From a1383655cfaa71609d6236ae0fcf3b6047462b98 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Sat, 29 Feb 2020 09:25:20 +0100 Subject: bcm27xx: add linux 5.4 support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Tested on bcm2710 (Raspberry Pi 3B). Signed-off-by: Álvaro Fernández Rojas --- ...cm-Backport-BCM2711-support-from-upstream.patch | 86 ++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 target/linux/bcm27xx/patches-5.4/950-0395-ARM-bcm-Backport-BCM2711-support-from-upstream.patch (limited to 'target/linux/bcm27xx/patches-5.4/950-0395-ARM-bcm-Backport-BCM2711-support-from-upstream.patch') diff --git a/target/linux/bcm27xx/patches-5.4/950-0395-ARM-bcm-Backport-BCM2711-support-from-upstream.patch b/target/linux/bcm27xx/patches-5.4/950-0395-ARM-bcm-Backport-BCM2711-support-from-upstream.patch new file mode 100644 index 0000000000..8d16152154 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0395-ARM-bcm-Backport-BCM2711-support-from-upstream.patch @@ -0,0 +1,86 @@ +From 88dacbcd946d2e0cd06337ab3f393064ab6aba82 Mon Sep 17 00:00:00 2001 +From: Stefan Wahren +Date: Fri, 27 Dec 2019 11:40:56 +0100 +Subject: [PATCH] ARM: bcm: Backport BCM2711 support from upstream + +Make the BCM2711 a different machine, but keep it in board_bcm2835. + +Signed-off-by: Stefan Wahren +--- + arch/arm/mach-bcm/Kconfig | 4 ++-- + arch/arm/mach-bcm/board_bcm2835.c | 17 +++++++++++++++-- + arch/arm64/Kconfig.platforms | 5 +++-- + 3 files changed, 20 insertions(+), 6 deletions(-) + +--- a/arch/arm/mach-bcm/Kconfig ++++ b/arch/arm/mach-bcm/Kconfig +@@ -161,7 +161,7 @@ config ARCH_BCM2835 + select GPIOLIB + select ARM_AMBA + select ARM_ERRATA_411920 if ARCH_MULTI_V6 +- select ARM_GIC ++ select ARM_GIC if ARCH_MULTI_V7 + select ARM_TIMER_SP804 + select HAVE_ARM_ARCH_TIMER if ARCH_MULTI_V7 + select TIMER_OF +@@ -175,7 +175,7 @@ config ARCH_BCM2835 + select ZONE_DMA if ARM_LPAE + select MFD_CORE + help +- This enables support for the Broadcom BCM2835 and BCM2836 SoCs. ++ This enables support for the Broadcom BCM2711 and BCM283x SoCs. + This SoC is used in the Raspberry Pi and Roku 2 devices. + + config ARCH_BCM_53573 +--- a/arch/arm/mach-bcm/board_bcm2835.c ++++ b/arch/arm/mach-bcm/board_bcm2835.c +@@ -109,17 +109,30 @@ static const char * const bcm2835_compat + #ifdef CONFIG_ARCH_MULTI_V7 + "brcm,bcm2836", + "brcm,bcm2837", +- "brcm,bcm2711", + #endif + NULL + }; + + DT_MACHINE_START(BCM2835, "BCM2835") ++ .map_io = bcm2835_map_io, ++ .init_machine = bcm2835_init, ++ .dt_compat = bcm2835_compat, ++ .smp = smp_ops(bcm2836_smp_ops), ++MACHINE_END ++ ++static const char * const bcm2711_compat[] = { ++#ifdef CONFIG_ARCH_MULTI_V7 ++ "brcm,bcm2711", ++#endif ++ NULL ++}; ++ ++DT_MACHINE_START(BCM2711, "BCM2711") + #if defined(CONFIG_ZONE_DMA) && defined(CONFIG_ARM_LPAE) + .dma_zone_size = SZ_1G, + #endif + .map_io = bcm2835_map_io, + .init_machine = bcm2835_init, +- .dt_compat = bcm2835_compat, ++ .dt_compat = bcm2711_compat, + .smp = smp_ops(bcm2836_smp_ops), + MACHINE_END +--- a/arch/arm64/Kconfig.platforms ++++ b/arch/arm64/Kconfig.platforms +@@ -37,11 +37,12 @@ config ARCH_BCM2835 + select PINCTRL + select PINCTRL_BCM2835 + select ARM_AMBA ++ select ARM_GIC + select ARM_TIMER_SP804 + select HAVE_ARM_ARCH_TIMER + help +- This enables support for the Broadcom BCM2837 SoC. +- This SoC is used in the Raspberry Pi 3 device. ++ This enables support for the Broadcom BCM2837 and BCM2711 SoC. ++ These SoCs are used in the Raspberry Pi 3 and 4 devices. + + config ARCH_BCM_IPROC + bool "Broadcom iProc SoC Family" -- cgit v1.2.3