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authorWolfgang Denk <wd@pollux.(none)>2005-09-25 16:27:55 +0200
committerWolfgang Denk <wd@pollux.(none)>2005-09-25 16:27:55 +0200
commit1972dc0a9ef329c8b1aa27621a4033b9bb5f34a7 (patch)
treeaad37e8bf4e512fee408a06ecdd2f432a7809a49 /cpu
parent0148e8cb4337a2c65a5ed539d0e7b87f2e099329 (diff)
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Added support for PCI bridge on MPC8272ADS
Patch by Vitaly Bordug, Feb 09 2005
Diffstat (limited to 'cpu')
-rw-r--r--cpu/mpc8260/pci.c39
1 files changed, 34 insertions, 5 deletions
diff --git a/cpu/mpc8260/pci.c b/cpu/mpc8260/pci.c
index f068e8e..cb0c79b 100644
--- a/cpu/mpc8260/pci.c
+++ b/cpu/mpc8260/pci.c
@@ -2,6 +2,10 @@
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
+ * Copyright (c) 2005 MontaVista Software, Inc.
+ * Vitaly Bordug <vbordug@ru.mvista.com>
+ * Added support for PCI bridge on MPC8272ADS
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -230,7 +234,7 @@ static inline void pci_outl (u32 addr, u32 data)
void pci_mpc8250_init (struct pci_controller *hose)
{
-#ifdef CONFIG_MPC8266ADS
+#if defined CONFIG_MPC8266ADS || defined CONFIG_MPC8272
DECLARE_GLOBAL_DATA_PTR;
#endif
u16 tempShort;
@@ -248,6 +252,27 @@ void pci_mpc8250_init (struct pci_controller *hose)
immap->im_siu_conf.sc_siumcr =
(immap->im_siu_conf.sc_siumcr & ~SIUMCR_LBPC11)
| SIUMCR_LBPC01;
+#elif defined CONFIG_MPC8272
+ immap->im_siu_conf.sc_siumcr = (immap->im_siu_conf.sc_siumcr &
+ ~SIUMCR_BBD &
+ ~SIUMCR_ESE &
+ ~SIUMCR_PBSE &
+ ~SIUMCR_CDIS &
+ ~SIUMCR_DPPC11 &
+ ~SIUMCR_L2CPC11 &
+ ~SIUMCR_LBPC11 &
+ ~SIUMCR_APPC11 &
+ ~SIUMCR_CS10PC11 &
+ ~SIUMCR_BCTLC11 &
+ ~SIUMCR_MMR11)
+ | SIUMCR_DPPC11
+ | SIUMCR_L2CPC01
+ | SIUMCR_LBPC00
+ | SIUMCR_APPC10
+ | SIUMCR_CS10PC00
+ | SIUMCR_BCTLC00
+ | SIUMCR_MMR11;
+
#else
/*
* Setting required to enable IRQ1-IRQ7 (SIUMCR [DPPC]),
@@ -290,7 +315,7 @@ void pci_mpc8250_init (struct pci_controller *hose)
immap->im_memctl.memc_pcimsk0 = PCIMSK0_MASK;
immap->im_memctl.memc_pcibr0 = PCI_MSTR0_LOCAL | PCIBR_ENABLE;
-#ifdef CONFIG_MPC8266ADS
+#if defined CONFIG_MPC8266ADS || defined CONFIG_MPC8272
immap->im_memctl.memc_pcimsk1 = PCIMSK1_MASK;
immap->im_memctl.memc_pcibr1 = PCI_MSTR1_LOCAL | PCIBR_ENABLE;
#endif
@@ -300,7 +325,7 @@ void pci_mpc8250_init (struct pci_controller *hose)
/* give it some time */
{
-#ifdef CONFIG_MPC8266ADS
+#if defined CONFIG_MPC8266ADS || defined CONFIG_MPC8272
/* Give the PCI cards more time to initialize before query
This might be good for other boards also
*/
@@ -344,7 +369,11 @@ void pci_mpc8250_init (struct pci_controller *hose)
immap->im_pci.pci_picmr0 = cpu_to_le32 (PICMR0_MASK_ATTRIB); /* Size & attribute */
/* See above for description - puts PCI request as highest priority */
+#ifdef CONFIG_MPC8272
+ immap->im_siu_conf.sc_ppc_alrh = 0x01236745;
+#else
immap->im_siu_conf.sc_ppc_alrh = 0x03124567;
+#endif
/* Park the bus on the PCI */
immap->im_siu_conf.sc_ppc_acr = PPC_ACR_BUS_PARK_PCI;
@@ -370,7 +399,7 @@ void pci_mpc8250_init (struct pci_controller *hose)
hose->last_busno = 0xff;
/* System memory space */
-#ifdef CONFIG_MPC8266ADS
+#if defined CONFIG_MPC8266ADS || defined CONFIG_MPC8272
pci_set_region (hose->regions + 0,
PCI_SLV_MEM_BUS,
PCI_SLV_MEM_LOCAL,
@@ -383,7 +412,7 @@ void pci_mpc8250_init (struct pci_controller *hose)
#endif
/* PCI memory space */
-#ifdef CONFIG_MPC8266ADS
+#if defined CONFIG_MPC8266ADS || defined CONFIG_MPC8272
pci_set_region (hose->regions + 1,
PCI_MSTR_MEMIO_BUS,
PCI_MSTR_MEMIO_LOCAL,