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| author | Edward Hill <ecgh@chromium.org> | 2020-05-11 20:35:22 -0600 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2020-05-12 19:04:32 +0000 |
| commit | 65aa151d0544051118259fc086093670eef26518 (patch) | |
| tree | 65c32fa6ce2476bcca352470593a2ff901fa8e16 /baseboard/zork/variant_trembyle.c | |
| parent | 5c359b906557cd1a1fc80baa11a7043ca169a8b9 (diff) | |
| download | chrome-ec-65aa151d0544051118259fc086093670eef26518.tar.gz | |
Zork: Use FW_CONFIG for IOEX_MST_HPD_OUT.
Move mst_hpd_interrupt() out of variant_trembyle.c into individual
boards. Use FW_CONFIG to only enable IOEX_MST_HPD_OUT interrupt
when appropriate.
BUG=b:156046102
BRANCH=none
TEST=none
Signed-off-by: Edward Hill <ecgh@chromium.org>
Change-Id: I3f188088254208f01aea2094b7f2b57590b0d91b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2195186
Reviewed-by: David Huang <david.huang@quanta.corp-partner.google.com>
Reviewed-by: Denis Brockus <dbrockus@chromium.org>
Commit-Queue: Denis Brockus <dbrockus@chromium.org>
Diffstat (limited to 'baseboard/zork/variant_trembyle.c')
| -rw-r--r-- | baseboard/zork/variant_trembyle.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/baseboard/zork/variant_trembyle.c b/baseboard/zork/variant_trembyle.c index eb26ac4199..6f5ba217ba 100644 --- a/baseboard/zork/variant_trembyle.c +++ b/baseboard/zork/variant_trembyle.c @@ -137,7 +137,6 @@ void baseboard_tcpc_init(void) /* Enable HPD interrupts */ ioex_enable_interrupt(IOEX_HDMI_CONN_HPD_3V3_DB); - ioex_enable_interrupt(IOEX_MST_HPD_OUT); } DECLARE_HOOK(HOOK_INIT, baseboard_tcpc_init, HOOK_PRIO_INIT_I2C + 1); @@ -161,37 +160,6 @@ BUILD_ASSERT(ARRAY_SIZE(ioex_config) == USBC_PORT_COUNT); BUILD_ASSERT(CONFIG_IO_EXPANDER_PORT_COUNT == USBC_PORT_COUNT); /***************************************************************************** - * MST hub - */ - -static void mst_hpd_handler(void) -{ - int hpd = 0; - - /* - * Ensure level on GPIO_DP1_HPD matches IOEX_MST_HPD_OUT, in case - * we got out of sync. - */ - ioex_get_level(IOEX_MST_HPD_OUT, &hpd); - gpio_set_level(GPIO_DP1_HPD, hpd); - ccprints("MST HPD %d", hpd); -} -DECLARE_DEFERRED(mst_hpd_handler); - -void mst_hpd_interrupt(enum ioex_signal signal) -{ - /* - * Goal is to pass HPD through from DB OPT3 MST hub to AP's DP1. - * Immediately invert GPIO_DP1_HPD, to pass through the edge on - * IOEX_MST_HPD_OUT. Then check level after 2 msec debounce. - */ - int hpd = !gpio_get_level(GPIO_DP1_HPD); - - gpio_set_level(GPIO_DP1_HPD, hpd); - hook_call_deferred(&mst_hpd_handler_data, (2 * MSEC)); -} - -/***************************************************************************** * USB-A Power */ |