diff options
Diffstat (limited to 'target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch')
| -rw-r--r-- | target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch | 134 |
1 files changed, 76 insertions, 58 deletions
diff --git a/target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch b/target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch index 3760b0c85b..154b61931e 100644 --- a/target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch +++ b/target/linux/bcm53xx/patches-3.10/051-bcm53xx-initial-support-for-the-BCM5301-BCM470X-SoC-.patch @@ -42,9 +42,9 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> bool "Kernel low-level debugging on BCM2835 PL011 UART" depends on ARCH_BCM2835 -+ config DEBUG_BCM53XX ++ config DEBUG_BCM_5301X + bool "Kernel low-level debugging on BCM53XX UART1" -+ depends on ARCH_BCM53XX ++ depends on ARCH_BCM_5301X + config DEBUG_CLPS711X_UART1 bool "Kernel low-level debugging messages via UART1" @@ -53,7 +53,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> config DEBUG_LL_INCLUDE string default "debug/bcm2835.S" if DEBUG_BCM2835 -+ default "debug/bcm53xx.S" if DEBUG_BCM53XX ++ default "debug/bcm53xx.S" if DEBUG_BCM_5301X default "debug/cns3xxx.S" if DEBUG_CNS3XXX default "debug/exynos.S" if DEBUG_EXYNOS_UART default "debug/highbank.S" if DEBUG_HIGHBANK_UART @@ -63,7 +63,7 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> machine-$(CONFIG_ARCH_AT91) += at91 machine-$(CONFIG_ARCH_BCM) += bcm machine-$(CONFIG_ARCH_BCM2835) += bcm2835 -+machine-$(CONFIG_ARCH_BCM53XX) += bcm53xx ++machine-$(CONFIG_ARCH_BCM_5301X) += bcm53xx machine-$(CONFIG_ARCH_CLPS711X) += clps711x machine-$(CONFIG_ARCH_CNS3XXX) += cns3xxx machine-$(CONFIG_ARCH_DAVINCI) += davinci @@ -73,15 +73,15 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> wm8650-mid.dtb \ wm8850-w70v2.dtb dtb-$(CONFIG_ARCH_ZYNQ) += zynq-zc702.dtb -+dtb-$(CONFIG_ARCH_BCM53XX) += bcm5301-netgear-r6250.dtb ++dtb-$(CONFIG_ARCH_BCM_5301X) += bcm4708-netgear-r6250.dtb targets += dtbs targets += $(dtb-y) --- /dev/null -+++ b/arch/arm/boot/dts/bcm5301-netgear-r6250.dts ++++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts @@ -0,0 +1,20 @@ +/* -+ * Broadcom BCM47XX / BCM53XX arm platform code. ++ * Broadcom BCM470X / BCM5301X arm platform code. + * + * Copyright 2013 Hauke Mehrtens <hauke@hauke-m.de> + * @@ -90,36 +90,39 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + +/dts-v1/; + -+/include/ "bcm5301.dtsi" ++#include "bcm4708.dtsi" + +/ { ++ compatible = "netgear,r6250v1", "broadcom,bcm4708"; + model = "Netgear R6250 V1 (BCM4708)"; -+ compatible = "netgear,r6250v1", "brcm,bcm5301"; + + memory { + reg = <0x00000000 0x08000000>; + }; +}; --- /dev/null -+++ b/arch/arm/boot/dts/bcm5301.dtsi -@@ -0,0 +1,83 @@ ++++ b/arch/arm/boot/dts/bcm4708.dtsi +@@ -0,0 +1,100 @@ +/* -+ * Broadcom BCM47XX / BCM53XX ARM platform code. ++ * Broadcom BCM470X / BCM5301X ARM platform code. + * + * Copyright 2013 Hauke Mehrtens <hauke@hauke-m.de> + * + * Licensed under the GNU/GPL. See COPYING for details. + */ + -+/include/ "skeleton.dtsi" ++#include <dt-bindings/interrupt-controller/arm-gic.h> ++#include <dt-bindings/interrupt-controller/irq.h> ++ ++#include "skeleton.dtsi" + +/ { -+ compatible = "brcm,bcm5301"; -+ model = "BCM5301/BCM4707/BCM4708/BCM4709 SoC"; ++ compatible = "broadcom,bcm4708"; ++ model = "Broadcom BCM4708"; + interrupt-parent = <&gic>; + + chosen { -+ bootargs = "console=ttyS0,115200 earlyprintk debug vmalloc=64M"; ++ bootargs = "console=ttyS0,115200 debug earlyprintk"; + }; + + cpus { @@ -129,11 +132,13 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; ++ next-level-cache = <&L2>; + reg = <0>; + }; + cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; ++ next-level-cache = <&L2>; + reg = <1>; + }; + }; @@ -152,14 +157,14 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + uart@18000300 { + compatible = "ns16550"; + reg = <0x18000300 0x100>; -+ interrupts = <0 85 4>; ++ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <100000000>; + }; + + uart@18000400 { + compatible = "ns16550"; + reg = <0x18000400 0x100>; -+ interrupts = <0 85 4>; ++ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; + clock-frequency = <100000000>; + }; + @@ -175,15 +180,27 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + timer@19020200 { + compatible = "arm,cortex-a9-global-timer"; + reg = <0x19020200 0x100>; -+ interrupts = <1 11 0xf04>; ++ interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk_periph>; -+ #clock-cells = <0>; + }; + -+ local-timer@19020200 { ++ local-timer@19020600 { + compatible = "arm,cortex-a9-twd-timer"; + reg = <0x19020600 0x100>; -+ interrupts = <1 13 0xf04>; ++ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>; ++ clocks = <&clk_periph>; ++ }; ++ ++ L2: cache-controller@19022000 { ++ compatible = "arm,pl310-cache"; ++ reg = <0x19022000 0x1000>; ++ cache-unified; ++ cache-level = <2>; ++ }; ++ ++ scu@19020000 { ++ compatible = "arm,cortex-a9-scu"; ++ reg = <0x19020000 0x100>; + }; +}; --- /dev/null @@ -210,32 +227,42 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +#include <asm/hardware/debug-8250.S> --- /dev/null +++ b/arch/arm/mach-bcm53xx/Kconfig -@@ -0,0 +1,16 @@ -+config ARCH_BCM53XX -+ bool "Broadcom BCM47XX / BCM53XX ARM SoC" -+ select CPU_V7 +@@ -0,0 +1,26 @@ ++config ARCH_BCM_5301X ++ bool "Broadcom BCM470X / BCM5301X ARM SoC" if ARCH_MULTI_V7 ++ depends on MMU + select ARM_GIC ++ select CACHE_L2X0 + select HAVE_ARM_SCU if SMP -+ select HAVE_ARM_TWD if LOCAL_TIMERS ++ select HAVE_ARM_TWD if SMP + select HAVE_SMP -+ select HAVE_CLK -+ select LOCAL_TIMERS if SMP -+ select GENERIC_TIME -+ select GENERIC_CLOCKEVENTS_BUILD ++ select COMMON_CLK + select GENERIC_CLOCKEVENTS ++ select GENERIC_TIME + select ARM_GLOBAL_TIMER ++ select CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK + select MIGHT_HAVE_PCI + help -+ Support for Broadcom BCM47XX and BCM53XX SoCs with ARM CPU cores. ++ Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores. ++ ++ This is a network SoC line mostly used in home routers and ++ wifi access points. ++ This inclused the following SoC: BCM53010, BCM53011, BCM53012, ++ BCM53014, BCM53015, BCM53016, BCM53017, BCM53018, BCM4707, ++ BCM4708 and BCM4709. ++ ++ Do not confuse this with the BCM4760 which is a totally ++ different SoC or with the older BCM47XX and BCM53XX based ++ network SoC using a MIPS CPU, they are supported by arch/mips/bcm47xx --- /dev/null +++ b/arch/arm/mach-bcm53xx/Makefile @@ -0,0 +1 @@ +obj-y += bcm53xx.o --- /dev/null +++ b/arch/arm/mach-bcm53xx/bcm53xx.c -@@ -0,0 +1,69 @@ +@@ -0,0 +1,60 @@ +/* -+ * Broadcom BCM47XX / BCM53XX ARM platform code. ++ * Broadcom BCM470X / BCM5301X ARM platform code. + * + * Copyright 2013 Hauke Mehrtens <hauke@hauke-m.de> + * @@ -243,21 +270,19 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + */ +#include <linux/of_address.h> +#include <linux/of_platform.h> -+#include <linux/irqchip.h> +#include <linux/clocksource.h> +#include <linux/clk-provider.h> ++#include <asm/hardware/cache-l2x0.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> -+#include <asm/smp_scu.h> +#include <asm/signal.h> + -+static int bcm53xx_abort_handler(unsigned long addr, unsigned int fsr, ++static int bcm5301x_abort_handler(unsigned long addr, unsigned int fsr, + struct pt_regs *regs) +{ + /* -+ * These happen for no good reason -+ * possibly left over from CFE ++ * These happen for no good reason, possibly left over from CFE + */ + pr_warn("External imprecise Data abort at addr=%#lx, fsr=%#x ignored.\n", + addr, fsr); @@ -266,40 +291,33 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> + return 0; +} + -+static void bcm53xx_aborts_enable(void) ++static void __init bcm5301x_init_early(void) +{ + /* Install our hook */ -+ hook_fault_code(16 + 6, bcm53xx_abort_handler, SIGBUS, 0, ++ hook_fault_code(16 + 6, bcm5301x_abort_handler, SIGBUS, 0, + "imprecise external abort"); +} + -+static void __init bcm53xx_timer_init(void) ++static void __init bcm5301x_timer_init(void) +{ + of_clk_init(NULL); + clocksource_of_init(); +} + -+void __init bcm53xx_map_io(void) -+{ -+ debug_ll_io_init(); -+ bcm53xx_aborts_enable(); -+} -+ -+static void __init bcm53xx_dt_init(void) ++static void __init bcm5301x_dt_init(void) +{ ++ l2x0_of_init(0, ~0UL); + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +} + -+static const char const *bcm53xx_dt_compat[] = { -+ "brcm,bcm5301", -+ "netgear,r6250v1", ++static const char __initconst *bcm5301x_dt_compat[] = { ++ "broadcom,bcm4708", + NULL, +}; + -+DT_MACHINE_START(BCM53XX, "BCM53XX") -+ .init_machine = bcm53xx_dt_init, -+ .map_io = bcm53xx_map_io, -+ .init_irq = irqchip_init, -+ .init_time = bcm53xx_timer_init, -+ .dt_compat = bcm53xx_dt_compat, ++DT_MACHINE_START(BCM5301X, "BCM5301X") ++ .init_early = bcm5301x_init_early, ++ .init_time = bcm5301x_timer_init, ++ .init_machine = bcm5301x_dt_init, ++ .dt_compat = bcm5301x_dt_compat, +MACHINE_END |