sdm845: Add Timer support

Frequency set to 19.2 MHz

TEST=build

Change-Id: I56e57156df8a74cf629f7ada86cf5a5fcd5ad3c4
Signed-off-by: T Michael Turney <mturney@codeaurora.org>
Reviewed-on: https://review.coreboot.org/25202
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>

3 files changed, 8 insertions, 11 deletions

diff --git a/src/soc/qualcomm/sdm845/Kconfig b/src/soc/qualcomm/sdm845/Kconfig
index 2abe53e7c9..6399ad173d 100644
--- a/src/soc/qualcomm/sdm845/Kconfig
+++ b/src/soc/qualcomm/sdm845/Kconfig
@@ -10,6 +10,7 @@ config SOC_QUALCOMM_SDM845
 	select GENERIC_GPIO_LIB
 	select GENERIC_UDELAY
 	select HAVE_MONOTONIC_TIMER
+	select ARM64_USE_ARCH_TIMER
 
 if SOC_QUALCOMM_SDM845
 
diff --git a/src/soc/qualcomm/sdm845/Makefile.inc b/src/soc/qualcomm/sdm845/Makefile.inc
index bb27ef3f06..9eacbf5a88 100644
--- a/src/soc/qualcomm/sdm845/Makefile.inc
+++ b/src/soc/qualcomm/sdm845/Makefile.inc
@@ -3,24 +3,24 @@ ifeq ($(CONFIG_SOC_QUALCOMM_SDM845),y)
 
 ################################################################################
 bootblock-y += bootblock.c
-bootblock-y += timer.c
 bootblock-y += spi.c
 bootblock-y += mmu.c
+bootblock-y += timer.c
 
 ################################################################################
-verstage-y += timer.c
 verstage-y += spi.c
+verstage-y += timer.c
 
 ################################################################################
-romstage-y += timer.c
 romstage-y += spi.c
 romstage-y += cbmem.c
+romstage-y += timer.c
 
 ################################################################################
 ramstage-y += soc.c
-ramstage-y += timer.c
 ramstage-y += spi.c
 ramstage-y += cbmem.c
+ramstage-y += timer.c
 
 ################################################################################
 
diff --git a/src/soc/qualcomm/sdm845/timer.c b/src/soc/qualcomm/sdm845/timer.c
index 8fb84c855f..5df24301c1 100644
--- a/src/soc/qualcomm/sdm845/timer.c
+++ b/src/soc/qualcomm/sdm845/timer.c
@@ -13,15 +13,11 @@
  * GNU General Public License for more details.
  */
 
-#include <timer.h>
 #include <delay.h>
-
-void timer_monotonic_get(struct mono_time *mt)
-{
-
-}
+#include <arch/lib_helpers.h>
+#include <commonlib/helpers.h>
 
 void init_timer(void)
 {
-
+	raw_write_cntfrq_el0(19200*KHz);
 }