Last user of this option went away in 2015 in commit: d928664f41 ("powerpc: 74xx_7xx: remove 74xx_7xx cpu support")
Signed-off-by: Tuomas Tynkkynen tuomas@tuxera.com --- drivers/pci/Makefile | 1 - drivers/pci/tsi108_pci.c | 167 ----------------------------------------------- 2 files changed, 168 deletions(-) delete mode 100644 drivers/pci/tsi108_pci.c
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index 5eb12efbf5..5410897e40 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -29,7 +29,6 @@ obj-$(CONFIG_SH4_PCI) += pci_sh4.o obj-$(CONFIG_SH7751_PCI) +=pci_sh7751.o obj-$(CONFIG_SH7780_PCI) +=pci_sh7780.o obj-$(CONFIG_PCI_TEGRA) += pci_tegra.o -obj-$(CONFIG_TSI108_PCI) += tsi108_pci.o obj-$(CONFIG_PCIE_DW_MVEBU) += pcie_dw_mvebu.o obj-$(CONFIG_PCIE_LAYERSCAPE) += pcie_layerscape.o obj-$(CONFIG_PCIE_LAYERSCAPE) += pcie_layerscape_fixup.o diff --git a/drivers/pci/tsi108_pci.c b/drivers/pci/tsi108_pci.c deleted file mode 100644 index d48e1e6fe6..0000000000 --- a/drivers/pci/tsi108_pci.c +++ /dev/null @@ -1,167 +0,0 @@ -/* - * (C) Copyright 2004 Tundra Semiconductor Corp. - * Alex Bounine alexandreb@tundra.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * PCI initialisation for the Tsi108 EMU board. - */ - -#include <config.h> - -#include <common.h> -#include <pci.h> -#include <asm/io.h> -#include <tsi108.h> -#if defined(CONFIG_OF_LIBFDT) -#include <libfdt.h> -#include <fdt_support.h> -#endif - -struct pci_controller local_hose; - -void tsi108_clear_pci_error (void) -{ - u32 err_stat, err_addr, pci_stat; - - /* - * Quietly clear errors signalled as result of PCI/X configuration read - * requests. - */ - /* Read PB Error Log Registers */ - err_stat = *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE + - TSI108_PB_REG_OFFSET + PB_ERRCS); - 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) == CONFIG_SYS_PCI_CFG_BASE) { - /* Clear error flag */ - *(u32 *) (CONFIG_SYS_TSI108_CSR_BASE + - TSI108_PB_REG_OFFSET + PB_ERRCS) = - PB_ERRCS_ES; - - /* Clear read error reported in PB_ISR */ - *(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 *)(CONFIG_SYS_TSI108_CSR_BASE + - TSI108_PCI_REG_OFFSET + - PCI_CSR); - *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE + - TSI108_PCI_REG_OFFSET + PCI_CSR) = - pci_stat; - - *(volatile u32 *)(CONFIG_SYS_TSI108_CSR_BASE + - TSI108_PCI_REG_OFFSET + - PCI_IRP_STAT) = PCI_IRP_STAT_P_CSR; - } - } - - return; -} - -unsigned int __get_pci_config_dword (u32 addr) -{ - unsigned int retval; - - __asm__ __volatile__ (" lwbrx %0,0,%1\n" - "1: eieio\n" - "2:\n" - ".section .fixup,"ax"\n" - "3: li %0,-1\n" - " b 2b\n" - ".section __ex_table,"a"\n" - " .align 2\n" - " .long 1b,3b\n" - ".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 &= (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 (); - return 0; -} - -static int tsi108_write_config_dword (struct pci_controller *hose, - pci_dev_t dev, int offset, u32 value) -{ - dev &= (CONFIG_SYS_PCI_CFG_SIZE - 1); - dev |= (CONFIG_SYS_PCI_CFG_BASE | (offset & 0xfc)); - - out_le32 ((volatile unsigned *)dev, value); - - return 0; -} - -void pci_init_board (void) -{ - struct pci_controller *hose = (struct pci_controller *)&local_hose; - - hose->first_busno = 0; - hose->last_busno = 0xff; - - pci_set_region (hose->regions + 0, - 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, - 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, - CONFIG_SYS_PCI_IO_BUS, - CONFIG_SYS_PCI_IO_PHYS, CONFIG_SYS_PCI_IO_SIZE, PCI_REGION_IO); - - hose->region_count = 3; - - pci_set_ops (hose, - pci_hose_read_config_byte_via_dword, - pci_hose_read_config_word_via_dword, - tsi108_read_config_dword, - pci_hose_write_config_byte_via_dword, - pci_hose_write_config_word_via_dword, - tsi108_write_config_dword); - - pci_register_hose (hose); - - hose->last_busno = pci_hose_scan (hose); - - debug ("Done PCI initialization\n"); - return; -} - -#if defined(CONFIG_OF_LIBFDT) -void ft_pci_setup(void *blob, bd_t *bd) -{ - 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 /* CONFIG_OF_LIBFDT */