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zoombini: meowth: Enable 3A output.

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BUG=None
BRANCH=None
TEST=Flash zoombini; Plug in a PD sink, verify that 5V 3A source caps
are sent.  Plug in a second device, verify that 5V 1.5A source caps are
sent.  Unplug the first device and verify that 5V 3A source caps are
sent.
TEST=Repeat above tests for meowth.

Change-Id: I0c2b6ce1d2793230f3855856c58633d8cae4b375
Signed-off-by: Aseda Aboagye <aaboagye@google.com>
Reviewed-on: https://chromium-review.googlesource.com/818336
Commit-Ready: Aseda Aboagye <aaboagye@chromium.org>
Tested-by: Aseda Aboagye <aaboagye@chromium.org>
Reviewed-by: Shawn N <shawnn@chromium.org>
This commit is contained in:
Aseda Aboagye
2017-12-08 15:00:37 -08:00
committed by chrome-bot
parent 755517e2cf
commit 81ca8fc4b8
2 changed files with 21 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
board/zoombini/board.h
View File

@@ -93,7 +93,7 @@
#endif /* defined(BOARD_ZOOMBINI) */
#define CONFIG_USB_PD_DUAL_ROLE
#define CONFIG_USB_PD_LOGGING
/* TODO(aaboagye): What about CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT? */
#define CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT TYPEC_RP_3A0
#define CONFIG_USB_PD_VBUS_DETECT_TCPC
#define CONFIG_USB_PD_TCPM_PS8805
#define CONFIG_USB_PD_TCPM_TCPCI

20
board/zoombini/usb_pd_policy.c
View File

@@ -27,6 +27,11 @@ const uint32_t pd_src_pdo[] = {
};
const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo);
const uint32_t pd_src_pdo_max[] = {
PDO_FIXED(5000, 3000, PDO_FIXED_FLAGS),
};
const int pd_src_pdo_max_cnt = ARRAY_SIZE(pd_src_pdo_max);
/* TODO(aaboagye): Determine correct values. */
const uint32_t pd_snk_pdo[] = {
PDO_FIXED(5000, 500, PDO_FIXED_FLAGS),
@@ -108,6 +113,11 @@ void pd_power_supply_reset(int port)
/* Disable VBUS. */
ppc_vbus_source_enable(port, 0);
#ifdef CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT
/* Give back the current quota we are no longer using */
charge_manager_source_port(port, 0);
#endif /* defined(CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT) */
/* Notify host of power info change. */
pd_send_host_event(PD_EVENT_POWER_CHANGE);
}
@@ -129,6 +139,11 @@ int pd_set_power_supply_ready(int port)
if (rv)
return rv;
#ifdef CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT
/* Ensure we advertise the proper available current quota */
charge_manager_source_port(port, 1);
#endif /* defined(CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT) */
/* Notify host of power info change. */
pd_send_host_event(PD_EVENT_POWER_CHANGE);
@@ -140,6 +155,11 @@ void pd_transition_voltage(int idx)
/* No-operation: we are always 5V */
}
void typec_set_source_current_limit(int p, int rp)
{
ppc_set_vbus_source_current_limit(p, rp);
}
/* ----------------- Vendor Defined Messages ------------------ */
const struct svdm_response svdm_rsp = {
.identity = NULL,