xref: /OK3568_Linux_fs/kernel/arch/mips/include/asm/netlogic/xlp-hal/xlp.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
3*4882a593Smuzhiyun  * reserved.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * This software is available to you under a choice of one of two
6*4882a593Smuzhiyun  * licenses.  You may choose to be licensed under the terms of the GNU
7*4882a593Smuzhiyun  * General Public License (GPL) Version 2, available from the file
8*4882a593Smuzhiyun  * COPYING in the main directory of this source tree, or the NetLogic
9*4882a593Smuzhiyun  * license below:
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * Redistribution and use in source and binary forms, with or without
12*4882a593Smuzhiyun  * modification, are permitted provided that the following conditions
13*4882a593Smuzhiyun  * are met:
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * 1. Redistributions of source code must retain the above copyright
16*4882a593Smuzhiyun  *    notice, this list of conditions and the following disclaimer.
17*4882a593Smuzhiyun  * 2. Redistributions in binary form must reproduce the above copyright
18*4882a593Smuzhiyun  *    notice, this list of conditions and the following disclaimer in
19*4882a593Smuzhiyun  *    the documentation and/or other materials provided with the
20*4882a593Smuzhiyun  *    distribution.
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
23*4882a593Smuzhiyun  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24*4882a593Smuzhiyun  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25*4882a593Smuzhiyun  * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
26*4882a593Smuzhiyun  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27*4882a593Smuzhiyun  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28*4882a593Smuzhiyun  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
29*4882a593Smuzhiyun  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30*4882a593Smuzhiyun  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
31*4882a593Smuzhiyun  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
32*4882a593Smuzhiyun  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33*4882a593Smuzhiyun  */
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #ifndef _NLM_HAL_XLP_H
36*4882a593Smuzhiyun #define _NLM_HAL_XLP_H
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #define PIC_UART_0_IRQ			17
39*4882a593Smuzhiyun #define PIC_UART_1_IRQ			18
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define PIC_PCIE_LINK_LEGACY_IRQ_BASE	19
42*4882a593Smuzhiyun #define PIC_PCIE_LINK_LEGACY_IRQ(i)	(19 + (i))
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #define PIC_EHCI_0_IRQ			23
45*4882a593Smuzhiyun #define PIC_EHCI_1_IRQ			24
46*4882a593Smuzhiyun #define PIC_OHCI_0_IRQ			25
47*4882a593Smuzhiyun #define PIC_OHCI_1_IRQ			26
48*4882a593Smuzhiyun #define PIC_OHCI_2_IRQ			27
49*4882a593Smuzhiyun #define PIC_OHCI_3_IRQ			28
50*4882a593Smuzhiyun #define PIC_2XX_XHCI_0_IRQ		23
51*4882a593Smuzhiyun #define PIC_2XX_XHCI_1_IRQ		24
52*4882a593Smuzhiyun #define PIC_2XX_XHCI_2_IRQ		25
53*4882a593Smuzhiyun #define PIC_9XX_XHCI_0_IRQ		23
54*4882a593Smuzhiyun #define PIC_9XX_XHCI_1_IRQ		24
55*4882a593Smuzhiyun #define PIC_9XX_XHCI_2_IRQ		25
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun #define PIC_MMC_IRQ			29
58*4882a593Smuzhiyun #define PIC_I2C_0_IRQ			30
59*4882a593Smuzhiyun #define PIC_I2C_1_IRQ			31
60*4882a593Smuzhiyun #define PIC_I2C_2_IRQ			32
61*4882a593Smuzhiyun #define PIC_I2C_3_IRQ			33
62*4882a593Smuzhiyun #define PIC_SPI_IRQ			34
63*4882a593Smuzhiyun #define PIC_NAND_IRQ			37
64*4882a593Smuzhiyun #define PIC_SATA_IRQ			38
65*4882a593Smuzhiyun #define PIC_GPIO_IRQ			39
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun #define PIC_PCIE_LINK_MSI_IRQ_BASE	44	/* 44 - 47 MSI IRQ */
68*4882a593Smuzhiyun #define PIC_PCIE_LINK_MSI_IRQ(i)	(44 + (i))
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun /* MSI-X with second link-level dispatch */
71*4882a593Smuzhiyun #define PIC_PCIE_MSIX_IRQ_BASE		48	/* 48 - 51 MSI-X IRQ */
72*4882a593Smuzhiyun #define PIC_PCIE_MSIX_IRQ(i)		(48 + (i))
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun /* XLP9xx and XLP8xx has 128 and 32 MSIX vectors respectively */
75*4882a593Smuzhiyun #define NLM_MSIX_VEC_BASE		96	/* 96 - 223 - MSIX mapped */
76*4882a593Smuzhiyun #define NLM_MSI_VEC_BASE		224	/* 224 -351 - MSI mapped */
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun #define NLM_PIC_INDIRECT_VEC_BASE	512
79*4882a593Smuzhiyun #define NLM_GPIO_VEC_BASE		768
80*4882a593Smuzhiyun 
81*4882a593Smuzhiyun #define PIC_IRQ_BASE			8
82*4882a593Smuzhiyun #define PIC_IRT_FIRST_IRQ		PIC_IRQ_BASE
83*4882a593Smuzhiyun #define PIC_IRT_LAST_IRQ		63
84*4882a593Smuzhiyun 
85*4882a593Smuzhiyun #ifndef __ASSEMBLY__
86*4882a593Smuzhiyun 
87*4882a593Smuzhiyun /* SMP support functions */
88*4882a593Smuzhiyun void xlp_boot_core0_siblings(void);
89*4882a593Smuzhiyun void xlp_wakeup_secondary_cpus(void);
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun void xlp_mmu_init(void);
92*4882a593Smuzhiyun void nlm_hal_init(void);
93*4882a593Smuzhiyun int nlm_get_dram_map(int node, uint64_t *dram_map, int nentries);
94*4882a593Smuzhiyun 
95*4882a593Smuzhiyun struct pci_dev;
96*4882a593Smuzhiyun int xlp_socdev_to_node(const struct pci_dev *dev);
97*4882a593Smuzhiyun 
98*4882a593Smuzhiyun /* Device tree related */
99*4882a593Smuzhiyun void xlp_early_init_devtree(void);
100*4882a593Smuzhiyun void *xlp_dt_init(void *fdtp);
101*4882a593Smuzhiyun 
cpu_is_xlpii(void)102*4882a593Smuzhiyun static inline int cpu_is_xlpii(void)
103*4882a593Smuzhiyun {
104*4882a593Smuzhiyun 	int chip = read_c0_prid() & PRID_IMP_MASK;
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun 	return chip == PRID_IMP_NETLOGIC_XLP2XX ||
107*4882a593Smuzhiyun 		chip == PRID_IMP_NETLOGIC_XLP9XX ||
108*4882a593Smuzhiyun 		chip == PRID_IMP_NETLOGIC_XLP5XX;
109*4882a593Smuzhiyun }
110*4882a593Smuzhiyun 
cpu_is_xlp9xx(void)111*4882a593Smuzhiyun static inline int cpu_is_xlp9xx(void)
112*4882a593Smuzhiyun {
113*4882a593Smuzhiyun 	int chip = read_c0_prid() & PRID_IMP_MASK;
114*4882a593Smuzhiyun 
115*4882a593Smuzhiyun 	return chip == PRID_IMP_NETLOGIC_XLP9XX ||
116*4882a593Smuzhiyun 		chip == PRID_IMP_NETLOGIC_XLP5XX;
117*4882a593Smuzhiyun }
118*4882a593Smuzhiyun #endif /* !__ASSEMBLY__ */
119*4882a593Smuzhiyun #endif /* _ASM_NLM_XLP_H */
120