aboutsummaryrefslogtreecommitdiff
path: root/arch/sh/drivers
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2007-03-29 00:04:39 +0900
committerPaul Mundt <lethal@hera.kernel.org>2007-05-07 02:11:55 +0000
commitcd6c7ea234dc8a8607283e056d8010b2bd3c6369 (patch)
treeabcf26a22e77ba00c219151997101b9678fba3fc /arch/sh/drivers
parent0264f1603904dbee3196abc748a53fb0b23b8046 (diff)
downloadlinux-2.6.34-ux500-cd6c7ea234dc8a8607283e056d8010b2bd3c6369.tar.gz
sh: Add a dummy SH-4 PCIC fixup.
By default we don't have anything to fix up for the SH-4 PCIC, boards can overload this as necessary. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/drivers')
-rw-r--r--arch/sh/drivers/pci/ops-sh4.c6
-rw-r--r--arch/sh/drivers/pci/pci-sh7751.c15
2 files changed, 12 insertions, 9 deletions
diff --git a/arch/sh/drivers/pci/ops-sh4.c b/arch/sh/drivers/pci/ops-sh4.c
index 2d4371009a5..54232f13e40 100644
--- a/arch/sh/drivers/pci/ops-sh4.c
+++ b/arch/sh/drivers/pci/ops-sh4.c
@@ -162,3 +162,9 @@ char * __init pcibios_setup(char *str)
return str;
}
+
+int __attribute__((weak)) pci_fixup_pcic(void)
+{
+ /* Nothing to do. */
+ return 0;
+}
diff --git a/arch/sh/drivers/pci/pci-sh7751.c b/arch/sh/drivers/pci/pci-sh7751.c
index f3ead58a951..1aca7fe5783 100644
--- a/arch/sh/drivers/pci/pci-sh7751.c
+++ b/arch/sh/drivers/pci/pci-sh7751.c
@@ -12,7 +12,6 @@
* License. See linux/COPYING for more information.
*
*/
-
#undef DEBUG
#include <linux/init.h>
@@ -28,7 +27,7 @@
* Initialization. Try all known PCI access methods. Note that we support
* using both PCI BIOS and direct access: in such cases, we use I/O ports
* to access config space.
- *
+ *
* Note that the platform specific initialization (BSC registers, and memory
* space mapping) will be called via the platform defined function
* pcibios_init_platform().
@@ -115,7 +114,7 @@ int __init sh7751_pcic_init(struct sh4_pci_address_map *map)
* Wait Cycle Control + Parity Enable + Bus Master +
* Mem space enable
*/
- word = SH7751_PCICONF1_WCC | SH7751_PCICONF1_PER |
+ word = SH7751_PCICONF1_WCC | SH7751_PCICONF1_PER |
SH7751_PCICONF1_BUM | SH7751_PCICONF1_MES;
pci_write_reg(word, SH7751_PCICONF1);
@@ -123,10 +122,10 @@ int __init sh7751_pcic_init(struct sh4_pci_address_map *map)
word = PCI_BASE_CLASS_BRIDGE << 24;
pci_write_reg(word, SH7751_PCICONF2);
- /* Set IO and Mem windows to local address
- * Make PCI and local address the same for easy 1 to 1 mapping
+ /* Set IO and Mem windows to local address
+ * Make PCI and local address the same for easy 1 to 1 mapping
* Window0 = map->window0.size @ non-cached area base = SDRAM
- * Window1 = map->window1.size @ cached area base = SDRAM
+ * Window1 = map->window1.size @ cached area base = SDRAM
*/
word = map->window0.size - 1;
pci_write_reg(word, SH4_PCILSR0);
@@ -175,7 +174,7 @@ int __init sh7751_pcic_init(struct sh4_pci_address_map *map)
case SH7751_CS5_BASE_ADDR: word = __area_sdram_check(5); break;
case SH7751_CS6_BASE_ADDR: word = __area_sdram_check(6); break;
}
-
+
if (!word)
return 0;
@@ -194,9 +193,7 @@ int __init sh7751_pcic_init(struct sh4_pci_address_map *map)
* DMA interrupts...
*/
-#if defined(CONFIG_SH_RTS7751R2D) || defined(CONFIG_SH_LBOX_RE2)
pci_fixup_pcic();
-#endif
/* SH7751 init done, set central function init complete */
/* use round robin mode to stop a device starving/overruning */