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authorVladimir Serbinenko <phcoder@gmail.com>2014-01-27 23:57:44 +0100
committerRudolf Marek <r.marek@assembler.cz>2014-02-01 18:43:11 +0100
commit5f20dbfbe38c6a7797b578f46006299a73d1bd90 (patch)
treeadfd4fe68f1cea91ee128504cf43daeb70dd1826 /src
parente57718f522d3324bf9343200fabeb316700f49ed (diff)
downloadcoreboot-5f20dbfbe38c6a7797b578f46006299a73d1bd90.tar.xz
ibexpeak: add smbus_write_byte
Change-Id: I045f1cff794d3c965c502fff98dd2442af2143bd Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/4839 Tested-by: build bot (Jenkins) Reviewed-by: Rudolf Marek <r.marek@assembler.cz>
Diffstat (limited to 'src')
-rw-r--r--src/southbridge/intel/ibexpeak/smbus.c14
-rw-r--r--src/southbridge/intel/ibexpeak/smbus.h4
2 files changed, 16 insertions, 2 deletions
diff --git a/src/southbridge/intel/ibexpeak/smbus.c b/src/southbridge/intel/ibexpeak/smbus.c
index ad7c8f9215..9ef5bcbac4 100644
--- a/src/southbridge/intel/ibexpeak/smbus.c
+++ b/src/southbridge/intel/ibexpeak/smbus.c
@@ -58,8 +58,22 @@ static int lsmbus_read_byte(device_t dev, u8 address)
return do_smbus_read_byte(res->base, device, address);
}
+static int lsmbus_write_byte(device_t dev, u8 address, u8 val)
+{
+ u16 device;
+ struct resource *res;
+ struct bus *pbus;
+
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
+ res = find_resource(pbus->dev, 0x20);
+
+ return do_smbus_write_byte(res->base, device, address, val);
+}
+
static struct smbus_bus_operations lops_smbus_bus = {
.read_byte = lsmbus_read_byte,
+ .write_byte = lsmbus_write_byte,
};
static void smbus_set_subsystem(device_t dev, unsigned vendor, unsigned device)
diff --git a/src/southbridge/intel/ibexpeak/smbus.h b/src/southbridge/intel/ibexpeak/smbus.h
index 6858e7d176..cf57685fc1 100644
--- a/src/southbridge/intel/ibexpeak/smbus.h
+++ b/src/southbridge/intel/ibexpeak/smbus.h
@@ -99,8 +99,6 @@ static int do_smbus_read_byte(unsigned smbus_base, unsigned device, unsigned add
return byte;
}
-#ifdef __PRE_RAM__
-
static int do_smbus_write_byte(unsigned smbus_base, unsigned device, unsigned address, unsigned data)
{
unsigned char global_status_register;
@@ -144,6 +142,8 @@ static int do_smbus_write_byte(unsigned smbus_base, unsigned device, unsigned a
return 0;
}
+#ifdef __PRE_RAM__
+
static int do_smbus_block_write(unsigned smbus_base, unsigned device,
unsigned cmd, unsigned bytes, const u8 *buf)
{