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authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>2013-07-26 10:17:41 -0300
committerJason Cooper <jason@lakedaemon.net>2013-08-06 14:10:09 +0000
commitc5d0ecc98ca94eb55eacda034a304d5d028d514a (patch)
treeee32758e2a3727d697e0e6044e731e15cbf3b1c7
parent8baeeeb2f1adeded0ba2d2dc6f8e4694aed5b81e (diff)
downloadlinux-linaro-stable-c5d0ecc98ca94eb55eacda034a304d5d028d514a.tar.gz
ARM: mv78xx0: Move to ID based window creation
With the introduction of the ID based MBus API, it's better to switch to use it instead of the current name based scheme. This will allow to deprecate the name based API, once every user is removed. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Tested-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Signed-off-by: Jason Cooper <jason@lakedaemon.net>
-rw-r--r--arch/arm/mach-mv78xx0/pcie.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
index dc26a654c496..445e553f4a28 100644
--- a/arch/arm/mach-mv78xx0/pcie.c
+++ b/arch/arm/mach-mv78xx0/pcie.c
@@ -18,6 +18,11 @@
#include <mach/mv78xx0.h>
#include "common.h"
+#define MV78XX0_MBUS_PCIE_MEM_TARGET(port, lane) ((port) ? 8 : 4)
+#define MV78XX0_MBUS_PCIE_MEM_ATTR(port, lane) (0xf8 & ~(0x10 << (lane)))
+#define MV78XX0_MBUS_PCIE_IO_TARGET(port, lane) ((port) ? 8 : 4)
+#define MV78XX0_MBUS_PCIE_IO_ATTR(port, lane) (0xf0 & ~(0x10 << (lane)))
+
struct pcie_port {
u8 maj;
u8 min;
@@ -71,7 +76,6 @@ static void __init mv78xx0_pcie_preinit(void)
start = MV78XX0_PCIE_MEM_PHYS_BASE;
for (i = 0; i < num_pcie_ports; i++) {
struct pcie_port *pp = pcie_port + i;
- char winname[MVEBU_MBUS_MAX_WINNAME_SZ];
snprintf(pp->mem_space_name, sizeof(pp->mem_space_name),
"PCIe %d.%d MEM", pp->maj, pp->min);
@@ -85,17 +89,12 @@ static void __init mv78xx0_pcie_preinit(void)
if (request_resource(&iomem_resource, &pp->res))
panic("can't allocate PCIe MEM sub-space");
- snprintf(winname, sizeof(winname), "pcie%d.%d",
- pp->maj, pp->min);
-
- mvebu_mbus_add_window_remap_flags(winname,
- pp->res.start,
- resource_size(&pp->res),
- MVEBU_MBUS_NO_REMAP,
- MVEBU_MBUS_PCI_MEM);
- mvebu_mbus_add_window_remap_flags(winname,
- i * SZ_64K, SZ_64K,
- 0, MVEBU_MBUS_PCI_IO);
+ mvebu_mbus_add_window_by_id(MV78XX0_MBUS_PCIE_MEM_TARGET(pp->maj, pp->min),
+ MV78XX0_MBUS_PCIE_MEM_ATTR(pp->maj, pp->min),
+ pp->res.start, resource_size(&pp->res));
+ mvebu_mbus_add_window_remap_by_id(MV78XX0_MBUS_PCIE_IO_TARGET(pp->maj, pp->min),
+ MV78XX0_MBUS_PCIE_IO_ATTR(pp->maj, pp->min),
+ i * SZ_64K, SZ_64K, 0);
}
}