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[MIPS] MTX1: add idsel cardbus ressources

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Adds cardbus ressources for MTX1 boards which have a PCMCIA controller.

Signed-off-by: Florian Fainelli <florian.fainelli@int-evry.fr>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Florian Fainelli 2007-03-02 22:07:48 +01:00 committed by Ralf Baechle
parent 6fff989157
commit baa545fddd
2 changed files with 30 additions and 1 deletions
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29
arch/mips/au1000/mtx-1/board_setup.c
View File

@ -43,6 +43,9 @@
#include <asm/pgtable.h>
#include <asm/mach-au1x00/au1000.h>
extern int (*board_pci_idsel)(unsigned int devsel, int assert);
int mtx1_pci_idsel(unsigned int devsel, int assert);
void board_reset (void)
{
/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
@ -72,11 +75,37 @@ void __init board_setup(void)
au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );
au_writel( 0x00000001, SYS_OUTPUTCLR ); // set M66EN (PCI 66MHz) to OFF
au_writel( 0x00000008, SYS_OUTPUTSET ); // set PCI CLKRUN# to OFF
au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
au_writel( 0x00000020, SYS_OUTPUTCLR ); // set eth PHY TX_ER to OFF
// enable LED and set it to green
au_writel( au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR );
au_writel( 0x18000800, GPIO2_OUTPUT );
board_pci_idsel = mtx1_pci_idsel;
printk("4G Systems MTX-1 Board\n");
}
int
mtx1_pci_idsel(unsigned int devsel, int assert)
{
#define MTX_IDSEL_ONLY_0_AND_3 0
#if MTX_IDSEL_ONLY_0_AND_3
if (devsel != 0 && devsel != 3) {
printk("*** not 0 or 3\n");
return 0;
}
#endif
if (assert && devsel != 0) {
// supress signal to cardbus
au_writel( 0x00000002, SYS_OUTPUTCLR ); // set EXT_IO3 OFF
}
else {
au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
}
au_sync_udelay(1);
return 1;
}

2
arch/mips/au1000/mtx-1/irqmap.c
View File

@ -48,7 +48,7 @@
#include <asm/mach-au1x00/au1000.h>
char irq_tab_alchemy[][5] __initdata = {
[0] = { -1, INTA, INTB, INTX, INTX}, /* IDSEL 00 - AdapterA-Slot0 (top) */
[0] = { -1, INTA, INTA, INTX, INTX}, /* IDSEL 00 - AdapterA-Slot0 (top) */
[1] = { -1, INTB, INTA, INTX, INTX}, /* IDSEL 01 - AdapterA-Slot1 (bottom) */
[2] = { -1, INTC, INTD, INTX, INTX}, /* IDSEL 02 - AdapterB-Slot0 (top) */
[3] = { -1, INTD, INTC, INTX, INTX}, /* IDSEL 03 - AdapterB-Slot1 (bottom) */