From b5f05b063413245e3d29186739fb5db98d137dfd Mon Sep 17 00:00:00 2001 From: Radhey Shyam Pandey Date: Fri, 27 Sep 2013 16:52:57 +0530 Subject: [PATCH] arm: zynq : Revert TZ_DDR_RAM to secure. TZ_DDR_RAM on reset is in secure mode. Since uboot and linux runs in full TZ privilege secure mode, no need to set DDR trustzone to non-secure. Signed-off-by: Radhey Shyam Pandey Signed-off-by: Michal Simek --- arch/arm/cpu/armv7/zynq/cpu.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm/cpu/armv7/zynq/cpu.c b/arch/arm/cpu/armv7/zynq/cpu.c index 0ca5d8a97a..9af340e75e 100644 --- a/arch/arm/cpu/armv7/zynq/cpu.c +++ b/arch/arm/cpu/armv7/zynq/cpu.c @@ -29,8 +29,6 @@ int arch_cpu_init(void) writel(0x1F, &slcr_base->ocm_cfg); /* FPGA_RST_CTRL, clear resets on AXI fabric ports */ writel(0x0, &slcr_base->fpga_rst_ctrl); - /* TZ_DDR_RAM, Set DDR trust zone non-secure */ - writel(0xFFFFFFFF, &slcr_base->trust_zone); /* Set urgent bits with register */ writel(0x0, &slcr_base->ddr_urgent_sel); /* Urgent write, ports S2/S3 */ -- 2.39.2