@@ -12,6 +12,8 @@
#include <sbi/sbi_types.h>
+#ifdef CONFIG_FDT_TIMER
+
struct fdt_timer {
const struct fdt_match *match_table;
int (*cold_init)(void *fdt, int nodeoff, const struct fdt_match *match);
@@ -23,4 +25,11 @@ void fdt_timer_exit(void);
int fdt_timer_init(bool cold_boot);
+#else
+
+static inline void fdt_timer_exit(void) { }
+static inline int fdt_timer_init(bool cold_boot) { return 0; }
+
+#endif
+
#endif
@@ -8,4 +8,6 @@ source "$(OPENSBI_SRC_DIR)/lib/utils/serial/Kconfig"
source "$(OPENSBI_SRC_DIR)/lib/utils/sys/Kconfig"
+source "$(OPENSBI_SRC_DIR)/lib/utils/timer/Kconfig"
+
endmenu
new file mode 100644
@@ -0,0 +1,22 @@
+# SPDX-License-Identifier: BSD-2-Clause
+
+menu "Timer Device Support"
+
+config FDT_TIMER
+ bool "FDT based timer drivers"
+ default n
+
+if FDT_TIMER
+
+config FDT_TIMER_MTIMER
+ bool "ACLINT MTIMER FDT driver"
+ select TIMER_MTIMER
+ default n
+
+endif
+
+config TIMER_MTIMER
+ bool "ACLINT MTIMER support"
+ default n
+
+endmenu
@@ -7,10 +7,10 @@
# Anup Patel <anup.patel@wdc.com>
#
-libsbiutils-objs-y += timer/aclint_mtimer.o
+libsbiutils-objs-$(CONFIG_TIMER_MTIMER) += timer/aclint_mtimer.o
-libsbiutils-objs-y += timer/fdt_timer.o
-libsbiutils-objs-y += timer/fdt_timer_drivers.o
+libsbiutils-objs-$(CONFIG_FDT_TIMER) += timer/fdt_timer.o
+libsbiutils-objs-$(CONFIG_FDT_TIMER) += timer/fdt_timer_drivers.o
-carray-fdt_timer_drivers-y += fdt_timer_mtimer
-libsbiutils-objs-y += timer/fdt_timer_mtimer.o
+carray-fdt_timer_drivers-$(CONFIG_FDT_TIMER_MTIMER) += fdt_timer_mtimer
+libsbiutils-objs-$(CONFIG_FDT_TIMER_MTIMER) += timer/fdt_timer_mtimer.o
@@ -3,4 +3,5 @@
config PLATFORM_ARIANE_FPGA
bool
select SERIAL_UART8250
+ select TIMER_MTIMER
default y
@@ -3,4 +3,5 @@
config PLATFORM_OPENPITON_FPGA
bool
select SERIAL_UART8250
+ select TIMER_MTIMER
default y
@@ -12,3 +12,5 @@ CONFIG_FDT_SERIAL_SIFIVE=y
CONFIG_FDT_SERIAL_LITEX=y
CONFIG_FDT_SERIAL_UART8250=y
CONFIG_FDT_SERIAL_XILINX_UARTLITE=y
+CONFIG_FDT_TIMER=y
+CONFIG_FDT_TIMER_MTIMER=y
@@ -3,4 +3,5 @@
config PLATFORM_KENDRYTE_K210
bool
select SERIAL_SIFIVE
+ select TIMER_MTIMER
default y
@@ -3,4 +3,5 @@
config PLATFORM_NUCLEI_UX600
bool
select SERIAL_SIFIVE
+ select TIMER_MTIMER
default y
@@ -10,4 +10,5 @@
config PLATFORM_TEMPLATE
bool
select SERIAL_UART8250
+ select TIMER_MTIMER
default y