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authorBrian Norris <computersforpeace@gmail.com>2015-06-19 03:11:32 +0300
committerFlorian Fainelli <f.fainelli@gmail.com>2015-09-15 01:44:18 +0300
commitd52fad262041217be0a0e7049253186ec9cfb2a6 (patch)
treebf8d98f7b5aa484ef0d830548ff36c60b71bfa97
parent1f3e9a6edae4f1168a4baaeb4c55d4eb5a8f7501 (diff)
downloadlinux-d52fad262041217be0a0e7049253186ec9cfb2a6.tar.xz
soc: add stubs for brcmstb SoC's
Used on BCM7xxx Set-Top Box chips (e.g., BCM7445). Signed-off-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
-rw-r--r--arch/arm/mach-bcm/Kconfig1
-rw-r--r--drivers/soc/Kconfig1
-rw-r--r--drivers/soc/Makefile1
-rw-r--r--drivers/soc/brcmstb/Kconfig9
-rw-r--r--drivers/soc/brcmstb/Makefile1
-rw-r--r--drivers/soc/brcmstb/common.c33
-rw-r--r--include/soc/brcmstb/common.h15
7 files changed, 61 insertions, 0 deletions
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 <linux/of.h>
+
+#include <soc/brcmstb/common.h>
+
+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__ */