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| author | Diana Z <dzigterman@chromium.org> | 2020-01-08 10:09:09 -0700 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-01-11 02:20:42 +0000 |
| commit | f11df7732d4d4bfdc9b25441be5af3d5ba569cad (patch) | |
| tree | c5e38c82c95b8e63d31316e1e405ca093ccba3ae /driver/tcpm/raa489000.h | |
| parent | e762dafc04bbc25cd66830d880a27131e72ceff5 (diff) | |
| download | chrome-ec-f11df7732d4d4bfdc9b25441be5af3d5ba569cad.tar.gz | |
RAA489000: Add TCPC driver
The RAA489000 is both a charger and TCPC. This commit adds the driver
for the TCPC portion.
BRANCH=none
BUG=b:147316570
TEST=builds
Change-Id: I797a3bf9a6cd15a23b6188e695c6d1abd3ce3980
Signed-off-by: Diana Z <dzigterman@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/1991846
Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
Tested-by: Aseda Aboagye <aaboagye@chromium.org>
Diffstat (limited to 'driver/tcpm/raa489000.h')
| -rw-r--r-- | driver/tcpm/raa489000.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/driver/tcpm/raa489000.h b/driver/tcpm/raa489000.h new file mode 100644 index 0000000000..1f6f875acb --- /dev/null +++ b/driver/tcpm/raa489000.h @@ -0,0 +1,39 @@ +/* Copyright 2020 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + * + * TCPC driver for Renesas RAA489000 Buck-boost charger with TCPC + */ + +#ifndef __CROS_EC_USB_PD_TCPM_RAA489000_H +#define __CROS_EC_USB_PD_TCPM_RAA489000_H + +#define RAA489000_TCPC0_I2C_FLAGS 0x22 +#define RAA489000_TCPC1_I2C_FLAGS 0x23 +#define RAA489000_TCPC2_I2C_FLAGS 0x24 +#define RAA489000_TCPC3_I2C_FLAGS 0x25 + +/* Vendor registers */ +#define RAA489000_TYPEC_SETTING1 0xC0 + +/* Enables for reverse current protection */ +#define RAA489000_SETTING1_IP2_EN BIT(9) +#define RAA489000_SETTING1_IP1_EN BIT(8) + +/* Switches from dead-battery Rd */ +#define RAA489000_SETTING1_RDOE BIT(7) + +/* CC comparator enables */ +#define RAA489000_SETTING1_CC2_CMP3_EN BIT(6) +#define RAA489000_SETTING1_CC2_CMP2_EN BIT(5) +#define RAA489000_SETTING1_CC2_CMP1_EN BIT(4) +#define RAA489000_SETTING1_CC1_CMP3_EN BIT(3) +#define RAA489000_SETTING1_CC1_CMP2_EN BIT(2) +#define RAA489000_SETTING1_CC1_CMP1_EN BIT(1) + +/* CC debounce enable */ +#define RAA489000_SETTING1_CC_DB_EN BIT(0) + +extern const struct tcpm_drv raa489000_tcpm_drv; + +#endif |