From mboxrd@z Thu Jan 1 00:00:00 1970 From: York Sun Date: Thu, 13 Nov 2014 08:45:12 -0800 Subject: [U-Boot] [PATCH v3 4/5] ARM: ls102xa: allow all the peripheral access permissions as R/W. In-Reply-To: <1413795650-5531-5-git-send-email-Li.Xiubo@freescale.com> References: <1413795650-5531-1-git-send-email-Li.Xiubo@freescale.com> <1413795650-5531-5-git-send-email-Li.Xiubo@freescale.com> Message-ID: <5464E018.4080009@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 10/20/2014 02:00 AM, Xiubo Li wrote: > The Central Security Unit (CSU) allows secure world software to > change the default access control policies of peripherals/bus > slaves, determining which bus masters may access them. This > allows peripherals to be separated into distinct security domains. > Combined with SMMU configuration of the system masters privileges, > these features provide protection against indirect unauthorized > access to data. > > For now we configure all the peripheral access permissions as R/W. > > Signed-off-by: Xiubo Li > --- Acked-by: York Sun