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-rw-r--r--src/mainboard/google/cherry/Makefile.inc3
-rw-r--r--src/mainboard/google/cherry/boardid.c8
-rw-r--r--src/mainboard/google/cherry/romstage.c2
-rw-r--r--src/mainboard/google/cherry/sdram_configs.c15
4 files changed, 28 insertions, 0 deletions
diff --git a/src/mainboard/google/cherry/Makefile.inc b/src/mainboard/google/cherry/Makefile.inc
index 4720dc586f..a0862d3646 100644
--- a/src/mainboard/google/cherry/Makefile.inc
+++ b/src/mainboard/google/cherry/Makefile.inc
@@ -7,10 +7,13 @@ verstage-y += chromeos.c
verstage-y += reset.c
romstage-y += memlayout.ld
+romstage-y += boardid.c
romstage-y += chromeos.c
romstage-y += romstage.c
+romstage-y += sdram_configs.c
ramstage-y += memlayout.ld
+ramstage-y += boardid.c
ramstage-y += chromeos.c
ramstage-y += mainboard.c
ramstage-y += reset.c
diff --git a/src/mainboard/google/cherry/boardid.c b/src/mainboard/google/cherry/boardid.c
new file mode 100644
index 0000000000..34d7692557
--- /dev/null
+++ b/src/mainboard/google/cherry/boardid.c
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <boardid.h>
+
+uint32_t ram_code(void)
+{
+ return 0;
+}
diff --git a/src/mainboard/google/cherry/romstage.c b/src/mainboard/google/cherry/romstage.c
index ec7e4f9a0c..5505d8ac48 100644
--- a/src/mainboard/google/cherry/romstage.c
+++ b/src/mainboard/google/cherry/romstage.c
@@ -2,6 +2,7 @@
#include <arch/stages.h>
#include <soc/clkbuf.h>
+#include <soc/emi.h>
#include <soc/mt6315.h>
#include <soc/mt6359p.h>
#include <soc/pmif.h>
@@ -15,5 +16,6 @@ void platform_romstage_main(void)
mt6315_init();
clk_buf_init();
rtc_boot();
+ mtk_dram_init();
scp_rsi_enable();
}
diff --git a/src/mainboard/google/cherry/sdram_configs.c b/src/mainboard/google/cherry/sdram_configs.c
new file mode 100644
index 0000000000..de6bdd1f05
--- /dev/null
+++ b/src/mainboard/google/cherry/sdram_configs.c
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/dramc_param.h>
+
+const struct sdram_info *get_sdram_config(void)
+{
+ /*
+ * The MT8195 platform supports "dram adaptive" feature to
+ * automatically detect dram information, including channel, rank, die size...,
+ * and can automatically configure EMI settings.
+ * So we will be passing a placeholder param blob.
+ */
+ static struct sdram_info params;
+ return &params;
+}