From b75762302e144b73f12b72c59b99401d036680aa Mon Sep 17 00:00:00 2001
From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.zh@hitachi.com>
Date: Thu, 29 Mar 2007 00:07:35 +0900
Subject: sh: SH7780 Solution Engine board support.
This adds support for the SH7780-based Solution Engine reference board.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.zh@hitachi.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---
arch/sh/drivers/pci/pci-sh7780.c | 30 ++++++++++++++++++++++--------
arch/sh/drivers/pci/pci-sh7780.h | 16 ++++++++++++++++
2 files changed, 38 insertions(+), 8 deletions(-)
(limited to 'arch/sh/drivers')
diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c
index 16b30a9e94b..5508e45d483 100644
--- a/arch/sh/drivers/pci/pci-sh7780.c
+++ b/arch/sh/drivers/pci/pci-sh7780.c
@@ -72,12 +72,27 @@ static int __init sh7780_pci_init(void)
}
/* Setup the INTC */
- ctrl_outl(0x00200000, INTC_ICR0); /* INTC SH-4 Mode */
- ctrl_outl(0x00078000, INTC_INT2MSKCR); /* enable PCIINTA - PCIINTD */
- ctrl_outl(0x40000000, INTC_INTMSK1); /* disable IRL4-7 Interrupt */
- ctrl_outl(0x0000fffe, INTC_INTMSK2); /* disable IRL4-7 Interrupt */
- ctrl_outl(0x80000000, INTC_INTMSKCLR1); /* enable IRL0-3 Interrupt */
- ctrl_outl(0xfffe0000, INTC_INTMSKCLR2); /* enable IRL0-3 Interrupt */
+ if (mach_is_7780se()) {
+ /* ICR0: IRL=use separately */
+ ctrl_outl(0x00C00020, INTC_ICR0);
+ /* ICR1: detect low level(for 2ndcut) */
+ ctrl_outl(0xAAAA0000, INTC_ICR1);
+ /* INTPRI: priority=3(all) */
+ ctrl_outl(0x33333333, INTC_INTPRI);
+ } else {
+ /* INTC SH-4 Mode */
+ ctrl_outl(0x00200000, INTC_ICR0);
+ /* enable PCIINTA - PCIINTD */
+ ctrl_outl(0x00078000, INTC_INT2MSKCR);
+ /* disable IRL4-7 Interrupt */
+ ctrl_outl(0x40000000, INTC_INTMSK1);
+ /* disable IRL4-7 Interrupt */
+ ctrl_outl(0x0000fffe, INTC_INTMSK2);
+ /* enable IRL0-3 Interrupt */
+ ctrl_outl(0x80000000, INTC_INTMSKCLR1);
+ /* enable IRL0-3 Interrupt */
+ ctrl_outl(0xfffe0000, INTC_INTMSKCLR2);
+ }
if ((ret = sh4_pci_check_direct()) != 0)
return ret;
@@ -147,9 +162,8 @@ int __init sh7780_pcic_init(struct sh4_pci_address_map *map)
* DMA interrupts...
*/
-#ifdef CONFIG_SH_HIGHLANDER
+ /* Apply any last-minute PCIC fixups */
pci_fixup_pcic();
-#endif
/* SH7780 init done, set central function init complete */
/* use round robin mode to stop a device starving/overruning */
diff --git a/arch/sh/drivers/pci/pci-sh7780.h b/arch/sh/drivers/pci/pci-sh7780.h
index bd44255509e..00d12d0f8c1 100644
--- a/arch/sh/drivers/pci/pci-sh7780.h
+++ b/arch/sh/drivers/pci/pci-sh7780.h
@@ -66,6 +66,22 @@
#define SH7780_PCIPMCSR_BSE 0x046
#define SH7780_PCICDD 0x047
+#define SH7780_PCICR 0x100 /* PCI Control Register */
+#define SH7780_PCILSR 0x104 /* PCI Local Space Register0 */
+#define SH7780_PCILSR1 0x108 /* PCI Local Space Register1 */
+#define SH7780_PCILAR0 0x10C /* PCI Local Address Register1 */
+#define SH7780_PCILAR1 0x110 /* PCI Local Address Register1 */
+#define SH7780_PCIIR 0x114 /* PCI Interrupt Register */
+#define SH7780_PCIIMR 0x118 /* PCI Interrupt Mask Register */
+#define SH7780_PCIAIR 0x11C /* Error Address Register */
+#define SH7780_PCICIR 0x120 /* Error Command/Data Register */
+#define SH7780_PCIAINT 0x130 /* Arbiter Interrupt Register */
+#define SH7780_PCIAINTM 0x134 /* Arbiter Int. Mask Register */
+#define SH7780_PCIBMIR 0x138 /* Error Bus Master Register */
+#define SH7780_PCIPAR 0x1C0 /* PIO Address Register */
+#define SH7780_PCIPINT 0x1CC /* Power Mgmnt Int. Register */
+#define SH7780_PCIPINTM 0x1D0 /* Power Mgmnt Mask Register */
+
#define SH7780_PCIMBR0 0x1E0
#define SH7780_PCIMBMR0 0x1E4
#define SH7780_PCIMBR2 0x1F0
--
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