libpayload: Add drivers for bg4cd

BUG=chrome-os-partner:32772
BRANCH=none
TEST=Built chromeos-bootimage
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>

Change-Id: I15cb40532855c89f6fb959652a7e874897eb45bb
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 8f8419fe22cf39d827e566b8f4dbe0680e4106a1
Original-Change-Id: I97f2ac8ffc7232c7a6c6d40deb8a35630d3d62a7
Original-Reviewed-on: https://chromium-review.googlesource.com/222662
Original-Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org>
Original-Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-on: http://review.coreboot.org/9360
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

4 files changed, 85 insertions, 0 deletions

diff --git a/payloads/libpayload/Config.in b/payloads/libpayload/Config.in
index 8ac96b5865..cb1d529402 100644
--- a/payloads/libpayload/Config.in
+++ b/payloads/libpayload/Config.in
@@ -214,6 +214,11 @@ config IPQ806X_SERIAL_CONSOLE
 	depends on SERIAL_CONSOLE
 	default n
 
+config BG4CD_SERIAL_CONSOLE
+	bool "Serial port driver for Marvell's BG4CD"
+	depends on SERIAL_CONSOLE
+	default n
+
 config PL011_SERIAL_CONSOLE
 	bool "PL011 compatible serial port driver"
 	depends on 8250_SERIAL_CONSOLE
diff --git a/payloads/libpayload/drivers/Makefile.inc b/payloads/libpayload/drivers/Makefile.inc
index 4a569c47bc..6dc1403f2f 100644
--- a/payloads/libpayload/drivers/Makefile.inc
+++ b/payloads/libpayload/drivers/Makefile.inc
@@ -38,6 +38,7 @@ libc-$(CONFIG_LP_S5P_SERIAL_CONSOLE) += serial/s5p.c
 libc-$(CONFIG_LP_TEGRA_SERIAL_CONSOLE) += serial/tegra.c
 libc-$(CONFIG_LP_IPQ806X_SERIAL_CONSOLE) += serial/ipq806x.c
 libc-$(CONFIG_LP_RK_SERIAL_CONSOLE) += serial/rk_serial.c
+libc-$(CONFIG_LP_BG4CD_SERIAL_CONSOLE) += serial/bg4cd.c
 libc-$(CONFIG_LP_PC_KEYBOARD) += keyboard.c
 
 libc-$(CONFIG_LP_CBMEM_CONSOLE) += cbmem_console.c
diff --git a/payloads/libpayload/drivers/serial/bg4cd.c b/payloads/libpayload/drivers/serial/bg4cd.c
new file mode 100644
index 0000000000..9dfa996b39
--- /dev/null
+++ b/payloads/libpayload/drivers/serial/bg4cd.c
@@ -0,0 +1,49 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 Google Electronics
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#include <libpayload-config.h>
+#include <libpayload.h>
+
+void serial_putchar(unsigned int c)
+{
+}
+
+int serial_havechar(void)
+{
+	return 0;
+}
+
+int serial_getchar(void)
+{
+	return 0;
+}
+
+static struct console_input_driver consin = {
+	.havekey = &serial_havechar,
+	.getchar = &serial_getchar
+};
+
+static struct console_output_driver consout = {
+	.putchar = &serial_putchar
+};
+
+void serial_console_init(void)
+{
+	console_add_input_driver(&consin);
+	console_add_output_driver(&consout);
+}
diff --git a/payloads/libpayload/drivers/timer/bg4cd.c b/payloads/libpayload/drivers/timer/bg4cd.c
new file mode 100644
index 0000000000..34872a3149
--- /dev/null
+++ b/payloads/libpayload/drivers/timer/bg4cd.c
@@ -0,0 +1,30 @@
+
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 Google Electronics
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#include <libpayload.h>
+
+uint64_t timer_hz(void)
+{
+	return 0;
+}
+
+uint64_t timer_raw_value(void)
+{
+	return 0;
+}