diff options
Diffstat (limited to 'meta-agl-bsp/meta-raspberrypi/recipes-bsp/u-boot/u-boot-2019.07/0003-arm-mach-bcm283x-Define-configs-for-RaspberryPi-4.patch')
| -rw-r--r-- | meta-agl-bsp/meta-raspberrypi/recipes-bsp/u-boot/u-boot-2019.07/0003-arm-mach-bcm283x-Define-configs-for-RaspberryPi-4.patch | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/meta-agl-bsp/meta-raspberrypi/recipes-bsp/u-boot/u-boot-2019.07/0003-arm-mach-bcm283x-Define-configs-for-RaspberryPi-4.patch b/meta-agl-bsp/meta-raspberrypi/recipes-bsp/u-boot/u-boot-2019.07/0003-arm-mach-bcm283x-Define-configs-for-RaspberryPi-4.patch deleted file mode 100644 index 029cac496..000000000 --- a/meta-agl-bsp/meta-raspberrypi/recipes-bsp/u-boot/u-boot-2019.07/0003-arm-mach-bcm283x-Define-configs-for-RaspberryPi-4.patch +++ /dev/null @@ -1,108 +0,0 @@ -From c03f551cab8fe38de8f0e1781f0e2e339419b003 Mon Sep 17 00:00:00 2001 -From: Andrei Gherzan <andrei@balena.io> -Date: Wed, 17 Jul 2019 15:33:01 +0100 -Subject: [PATCH 3/7] arm: mach-bcm283x: Define configs for RaspberryPi 4 - -Define two target configs for Raspberry Pi 4 (32 and 64bit) and the -corresponding BCM2838* configs. - -Be aware of the current limitation in firmware which requires an -explicit configuration to force the arm in 64bit mode when the -respective target is used. - -Signed-off-by: Andrei Gherzan <andrei@balena.io> -Signed-off-by: Matthias Brugger <mbrugger@suse.com> -Upstream-status: Pending ---- - arch/arm/mach-bcm283x/Kconfig | 62 +++++++++++++++++++++++++++++++++++ - 1 file changed, 62 insertions(+) - -diff --git a/arch/arm/mach-bcm283x/Kconfig b/arch/arm/mach-bcm283x/Kconfig -index 8e69914a83..09a5b42bbb 100644 ---- a/arch/arm/mach-bcm283x/Kconfig -+++ b/arch/arm/mach-bcm283x/Kconfig -@@ -26,6 +26,23 @@ config BCM2837_64B - select BCM2837 - select ARM64 - -+config BCM2838 -+ bool "Broadcom BCM2838 SoC support" -+ depends on ARCH_BCM283X -+ -+config BCM2838_32B -+ bool "Broadcom BCM2838 SoC 32-bit support" -+ depends on ARCH_BCM283X -+ select BCM2838 -+ select ARMV7_LPAE -+ select CPU_V7A -+ -+config BCM2838_64B -+ bool "Broadcom BCM2838 SoC 64-bit support" -+ depends on ARCH_BCM283X -+ select BCM2838 -+ select ARM64 -+ - menu "Broadcom BCM283X family" - depends on ARCH_BCM283X - -@@ -127,6 +144,50 @@ config TARGET_RPI_3 - This option creates a build targeting the ARMv8/AArch64 ISA. - select BCM2837_64B - -+config TARGET_RPI_4_32B -+ bool "Raspberry Pi 4 32-bit build" -+ help -+ Support for all BCM2838-based Raspberry Pi variants, such as -+ the RPi 4 model B, in AArch32 (32-bit) mode. -+ -+ This option assumes the VideoCore firmware is configured to use the -+ mini UART (rather than PL011) for the serial console. This is the -+ default on the RPi 4. To enable the UART console, the following non- -+ default option must be present in config.txt: enable_uart=1. This is -+ required for U-Boot to operate correctly, even if you only care -+ about the HDMI/usbkbd console. -+ -+ Due to hardware incompatibilities, this can't be used with -+ BCM283/5/6/7. -+ -+ This option creates a build targeting the ARMv7/AArch32 ISA. -+ select BCM2838_32B -+ -+config TARGET_RPI_4 -+ bool "Raspberry Pi 4 64-bit build" -+ help -+ Support for all BCM2838-based Raspberry Pi variants, such as -+ the RPi 4 model B, in AArch64 (64-bit) mode. -+ -+ This option assumes the VideoCore firmware is configured to use the -+ mini UART (rather than PL011) for the serial console. This is the -+ default on the RPi 4. To enable the UART console, the following non- -+ default option must be present in config.txt: enable_uart=1. This is -+ required for U-Boot to operate correctly, even if you only care -+ about the HDMI/usbkbd console. -+ -+ Due to hardware incompatibilities, this can't be used with -+ BCM283/5/6/7. -+ -+ Also, due to a bug in firmware, switching to 64bit mode doesn't -+ happen automatically based on the kernel's image filename. See -+ https://github.com/raspberrypi/firmware/issues/1193 for more details. -+ Until that is resolved, the configuration (config.txt) needs to -+ explicitly set: arm_64bit=1. -+ -+ This option creates a build targeting the ARMv8/AArch64 ISA. -+ select BCM2838_64B -+ - endchoice - - config SYS_BOARD -@@ -145,5 +206,6 @@ config BCM283x_BASE - hex - default "0x20000000" if BCM2835 - default "0x3f000000" if BCM2836 || BCM2837 -+ default "0xfe000000" if BCM2838 - - endmenu --- -2.22.0 - |