diff options
| author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-01-27 23:57:44 +0100 |
|---|---|---|
| committer | Rudolf Marek <r.marek@assembler.cz> | 2014-02-01 18:43:11 +0100 |
| commit | 5f20dbfbe38c6a7797b578f46006299a73d1bd90 (patch) | |
| tree | adfd4fe68f1cea91ee128504cf43daeb70dd1826 /src/southbridge/intel/ibexpeak | |
| parent | e57718f522d3324bf9343200fabeb316700f49ed (diff) | |
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/southbridge/intel/ibexpeak')
| -rw-r--r-- | src/southbridge/intel/ibexpeak/smbus.c | 14 | ||||
| -rw-r--r-- | src/southbridge/intel/ibexpeak/smbus.h | 4 |
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) { |