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authorFelix Singer <felixsinger@posteo.net>2020-12-21 03:57:17 +0000
committerMichael Niewöhner <foss@mniewoehner.de>2020-12-21 22:12:41 +0000
commitf65945fe8c2ae3d225d23aa27f8784d1d37027ac (patch)
tree870d5760c8ac723ed194f5027cf0954553c8ea7a /src
parentdb27d6f6d04468959decd8ceb0d558dc35dc6cc3 (diff)
Revert "mb/clevo/kbl-u: drop duplicated configuration of UART pads"
This reverts commit ccceb2250eeb820fccfb62d1f3ab407582d2e79f. Reason for revert: UART pad configuration should not be done in common code, since it could cause short circuits if the user configures a wrong UART index. Change-Id: Idc268debc60a027ed2f5a76e0de8ea2d1cde0fc4 Signed-off-by: Felix Singer <felixsinger@posteo.net> Reviewed-on: https://review.coreboot.org/c/coreboot/+/48327 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/clevo/kbl-u/Makefile.inc3
-rw-r--r--src/mainboard/clevo/kbl-u/bootblock.c9
-rw-r--r--src/mainboard/clevo/kbl-u/include/variant/gpio.h1
-rw-r--r--src/mainboard/clevo/kbl-u/variants/n13xwu/gpio_early.c17
4 files changed, 30 insertions, 0 deletions
diff --git a/src/mainboard/clevo/kbl-u/Makefile.inc b/src/mainboard/clevo/kbl-u/Makefile.inc
index aeb584438b..b424d4da19 100644
--- a/src/mainboard/clevo/kbl-u/Makefile.inc
+++ b/src/mainboard/clevo/kbl-u/Makefile.inc
@@ -2,6 +2,9 @@
CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
+bootblock-y += bootblock.c
+bootblock-y += variants/$(VARIANT_DIR)/gpio_early.c
+
ramstage-y += ramstage.c
ramstage-y += variants/$(VARIANT_DIR)/hda_verb.c
ramstage-y += variants/$(VARIANT_DIR)/gpio.c
diff --git a/src/mainboard/clevo/kbl-u/bootblock.c b/src/mainboard/clevo/kbl-u/bootblock.c
new file mode 100644
index 0000000000..b351fbd8ef
--- /dev/null
+++ b/src/mainboard/clevo/kbl-u/bootblock.c
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bootblock_common.h>
+#include <variant/gpio.h>
+
+void bootblock_mainboard_early_init(void)
+{
+ variant_configure_early_gpios();
+}
diff --git a/src/mainboard/clevo/kbl-u/include/variant/gpio.h b/src/mainboard/clevo/kbl-u/include/variant/gpio.h
index 4258325cf9..95d576294f 100644
--- a/src/mainboard/clevo/kbl-u/include/variant/gpio.h
+++ b/src/mainboard/clevo/kbl-u/include/variant/gpio.h
@@ -3,6 +3,7 @@
#ifndef VARIANT_GPIO_H
#define VARIANT_GPIO_H
+void variant_configure_early_gpios(void);
void variant_configure_gpios(void);
#endif
diff --git a/src/mainboard/clevo/kbl-u/variants/n13xwu/gpio_early.c b/src/mainboard/clevo/kbl-u/variants/n13xwu/gpio_early.c
new file mode 100644
index 0000000000..dc55aae6d3
--- /dev/null
+++ b/src/mainboard/clevo/kbl-u/variants/n13xwu/gpio_early.c
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/gpio.h>
+#include <variant/gpio.h>
+
+static const struct pad_config early_gpio_table[] = {
+ // UART2_RXD
+ _PAD_CFG_STRUCT(GPP_C20, 0x44000702, 0x0),
+
+ // UART2_TXD
+ _PAD_CFG_STRUCT(GPP_C21, 0x44000700, 0x0)
+};
+
+void variant_configure_early_gpios(void)
+{
+ gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table));
+}