From 5b3496fb7be86a22b6dc54e0414d676987a89eca Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 1 Mar 2023 14:28:35 +0900
Subject: [PATCH] boards: spresense: Add configuration for eMMC power control

Update Kconfig to add eMMC power pin selection.
---
 boards/arm/cxd56xx/spresense/Kconfig         | 15 +++++++++++++++
 boards/arm/cxd56xx/spresense/include/board.h |  6 ++++++
 2 files changed, 21 insertions(+)

diff --git a/boards/arm/cxd56xx/spresense/Kconfig b/boards/arm/cxd56xx/spresense/Kconfig
index fc0fe123a1..0e9e415470 100644
--- a/boards/arm/cxd56xx/spresense/Kconfig
+++ b/boards/arm/cxd56xx/spresense/Kconfig
@@ -809,4 +809,19 @@ config CXD56_SDCARD_AUTOMOUNT_UDELAY
 
 endif # CXD56_SDCARD_AUTOMOUNT
 
+choice
+	prompt "eMMC Power Pin selection"
+	default CXD56_EMMC_POWER_PIN_NONE
+
+config CXD56_EMMC_POWER_PIN_NONE
+	bool "None"
+
+config CXD56_EMMC_POWER_PIN_I2S0_BCK
+	bool "Use PIN I2S0_BCK"
+
+config CXD56_EMMC_POWER_PIN_UART2_CTS
+	bool "Use PIN UART2_CTS"
+
+endchoice
+
 endif
diff --git a/boards/arm/cxd56xx/spresense/include/board.h b/boards/arm/cxd56xx/spresense/include/board.h
index aa385c46a0..e19782e6fe 100644
--- a/boards/arm/cxd56xx/spresense/include/board.h
+++ b/boards/arm/cxd56xx/spresense/include/board.h
@@ -201,7 +201,13 @@ enum board_power_device
 
   POWER_BTBLE           = PMIC_NONE,
   POWER_SENSOR          = PMIC_NONE,
+#if defined(CONFIG_CXD56_EMMC_POWER_PIN_I2S0_BCK)
+  POWER_EMMC            = CHIP_GPIO(PIN_I2S0_BCK),
+#elif defined(CONFIG_CXD56_EMMC_POWER_PIN_UART2_CTS)
+  POWER_EMMC            = CHIP_GPIO(PIN_UART2_CTS),
+#else
   POWER_EMMC            = PMIC_NONE,
+#endif
   POWER_LTE             = PMIC_GPO(2),
 };