From 7d0f84a633d674313354852ddbecf888c8e47226 Mon Sep 17 00:00:00 2001 From: "Thang Q. Nguyen" Date: Thu, 23 Sep 2021 06:47:52 +0000 Subject: meta-ampere: mtjade: initialize GPIOs Several GPIOs should be configured properly when booting BMC. Currently, these GPIOs are configured in u-boot. However, some must be configured in Linux. For example, the BMC_READY GPIO should be set only after BMC is ready to work. This commit introduce platform-init service which starts after BMC boots to configure GPIOs pins required by hardware design. Tested: 1. Do A/C power, check GPIO227 is set to 0. 2. Reboot BMC, check GPIO227 is set to 0. 3. Run gpioinfo and check GPIO directions Signed-off-by: Thang Q. Nguyen Change-Id: Ie0cfe171659ad740c6a25297f2fcce259870d43d --- .../ampere-platform-init/ampere-platform-init.service | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 meta-ampere/meta-jade/recipes-ampere/platform/ampere-platform-init/ampere-platform-init.service (limited to 'meta-ampere/meta-jade/recipes-ampere/platform/ampere-platform-init/ampere-platform-init.service') diff --git a/meta-ampere/meta-jade/recipes-ampere/platform/ampere-platform-init/ampere-platform-init.service b/meta-ampere/meta-jade/recipes-ampere/platform/ampere-platform-init/ampere-platform-init.service new file mode 100644 index 000000000..51b3caa1e --- /dev/null +++ b/meta-ampere/meta-jade/recipes-ampere/platform/ampere-platform-init/ampere-platform-init.service @@ -0,0 +1,12 @@ +[Unit] +Description = Mt.Jade Platform Initialization + +[Service] +Restart=no +RemainAfterExit=true +Type=oneshot +ExecStart=/usr/sbin/ampere_platform_init.sh +StandardOutput=syslog + +[Install] +WantedBy=sysinit.target -- cgit v1.2.3