Thread (15 messages) 15 messages, 7 authors, 2013-09-13

[PATCH 1/2] ARM: msm: Add support for MSM8974 Dragonboard

From: Kumar Gala <hidden>
Date: 2013-08-06 15:47:50
Also in: linux-arm-msm, lkml 

On Aug 5, 2013, at 6:02 PM, Rohit Vaswani wrote:

This patch adds basic board support for MSM8974 Dragonboard
which belongs to the Snapdragon 800 family.
For now, just support a basic machine with device tree.
I think the board is APQ8074 and not MSM8974.
quoted hunk ↗ jump to hunk
Signed-off-by: Rohit Vaswani <redacted>
---
arch/arm/boot/dts/Makefile        |  3 ++-
arch/arm/boot/dts/msm8974-db.dts  | 26 ++++++++++++++++++++++++++
arch/arm/mach-msm/Kconfig         | 21 ++++++++++++++++++---
arch/arm/mach-msm/Makefile        |  1 +
arch/arm/mach-msm/board-dt-8974.c | 23 +++++++++++++++++++++++
5 files changed, 70 insertions(+), 4 deletions(-)
create mode 100644 arch/arm/boot/dts/msm8974-db.dts
create mode 100644 arch/arm/mach-msm/board-dt-8974.c

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 641b3c9a..62cea36 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -97,7 +97,8 @@ dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-cloudbox.dtb \
	kirkwood-openblocks_a6.dtb
dtb-$(CONFIG_ARCH_MARCO) += marco-evb.dtb
dtb-$(CONFIG_ARCH_MSM) += msm8660-surf.dtb \
-	msm8960-cdp.dtb
+	msm8960-cdp.dtb \
+	msm8974-db.dtb
dtb-$(CONFIG_ARCH_MVEBU) += armada-370-db.dtb \
	armada-370-mirabox.dtb \
	armada-370-rd.dtb \
diff --git a/arch/arm/boot/dts/msm8974-db.dts b/arch/arm/boot/dts/msm8974-db.dts
new file mode 100644
index 0000000..badfc61
--- /dev/null
+++ b/arch/arm/boot/dts/msm8974-db.dts
@@ -0,0 +1,26 @@
+/dts-v1/;
+
+/include/ "skeleton.dtsi"
We should change msm8974.dts to msm8974.dtsi and include it for the board.
quoted hunk ↗ jump to hunk
+
+/ {
+	model = "Qualcomm MSM8974 Dragonboard";
+	compatible = "qcom,msm8974-db", "qcom,msm8974";
+	interrupt-parent = <&intc>;
+
+	intc: interrupt-controller at f9000000 {
+		compatible = "qcom,msm-qgic2";
+		interrupt-controller;
+		#interrupt-cells = <3>;
+		reg = < 0xf9000000 0x1000 >,
+		      < 0xf9002000 0x1000 >;
+	};
+
+	timer {
+		compatible = "arm,armv7-timer";
+		interrupts = <1 2 0xf08>,
+			     <1 3 0xf08>,
+			     <1 4 0xf08>,
+			     <1 1 0xf08>;
+		clock-frequency = <19200000>;
+	};
+};
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 614e41e..343675b 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -1,12 +1,12 @@
if ARCH_MSM

comment "Qualcomm MSM SoC Type"
-	depends on (ARCH_MSM8X60 || ARCH_MSM8960)
+	depends on ARCH_MSM_DT

choice
	prompt "Qualcomm MSM SoC Type"
	default ARCH_MSM7X00A
-	depends on !(ARCH_MSM8X60 || ARCH_MSM8960)
+	depends on !ARCH_MSM_DT

config ARCH_MSM7X00A
	bool "MSM7x00A / MSM7x01A"
@@ -60,6 +60,19 @@ config ARCH_MSM8960
	select MSM_SCM if SMP
	select USE_OF

+config ARCH_MSM8974
+	bool "MSM8974"
+	select ARM_GIC
+	select CPU_V7
+	select HAVE_ARM_ARCH_TIMER
+	select HAVE_SMP
+	select MSM_SCM if SMP
+	select USE_OF
+
+config ARCH_MSM_DT
+	def_bool y
+	depends on (ARCH_MSM8X60 || ARCH_MSM8960 || ARCH_MSM8974)
+
config MSM_HAS_DEBUG_UART_HS
	bool

@@ -68,6 +81,7 @@ config MSM_SOC_REV_A

config  ARCH_MSM_ARM11
	bool
+
config  ARCH_MSM_SCORPION
	bool

@@ -75,6 +89,7 @@ config  MSM_VIC
	bool

menu "Qualcomm MSM Board Type"
+	depends on !ARCH_MSM_DT

config MACH_HALIBUT
	depends on ARCH_MSM
@@ -121,7 +136,7 @@ config MSM_SMD
	bool

config MSM_GPIOMUX
-	depends on !(ARCH_MSM8X60 || ARCH_MSM8960)
+	depends on !ARCH_MSM_DT
	bool "MSM V1 TLMM GPIOMUX architecture"
	help
	  Support for MSM V1 TLMM GPIOMUX architecture.
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index d257ff4..80e3b15 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -29,5 +29,6 @@ obj-$(CONFIG_ARCH_MSM7X30) += board-msm7x30.o devices-msm7x30.o
obj-$(CONFIG_ARCH_QSD8X50) += board-qsd8x50.o devices-qsd8x50.o
obj-$(CONFIG_ARCH_MSM8X60) += board-dt-8660.o
obj-$(CONFIG_ARCH_MSM8960) += board-dt-8960.o
+obj-$(CONFIG_ARCH_MSM8974) += board-dt-8974.o
obj-$(CONFIG_MSM_GPIOMUX) += gpiomux.o
obj-$(CONFIG_ARCH_QSD8X50) += gpiomux-8x50.o
diff --git a/arch/arm/mach-msm/board-dt-8974.c b/arch/arm/mach-msm/board-dt-8974.c
new file mode 100644
index 0000000..697623e
--- /dev/null
+++ b/arch/arm/mach-msm/board-dt-8974.c
@@ -0,0 +1,23 @@
+/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only 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_platform.h>
+#include <asm/mach/arch.h>
+
+static const char * const msm8974_dt_match[] __initconst = {
+	"qcom,msm8974-db",
+	NULL
+};
+
+DT_MACHINE_START(MSM8974_DT, "Qualcomm MSM (Flattened Device Tree)")
+	.dt_compat = msm8974_dt_match,
+MACHINE_END
-- 
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hosted by The Linux Foundation

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