From 73451fdea266e24a3ce99e1bf41f49735dc62d28 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Mon, 6 Jan 2020 19:00:31 +0200 Subject: sb/intel/common: Add smbus_set_slave_addr() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: I7dddb61fab00e0f4f67d4eebee0cfe8dcd99f4ab Signed-off-by: Kyösti Mälkki Reviewed-on: https://review.coreboot.org/c/coreboot/+/38230 Reviewed-by: Angel Pons Tested-by: build bot (Jenkins) --- src/southbridge/intel/common/smbus.c | 5 +++++ src/southbridge/intel/common/smbus.h | 2 ++ 2 files changed, 7 insertions(+) (limited to 'src/southbridge/intel/common') diff --git a/src/southbridge/intel/common/smbus.c b/src/southbridge/intel/common/smbus.c index f6805ad50f..d253ae7e04 100644 --- a/src/southbridge/intel/common/smbus.c +++ b/src/southbridge/intel/common/smbus.c @@ -101,6 +101,11 @@ void smbus_host_reset(uintptr_t base) host_and_or(base, SMBHSTSTAT, 0xff, 0); } +void smbus_set_slave_addr(uintptr_t base, u8 slave_address) +{ + host_outb(base, SMB_RCV_SLVA, slave_address); +} + static int host_completed(u8 status) { if (status & SMBHSTSTS_HOST_BUSY) diff --git a/src/southbridge/intel/common/smbus.h b/src/southbridge/intel/common/smbus.h index 20443e1060..e72203e46e 100644 --- a/src/southbridge/intel/common/smbus.h +++ b/src/southbridge/intel/common/smbus.h @@ -32,4 +32,6 @@ #define SMBUS_PIN_CTL 0xf #define SMBSLVCMD 0x11 +#define SMB_RCV_SLVA SMBTRNSADD + #endif -- cgit v1.2.3