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Diffstat (limited to 'arch/mips/include/asm/mach-loongson/cs5536/cs5536_pci.h')
-rw-r--r--arch/mips/include/asm/mach-loongson/cs5536/cs5536_pci.h153
1 files changed, 153 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-loongson/cs5536/cs5536_pci.h b/arch/mips/include/asm/mach-loongson/cs5536/cs5536_pci.h
new file mode 100644
index 00000000000..0dca9c89ee7
--- /dev/null
+++ b/arch/mips/include/asm/mach-loongson/cs5536/cs5536_pci.h
@@ -0,0 +1,153 @@
+/*
+ * the definition file of cs5536 Virtual Support Module(VSM).
+ * pci configuration space can be accessed through the VSM, so
+ * there is no need of the MSR read/write now, except the spec.
+ * MSR registers which are not implemented yet.
+ *
+ * Copyright (C) 2007 Lemote Inc.
+ * Author : jlliu, liujl@lemote.com
+ */
+
+#ifndef _CS5536_PCI_H
+#define _CS5536_PCI_H
+
+#include <linux/types.h>
+#include <linux/pci_regs.h>
+
+extern void cs5536_pci_conf_write4(int function, int reg, u32 value);
+extern u32 cs5536_pci_conf_read4(int function, int reg);
+
+#define CS5536_ACC_INTR 9
+#define CS5536_IDE_INTR 14
+#define CS5536_USB_INTR 11
+#define CS5536_MFGPT_INTR 5
+#define CS5536_UART1_INTR 4
+#define CS5536_UART2_INTR 3
+
+/************** PCI BUS DEVICE FUNCTION ***************/
+
+/*
+ * PCI bus device function
+ */
+#define PCI_BUS_CS5536 0
+#define PCI_IDSEL_CS5536 14
+
+/********** STANDARD PCI-2.2 EXPANSION ****************/
+
+/*
+ * PCI configuration space
+ * we have to virtualize the PCI configure space head, so we should
+ * define the necessary IDs and some others.
+ */
+
+/* CONFIG of PCI VENDOR ID*/
+#define CFG_PCI_VENDOR_ID(mod_dev_id, sys_vendor_id) \
+ (((mod_dev_id) << 16) | (sys_vendor_id))
+
+/* VENDOR ID */
+#define CS5536_VENDOR_ID 0x1022
+
+/* DEVICE ID */
+#define CS5536_ISA_DEVICE_ID 0x2090
+#define CS5536_IDE_DEVICE_ID 0x209a
+#define CS5536_ACC_DEVICE_ID 0x2093
+#define CS5536_OHCI_DEVICE_ID 0x2094
+#define CS5536_EHCI_DEVICE_ID 0x2095
+
+/* CLASS CODE : CLASS SUB-CLASS INTERFACE */
+#define CS5536_ISA_CLASS_CODE 0x060100
+#define CS5536_IDE_CLASS_CODE 0x010180
+#define CS5536_ACC_CLASS_CODE 0x040100
+#define CS5536_OHCI_CLASS_CODE 0x0C0310
+#define CS5536_EHCI_CLASS_CODE 0x0C0320
+
+/* BHLC : BIST HEADER-TYPE LATENCY-TIMER CACHE-LINE-SIZE */
+
+#define CFG_PCI_CACHE_LINE_SIZE(header_type, latency_timer) \
+ ((PCI_NONE_BIST << 24) | ((header_type) << 16) \
+ | ((latency_timer) << 8) | PCI_NORMAL_CACHE_LINE_SIZE);
+
+#define PCI_NONE_BIST 0x00 /* RO not implemented yet. */
+#define PCI_BRIDGE_HEADER_TYPE 0x80 /* RO */
+#define PCI_NORMAL_HEADER_TYPE 0x00
+#define PCI_NORMAL_LATENCY_TIMER 0x00
+#define PCI_NORMAL_CACHE_LINE_SIZE 0x08 /* RW */
+
+/* BAR */
+#define PCI_BAR0_REG 0x10
+#define PCI_BAR1_REG 0x14
+#define PCI_BAR2_REG 0x18
+#define PCI_BAR3_REG 0x1c
+#define PCI_BAR4_REG 0x20
+#define PCI_BAR5_REG 0x24
+#define PCI_BAR_COUNT 6
+#define PCI_BAR_RANGE_MASK 0xFFFFFFFF
+
+/* CARDBUS CIS POINTER */
+#define PCI_CARDBUS_CIS_POINTER 0x00000000
+
+/* SUBSYSTEM VENDOR ID */
+#define CS5536_SUB_VENDOR_ID CS5536_VENDOR_ID
+
+/* SUBSYSTEM ID */
+#define CS5536_ISA_SUB_ID CS5536_ISA_DEVICE_ID
+#define CS5536_IDE_SUB_ID CS5536_IDE_DEVICE_ID
+#define CS5536_ACC_SUB_ID CS5536_ACC_DEVICE_ID
+#define CS5536_OHCI_SUB_ID CS5536_OHCI_DEVICE_ID
+#define CS5536_EHCI_SUB_ID CS5536_EHCI_DEVICE_ID
+
+/* EXPANSION ROM BAR */
+#define PCI_EXPANSION_ROM_BAR 0x00000000
+
+/* CAPABILITIES POINTER */
+#define PCI_CAPLIST_POINTER 0x00000000
+#define PCI_CAPLIST_USB_POINTER 0x40
+/* INTERRUPT */
+
+#define CFG_PCI_INTERRUPT_LINE(pin, mod_intr) \
+ ((PCI_MAX_LATENCY << 24) | (PCI_MIN_GRANT << 16) | \
+ ((pin) << 8) | (mod_intr))
+
+#define PCI_MAX_LATENCY 0x40
+#define PCI_MIN_GRANT 0x00
+#define PCI_DEFAULT_PIN 0x01
+
+/*********** EXPANSION PCI REG ************************/
+
+/*
+ * ISA EXPANSION
+ */
+#define PCI_UART1_INT_REG 0x50
+#define PCI_UART2_INT_REG 0x54
+#define PCI_ISA_FIXUP_REG 0x58
+
+/*
+ * IDE EXPANSION
+ */
+#define PCI_IDE_CFG_REG 0x40
+#define CS5536_IDE_FLASH_SIGNATURE 0xDEADBEEF
+#define PCI_IDE_DTC_REG 0x48
+#define PCI_IDE_CAST_REG 0x4C
+#define PCI_IDE_ETC_REG 0x50
+#define PCI_IDE_PM_REG 0x54
+#define PCI_IDE_INT_REG 0x60
+
+/*
+ * ACC EXPANSION
+ */
+#define PCI_ACC_INT_REG 0x50
+
+/*
+ * OHCI EXPANSION : INTTERUPT IS IMPLEMENTED BY THE OHCI
+ */
+#define PCI_OHCI_PM_REG 0x40
+#define PCI_OHCI_INT_REG 0x50
+
+/*
+ * EHCI EXPANSION
+ */
+#define PCI_EHCI_LEGSMIEN_REG 0x50
+#define PCI_EHCI_LEGSMISTS_REG 0x54
+#define PCI_EHCI_FLADJ_REG 0x60
+
+#endif /* _CS5536_PCI_H_ */