From: Greg Ungerer <gerg@uclinux.org>
Date: Wed, 6 May 2009 00:14:04 +0000 (+1000)
Subject: m68knommu: remove unecessary interrupt level setting in ColdFire 520x setup
X-Git-Tag: firefly_0821_release~12943^2~19
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a3d9bf1dfdaf6f7df6c5340521dff1aafe39393f;p=firefly-linux-kernel-4.4.55.git

m68knommu: remove unecessary interrupt level setting in ColdFire 520x setup

The new code for the interrupt controller in the ColdFire 520x takes
care of all the interrupt controller setup. No manual config of the
level registers (ICR) is required by the  platform device setup code.
So remove it.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
---

diff --git a/arch/m68knommu/platform/520x/config.c b/arch/m68knommu/platform/520x/config.c
index 6a1fd743817a..92614de42cd3 100644
--- a/arch/m68knommu/platform/520x/config.c
+++ b/arch/m68knommu/platform/520x/config.c
@@ -81,15 +81,11 @@ static struct platform_device *m520x_devices[] __initdata = {
 
 /***************************************************************************/
 
-#define	INTC0	(MCF_MBAR + MCFICM_INTC0)
-
 static void __init m520x_uart_init_line(int line, int irq)
 {
 	u16 par;
 	u8 par2;
 
-	writeb(0x03, INTC0 + MCFINTC_ICR0 + MCFINT_UART0 + line);
-
 	switch (line) {
 	case 0:
 		par = readw(MCF_IPSBAR + MCF_GPIO_PAR_UART);
@@ -128,11 +124,6 @@ static void __init m520x_fec_init(void)
 {
 	u8 v;
 
-	/* Unmask FEC interrupts at ColdFire interrupt controller */
-	writeb(0x4, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 36);
-	writeb(0x4, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 40);
-	writeb(0x4, MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_ICR0 + 42);
-
 	/* Set multi-function pins to ethernet mode */
 	v = readb(MCF_IPSBAR + MCF_GPIO_PAR_FEC);
 	writeb(v | 0xf0, MCF_IPSBAR + MCF_GPIO_PAR_FEC);