[PATCH] Add 85xx CDS to arch/powerpc
Arnd Bergmann
arnd at arndb.de
Mon Apr 3 09:00:26 EST 2006
On Monday 03 April 2006 00:42, Andy Fleming wrote:
> +void __init mpc85xx_cds_pic_init(void)
> +{
> + struct mpic *mpic1;
> + phys_addr_t OpenPIC_PAddr;
> +
> + /* Determine the Physical Address of the OpenPIC regs */
> + OpenPIC_PAddr = get_immrbase() + MPC85xx_OPENPIC_OFFSET;
> +
> + mpic1 = mpic_alloc(OpenPIC_PAddr,
> + MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
> + 4, MPC85xx_OPENPIC_IRQ_OFFSET, 0, 250,
> + mpc85xx_cds_openpic_initsenses,
> + sizeof(mpc85xx_cds_openpic_initsenses), " OpenPIC ");
> + BUG_ON(mpic1 == NULL);
> + mpic_assign_isu(mpic1, 0, OpenPIC_PAddr + 0x10200);
> + mpic_assign_isu(mpic1, 1, OpenPIC_PAddr + 0x10280);
> + mpic_assign_isu(mpic1, 2, OpenPIC_PAddr + 0x10300);
> + mpic_assign_isu(mpic1, 3, OpenPIC_PAddr + 0x10380);
> + mpic_assign_isu(mpic1, 4, OpenPIC_PAddr + 0x10400);
> + mpic_assign_isu(mpic1, 5, OpenPIC_PAddr + 0x10480);
> + mpic_assign_isu(mpic1, 6, OpenPIC_PAddr + 0x10500);
> + mpic_assign_isu(mpic1, 7, OpenPIC_PAddr + 0x10580);
> +
> + /* dummy mappings to get to 48 */
> + mpic_assign_isu(mpic1, 8, OpenPIC_PAddr + 0x10600);
> + mpic_assign_isu(mpic1, 9, OpenPIC_PAddr + 0x10680);
> + mpic_assign_isu(mpic1, 10, OpenPIC_PAddr + 0x10700);
> + mpic_assign_isu(mpic1, 11, OpenPIC_PAddr + 0x10780);
> +
> + /* External ints */
> + mpic_assign_isu(mpic1, 12, OpenPIC_PAddr + 0x10000);
> + mpic_assign_isu(mpic1, 13, OpenPIC_PAddr + 0x10080);
> + mpic_assign_isu(mpic1, 14, OpenPIC_PAddr + 0x10100);
Shouldn't all this come from the device tree?
> +/* CADMUS info */
> +#define CADMUS_BASE (0xf8004000)
> +#define CADMUS_SIZE (256)
> +#define CM_VER (0)
> +#define CM_CSR (1)
> +#define CM_RST (2)
> +
> +/* CDS NVRAM/RTC */
> +#define CDS_RTC_ADDR (0xf8000000)
> +#define CDS_RTC_SIZE (8 * 1024)
> +
> +/* PCI interrupt controller */
> +#define PIRQ0A MPC85xx_IRQ_EXT0
> +#define PIRQ0B MPC85xx_IRQ_EXT1
> +#define PIRQ0C MPC85xx_IRQ_EXT2
> +#define PIRQ0D MPC85xx_IRQ_EXT3
> +#define PIRQ1A MPC85xx_IRQ_EXT11
And these as well, more importantly?
Arnd <><
More information about the Linuxppc-embedded
mailing list