[PATCH 3/6] board: phytec: phycore-imx8mp: Add EEPROM detection initialisation

Teresa Remmet t.remmet at phytec.de
Tue Jul 18 15:35:52 CEST 2023


Add EEPROM detection initialisation for phyCORE-i.MX8MM and
print SoM information during boot when successful.

Signed-off-by: Teresa Remmet <t.remmet at phytec.de>
---
 board/phytec/phycore_imx8mp/Kconfig |  1 +
 board/phytec/phycore_imx8mp/spl.c   | 19 +++++++++++++++++++
 configs/phycore-imx8mp_defconfig    |  1 +
 3 files changed, 21 insertions(+)

diff --git a/board/phytec/phycore_imx8mp/Kconfig b/board/phytec/phycore_imx8mp/Kconfig
index c053a46fc9d1..f846d10bad9e 100644
--- a/board/phytec/phycore_imx8mp/Kconfig
+++ b/board/phytec/phycore_imx8mp/Kconfig
@@ -12,4 +12,5 @@ config SYS_CONFIG_NAME
 config IMX_CONFIG
 	default "board/phytec/phycore_imx8mp/imximage-8mp-sd.cfg"
 
+source "board/phytec/common/Kconfig"
 endif
diff --git a/board/phytec/phycore_imx8mp/spl.c b/board/phytec/phycore_imx8mp/spl.c
index faed6fc3b76d..e084fe081987 100644
--- a/board/phytec/phycore_imx8mp/spl.c
+++ b/board/phytec/phycore_imx8mp/spl.c
@@ -21,8 +21,13 @@
 #include <power/pca9450.h>
 #include <spl.h>
 
+#include "../common/imx8m_som_detection.h"
+
 DECLARE_GLOBAL_DATA_PTR;
 
+#define EEPROM_ADDR             0x51
+#define EEPROM_ADDR_FALLBACK    0x59
+
 int spl_board_boot_device(enum boot_device boot_dev_spl)
 {
 	return BOOT_DEVICE_BOOTROM;
@@ -30,6 +35,20 @@ int spl_board_boot_device(enum boot_device boot_dev_spl)
 
 void spl_dram_init(void)
 {
+	int ret;
+
+	ret = phytec_eeprom_data_setup_fallback(NULL, 0, EEPROM_ADDR,
+						EEPROM_ADDR_FALLBACK);
+	if (ret)
+		goto out;
+
+	ret = phytec_imx8m_detect(NULL);
+	if (ret)
+		goto out;
+
+	phytec_print_som_info(NULL);
+
+out:
 	ddr_init(&dram_timing);
 }
 
diff --git a/configs/phycore-imx8mp_defconfig b/configs/phycore-imx8mp_defconfig
index 7bf404be860b..7937e15e6422 100644
--- a/configs/phycore-imx8mp_defconfig
+++ b/configs/phycore-imx8mp_defconfig
@@ -12,6 +12,7 @@ CONFIG_DM_GPIO=y
 CONFIG_DEFAULT_DEVICE_TREE="imx8mp-phyboard-pollux-rdk"
 CONFIG_SPL_TEXT_BASE=0x920000
 CONFIG_TARGET_PHYCORE_IMX8MP=y
+CONFIG_PHYTEC_SOM_DETECTION=y
 CONFIG_SYS_PROMPT="u-boot=> "
 CONFIG_SYS_MONITOR_LEN=524288
 CONFIG_SPL_MMC=y
-- 
2.34.1



More information about the U-Boot mailing list