1 files changed, 186 insertions, 0 deletions

diff --git a/include/asm-ppc/m8260_pci.h b/include/asm-ppc/m8260_pci.h
new file mode 100644
index 000000000000..163a6b91d5b2
--- /dev/null
+++ b/include/asm-ppc/m8260_pci.h
@@ -0,0 +1,186 @@
+/*
+ * include/asm-ppc/m8260_pci.h
+ *
+ * Definitions for the MPC8250/MPC8265/MPC8266 integrated PCI host bridge.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#ifdef __KERNEL__
+#ifndef __M8260_PCI_H
+#define __M8260_PCI_H
+
+#include <linux/pci_ids.h>
+
+/*
+ * Define the vendor/device ID for the MPC8265.
+ */
+#define PCI_DEVICE_ID_MPC8265   ((0x18C0 << 16) | PCI_VENDOR_ID_MOTOROLA)
+
+#define M8265_PCIBR0    0x101ac
+#define M8265_PCIBR1    0x101b0
+#define M8265_PCIMSK0   0x101c4
+#define M8265_PCIMSK1   0x101c8
+
+/* Bit definitions for PCIBR registers */
+
+#define PCIBR_ENABLE        0x00000001
+
+/* Bit definitions for PCIMSK registers */
+
+#define PCIMSK_32KiB         0xFFFF8000  /* Size of window, smallest */
+#define PCIMSK_64KiB         0xFFFF0000
+#define PCIMSK_128KiB        0xFFFE0000
+#define PCIMSK_256KiB        0xFFFC0000
+#define PCIMSK_512KiB        0xFFF80000
+#define PCIMSK_1MiB          0xFFF00000
+#define PCIMSK_2MiB          0xFFE00000
+#define PCIMSK_4MiB          0xFFC00000
+#define PCIMSK_8MiB          0xFF800000
+#define PCIMSK_16MiB         0xFF000000
+#define PCIMSK_32MiB         0xFE000000
+#define PCIMSK_64MiB         0xFC000000
+#define PCIMSK_128MiB        0xF8000000
+#define PCIMSK_256MiB        0xF0000000
+#define PCIMSK_512MiB        0xE0000000
+#define PCIMSK_1GiB          0xC0000000  /* Size of window, largest */
+
+
+#define M826X_SCCR_PCI_MODE_EN 0x100
+
+
+/*
+ * Outbound ATU registers (3 sets). These registers control how 60x bus (local) 
+ * addresses are translated to PCI addresses when the MPC826x is a PCI bus 
+ * master (initiator).
+ */
+
+#define POTAR_REG0          0x10800     /* PCI Outbound Translation Addr registers */
+#define POTAR_REG1          0x10818
+#define POTAR_REG2          0x10830
+
+#define POBAR_REG0          0x10808     /* PCI Outbound Base Addr registers */
+#define POBAR_REG1          0x10820
+#define POBAR_REG2          0x10838
+
+#define POCMR_REG0          0x10810     /* PCI Outbound Comparison Mask registers */
+#define POCMR_REG1          0x10828
+#define POCMR_REG2          0x10840
+
+/* Bit definitions for POMCR registers */
+
+#define POCMR_MASK_4KiB      0x000FFFFF
+#define POCMR_MASK_8KiB      0x000FFFFE
+#define POCMR_MASK_16KiB     0x000FFFFC
+#define POCMR_MASK_32KiB     0x000FFFF8
+#define POCMR_MASK_64KiB     0x000FFFF0
+#define POCMR_MASK_128KiB    0x000FFFE0
+#define POCMR_MASK_256KiB    0x000FFFC0
+#define POCMR_MASK_512KiB    0x000FFF80
+#define POCMR_MASK_1MiB      0x000FFF00
+#define POCMR_MASK_2MiB      0x000FFE00
+#define POCMR_MASK_4MiB      0x000FFC00
+#define POCMR_MASK_8MiB      0x000FF800
+#define POCMR_MASK_16MiB     0x000FF000
+#define POCMR_MASK_32MiB     0x000FE000
+#define POCMR_MASK_64MiB     0x000FC000
+#define POCMR_MASK_128MiB    0x000F8000
+#define POCMR_MASK_256MiB    0x000F0000
+#define POCMR_MASK_512MiB    0x000E0000
+#define POCMR_MASK_1GiB      0x000C0000
+
+#define POCMR_ENABLE        0x80000000
+#define POCMR_PCI_IO        0x40000000
+#define POCMR_PREFETCH_EN   0x20000000
+
+/* Soft PCI reset */
+
+#define PCI_GCR_REG         0x10880
+
+/* Bit definitions for PCI_GCR registers */
+
+#define PCIGCR_PCI_BUS_EN   0x1
+
+#define PCI_EMR_REG         0x10888
+/*
+ * Inbound ATU registers (2 sets). These registers control how PCI addresses 
+ * are translated to 60x bus (local) addresses when the MPC826x is a PCI bus target.
+ */
+
+#define PITAR_REG1          0x108D0
+#define PIBAR_REG1          0x108D8
+#define PICMR_REG1          0x108E0
+#define PITAR_REG0          0x108E8
+#define PIBAR_REG0          0x108F0
+#define PICMR_REG0          0x108F8
+
+/* Bit definitions for PCI Inbound Comparison Mask registers */
+
+#define PICMR_MASK_4KiB       0x000FFFFF
+#define PICMR_MASK_8KiB       0x000FFFFE
+#define PICMR_MASK_16KiB      0x000FFFFC
+#define PICMR_MASK_32KiB      0x000FFFF8
+#define PICMR_MASK_64KiB      0x000FFFF0
+#define PICMR_MASK_128KiB     0x000FFFE0
+#define PICMR_MASK_256KiB     0x000FFFC0
+#define PICMR_MASK_512KiB     0x000FFF80
+#define PICMR_MASK_1MiB       0x000FFF00
+#define PICMR_MASK_2MiB       0x000FFE00
+#define PICMR_MASK_4MiB       0x000FFC00
+#define PICMR_MASK_8MiB       0x000FF800
+#define PICMR_MASK_16MiB      0x000FF000
+#define PICMR_MASK_32MiB      0x000FE000
+#define PICMR_MASK_64MiB      0x000FC000
+#define PICMR_MASK_128MiB     0x000F8000
+#define PICMR_MASK_256MiB     0x000F0000
+#define PICMR_MASK_512MiB     0x000E0000
+#define PICMR_MASK_1GiB       0x000C0000
+
+#define PICMR_ENABLE         0x80000000
+#define PICMR_NO_SNOOP_EN    0x40000000
+#define PICMR_PREFETCH_EN    0x20000000
+
+/* PCI error Registers */
+
+#define PCI_ERROR_STATUS_REG            0x10884
+#define PCI_ERROR_MASK_REG              0x10888
+#define PCI_ERROR_CONTROL_REG           0x1088C
+#define PCI_ERROR_ADRS_CAPTURE_REG      0x10890
+#define PCI_ERROR_DATA_CAPTURE_REG      0x10898
+#define PCI_ERROR_CTRL_CAPTURE_REG      0x108A0
+
+/* PCI error Register bit defines */
+
+#define PCI_ERROR_PCI_ADDR_PAR                  0x00000001
+#define PCI_ERROR_PCI_DATA_PAR_WR               0x00000002
+#define PCI_ERROR_PCI_DATA_PAR_RD               0x00000004
+#define PCI_ERROR_PCI_NO_RSP                    0x00000008
+#define PCI_ERROR_PCI_TAR_ABT                   0x00000010
+#define PCI_ERROR_PCI_SERR                      0x00000020
+#define PCI_ERROR_PCI_PERR_RD                   0x00000040
+#define PCI_ERROR_PCI_PERR_WR                   0x00000080
+#define PCI_ERROR_I2O_OFQO                      0x00000100
+#define PCI_ERROR_I2O_IPQO                      0x00000200
+#define PCI_ERROR_IRA                           0x00000400
+#define PCI_ERROR_NMI                           0x00000800
+#define PCI_ERROR_I2O_DBMC                      0x00001000
+
+/*
+ * Register pair used to generate configuration cycles on the PCI bus
+ * and access the MPC826x's own PCI configuration registers.
+ */
+
+#define PCI_CFG_ADDR_REG     0x10900
+#define PCI_CFG_DATA_REG     0x10904
+
+/* Bus parking decides where the bus control sits when idle */
+/* If modifying memory controllers for PCI park on the core */
+
+#define PPC_ACR_BUS_PARK_CORE 0x6
+#define PPC_ACR_BUS_PARK_PCI  0x3
+
+#endif /* __M8260_PCI_H */
+#endif /* __KERNEL__ */