diff options
| author | Florian Fainelli <florian.fainelli@int-evry.fr> | 2007-03-02 22:07:48 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-03-04 19:02:44 +0000 |
| commit | baa545fddd752f46ced034bc3d95778649b67c2d (patch) | |
| tree | 06bbed0ec063477368e8befba2781ceace3b714c /arch/mips/au1000/mtx-1/board_setup.c | |
| parent | 6fff989157aa0506520637277ec4653306689c25 (diff) | |
[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>
Diffstat (limited to 'arch/mips/au1000/mtx-1/board_setup.c')
| -rw-r--r-- | arch/mips/au1000/mtx-1/board_setup.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/mips/au1000/mtx-1/board_setup.c b/arch/mips/au1000/mtx-1/board_setup.c index 7a3cf72c51aa..7bc5af8917da 100644 --- a/arch/mips/au1000/mtx-1/board_setup.c +++ b/arch/mips/au1000/mtx-1/board_setup.c @@ -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; +} + |