From 3d966255a446c2a0da108b55b33d163fe4d0020f Mon Sep 17 00:00:00 2001 From: Jeffy Chen Date: Fri, 3 Mar 2017 18:24:02 +0800 Subject: google/gru: tpm on bob: cr50: add irq clear/irq status for tpm irq BUG=b:35647967 TEST=boot from bob Change-Id: I756513f02ac13e159d5b8b1ac2346fa42cf3c219 Signed-off-by: Patrick Georgi Original-Commit-Id: cf18ed7b8fdf11594f812e5c48a2bd0fde5cb820 Original-Change-Id: I50c053ab7a6f6c14daee4fb2ab1cdcaeee2d67da Original-Signed-off-by: Jeffy Chen Original-Reviewed-on: https://chromium-review.googlesource.com/452286 Original-Commit-Ready: Caesar Wang Original-Tested-by: Caesar Wang Original-Reviewed-by: Julius Werner Reviewed-on: https://review.coreboot.org/19434 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/mainboard/google/gru/board.h | 1 + src/mainboard/google/gru/bootblock.c | 2 ++ src/mainboard/google/gru/chromeos.c | 11 +++++++++++ 3 files changed, 14 insertions(+) (limited to 'src') diff --git a/src/mainboard/google/gru/board.h b/src/mainboard/google/gru/board.h index 7880cca70d..8acbe34c92 100644 --- a/src/mainboard/google/gru/board.h +++ b/src/mainboard/google/gru/board.h @@ -28,6 +28,7 @@ #define GPIO_P15V_EN GPIO(0, B, 2) #define GPIO_P30V_EN GPIO(0, B, 4) #define GPIO_P18V_AUDIO_PWREN GPIO(0, A, 2) +#define GPIO_TPM_IRQ GPIO(0, A, 5) void setup_chromeos_gpios(void); diff --git a/src/mainboard/google/gru/bootblock.c b/src/mainboard/google/gru/bootblock.c index d76ec8baf8..4320fcedad 100644 --- a/src/mainboard/google/gru/bootblock.c +++ b/src/mainboard/google/gru/bootblock.c @@ -100,6 +100,8 @@ static void configure_tpm(void) rockchip_spi_init(CONFIG_DRIVER_TPM_SPI_BUS, 1500*KHz); write32(&rk3399_grf->iomux_spi0, IOMUX_SPI0); + + gpio_input_irq(GPIO_TPM_IRQ, IRQ_TYPE_EDGE_RISING); } else { gpio_input(GPIO(1, B, 7)); /* I2C0_SDA remove pull-up */ gpio_input(GPIO(1, C, 0)); /* I2C0_SCL remove pull-up */ diff --git a/src/mainboard/google/gru/chromeos.c b/src/mainboard/google/gru/chromeos.c index d9e5e28f00..b28e9fc734 100644 --- a/src/mainboard/google/gru/chromeos.c +++ b/src/mainboard/google/gru/chromeos.c @@ -17,6 +17,7 @@ #include #include #include +#include #include "board.h" @@ -35,6 +36,9 @@ void fill_lb_gpios(struct lb_gpios *gpios) {GPIO_EC_IN_RW.raw, ACTIVE_HIGH, -1, "EC in RW"}, {GPIO_EC_IRQ.raw, ACTIVE_LOW, -1, "EC interrupt"}, {GPIO_RESET.raw, ACTIVE_HIGH, -1, "reset"}, +#if IS_ENABLED(CONFIG_GRU_HAS_TPM2) + {GPIO_TPM_IRQ.raw, ACTIVE_HIGH, -1, "TPM interrupt"}, +#endif }; lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); @@ -46,3 +50,10 @@ void setup_chromeos_gpios(void) gpio_input_pullup(GPIO_EC_IN_RW); gpio_input_pullup(GPIO_EC_IRQ); } + +#if IS_ENABLED(CONFIG_GRU_HAS_TPM2) +int tis_plat_irq_status(void) +{ + return gpio_irq_status(GPIO_TPM_IRQ); +} +#endif -- cgit v1.2.3