[coreboot-gerrit] New patch to review for coreboot: f450fd0 ryu: Add pad/funit init for i2c6 (audio codec, etc.)

[Patrick Georgi (pgeorgi@google.com)]

Patrick Georgi (pgeorgi at google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8993

-gerrit

commit f450fd0fea195c975bea822c9fffa6e20cedadaa
Author: Tom Warren <twarren at nvidia.com>
Date:   Mon Aug 18 13:50:06 2014 -0700

    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 <pgeorgi at chromium.org>
    Original-Commit-Id: 29591a97fbb8fc42143ff6c7838c9935834ca516
    Original-Change-Id: Ic74e3518ab69ec7b1bc3bc4f637b7b38b85734c9
    Original-Signed-off-by: Tom Warren <twarren at nvidia.com>
    Original-Reviewed-on: https://chromium-review.googlesource.com/212926
    Original-Reviewed-by: Aaron Durbin <adurbin at chromium.org>
---
 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 f6de3d5..d461872 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)