Tegra: memctrl: remove unused TZRAM setup function
This patch removes the unused TZRAM setup function from the memory
controller driver.
Change-Id: Ic16f21fb84c47df71be6ab3e1e286640daa39291
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
diff --git a/plat/nvidia/tegra/common/tegra_bl31_setup.c b/plat/nvidia/tegra/common/tegra_bl31_setup.c
index 40713b2..e56909d 100644
--- a/plat/nvidia/tegra/common/tegra_bl31_setup.c
+++ b/plat/nvidia/tegra/common/tegra_bl31_setup.c
@@ -248,12 +248,6 @@
tegra_memctrl_setup();
/*
- * Set up the TZRAM memory aperture to allow only secure world
- * access
- */
- tegra_memctrl_tzram_setup(TEGRA_TZRAM_BASE, TEGRA_TZRAM_SIZE);
-
- /*
* Late setup handler to allow platforms to performs additional
* functionality.
* This handler gets called with MMU enabled.
diff --git a/plat/nvidia/tegra/common/tegra_pm.c b/plat/nvidia/tegra/common/tegra_pm.c
index 0430048..78e96cf 100644
--- a/plat/nvidia/tegra/common/tegra_pm.c
+++ b/plat/nvidia/tegra/common/tegra_pm.c
@@ -180,11 +180,6 @@
tegra_memctrl_tzdram_setup(plat_params->tzdram_base,
(uint32_t)plat_params->tzdram_size);
- /*
- * Set up the TZRAM memory aperture to allow only secure world
- * access
- */
- tegra_memctrl_tzram_setup(TEGRA_TZRAM_BASE, TEGRA_TZRAM_SIZE);
} else {
/*
* Initialize the GIC cpu and distributor interfaces
diff --git a/plat/nvidia/tegra/drivers/memctrl/memctrl_v1.c b/plat/nvidia/tegra/drivers/memctrl/memctrl_v1.c
index c3f95db..b3dcd2a 100644
--- a/plat/nvidia/tegra/drivers/memctrl/memctrl_v1.c
+++ b/plat/nvidia/tegra/drivers/memctrl/memctrl_v1.c
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -92,20 +93,6 @@
tegra_mc_write_32(MC_SECURITY_CFG1_0, size_in_bytes >> 20);
}
-/*
- * Secure the BL31 TZRAM aperture.
- *
- * phys_base = physical base of TZRAM aperture
- * size_in_bytes = size of aperture in bytes
- */
-void tegra_memctrl_tzram_setup(uint64_t phys_base, uint32_t size_in_bytes)
-{
- /*
- * The v1 hardware controller does not have any registers
- * for setting up the on-chip TZRAM.
- */
-}
-
static void tegra_clear_videomem(uintptr_t non_overlap_area_start,
unsigned long long non_overlap_area_size)
{
diff --git a/plat/nvidia/tegra/include/drivers/memctrl.h b/plat/nvidia/tegra/include/drivers/memctrl.h
index d5ef60d..cc85095 100644
--- a/plat/nvidia/tegra/include/drivers/memctrl.h
+++ b/plat/nvidia/tegra/include/drivers/memctrl.h
@@ -1,5 +1,6 @@
/*
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -10,7 +11,6 @@
void tegra_memctrl_setup(void);
void tegra_memctrl_restore_settings(void);
void tegra_memctrl_tzdram_setup(uint64_t phys_base, uint32_t size_in_bytes);
-void tegra_memctrl_tzram_setup(uint64_t phys_base, uint32_t size_in_bytes);
void tegra_memctrl_videomem_setup(uint64_t phys_base, uint32_t size_in_bytes);
void tegra_memctrl_disable_ahb_redirection(void);
void tegra_memctrl_clear_pending_interrupts(void);