSBAR + 0x100082);
@@ -207,21 +174,6 @@
/***************************************************************************/
-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 */
-}
-
-/***************************************************************************/
-
static void m527x_cpu_reset(void)
{
local_irq_disable();
@@ -232,7 +184,6 @@
void __init config_BSP(char *commandp, int size)
{
- mcf_disableall();
mach_reset = m527x_cpu_reset;
m527x_uarts_init();
m527x_fec_init();