diff options
author | Vijay Hiremath <vijay.p.hiremath@intel.com> | 2015-07-16 13:34:15 -0700 |
---|---|---|
committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2015-07-22 05:02:42 +0000 |
commit | dfcb1dc9e16a0e0f1bdf95033d60663ce5b76f93 (patch) | |
tree | 6ffdbfa8c1cd72403ba688e98da550d309bc0e72 | |
parent | d1002e798ec91e9c570f11613f80e73f381123ae (diff) | |
download | chrome-ec-dfcb1dc9e16a0e0f1bdf95033d60663ce5b76f93.tar.gz |
Kunimitsu: Add support for USB-C muxes
Ported the USB-C muxes from Glados
Change-Id: I9d42108688a9070b982ae77f77633654bc6505ed
Reviewed-on: https://chromium-review.googlesource.com/282281
BUG=none
TEST=Tested the USB & DP status from "typec" console command.
Observed usb_mux_set() & usb_mux_get() function are getting called
and also the polarity of the USB-C is getting detected properly.
BRANCH=none
Change-Id: I56da12f4fe20a05a73e8b93893ba5a425a20808f
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/287360
Reviewed-by: Shawn N <shawnn@chromium.org>
-rw-r--r-- | board/kunimitsu/board.c | 12 | ||||
-rw-r--r-- | board/kunimitsu/board.h | 3 | ||||
-rw-r--r-- | board/kunimitsu/usb_pd_policy.c | 10 |
3 files changed, 22 insertions, 3 deletions
diff --git a/board/kunimitsu/board.c b/board/kunimitsu/board.c index 4ac8b58cea..ff739e1a42 100644 --- a/board/kunimitsu/board.c +++ b/board/kunimitsu/board.c @@ -33,6 +33,7 @@ #include "thermal.h" #include "timer.h" #include "usb_charge.h" +#include "usb_mux.h" #include "usb_pd.h" #include "usb_pd_tcpm.h" #include "util.h" @@ -152,6 +153,17 @@ struct pi3usb9281_config pi3usb9281_chips[] = { BUILD_ASSERT(ARRAY_SIZE(pi3usb9281_chips) == CONFIG_USB_SWITCH_PI3USB9281_CHIP_COUNT); +struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = { + { + .port_addr = 0xa8, + .driver = &pi3usb30532_usb_mux_driver, + }, + { + .port_addr = 0xaa, + .driver = &pi3usb30532_usb_mux_driver, + } +}; + void board_set_usb_switches(int port, enum usb_switch setting) { /* TODO: Set open / close USB switches based on param */ diff --git a/board/kunimitsu/board.h b/board/kunimitsu/board.h index 8c0664b19d..87af8b45c1 100644 --- a/board/kunimitsu/board.h +++ b/board/kunimitsu/board.h @@ -41,6 +41,7 @@ #define CONFIG_POWER_COMMON #define CONFIG_POWER_SHUTDOWN_PAUSE_IN_S5 #define CONFIG_USB_CHARGER +#define CONFIG_USB_MUX_PI3USB30532 #define CONFIG_USB_POWER_DELIVERY #define CONFIG_USB_PD_ALT_MODE #define CONFIG_USB_PD_ALT_MODE_DFP @@ -50,6 +51,7 @@ #define CONFIG_USB_PD_TCPM_TCPCI #define CONFIG_USB_SWITCH_PI3USB9281 #define CONFIG_USB_SWITCH_PI3USB9281_CHIP_COUNT 2 +#define CONFIG_USBC_SS_MUX #define CONFIG_SCI_GPIO GPIO_PCH_SCI_L #define CONFIG_SPI_PORT 1 @@ -73,6 +75,7 @@ #define I2C_PORT_CHARGER MEC1322_I2C0_0 #define I2C_PORT_THERMAL MEC1322_I2C0_0 #define I2C_PORT_USB_CHARGER_1 MEC1322_I2C0_1 +#define I2C_PORT_USB_MUX MEC1322_I2C0_1 #define I2C_PORT_PD_MCU MEC1322_I2C1 #define I2C_PORT_TCPC MEC1322_I2C1 #define I2C_PORT_ALS MEC1322_I2C2 diff --git a/board/kunimitsu/usb_pd_policy.c b/board/kunimitsu/usb_pd_policy.c index d5e0a235a9..304b809994 100644 --- a/board/kunimitsu/usb_pd_policy.c +++ b/board/kunimitsu/usb_pd_policy.c @@ -15,6 +15,7 @@ #include "task.h" #include "timer.h" #include "util.h" +#include "usb_mux.h" #include "usb_pd.h" #define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args) @@ -216,7 +217,7 @@ int pd_custom_vdm(int port, int cnt, uint32_t *payload, CPRINTF("Current: %dmA\n", payload[1]); break; case VDO_CMD_FLIP: - /* board_flip_usb_mux(port); */ + usb_mux_flip(port); break; #ifdef CONFIG_USB_PD_LOGGING case VDO_CMD_GET_LOG: @@ -235,7 +236,8 @@ static void svdm_safe_dp_mode(int port) { /* make DP interface safe until configure */ dp_flags[port] = 0; - /* board_set_usb_mux(port, TYPEC_MUX_NONE, pd_get_polarity(port)); */ + usb_mux_set(port, TYPEC_MUX_NONE, + USB_SWITCH_CONNECT, pd_get_polarity(port)); } static int svdm_enter_dp_mode(int port, uint32_t mode_caps) @@ -268,7 +270,9 @@ static int svdm_dp_status(int port, uint32_t *payload) static int svdm_dp_config(int port, uint32_t *payload) { int opos = pd_alt_mode(port, USB_SID_DISPLAYPORT); - /* board_set_usb_mux(port, TYPEC_MUX_DP, pd_get_polarity(port)); */ + + usb_mux_set(port, TYPEC_MUX_DP, + USB_SWITCH_CONNECT, pd_get_polarity(port)); payload[0] = VDO(USB_SID_DISPLAYPORT, 1, CMD_DP_CONFIG | VDO_OPOS(opos)); payload[1] = VDO_DP_CFG(MODE_DP_PIN_E, /* pin mode */ |