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Commit baa545fd authored by Florian Fainelli's avatar Florian Fainelli Committed by Ralf Baechle
Browse files

[MIPS] MTX1: add idsel cardbus ressources 



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

Signed-off-by: default avatarFlorian Fainelli <florian.fainelli@int-evry.fr>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 6fff9891

arch/mips/au1000/mtx-1/board_setup.c

+29 −0
Original line number Original line Diff line number Diff line
@@ -43,6 +43,9 @@ 
#include <asm/pgtable.h>

#include <asm/pgtable.h>

#include <asm/mach-au1x00/au1000.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)

void board_reset (void)

{

{

	/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */

	/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
@@ -72,11 +75,37 @@ void __init board_setup(void) 
	au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );

	au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );

	au_writel( 0x00000001, SYS_OUTPUTCLR ); // set M66EN (PCI 66MHz) to OFF

	au_writel( 0x00000001, SYS_OUTPUTCLR ); // set M66EN (PCI 66MHz) to OFF

	au_writel( 0x00000008, SYS_OUTPUTSET ); // set PCI CLKRUN# 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

	au_writel( 0x00000020, SYS_OUTPUTCLR ); // set eth PHY TX_ER to OFF





	// enable LED and set it to green

	// enable LED and set it to green

	au_writel( au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR );

	au_writel( au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR );

	au_writel( 0x18000800, GPIO2_OUTPUT );

	au_writel( 0x18000800, GPIO2_OUTPUT );





	board_pci_idsel = mtx1_pci_idsel;



	printk("4G Systems MTX-1 Board\n");

	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;

}

arch/mips/au1000/mtx-1/irqmap.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -48,7 +48,7 @@ 
#include <asm/mach-au1x00/au1000.h>

#include <asm/mach-au1x00/au1000.h>





char irq_tab_alchemy[][5] __initdata = {

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) */

 [1] = { -1, INTB, INTA, INTX, INTX},   /* IDSEL 01 - AdapterA-Slot1 (bottom) */

 [2] = { -1, INTC, INTD, INTX, INTX},   /* IDSEL 02 - AdapterB-Slot0 (top)    */

 [2] = { -1, INTC, INTD, INTX, INTX},   /* IDSEL 02 - AdapterB-Slot0 (top)    */

 [3] = { -1, INTD, INTC, INTX, INTX},   /* IDSEL 03 - AdapterB-Slot1 (bottom) */

 [3] = { -1, INTD, INTC, INTX, INTX},   /* IDSEL 03 - AdapterB-Slot1 (bottom) */