Merge branch 'arm-next' of git://git.xilinx.com/linux-xlnx into next/cleanup

From Michal Simek:

* 'arm-next' of git://git.xilinx.com/linux-xlnx:
  zynq: move static peripheral mappings
  zynq: remove use of CLKDEV_LOOKUP
  zynq: use pl310 device tree bindings
  zynq: use GIC device tree bindings
  + Linux 3.7-rc3

2 files changed, 35 insertions, 3 deletions

diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 2c29942b1326..a0c84bb30856 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -1880,7 +1880,7 @@ int ipmi_request_supply_msgs(ipmi_user_t          user,
 			     struct ipmi_recv_msg *supplied_recv,
 			     int                  priority)
 {
-	unsigned char saddr, lun;
+	unsigned char saddr = 0, lun = 0;
 	int           rv;
 
 	if (!user)
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 83f85cf7fb1b..32a6c7e256bd 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2424,6 +2424,38 @@ static void ipmi_pci_cleanup(struct smi_info *info)
 	pci_disable_device(pdev);
 }
 
+static int __devinit ipmi_pci_probe_regspacing(struct smi_info *info)
+{
+	if (info->si_type == SI_KCS) {
+		unsigned char	status;
+		int		regspacing;
+
+		info->io.regsize = DEFAULT_REGSIZE;
+		info->io.regshift = 0;
+		info->io_size = 2;
+		info->handlers = &kcs_smi_handlers;
+
+		/* detect 1, 4, 16byte spacing */
+		for (regspacing = DEFAULT_REGSPACING; regspacing <= 16;) {
+			info->io.regspacing = regspacing;
+			if (info->io_setup(info)) {
+				dev_err(info->dev,
+					"Could not setup I/O space\n");
+				return DEFAULT_REGSPACING;
+			}
+			/* write invalid cmd */
+			info->io.outputb(&info->io, 1, 0x10);
+			/* read status back */
+			status = info->io.inputb(&info->io, 1);
+			info->io_cleanup(info);
+			if (status)
+				return regspacing;
+			regspacing *= 4;
+		}
+	}
+	return DEFAULT_REGSPACING;
+}
+
 static int __devinit ipmi_pci_probe(struct pci_dev *pdev,
 				    const struct pci_device_id *ent)
 {
@@ -2476,8 +2508,8 @@ static int __devinit ipmi_pci_probe(struct pci_dev *pdev,
 	}
 	info->io.addr_data = pci_resource_start(pdev, 0);
 
-	info->io.regspacing = DEFAULT_REGSPACING;
-	info->io.regsize = DEFAULT_REGSPACING;
+	info->io.regspacing = ipmi_pci_probe_regspacing(info);
+	info->io.regsize = DEFAULT_REGSIZE;
 	info->io.regshift = 0;
 
 	info->irq = pdev->irq;