From dbe7085be6c3d3261562ad54d3ed62407fe11d50 Mon Sep 17 00:00:00 2001 From: Tom Warren Date: Mon, 18 Aug 2014 13:50:06 -0700 Subject: [PATCH] ryu: Add pad/funit init for i2c6 (audio codec, etc.) BUG=none BRANCH=none TEST=built ryu, booted to recovery mode OK Ran TegraShell and could r/w I2C6 regs OK Change-Id: I7dca131ab5bd4dac50891937f792ac70b1bb532f Signed-off-by: Patrick Georgi Original-Commit-Id: 29591a97fbb8fc42143ff6c7838c9935834ca516 Original-Change-Id: Ic74e3518ab69ec7b1bc3bc4f637b7b38b85734c9 Original-Signed-off-by: Tom Warren Original-Reviewed-on: https://chromium-review.googlesource.com/212926 Original-Reviewed-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/8993 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/mainboard/google/rush_ryu/romstage.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/mainboard/google/rush_ryu/romstage.c b/src/mainboard/google/rush_ryu/romstage.c index f6de3d5b7d..d461872cf6 100644 --- a/src/mainboard/google/rush_ryu/romstage.c +++ b/src/mainboard/google/rush_ryu/romstage.c @@ -46,6 +46,8 @@ static const struct funit_cfg funits[] = { FUNIT_CFG(I2C3, PLLP, 400, tpm_pads, ARRAY_SIZE(tpm_pads)), /* EC on I2C2 - pulled to 3.3V @ 100kHz */ FUNIT_CFG(I2C2, PLLP, 100, ec_i2c_pads, ARRAY_SIZE(ec_i2c_pads)), + /* I2C6 for audio, temp sensor, etc. */ + FUNIT_CFG(I2C6, PLLP, 400, NULL, 0), }; void romstage_mainboard_init(void) @@ -53,11 +55,14 @@ void romstage_mainboard_init(void) /* Bring up controller interfaces for ramstage loading. */ soc_configure_funits(funits, ARRAY_SIZE(funits)); soc_configure_pads(padcfgs, ARRAY_SIZE(padcfgs)); + soc_configure_i2c6pad(); /* TPM */ i2c_init(2); /* EC */ i2c_init(1); + /* I2C6 bus (audio, etc.) */ + i2c_init(5); } void mainboard_configure_pmc(void)