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powerpc/85xx: Rework P1_P2_RDB pci_init_board to use common FSL PCIe code

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Remove duplicated code in P1_P2_RDB boards and utilize the common
fsl_pcie_init_board().  We also now dynamically setup the LAWs for PCI
controllers based on which PCIe controllers are enabled.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2010-12-17 10:42:01 -06:00
parent 94f2bc4860
commit 06eb4d8c68
3 changed files with 4 additions and 62 deletions
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6
board/freescale/p1_p2_rdb/law.c
View File

@ -1,5 +1,5 @@
/*
* Copyright 2009 Freescale Semiconductor, Inc.
* Copyright 2009-2010 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@ -26,10 +26,6 @@
struct law_entry law_table[] = {
SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_LBC),
SET_LAW(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_1),
SET_LAW(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCIE_1),
SET_LAW(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_2),
SET_LAW(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCIE_2),
SET_LAW(CONFIG_SYS_VSC7385_BASE_PHYS, LAW_SIZE_128K, LAW_TRGT_IF_LBC),
SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_LBC),
};

58
board/freescale/p1_p2_rdb/pci.c
View File

@ -32,65 +32,9 @@
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_PCIE1
static struct pci_controller pcie1_hose;
#endif
#ifdef CONFIG_PCIE2
static struct pci_controller pcie2_hose;
#endif
void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
struct fsl_pci_info pci_info[2];
u32 devdisr, pordevsr;
int first_free_busno = 0;
int num = 0;
int pcie_ep, pcie_configured;
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
puts("\n");
#ifdef CONFIG_PCIE2
pcie_configured = is_serdes_configured(PCIE2);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
SET_STD_PCIE_INFO(pci_info[num], 2);
pcie_ep = fsl_setup_hose(&pcie2_hose, pci_info[num].regs);
printf("PCIE2: connected to Slot 1 as %s (base addr %lx)\n",
pcie_ep ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie2_hose, first_free_busno);
} else {
printf("PCIE2: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
#endif
#ifdef CONFIG_PCIE1
pcie_configured = is_serdes_configured(PCIE1);
if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){
SET_STD_PCIE_INFO(pci_info[num], 1);
pcie_ep = fsl_setup_hose(&pcie1_hose, pci_info[num].regs);
printf("PCIE1: connected to Slot 2 as %s (base addr %lx)\n",
pcie_ep ? "Endpoint" : "Root Complex",
pci_info[num].regs);
first_free_busno = fsl_pci_init_port(&pci_info[num++],
&pcie1_hose, first_free_busno);
} else {
printf("PCIE1: disabled\n");
}
puts("\n");
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
#endif
fsl_pcie_init_board(0);
}
void ft_pci_board_setup(void *blob)

2
include/configs/P1_P2_RDB.h
View File

@ -358,6 +358,7 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
*/
/* controller 2, Slot 2, tgtid 2, Base address 9000 */
#define CONFIG_SYS_PCIE2_NAME "Slot 1"
#define CONFIG_SYS_PCIE2_MEM_VIRT 0xa0000000
#define CONFIG_SYS_PCIE2_MEM_BUS 0xa0000000
#define CONFIG_SYS_PCIE2_MEM_PHYS 0xa0000000
@ -368,6 +369,7 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
#define CONFIG_SYS_PCIE2_IO_SIZE 0x00010000 /* 64k */
/* controller 1, Slot 1, tgtid 1, Base address a000 */
#define CONFIG_SYS_PCIE1_NAME "Slot 2"
#define CONFIG_SYS_PCIE1_MEM_VIRT 0xc0000000
#define CONFIG_SYS_PCIE1_MEM_BUS 0xc0000000
#define CONFIG_SYS_PCIE1_MEM_PHYS 0xc0000000