From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Thu, 12 Apr 2012 11:37:27 +0000 Subject: Booting DT support without U-Boot supporting it In-Reply-To: <4F865817.3000802@st.com> References: <4F865817.3000802@st.com> Message-ID: <201204121137.27191.arnd@arndb.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 12 April 2012, Viresh Kumar wrote: > My U-boot is on an older version and that doesn't have DT support for ARM. > Now, is there any way of booting Linux with DT, without U-Boot supporting DT? > > Like, if we can compile dtb somehow with Linux or something else? Yes, see CONFIG_ARM_APPENDED_DTB and CONFIG_ARM_ATAG_DTB_COMPAT. Arnd From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: Booting DT support without U-Boot supporting it Date: Thu, 12 Apr 2012 11:37:27 +0000 Message-ID: <201204121137.27191.arnd@arndb.de> References: <4F865817.3000802@st.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4F865817.3000802-qxv4g6HH51o@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org To: Viresh Kumar Cc: "devicetree-discuss-mnsaURCQ41sdnm+yROfE0A@public.gmane.org" , spear-devel , "linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" List-Id: devicetree@vger.kernel.org On Thursday 12 April 2012, Viresh Kumar wrote: > My U-boot is on an older version and that doesn't have DT support for ARM. > Now, is there any way of booting Linux with DT, without U-Boot supporting DT? > > Like, if we can compile dtb somehow with Linux or something else? Yes, see CONFIG_ARM_APPENDED_DTB and CONFIG_ARM_ATAG_DTB_COMPAT. Arnd