3  *     PCI initialization for IDT EB434 board
13  *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
17  *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
24  *  with this program; if not, write  to the Free Software Foundation, Inc.,
29 #include <linux/pci.h>
33 #include <asm/mach-rc32434/rc32434.h>
34 #include <asm/mach-rc32434/pci.h>
39 /* define an unsigned array for the PCI registers */
52 	.name = "PCI MEM1",
61 	.name = "PCI Mem2",
71 	.name = "PCI I/O1",
80 #define PCI_MEM1_END	(PCI_ADDR_START + CPUTOPCI_MEM_WIN - 1)
82 #define PCI_MEM2_END	(PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN)  - 1)
85 	(PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN) + CPUTOPCI_IO_WIN - 1)
89 	(PCI_ADDR_START + (2 * CPUTOPCI_MEM_WIN) + (2 * CPUTOPCI_IO_WIN) - 1)
115 	pcicvalue = rc32434_pci->pcic;  in rc32434_pcibridge_init()
120 		pr_err("PCI init error!!!\n");  in rc32434_pcibridge_init()
122 		return -1;  in rc32434_pcibridge_init()
126 	rc32434_pci->pcic = pcicdata;	/* Enable the PCI bus Interface */  in rc32434_pcibridge_init()
127 	/* Zero out the PCI status & PCI Status Mask */  in rc32434_pcibridge_init()
129 		pcicdata = rc32434_pci->pcis;  in rc32434_pcibridge_init()
134 	rc32434_pci->pcis = 0;  in rc32434_pcibridge_init()
135 	rc32434_pci->pcism = 0xFFFFFFFF;  in rc32434_pcibridge_init()
136 	/* Zero out the PCI decoupled registers */  in rc32434_pcibridge_init()
137 	rc32434_pci->pcidac = 0;	/*  in rc32434_pcibridge_init()
138 					 * disable PCI decoupled accesses at  in rc32434_pcibridge_init()
141 	rc32434_pci->pcidas = 0;	/* clear the status */  in rc32434_pcibridge_init()
142 	rc32434_pci->pcidasm = 0x0000007F;	/* Mask all the interrupts */  in rc32434_pcibridge_init()
143 	/* Mask PCI Messaging Interrupts */  in rc32434_pcibridge_init()
144 	rc32434_pci_msg->pciiic = 0;  in rc32434_pcibridge_init()
145 	rc32434_pci_msg->pciiim = 0xFFFFFFFF;  in rc32434_pcibridge_init()
146 	rc32434_pci_msg->pciioic = 0;  in rc32434_pcibridge_init()
147 	rc32434_pci_msg->pciioim = 0;  in rc32434_pcibridge_init()
151 	rc32434_pci->pcilba[0].address = (unsigned int) (PCI_ADDR_START);  in rc32434_pcibridge_init()
153 	/* setup the PCI map address as same as the local address */  in rc32434_pcibridge_init()
155 	rc32434_pci->pcilba[0].mapping = (unsigned int) (PCI_ADDR_START);  in rc32434_pcibridge_init()
159 	rc32434_pci->pcilba[0].control =  in rc32434_pcibridge_init()
161 	dummyread = rc32434_pci->pcilba[0].control;	/* flush the CPU write Buffers */  in rc32434_pcibridge_init()
162 	rc32434_pci->pcilba[1].address = 0x60000000;  in rc32434_pcibridge_init()
163 	rc32434_pci->pcilba[1].mapping = 0x60000000;  in rc32434_pcibridge_init()
166 	rc32434_pci->pcilba[1].control =  in rc32434_pcibridge_init()
168 	dummyread = rc32434_pci->pcilba[1].control;	/* flush the CPU write Buffers */  in rc32434_pcibridge_init()
169 	rc32434_pci->pcilba[2].address = 0x18C00000;  in rc32434_pcibridge_init()
170 	rc32434_pci->pcilba[2].mapping = 0x18FFFFFF;  in rc32434_pcibridge_init()
173 	rc32434_pci->pcilba[2].control =  in rc32434_pcibridge_init()
175 	dummyread = rc32434_pci->pcilba[2].control;	/* flush the CPU write Buffers */  in rc32434_pcibridge_init()
178 	rc32434_pci->pcilba[3].address = 0x18800000;  in rc32434_pcibridge_init()
179 	rc32434_pci->pcilba[3].mapping = 0x18800000;  in rc32434_pcibridge_init()
180 	rc32434_pci->pcilba[3].control =  in rc32434_pcibridge_init()
183 	dummyread = rc32434_pci->pcilba[3].control;	/* flush the CPU write Buffers */  in rc32434_pcibridge_init()
187 		rc32434_pci->pcicfga = pci_config_addr;  in rc32434_pcibridge_init()
188 		dummyread = rc32434_pci->pcicfga;  in rc32434_pcibridge_init()
189 		rc32434_pci->pcicfgd = korina_cnfg_regs[loopCount];  in rc32434_pcibridge_init()
190 		dummyread = rc32434_pci->pcicfgd;  in rc32434_pcibridge_init()
193 	rc32434_pci->pcitc =  in rc32434_pcibridge_init()
197 	pcicntlval = rc32434_pci->pcic;  in rc32434_pcibridge_init()
199 	rc32434_pci->pcic = pcicntlval;  in rc32434_pcibridge_init()
200 	pcicntlval = rc32434_pci->pcic;  in rc32434_pcibridge_init()
209 	pr_info("PCI: Initializing PCI\n");  in rc32434_pci_init()
220 		return -ENOMEM;  in rc32434_pci_init()
223 		(unsigned long)io_map_base - rc32434_res_pci_io1.start;  in rc32434_pci_init()