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-rw-r--r--src/soc/intel/cannonlake/Kconfig1
-rw-r--r--src/soc/intel/cannonlake/Makefile.inc1
-rw-r--r--src/soc/intel/cannonlake/chip.h5
-rw-r--r--src/soc/intel/cannonlake/sd.c37
4 files changed, 44 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/Kconfig b/src/soc/intel/cannonlake/Kconfig
index 5f24ab0a5f..ee4fcbec78 100644
--- a/src/soc/intel/cannonlake/Kconfig
+++ b/src/soc/intel/cannonlake/Kconfig
@@ -59,6 +59,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_BLOCK_PMC
select SOC_INTEL_COMMON_BLOCK_RTC
select SOC_INTEL_COMMON_BLOCK_SA
+ select SOC_INTEL_COMMON_BLOCK_SCS
select SOC_INTEL_COMMON_BLOCK_SMBUS
select SOC_INTEL_COMMON_BLOCK_SMM
select SOC_INTEL_COMMON_BLOCK_SMM_IO_TRAP
diff --git a/src/soc/intel/cannonlake/Makefile.inc b/src/soc/intel/cannonlake/Makefile.inc
index 8dfff91544..194291e586 100644
--- a/src/soc/intel/cannonlake/Makefile.inc
+++ b/src/soc/intel/cannonlake/Makefile.inc
@@ -46,6 +46,7 @@ ramstage-y += systemagent.c
ramstage-$(CONFIG_UART_DEBUG) += uart.c
ramstage-$(CONFIG_UART_DEBUG) += uart_pch.c
ramstage-y += vr_config.c
+ramstage-y += sd.c
smm-y += gpio.c
smm-y += pmutil.c
diff --git a/src/soc/intel/cannonlake/chip.h b/src/soc/intel/cannonlake/chip.h
index dbe211da35..9117d13ed6 100644
--- a/src/soc/intel/cannonlake/chip.h
+++ b/src/soc/intel/cannonlake/chip.h
@@ -21,6 +21,8 @@
#include <intelblocks/gspi.h>
#include <stdint.h>
#include <soc/pch.h>
+#include <soc/gpio_defs.h>
+#include <soc/pci_devs.h>
#include <soc/serialio.h>
#include <soc/usb.h>
#include <soc/vr_config.h>
@@ -245,6 +247,9 @@ struct soc_intel_cannonlake_config {
* PchSerialIoHidden
*/
uint8_t SerialIoDevMode[PchSerialIoIndexMAX];
+
+ /* GPIO SD card detect pin */
+ unsigned int sdcard_cd_gpio;
};
typedef struct soc_intel_cannonlake_config config_t;
diff --git a/src/soc/intel/cannonlake/sd.c b/src/soc/intel/cannonlake/sd.c
new file mode 100644
index 0000000000..2c0298fd78
--- /dev/null
+++ b/src/soc/intel/cannonlake/sd.c
@@ -0,0 +1,37 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2017 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <intelblocks/sd.h>
+#include "chip.h"
+
+int sd_fill_soc_gpio_info(struct acpi_gpio* gpio, struct device *dev)
+{
+ config_t *config = dev->chip_info;
+
+ if (!config->sdcard_cd_gpio)
+ return -1;
+
+ gpio->type = ACPI_GPIO_TYPE_INTERRUPT;
+ gpio->pull = ACPI_GPIO_PULL_NONE;
+ gpio->irq.mode = ACPI_IRQ_EDGE_TRIGGERED;
+ gpio->irq.polarity = ACPI_IRQ_ACTIVE_BOTH;
+ gpio->irq.shared = ACPI_IRQ_SHARED;
+ gpio->irq.wake = ACPI_IRQ_WAKE;
+ gpio->interrupt_debounce_timeout = 10000; /* 100ms */
+ gpio->pin_count = 1;
+ gpio->pins[0] = config->sdcard_cd_gpio;
+
+ return 0;
+}