da419027af
The patch changes PCIe dts node status to 'disabled' if the corresponding controller is disabled according to serdes protocol. Signed-off-by: Minghuan Lian <Minghuan.Lian@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
52 lines
999 B
C
52 lines
999 B
C
/*
|
|
* Copyright 2014 Freescale Semiconductor, Inc.
|
|
* Layerscape PCIe driver
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/arch/fsl_serdes.h>
|
|
#include <pci.h>
|
|
#include <asm/io.h>
|
|
#include <asm/pcie_layerscape.h>
|
|
|
|
#ifdef CONFIG_OF_BOARD_SETUP
|
|
#include <libfdt.h>
|
|
#include <fdt_support.h>
|
|
|
|
static void ft_pcie_ls_setup(void *blob, const char *pci_compat,
|
|
unsigned long ctrl_addr, enum srds_prtcl dev)
|
|
{
|
|
int off;
|
|
|
|
off = fdt_node_offset_by_compat_reg(blob, pci_compat,
|
|
(phys_addr_t)ctrl_addr);
|
|
if (off < 0)
|
|
return;
|
|
|
|
if (!is_serdes_configured(dev))
|
|
fdt_set_node_status(blob, off, FDT_STATUS_DISABLED, 0);
|
|
}
|
|
|
|
void ft_pcie_setup(void *blob, bd_t *bd)
|
|
{
|
|
#ifdef CONFIG_PCIE1
|
|
ft_pcie_ls_setup(blob, FSL_PCIE_COMPAT, CONFIG_SYS_PCIE1_ADDR, PCIE1);
|
|
#endif
|
|
|
|
#ifdef CONFIG_PCIE2
|
|
ft_pcie_ls_setup(blob, FSL_PCIE_COMPAT, CONFIG_SYS_PCIE2_ADDR, PCIE2);
|
|
#endif
|
|
}
|
|
|
|
#else
|
|
void ft_pcie_setup(void *blob, bd_t *bd)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
void pci_init_board(void)
|
|
{
|
|
}
|