From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Chou Date: Fri, 27 Nov 2015 20:32:31 +0800 Subject: [U-Boot] [PATCH] arm: dts: omap: add reg-shift to serial device tree node In-Reply-To: <1448529550-30495-1-git-send-email-mugunthanvnm@ti.com> References: <1448529550-30495-1-git-send-email-mugunthanvnm@ti.com> Message-ID: <56584D5F.6050700@wytron.com.tw> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Mugunthan, On 2015?11?26? 17:19, Mugunthan V N wrote: > With the commit 'c7b9686d5d48 ("ns16550: unify serial_omap")' all > TI platforms are broken with DM/DT boot as ns16550 driver expects > reg-shift from DT which is not populated for TI platforms. > Earlier it worked as it was hard coded to 2 in serial-omap > driver. So adding the reg-shift to serial nodes for dra7, am4372 > and am33xx dtsi files. Tested this patch on am437x-sk-evm, > am437x-gp-evm, am335x-boneblack, dra74x-evm and dra72x-evm. > > Signed-off-by: Mugunthan V N > --- > > reg-shift was hard coded to 2 in both u-boot and kernel driver, > so the DT entry was never added in TI platforms. > > Sending this fix first to u-boot as dm boot of TI platforms are > failing to boot. Will be submitting the patch kernel also ASAP. > > --- > arch/arm/dts/am33xx.dtsi | 6 ++++++ > arch/arm/dts/am4372.dtsi | 6 ++++++ > arch/arm/dts/dra7.dtsi | 10 ++++++++++ > 3 files changed, 22 insertions(+) > Acked-by: Thomas Chou