From f5fa8f366931089344ddc9c995c54a53bc992d2f Mon Sep 17 00:00:00 2001
From: Kumar Gala <galak@kernel.crashing.org>
Date: Fri, 17 Dec 2010 10:21:22 -0600
Subject: [PATCH] powerpc/85xx: Rework MPC8548CDS pci_init_board to use common
FSL PCIe code
Remove duplicated code in MPC8548CDS board 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>
---
board/freescale/mpc8548cds/law.c | 10 +-----
board/freescale/mpc8548cds/mpc8548cds.c | 43 +++++++------------------
include/configs/MPC8548CDS.h | 3 +-
3 files changed, 14 insertions(+), 42 deletions(-)
diff --git a/board/freescale/mpc8548cds/law.c b/board/freescale/mpc8548cds/law.c
index 98748aa478c..e59fee807dd 100644
--- a/board/freescale/mpc8548cds/law.c
+++ b/board/freescale/mpc8548cds/law.c
@@ -1,5 +1,5 @@
/*
- * Copyright 2008 Freescale Semiconductor, Inc.
+ * Copyright 2008,2010 Freescale Semiconductor, Inc.
*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
@@ -51,17 +51,9 @@
*/
struct law_entry law_table[] = {
-#ifdef CONFIG_SYS_PCI1_MEM_PHYS
- SET_LAW(CONFIG_SYS_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
- SET_LAW(CONFIG_SYS_PCI1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI),
-#endif
#ifdef CONFIG_SYS_PCI2_MEM_PHYS
SET_LAW(CONFIG_SYS_PCI2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI_2),
SET_LAW(CONFIG_SYS_PCI2_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCI_2),
-#endif
-#ifdef CONFIG_SYS_PCIE1_MEM_PHYS
- SET_LAW(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_1),
- SET_LAW(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_PCIE_1),
#endif
/* LBC window - maps 256M 0xf0000000 -> 0xffffffff */
SET_LAW(CONFIG_SYS_LBC_SDRAM_BASE, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
diff --git a/board/freescale/mpc8548cds/mpc8548cds.c b/board/freescale/mpc8548cds/mpc8548cds.c
index 2c455853a81..f5c799b9f9d 100644
--- a/board/freescale/mpc8548cds/mpc8548cds.c
+++ b/board/freescale/mpc8548cds/mpc8548cds.c
@@ -215,20 +215,13 @@ static struct pci_controller pci1_hose = {
static struct pci_controller pci2_hose;
#endif /* CONFIG_PCI2 */
-#ifdef CONFIG_PCIE1
-static struct pci_controller pcie1_hose;
-#endif /* CONFIG_PCIE1 */
-
void pci_init_board(void)
{
volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
- struct fsl_pci_info pci_info[4];
+ struct fsl_pci_info pci_info;
u32 devdisr, pordevsr, io_sel;
u32 porpllsr, pci_agent, pci_speed, pci_32, pci_arb, pci_clk_sel;
int first_free_busno = 0;
- int num = 0;
-
- int pcie_ep, pcie_configured;
devdisr = in_be32(&gur->devdisr);
pordevsr = in_be32(&gur->pordevsr);
@@ -244,8 +237,13 @@ void pci_init_board(void)
pci_clk_sel = porpllsr & MPC85xx_PORDEVSR_PCI1_SPD;
if (!(devdisr & MPC85xx_DEVDISR_PCI1)) {
- SET_STD_PCI_INFO(pci_info[num], 1);
- pci_agent = fsl_setup_hose(&pci1_hose, pci_info[num].regs);
+ 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);
+
+ pci_agent = fsl_setup_hose(&pci1_hose, pci_info.regs);
printf("PCI: %d bit, %s MHz, %s, %s, %s (base address %lx)\n",
(pci_32) ? 32 : 64,
(pci_speed == 33333000) ? "33" :
@@ -253,9 +251,9 @@ void pci_init_board(void)
pci_clk_sel ? "sync" : "async",
pci_agent ? "agent" : "host",
pci_arb ? "arbiter" : "external-arbiter",
- pci_info[num].regs);
+ pci_info.regs);
- first_free_busno = fsl_pci_init_port(&pci_info[num++],
+ first_free_busno = fsl_pci_init_port(&pci_info,
&pci1_hose, first_free_busno);
#ifdef CONFIG_PCIX_CHECK
@@ -293,26 +291,7 @@ void pci_init_board(void)
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCI2); /* disable */
#endif /* CONFIG_PCI2 */
-#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 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(first_free_busno);
}
int last_stage_init(void)
diff --git a/include/configs/MPC8548CDS.h b/include/configs/MPC8548CDS.h
index e5ac3a95041..4c5b998423f 100644
--- a/include/configs/MPC8548CDS.h
+++ b/include/configs/MPC8548CDS.h
@@ -1,5 +1,5 @@
/*
- * Copyright 2004, 2007 Freescale Semiconductor.
+ * Copyright 2004, 2007, 2010 Freescale Semiconductor.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -353,6 +353,7 @@ extern unsigned long get_clock_freq(void);
#endif
#ifdef CONFIG_PCIE1
+#define CONFIG_SYS_PCIE1_NAME "Slot"
#define CONFIG_SYS_PCIE1_MEM_VIRT 0xa0000000
#define CONFIG_SYS_PCIE1_MEM_BUS 0xa0000000
#define CONFIG_SYS_PCIE1_MEM_PHYS 0xa0000000
--
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