amlogic: Move MHU code to common directory
The MHU code is shared between all the supported platforms. Move it to
the common directory instead.
Signed-off-by: Carlo Caione <ccaione@baylibre.com>
Change-Id: Iaf53122866eae85c13f772927d16836dcfa877a3
diff --git a/plat/amlogic/gxl/gxl_mhu.c b/plat/amlogic/common/aml_mhu.c
similarity index 100%
rename from plat/amlogic/gxl/gxl_mhu.c
rename to plat/amlogic/common/aml_mhu.c
diff --git a/plat/amlogic/gxbb/gxbb_mhu.c b/plat/amlogic/gxbb/gxbb_mhu.c
deleted file mode 100644
index 903ef41..0000000
--- a/plat/amlogic/gxbb/gxbb_mhu.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <platform_def.h>
-
-#include <lib/bakery_lock.h>
-#include <lib/mmio.h>
-
-static DEFINE_BAKERY_LOCK(mhu_lock);
-
-void mhu_secure_message_start(void)
-{
- bakery_lock_get(&mhu_lock);
-
- while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
- ;
-}
-
-void mhu_secure_message_send(uint32_t msg)
-{
- mmio_write_32(GXBB_HIU_MAILBOX_SET_3, msg);
-
- while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
- ;
-}
-
-uint32_t mhu_secure_message_wait(void)
-{
- uint32_t val;
-
- do {
- val = mmio_read_32(GXBB_HIU_MAILBOX_STAT_0);
- } while (val == 0);
-
- return val;
-}
-
-void mhu_secure_message_end(void)
-{
- mmio_write_32(GXBB_HIU_MAILBOX_CLR_0, 0xFFFFFFFF);
-
- bakery_lock_release(&mhu_lock);
-}
-
-void mhu_secure_init(void)
-{
- bakery_lock_init(&mhu_lock);
-
- mmio_write_32(GXBB_HIU_MAILBOX_CLR_3, 0xFFFFFFFF);
-}
diff --git a/plat/amlogic/gxbb/platform.mk b/plat/amlogic/gxbb/platform.mk
index d2d337c..7da6468 100644
--- a/plat/amlogic/gxbb/platform.mk
+++ b/plat/amlogic/gxbb/platform.mk
@@ -29,7 +29,7 @@
${AML_PLAT_COMMON}/aarch64/aml_helpers.S \
${AML_PLAT_SOC}/gxbb_bl31_setup.c \
${AML_PLAT_COMMON}/aml_efuse.c \
- ${AML_PLAT_SOC}/gxbb_mhu.c \
+ ${AML_PLAT_COMMON}/aml_mhu.c \
${AML_PLAT_SOC}/gxbb_pm.c \
${AML_PLAT_COMMON}/aml_scpi.c \
${AML_PLAT_SOC}/gxbb_sip_svc.c \
diff --git a/plat/amlogic/gxl/platform.mk b/plat/amlogic/gxl/platform.mk
index 5c8206c..b4f2a90 100644
--- a/plat/amlogic/gxl/platform.mk
+++ b/plat/amlogic/gxl/platform.mk
@@ -32,7 +32,7 @@
${AML_PLAT_COMMON}/aarch64/aml_helpers.S \
${AML_PLAT_SOC}/gxl_bl31_setup.c \
${AML_PLAT_COMMON}/aml_efuse.c \
- ${AML_PLAT_SOC}/gxl_mhu.c \
+ ${AML_PLAT_COMMON}/aml_mhu.c \
${AML_PLAT_SOC}/gxl_pm.c \
${AML_PLAT_COMMON}/aml_scpi.c \
${AML_PLAT_SOC}/gxl_sip_svc.c \