Arthur Heymans has uploaded this change for review. ( https://review.coreboot.org/21439
Change subject: sb/intel/i82801jx: Add smbus block operations ......................................................................
sb/intel/i82801jx: Add smbus block operations
Change-Id: I1a84b4451efe25c1c3b0ce33ddbcb6ed06c29f9e Signed-off-by: Arthur Heymans arthur@aheymans.xyz --- M src/southbridge/intel/i82801jx/smbus.c 1 file changed, 26 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/39/21439/1
diff --git a/src/southbridge/intel/i82801jx/smbus.c b/src/southbridge/intel/i82801jx/smbus.c index bc735a3..9ccff41 100644 --- a/src/southbridge/intel/i82801jx/smbus.c +++ b/src/southbridge/intel/i82801jx/smbus.c @@ -61,9 +61,35 @@ return do_smbus_write_byte(res->base, device, address, val); }
+static int lsmbus_block_write(device_t dev, u8 cmd, u8 bytes, const u8 *buf) +{ + 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_block_write(res->base, device, cmd, bytes, buf); +} + +static int lsmbus_block_read(device_t dev, u8 cmd, u8 bytes, u8 *buf) +{ + 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_block_read(res->base, device, cmd, bytes, buf); +} + static struct smbus_bus_operations lops_smbus_bus = { .read_byte = lsmbus_read_byte, .write_byte = lsmbus_write_byte, + .block_read = lsmbus_block_read, + .block_write = lsmbus_block_write, };
static void smbus_set_subsystem(device_t dev, unsigned vendor, unsigned device)