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[MIPS] MTX1: add idsel cardbus ressources
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>
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6fff989157
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baa545fddd
2 changed files with 30 additions and 1 deletions
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@ -43,6 +43,9 @@
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#include <asm/pgtable.h>
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#include <asm/mach-au1x00/au1000.h>
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extern int (*board_pci_idsel)(unsigned int devsel, int assert);
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int mtx1_pci_idsel(unsigned int devsel, int assert);
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void board_reset (void)
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{
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/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
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@ -72,11 +75,37 @@ void __init board_setup(void)
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au_writel( 0xFFFFFFFF, SYS_TRIOUTCLR );
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au_writel( 0x00000001, SYS_OUTPUTCLR ); // set M66EN (PCI 66MHz) to OFF
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au_writel( 0x00000008, SYS_OUTPUTSET ); // set PCI CLKRUN# to OFF
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au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
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au_writel( 0x00000020, SYS_OUTPUTCLR ); // set eth PHY TX_ER to OFF
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// enable LED and set it to green
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au_writel( au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR );
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au_writel( 0x18000800, GPIO2_OUTPUT );
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board_pci_idsel = mtx1_pci_idsel;
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printk("4G Systems MTX-1 Board\n");
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}
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int
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mtx1_pci_idsel(unsigned int devsel, int assert)
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{
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#define MTX_IDSEL_ONLY_0_AND_3 0
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#if MTX_IDSEL_ONLY_0_AND_3
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if (devsel != 0 && devsel != 3) {
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printk("*** not 0 or 3\n");
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return 0;
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}
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#endif
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if (assert && devsel != 0) {
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// supress signal to cardbus
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au_writel( 0x00000002, SYS_OUTPUTCLR ); // set EXT_IO3 OFF
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}
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else {
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au_writel( 0x00000002, SYS_OUTPUTSET ); // set EXT_IO3 ON
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}
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au_sync_udelay(1);
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return 1;
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}
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@ -48,7 +48,7 @@
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#include <asm/mach-au1x00/au1000.h>
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char irq_tab_alchemy[][5] __initdata = {
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[0] = { -1, INTA, INTB, INTX, INTX}, /* IDSEL 00 - AdapterA-Slot0 (top) */
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[0] = { -1, INTA, INTA, INTX, INTX}, /* IDSEL 00 - AdapterA-Slot0 (top) */
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[1] = { -1, INTB, INTA, INTX, INTX}, /* IDSEL 01 - AdapterA-Slot1 (bottom) */
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[2] = { -1, INTC, INTD, INTX, INTX}, /* IDSEL 02 - AdapterB-Slot0 (top) */
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[3] = { -1, INTD, INTC, INTX, INTX}, /* IDSEL 03 - AdapterB-Slot1 (bottom) */
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