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* PPC405EP: Add support for board configuration of CPC0_PCI register
This is needed to be able to configure PerWE*/PCI_INT* pin as PerWE*
Patch by Tolunay Orkun, 07 Apr 2006

Stefan Roese 18 年之前
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共有 2 个文件被更改,包括 9 次插入1 次删除
  1. 4 0
      CHANGELOG
  2. 5 1
      cpu/ppc4xx/start.S

+ 4 - 0
CHANGELOG

@@ -2,6 +2,10 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* PPC405EP: Add support for board configuration of CPC0_PCI register
+  This is needed to be able to configure PerWE*/PCI_INT* pin as PerWE*
+  Patch by Tolunay Orkun, 07 Apr 2006
+
 * PPC405EP: Add CFG_GPIO0_OR, CFG_GPIO0_ODR to setup GPIO completely.
   - Add configuration of Open Drain GPIO Output selection
   - Add configuration of initial value of GPIO output pins

+ 5 - 1
cpu/ppc4xx/start.S

@@ -1697,7 +1697,8 @@ ppc405ep_init:
 	mtdcr	ebccfgd,r3
 #endif
 
-	addi	r3,0,CPC0_PCI_HOST_CFG_EN
+#ifndef CFG_CPC0_PCI
+	li	r3,CPC0_PCI_HOST_CFG_EN
 #ifdef CONFIG_BUBINGA
 	/*
 	!-----------------------------------------------------------------------
@@ -1712,6 +1713,9 @@ ppc405ep_init:
 	beq	..pci_cfg_set		  /* if not set, then bypass reg write*/
 #endif
 	ori	r3,r3,CPC0_PCI_ARBIT_EN
+#else /* CFG_CPC0_PCI */
+	li	r3,CFG_CPC0_PCI
+#endif /* CFG_CPC0_PCI */
 ..pci_cfg_set:
 	mtdcr	CPC0_PCI, r3		 /* Enable internal arbiter*/