Message ID | 20220505013006.27140-3-reatmon@ti.com |
---|---|
State | Accepted |
Delegated to: | Ryan Eatmon |
Headers | show |
Series | am62xx: Upgrade ATF to get LP support | expand |
On Wed, May 04, 2022 at 08:30:06PM -0500, Ryan Eatmon via lists.yoctoproject.org wrote: > From: Nishanth Menon <nm@ti.com> > > Update build flag for arm-trusted-firmware to include low power mode > support > > K3_PM_SYSTEM_SUSPEND is added in arm-trusted-firmware now which enables > low power mode support for am62xx. > > Signed-off-by: Nishanth Menon <nm@ti.com> > Signed-off-by: Praneeth Bajjuri <praneeth@ti.com> > Signed-off-by: Ryan Eatmon <reatmon@ti.com> > --- > conf/machine/include/am62xx.inc | 2 ++ > recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend | 1 + > 2 files changed, 3 insertions(+) > > diff --git a/conf/machine/include/am62xx.inc b/conf/machine/include/am62xx.inc > index e8823dd2..ff857b97 100644 > --- a/conf/machine/include/am62xx.inc > +++ b/conf/machine/include/am62xx.inc > @@ -6,6 +6,8 @@ MACHINE_FEATURES += "screen touchscreen" > SERIAL_CONSOLES = "115200;ttyS2" > SERIAL_CONSOLES_CHECK = "${SERIAL_CONSOLES}" > > +TFA_K3_SYSTEM_SUSPEND = "1" Might want to keep this TFA_ variable together with the other TFA_BOARD being set futher down in the file, to avoid scattering them all over... Otherwise looks good to me. > + > # AM62 supports multi-certificate images, use the same > IMAGE_BOOT_FILES = "${IMAGE_BOOT_FILES_MULTI_CERT}" > > diff --git a/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend b/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend > index 80b1d664..68bfa899 100644 > --- a/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend > +++ b/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend > @@ -9,6 +9,7 @@ TFA_INSTALL_TARGET_k3 = "bl31" > TFA_SPD_k3 = "opteed" > > EXTRA_OEMAKE_append_k3 = "${@ 'K3_USART=' + d.getVar('TFA_K3_USART') if d.getVar('TFA_K3_USART') else ''}" > +EXTRA_OEMAKE_append_k3 = "${@ 'K3_PM_SYSTEM_SUSPEND=' + d.getVar('TFA_K3_SYSTEM_SUSPEND') if d.getVar('TFA_K3_SYSTEM_SUSPEND') else ''}" > > do_compile_append_am65xx-hs-evm() { > export TI_SECURE_DEV_PKG=${TI_SECURE_DEV_PKG} > -- > 2.17.1
diff --git a/conf/machine/include/am62xx.inc b/conf/machine/include/am62xx.inc index e8823dd2..ff857b97 100644 --- a/conf/machine/include/am62xx.inc +++ b/conf/machine/include/am62xx.inc @@ -6,6 +6,8 @@ MACHINE_FEATURES += "screen touchscreen" SERIAL_CONSOLES = "115200;ttyS2" SERIAL_CONSOLES_CHECK = "${SERIAL_CONSOLES}" +TFA_K3_SYSTEM_SUSPEND = "1" + # AM62 supports multi-certificate images, use the same IMAGE_BOOT_FILES = "${IMAGE_BOOT_FILES_MULTI_CERT}" diff --git a/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend b/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend index 80b1d664..68bfa899 100644 --- a/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend +++ b/recipes-bsp/trusted-firmware-a/trusted-firmware-a_%.bbappend @@ -9,6 +9,7 @@ TFA_INSTALL_TARGET_k3 = "bl31" TFA_SPD_k3 = "opteed" EXTRA_OEMAKE_append_k3 = "${@ 'K3_USART=' + d.getVar('TFA_K3_USART') if d.getVar('TFA_K3_USART') else ''}" +EXTRA_OEMAKE_append_k3 = "${@ 'K3_PM_SYSTEM_SUSPEND=' + d.getVar('TFA_K3_SYSTEM_SUSPEND') if d.getVar('TFA_K3_SYSTEM_SUSPEND') else ''}" do_compile_append_am65xx-hs-evm() { export TI_SECURE_DEV_PKG=${TI_SECURE_DEV_PKG}