mainboard/google/poppy: Power down camera rails when suspending
BUG=b:62147763 Change-Id: Iba88fed972b847448e01fcfca8c7129d950244c2 Signed-off-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: https://review.coreboot.org/19953 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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Furquan Shaikh
parent
39480c7204
commit
3178bdc345
@@ -15,8 +15,11 @@
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#include <cpu/x86/smm.h>
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#include <ec/google/chromeec/smm.h>
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#include <gpio.h>
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#include <soc/gpio.h>
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#include <soc/smm.h>
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#include <variant/gpio.h>
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#include <variant/ec.h>
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void mainboard_smi_espi_handler(void)
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@@ -24,10 +27,18 @@ void mainboard_smi_espi_handler(void)
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chromeec_smi_process_events();
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}
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static void mainboard_gpio_smi_sleep(void)
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{
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/* Hold camera device in reset and then power it down. */
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gpio_set(EN_CAM_PMIC_RST_L, 0);
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gpio_set(EN_PP3300_DX_CAM, 0);
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}
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void mainboard_smi_sleep(u8 slp_typ)
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{
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chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS,
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MAINBOARD_EC_S5_WAKE_EVENTS);
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mainboard_gpio_smi_sleep();
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}
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int mainboard_smi_apmc(u8 apmc)
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@@ -37,4 +37,8 @@
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/* eSPI virtual wire reporting */
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#define EC_SCI_GPI GPE0_ESPI
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/* Power rail control signals */
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#define EN_PP3300_DX_CAM GPP_C11
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#define EN_CAM_PMIC_RST_L GPP_C10
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#endif /* BASEBOARD_GPIO_H */
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