From e4df521df5c661a5c63a96dce9363be76f9377ca Mon Sep 17 00:00:00 2001 From: Vic Yang Date: Sun, 8 Jul 2012 10:57:25 +0800 Subject: Lower I2C frequency to meet spec For I2C bus connected to PCH, clock frequency must not exceed 100KHz. Lower temp sensor I2C bus to meet PCH spec. BUG=chrome-os-partner:9928 TEST=Still able to read I2C temperature sensors. Change-Id: Idec66d9124f61dc12e763561e0364c9ddb9ffeb0 Reviewed-on: https://gerrit.chromium.org/gerrit/26884 Reviewed-by: Randall Spangler Commit-Ready: Vic Yang Tested-by: Vic Yang --- board/link/board.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'board') diff --git a/board/link/board.c b/board/link/board.c index 2a39e76eab..60f906955e 100644 --- a/board/link/board.c +++ b/board/link/board.c @@ -137,8 +137,7 @@ const struct i2c_port_t i2c_ports[I2C_PORTS_USED] = { * this list so we don't double-initialize it. */ {"batt_chg", I2C_PORT_BATTERY, 100}, {"lightbar", I2C_PORT_LIGHTBAR, 400}, - /* TODO: TMP007 supports 3.4Mbps operation; use faster speed? */ - {"thermal", I2C_PORT_THERMAL, 400}, + {"thermal", I2C_PORT_THERMAL, 100}, }; void configure_board(void) -- cgit v1.2.1