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authorGreg Ungerer <gerg@uclinux.org>2009-02-26 22:40:38 -0800
committerDavid S. Miller <davem@davemloft.net>2009-02-26 22:40:38 -0800
commitffba3f48bcd2d8af0570e7d4ce9b86fc4de9b10d (patch)
treed10a834586c8e66b496589aa55966368f9c08889 /arch/m68knommu/platform/528x/config.c
parent211174ea8dca4502e20008de7ff2ad389db023a5 (diff)
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fec: add FEC platform support to ColdFire CPU's setup code
m68knommu: add FEC platform support to ColdFire CPU's setup code Move the per-CPU FEC driver setup code into the actual platform setup code for each ColdFire CPU varient. Signed-off-by: Greg Ungerer <gerg@uclinux.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/m68knommu/platform/528x/config.c')
-rw-r--r--arch/m68knommu/platform/528x/config.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/m68knommu/platform/528x/config.c b/arch/m68knommu/platform/528x/config.c
index dfdb5c2ed8e..2ffb549876f 100644
--- a/arch/m68knommu/platform/528x/config.c
+++ b/arch/m68knommu/platform/528x/config.c
@@ -285,8 +285,40 @@ static struct platform_device m528x_uart = {
.dev.platform_data = m528x_uart_platform,
};
+static struct resource m528x_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 m528x_fec = {
+ .name = "fec",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(m528x_fec_resources),
+ .resource = m528x_fec_resources,
+};
+
+
static struct platform_device *m528x_devices[] __initdata = {
&m528x_uart,
+ &m528x_fec,
};
/***************************************************************************/
@@ -327,6 +359,31 @@ static void __init m528x_uarts_init(void)
/***************************************************************************/
+static void __init m528x_fec_init(void)
+{
+ u32 imr;
+ u16 v16;
+
+ /* 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);
+
+ /* Set multi-function pins to ethernet mode for fec0 */
+ v16 = readw(MCF_IPSBAR + 0x100056);
+ writew(v16 | 0xf00, MCF_IPSBAR + 0x100056);
+ writeb(0xc0, MCF_IPSBAR + 0x100058);
+}
+
+/***************************************************************************/
+
void mcf_disableall(void)
{
*((volatile unsigned long *) (MCF_IPSBAR + MCFICM_INTC0 + MCFINTC_IMRH)) = 0xffffffff;
@@ -386,6 +443,7 @@ void __init config_BSP(char *commandp, int size)
static int __init init_BSP(void)
{
m528x_uarts_init();
+ m528x_fec_init();
platform_add_devices(m528x_devices, ARRAY_SIZE(m528x_devices));
return 0;
}