* Copyright 2008 Extreme Engineering Solutions, Inc.
* Copyright 2007-2008 Freescale Semiconductor, Inc.
*
- * 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 <common.h>
#include <pci.h>
#include <asm/fsl_pci.h>
+#include <asm/fsl_serdes.h>
#include <asm/io.h>
#include <linux/compiler.h>
#include <libfdt.h>
#ifdef CONFIG_PCI1
static struct pci_controller pci1_hose;
#endif
-#ifdef CONFIG_PCIE1
-static struct pci_controller pcie1_hose;
-#endif
-#ifdef CONFIG_PCIE2
-static struct pci_controller pcie2_hose;
-#endif
-#ifdef CONFIG_PCIE3
-static struct pci_controller pcie3_hose;
-#endif
-
-/*
- * 85xx and 86xx share naming conventions, but different layout.
- * Correlate names to CPU-specific values to share common
- * PCI code.
- */
-#if defined(CONFIG_MPC85xx)
-#define MPC8xxx_DEVDISR_PCIE1 MPC85xx_DEVDISR_PCIE
-#define MPC8xxx_DEVDISR_PCIE2 MPC85xx_DEVDISR_PCIE2
-#define MPC8xxx_DEVDISR_PCIE3 MPC85xx_DEVDISR_PCIE3
-#define MPC8xxx_PORDEVSR_IO_SEL MPC85xx_PORDEVSR_IO_SEL
-#define MPC8xxx_PORDEVSR_IO_SEL_SHIFT MPC85xx_PORDEVSR_IO_SEL_SHIFT
-#define MPC8xxx_PORBMSR_HA MPC85xx_PORBMSR_HA
-#define MPC8xxx_PORBMSR_HA_SHIFT MPC85xx_PORBMSR_HA_SHIFT
-#elif defined(CONFIG_MPC86xx)
-#define MPC8xxx_DEVDISR_PCIE1 MPC86xx_DEVDISR_PCIEX1
-#define MPC8xxx_DEVDISR_PCIE2 MPC86xx_DEVDISR_PCIEX2
-#define MPC8xxx_DEVDISR_PCIE3 0 /* 8641 doesn't have PCIe3 */
-#define MPC8xxx_PORDEVSR_IO_SEL MPC8641_PORDEVSR_IO_SEL
-#define MPC8xxx_PORDEVSR_IO_SEL_SHIFT MPC8641_PORDEVSR_IO_SEL_SHIFT
-#define MPC8xxx_PORBMSR_HA MPC8641_PORBMSR_HA
-#define MPC8xxx_PORBMSR_HA_SHIFT MPC8641_PORBMSR_HA_SHIFT
-#endif
void pci_init_board(void)
{
- struct fsl_pci_info pci_info[3];
int first_free_busno = 0;
- int num = 0;
- int pcie_ep;
- __maybe_unused int pcie_configured;
-#if defined(CONFIG_MPC85xx)
+#ifdef CONFIG_PCI1
+ int pcie_ep;
+ struct fsl_pci_info pci_info;
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-#elif defined(CONFIG_MPC86xx)
- immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
- volatile ccsr_gur_t *gur = &immap->im_gur;
-#endif
u32 devdisr = in_be32(&gur->devdisr);
- u32 pordevsr = in_be32(&gur->pordevsr);
- __maybe_unused uint io_sel = (pordevsr & MPC8xxx_PORDEVSR_IO_SEL) >>
- MPC8xxx_PORDEVSR_IO_SEL_SHIFT;
-
-#ifdef CONFIG_PCI1
uint pci_spd_norm = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_SPD;
uint pci_32 = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_PCI32;
uint pci_arb = in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_PCI1_ARB;
uint freq = CONFIG_SYS_CLK_FREQ / 1000 / 1000;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
- SET_STD_PCI_INFO(pci_info[num], 1);
- pcie_ep = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
- printf("\n PCI1: %d bit %s, %s %d MHz, %s, %s\n",
+ SET_STD_PCI_INFO(pci_info, 1);
+ set_next_law(pci_info.mem_phys,
+ law_size_bits(pci_info.mem_size), pci_info.law);
+ set_next_law(pci_info.io_phys,
+ law_size_bits(pci_info.io_size), pci_info.law);
+
+ pcie_ep = fsl_setup_hose(&pci1_hose, pci_info.regs);
+ printf("PCI1: %d bit %s, %s %d MHz, %s, %s\n",
pci_32 ? 32 : 64,
pcix ? "PCIX" : "PCI",
pci_spd_norm ? ">=" : "<=",
pcie_ep ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter");
- first_free_busno = fsl_pci_init_port(&pci_info[num++],
+ first_free_busno = fsl_pci_init_port(&pci_info,
&pci1_hose, first_free_busno);
} else {
- printf(" PCI1: disabled\n");
+ printf("PCI1: disabled\n");
}
#elif defined CONFIG_MPC8548
+ volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
/* PCI1 not present on MPC8572 */
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI1);
#endif
-#ifdef CONFIG_PCIE1
- pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel);
-
- if (pcie_configured && !(devdisr & MPC8xxx_DEVDISR_PCIE1)) {
- SET_STD_PCIE_INFO(pci_info[num], 1);
- pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
- printf(" PCIE1 connected as %s\n",
- pcie_ep ? "Endpoint" : "Root Complex");
- first_free_busno = fsl_pci_init_port(&pci_info[num++],
- &pcie1_hose, first_free_busno);
- } else {
- printf(" PCIE1: disabled\n");
- }
-#else
- setbits_be32(&gur->devdisr, MPC8xxx_DEVDISR_PCIE1);
-#endif /* CONFIG_PCIE1 */
-
-#ifdef CONFIG_PCIE2
- pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel);
-
- if (pcie_configured && !(devdisr & MPC8xxx_DEVDISR_PCIE2)) {
- SET_STD_PCIE_INFO(pci_info[num], 2);
- pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
- printf(" PCIE2 connected as %s\n",
- pcie_ep ? "Endpoint" : "Root Complex");
- first_free_busno = fsl_pci_init_port(&pci_info[num++],
- &pcie2_hose, first_free_busno);
- } else {
- printf(" PCIE2: disabled\n");
- }
-#else
- setbits_be32(&gur->devdisr, MPC8xxx_DEVDISR_PCIE2);
-#endif /* CONFIG_PCIE2 */
-
-#ifdef CONFIG_PCIE3
- pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_3, io_sel);
-
- if (pcie_configured && !(devdisr & MPC8xxx_DEVDISR_PCIE3)) {
- SET_STD_PCIE_INFO(pci_info[num], 3);
- pcie_ep = fsl_setup_hose(&pcie3_hose, pci_info[num].regs);
- printf(" PCIE3 connected as %s\n",
- pcie_ep ? "Endpoint" : "Root Complex");
- first_free_busno = fsl_pci_init_port(&pci_info[num++],
- &pcie3_hose, first_free_busno);
- } else {
- printf(" PCIE3: disabled\n");
- }
-#else
- setbits_be32(&gur->devdisr, MPC8xxx_DEVDISR_PCIE3);
-#endif /* CONFIG_PCIE3 */
+ fsl_pcie_init_board(first_free_busno);
}
#if defined(CONFIG_OF_BOARD_SETUP)