RZ/A1H starter kit Sampling issue by SCUX module on bare-metal sample...
Hi,I am using RSK RZ/A1H starter kit(www.renesas.com/.../renesas-starter-kitplus-for-rz-a1h.html)I have downloaded "RZ/A1H Group Renesas Starter Kit+ Web Engine Demonstration for e2 studio" demo...
View ArticleDifference in expected and actual baud rate after register settings in SCIF
Hi,I measured the baud rate using oscilloscope for the SCIF2 interface and found the difference as following: Expected baud rate: 115200 bps ( pulse width of a bit should be approx 8.6 uS)Measured baud...
View ArticleIs 'rza_linux-4.9_bsp' GIT repository ready for use?
Hi, I'm new to development with Linux on the RSK+ RZA1. I've cloned'rskrza1_bsp' and it seems to work fine. I also tried 'rza_linux-4.9_bsp' in the hope I would get a more recent kernel but I've some...
View ArticleChanging u-boot serial console
Hi all,How can I change serial console(Debug port) in u-boot, I am using i-wave rainbow G22m development board. Currently using SCIF4 port for serial console but i want to change it to the SCIF5...
View ArticlePerformance difference in Yocto-1.6 and Yocto-2.0 running in RZ/G1M
Hi, I am using RZ/G1M to run my application. When I am using yocto-2.0 the application is very slower(2 times) when compared to running on yocto-1.6.Is there any optimization i have to do since i am...
View ArticleSupplying kernel modules with Buildroot
Hi,When I compile a kernel with modules, how can I make sure the modules end up in the Buildroot image?I also have a few 'out-of-tree' kernel modules. Packaging them with the rootfs_overlay is quite...
View Article5x6 Matrix Keyboard ,
Hi All, I am working on custom made rza1h based board and currently writing char device driver for 5x6 matrix keyboard with IRQ'sAnd using P7_10,P7_11,P7_12,P7_13 ,P7_14 as Rows , And using P8_0, P8_1,...
View ArticleValue change of RTRG (SCFCR FIFO control register of SCI interface) during...
Hi, Is it good practice to change receive trigger count (RTRG) in SCFCR register during data transfer.For example, When I initialize the register first time, I will keep the trigger count as '1', then...
View ArticleDisplay not working in Wayland
Hi I am using yocto1. 6 wayland in RZ/G1M, in which i am facing an issue when i connect the board to a bigger tv(42 inch- sony) using hdmi interface. For smaller displays it is working fine. For bigger...
View ArticleExternal Buildroot tree for rza_linux-4.9_bsp
Hi Chris, I believe it would be very convenient to have an external Buildroot tree for packages and other data. So I've been doing some experiments using the supplied hello_world example and it seems...
View ArticleExample using camera with XIP kernel 4.9
Hello,Is there any example available of a working device-tree using a camera (any OVxxxx) for the 4.9 kernel in XIP with single QSPI ?Best regards
View Article128 x 64 Graphic LCD Display using framebuffer and LBSC (EX-BUS)
Hi All, I am trying to interface 128 x 64 Graphic LCD to RZ/G1E VIA LBSC EX-BUS( the pins required are D[0] - D[7] , A[0] , RD, WE0 and CS). I am currently running Linux version 3.10.How can i write...
View ArticleSD Card modification
Hi, I've an RSK+RZA1 - V2 kit. The serial is D012221#0410T. The website and user guide suggest that I do not need to remove resistor R92, but the resistor is there. Does that mean it has the correct...
View ArticleRZG1E - failed to "bitbake core-image-weston-sdk -c populate_sdk" on last task
Hello everyone, i'm trying to build the SDK for my RZG1E-Board and getting an Error on the last task by saying that a specific directory is missing.My first step on trying to solve that issue was to...
View ArticleMaximum squashfs size
Hi,I noticed that when my squashfs grows beyond about 8MB, I get a kernel panic mounting the root filesystem. I assume there is some limitation on the maximum size that's allowed.Is there any...
View ArticleRZ/T1 with MTU, POE and DSMIF
Hello renesas,we use E2S 5.4.0.18, RZ/T1 (R7S910018) with the KPIT GNUARM-NONE-EABI v16.01 Toolchain.MTU3 and MTU4 is used in Complementary PWM Mode for our power-part. That works nice.The POE Function...
View Articlegfortran support in gcc-4.8 for yocto 1.6 in RZ/G1M
Hi,The application i am working has a dependency on gfortran in gcc-4.8I am using yocto 1.6 in which there is a recipe available for libgfortran but I couldn't enable gfortan and add it to gcc-runtime...
View ArticleRZ/T1 CAN Reception Buffers data in disorder
RZ/T1 CAN Reception Buffers data in disorderI have three node A,B,C。C received data in disorder, C received A'ID,but B'data sometimes。I don't know why。Asking for help。
View ArticleKernel Crash while recording and playing using alsalib commands arecord and...
Hi,Currently, I am working on Renesas RZ/A1h board with Linux platform. I am trying to record and play using alsalib commands "arecord" and "aplay". When I use it very frequently, kernel crashes. I...
View ArticleKernel crash while using software watchdog
Hi,Currently, I am working on Renesas RZ/A1h board with Linux platform. I am using software watchdog but, when watchdog tries to reboot the board, kernel got crashed. To test watchdog I am using sample...
View Article