From d52fad262041217be0a0e7049253186ec9cfb2a6 Mon Sep 17 00:00:00 2001 From: Brian Norris Date: Thu, 18 Jun 2015 17:11:32 -0700 Subject: [PATCH] soc: add stubs for brcmstb SoC's Used on BCM7xxx Set-Top Box chips (e.g., BCM7445). Signed-off-by: Brian Norris Signed-off-by: Florian Fainelli --- arch/arm/mach-bcm/Kconfig | 1 + drivers/soc/Kconfig | 1 + drivers/soc/Makefile | 1 + drivers/soc/brcmstb/Kconfig | 9 +++++++++ drivers/soc/brcmstb/Makefile | 1 + drivers/soc/brcmstb/common.c | 33 +++++++++++++++++++++++++++++++++ include/soc/brcmstb/common.h | 15 +++++++++++++++ 7 files changed, 61 insertions(+) create mode 100644 drivers/soc/brcmstb/Kconfig create mode 100644 drivers/soc/brcmstb/Makefile create mode 100644 drivers/soc/brcmstb/common.c create mode 100644 include/soc/brcmstb/common.h diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig index 1679fa4fb700..0be09af9dec7 100644 --- a/arch/arm/mach-bcm/Kconfig +++ b/arch/arm/mach-bcm/Kconfig @@ -161,6 +161,7 @@ config ARCH_BRCMSTB select BCM7120_L2_IRQ select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE select ARCH_WANT_OPTIONAL_GPIOLIB + select SOC_BRCMSTB help Say Y if you intend to run the kernel on a Broadcom ARM-based STB chipset. diff --git a/drivers/soc/Kconfig b/drivers/soc/Kconfig index 96ddecb92254..c9c0fcce98a7 100644 --- a/drivers/soc/Kconfig +++ b/drivers/soc/Kconfig @@ -1,5 +1,6 @@ menu "SOC (System On Chip) specific Drivers" +source "drivers/soc/brcmstb/Kconfig" source "drivers/soc/mediatek/Kconfig" source "drivers/soc/qcom/Kconfig" source "drivers/soc/sunxi/Kconfig" diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile index 0b12d777d3c4..4e27f10367f0 100644 --- a/drivers/soc/Makefile +++ b/drivers/soc/Makefile @@ -2,6 +2,7 @@ # Makefile for the Linux Kernel SOC specific device drivers. # +obj-$(CONFIG_SOC_BRCMSTB) += brcmstb/ obj-$(CONFIG_MACH_DOVE) += dove/ obj-$(CONFIG_ARCH_MEDIATEK) += mediatek/ obj-$(CONFIG_ARCH_QCOM) += qcom/ diff --git a/drivers/soc/brcmstb/Kconfig b/drivers/soc/brcmstb/Kconfig new file mode 100644 index 000000000000..39cab3bd544d --- /dev/null +++ b/drivers/soc/brcmstb/Kconfig @@ -0,0 +1,9 @@ +menuconfig SOC_BRCMSTB + bool "Broadcom STB SoC drivers" + depends on ARM + help + Enables drivers for the Broadcom Set-Top Box (STB) series of chips. + This option alone enables only some support code, while the drivers + can be enabled individually within this menu. + + If unsure, say N. diff --git a/drivers/soc/brcmstb/Makefile b/drivers/soc/brcmstb/Makefile new file mode 100644 index 000000000000..183280e39f80 --- /dev/null +++ b/drivers/soc/brcmstb/Makefile @@ -0,0 +1 @@ +obj-y += common.o diff --git a/drivers/soc/brcmstb/common.c b/drivers/soc/brcmstb/common.c new file mode 100644 index 000000000000..c262c029b1b8 --- /dev/null +++ b/drivers/soc/brcmstb/common.c @@ -0,0 +1,33 @@ +/* + * Copyright © 2014 NVIDIA Corporation + * Copyright © 2015 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include + +#include + +static const struct of_device_id brcmstb_machine_match[] = { + { .compatible = "brcm,brcmstb", }, + { } +}; + +bool soc_is_brcmstb(void) +{ + struct device_node *root; + + root = of_find_node_by_path("/"); + if (!root) + return false; + + return of_match_node(brcmstb_machine_match, root) != NULL; +} diff --git a/include/soc/brcmstb/common.h b/include/soc/brcmstb/common.h new file mode 100644 index 000000000000..cfb5335f2a15 --- /dev/null +++ b/include/soc/brcmstb/common.h @@ -0,0 +1,15 @@ +/* + * Copyright © 2014 NVIDIA Corporation + * Copyright © 2015 Broadcom Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __SOC_BRCMSTB_COMMON_H__ +#define __SOC_BRCMSTB_COMMON_H__ + +bool soc_is_brcmstb(void); + +#endif /* __SOC_BRCMSTB_COMMON_H__ */ -- 2.39.5