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-rw-r--r--src/mainboard/google/pit/romstage.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/mainboard/google/pit/romstage.c b/src/mainboard/google/pit/romstage.c
index 41b64b2893..7ba66a4a35 100644
--- a/src/mainboard/google/pit/romstage.c
+++ b/src/mainboard/google/pit/romstage.c
@@ -122,6 +122,14 @@ static void setup_storage(void)
exynos_pinmux_sdmmc2();
}
+static void setup_ec(void)
+{
+ /* SPI2 (EC) is slower and needs to work in half-duplex mode with
+ * single byte bus width. */
+ clock_set_rate(PERIPH_ID_SPI2, 500000);
+ exynos_pinmux_spi2();
+}
+
static void setup_graphics(void)
{
exynos_pinmux_dphpd();
@@ -271,6 +279,7 @@ void main(void)
setup_storage();
setup_gpio();
setup_graphics();
+ setup_ec();
simple_spi_test();
/* Set SPI (primary CBFS media) clock to 50MHz. */