riscv: Move Andes PLMT driver to drivers/timer

This is a regular timer driver, and should live with the other timer
drivers.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Rick Chen <rick@andestech.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index fc4fad4..5d02235 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -938,6 +938,7 @@
 T:	git https://gitlab.denx.de/u-boot/custodians/u-boot-riscv.git
 F:	arch/riscv/
 F:	cmd/riscv/
+F:	drivers/timer/andes_plmt_timer.c
 F:	tools/prelink-riscv.c
 
 RISC-V KENDRYTE
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 7560476..30b0540 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -170,13 +170,6 @@
 	  The Andes PLIC block holds memory-mapped claim and pending registers
 	  associated with software interrupt.
 
-config ANDES_PLMT
-	bool
-	depends on RISCV_MMODE || SPL_RISCV_MMODE
-	help
-	  The Andes PLMT block holds memory-mapped mtime register
-	  associated with timer tick.
-
 config SYS_MALLOC_F_LEN
 	default 0x1000
 
diff --git a/arch/riscv/lib/Makefile b/arch/riscv/lib/Makefile
index 10ac5b0..12c14f2 100644
--- a/arch/riscv/lib/Makefile
+++ b/arch/riscv/lib/Makefile
@@ -13,7 +13,6 @@
 ifeq ($(CONFIG_$(SPL_)RISCV_MMODE),y)
 obj-$(CONFIG_SIFIVE_CLINT) += sifive_clint.o
 obj-$(CONFIG_ANDES_PLIC) += andes_plic.o
-obj-$(CONFIG_ANDES_PLMT) += andes_plmt.o
 else
 obj-$(CONFIG_SBI) += sbi.o
 obj-$(CONFIG_SBI_IPI) += sbi_ipi.o
diff --git a/drivers/timer/Kconfig b/drivers/timer/Kconfig
index f8fa4aa..6b8e4c9 100644
--- a/drivers/timer/Kconfig
+++ b/drivers/timer/Kconfig
@@ -53,6 +53,13 @@
 	  Select this to enable a timer for Altera devices. Please find
 	  details on the "Embedded Peripherals IP User Guide" of Altera.
 
+config ANDES_PLMT
+	bool
+	depends on RISCV_MMODE || SPL_RISCV_MMODE
+	help
+	  The Andes PLMT block holds memory-mapped mtime register
+	  associated with timer tick.
+
 config ARC_TIMER
 	bool "ARC timer support"
 	depends on TIMER && ARC && CLK
diff --git a/drivers/timer/Makefile b/drivers/timer/Makefile
index 3a4d74b..dd4f9cc 100644
--- a/drivers/timer/Makefile
+++ b/drivers/timer/Makefile
@@ -5,6 +5,7 @@
 obj-y += timer-uclass.o
 obj-$(CONFIG_AG101P_TIMER) += ag101p_timer.o
 obj-$(CONFIG_ALTERA_TIMER)	+= altera_timer.o
+obj-$(CONFIG_ANDES_PLMT) += andes_plmt_timer.o
 obj-$(CONFIG_ARC_TIMER)	+= arc_timer.o
 obj-$(CONFIG_AST_TIMER)	+= ast_timer.o
 obj-$(CONFIG_ATCPIT100_TIMER) += atcpit100_timer.o
diff --git a/arch/riscv/lib/andes_plmt.c b/drivers/timer/andes_plmt_timer.c
similarity index 100%
rename from arch/riscv/lib/andes_plmt.c
rename to drivers/timer/andes_plmt_timer.c