* (C) Copyright 2004 Tundra Semiconductor Corp.
* Alex Bounine <alexandreb@tundra.com>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
/*
#include <config.h>
-#ifdef CONFIG_TSI108_PCI
-
#include <common.h>
#include <pci.h>
#include <asm/io.h>
#include <tsi108.h>
-#ifdef CONFIG_OF_FLAT_TREE
-#include <ft_build.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#include <fdt_support.h>
#endif
struct pci_controller local_hose;
* requests.
*/
/* Read PB Error Log Registers */
- err_stat = *(volatile u32 *)(CFG_TSI108_CSR_BASE +
+ err_stat = *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PB_REG_OFFSET + PB_ERRCS);
- err_addr = *(volatile u32 *)(CFG_TSI108_CSR_BASE +
+ err_addr = *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PB_REG_OFFSET + PB_AERR);
if (err_stat & PB_ERRCS_ES) {
/* Clear PCI/X bus errors if applicable */
- if ((err_addr & 0xFF000000) == CFG_PCI_CFG_BASE) {
+ if ((err_addr & 0xFF000000) == CONFIG_SYS_PCI_CFG_BASE) {
/* Clear error flag */
- *(u32 *) (CFG_TSI108_CSR_BASE +
+ *(u32 *) (CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PB_REG_OFFSET + PB_ERRCS) =
PB_ERRCS_ES;
/* Clear read error reported in PB_ISR */
- *(u32 *) (CFG_TSI108_CSR_BASE +
+ *(u32 *) (CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PB_REG_OFFSET + PB_ISR) =
PB_ISR_PBS_RD_ERR;
/* Clear errors reported by PCI CSR (Normally Master Abort) */
- pci_stat = *(volatile u32 *)(CFG_TSI108_CSR_BASE +
+ pci_stat = *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PCI_REG_OFFSET +
PCI_CSR);
- *(volatile u32 *)(CFG_TSI108_CSR_BASE +
+ *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PCI_REG_OFFSET + PCI_CSR) =
pci_stat;
- *(volatile u32 *)(CFG_TSI108_CSR_BASE +
+ *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE +
TSI108_PCI_REG_OFFSET +
PCI_IRP_STAT) = PCI_IRP_STAT_P_CSR;
}
".section __ex_table,\"a\"\n"
" .align 2\n"
" .long 1b,3b\n"
- ".text":"=r"(retval):"r"(addr));
+ ".section .text.__get_pci_config_dword"
+ : "=r"(retval) : "r"(addr));
return (retval);
}
static int tsi108_read_config_dword (struct pci_controller *hose,
pci_dev_t dev, int offset, u32 * value)
{
- dev &= (CFG_PCI_CFG_SIZE - 1);
- dev |= (CFG_PCI_CFG_BASE | (offset & 0xfc));
+ dev &= (CONFIG_SYS_PCI_CFG_SIZE - 1);
+ dev |= (CONFIG_SYS_PCI_CFG_BASE | (offset & 0xfc));
*value = __get_pci_config_dword(dev);
if (0xFFFFFFFF == *value)
tsi108_clear_pci_error ();
static int tsi108_write_config_dword (struct pci_controller *hose,
pci_dev_t dev, int offset, u32 value)
{
- dev &= (CFG_PCI_CFG_SIZE - 1);
- dev |= (CFG_PCI_CFG_BASE | (offset & 0xfc));
+ dev &= (CONFIG_SYS_PCI_CFG_SIZE - 1);
+ dev |= (CONFIG_SYS_PCI_CFG_BASE | (offset & 0xfc));
out_le32 ((volatile unsigned *)dev, value);
hose->last_busno = 0xff;
pci_set_region (hose->regions + 0,
- CFG_PCI_MEMORY_BUS,
- CFG_PCI_MEMORY_PHYS,
- CFG_PCI_MEMORY_SIZE, PCI_REGION_MEM | PCI_REGION_MEMORY);
+ CONFIG_SYS_PCI_MEMORY_BUS,
+ CONFIG_SYS_PCI_MEMORY_PHYS,
+ CONFIG_SYS_PCI_MEMORY_SIZE, PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
/* PCI memory space */
pci_set_region (hose->regions + 1,
- CFG_PCI_MEM_BUS,
- CFG_PCI_MEM_PHYS, CFG_PCI_MEM_SIZE, PCI_REGION_MEM);
+ CONFIG_SYS_PCI_MEM_BUS,
+ CONFIG_SYS_PCI_MEM_PHYS, CONFIG_SYS_PCI_MEM_SIZE, PCI_REGION_MEM);
/* PCI I/O space */
pci_set_region (hose->regions + 2,
- CFG_PCI_IO_BUS,
- CFG_PCI_IO_PHYS, CFG_PCI_IO_SIZE, PCI_REGION_IO);
+ CONFIG_SYS_PCI_IO_BUS,
+ CONFIG_SYS_PCI_IO_PHYS, CONFIG_SYS_PCI_IO_SIZE, PCI_REGION_IO);
hose->region_count = 3;
return;
}
-#ifdef CONFIG_OF_FLAT_TREE
-void
-ft_pci_setup (void *blob, bd_t *bd)
+#if defined(CONFIG_OF_LIBFDT)
+void ft_pci_setup(void *blob, bd_t *bd)
{
- u32 *p;
- int len;
-
- p = (u32 *)ft_get_prop (blob, "/" OF_TSI "/pci@1000/bus-range", &len);
- if (p != NULL) {
- p[0] = local_hose.first_busno;
- p[1] = local_hose.last_busno;
+ int nodeoffset;
+ int tmp[2];
+ const char *path;
+
+ nodeoffset = fdt_path_offset(blob, "/aliases");
+ if (nodeoffset >= 0) {
+ path = fdt_getprop(blob, nodeoffset, "pci", NULL);
+ if (path) {
+ tmp[0] = cpu_to_be32(local_hose.first_busno);
+ tmp[1] = cpu_to_be32(local_hose.last_busno);
+ do_fixup_by_path(blob, path, "bus-range",
+ &tmp, sizeof(tmp), 1);
+ }
}
-
}
-#endif
-
-#endif /* CONFIG_TSI108_PCI */
+#endif /* CONFIG_OF_LIBFDT */
projects / karo-tx-uboot.git / blobdiff