From 2ba3410abdde6718d7075cb6921bad4ae408a764 Mon Sep 17 00:00:00 2001 From: Stephen Boyd Date: Wed, 5 Sep 2012 12:28:58 -0700 Subject: [PATCH] ARM: msm: Add DT support for 8960 Add basic support to boot 8960 with device tree. For now just support a basic machine with a uart device. Signed-off-by: Stephen Boyd Signed-off-by: David Brown --- arch/arm/boot/dts/msm8960-cdp.dts | 41 ++++++++++++++++++++++++++ arch/arm/mach-msm/Kconfig | 1 + arch/arm/mach-msm/Makefile | 1 + arch/arm/mach-msm/Makefile.boot | 1 + arch/arm/mach-msm/board-dt-8960.c | 49 +++++++++++++++++++++++++++++++ 5 files changed, 93 insertions(+) create mode 100644 arch/arm/boot/dts/msm8960-cdp.dts create mode 100644 arch/arm/mach-msm/board-dt-8960.c diff --git a/arch/arm/boot/dts/msm8960-cdp.dts b/arch/arm/boot/dts/msm8960-cdp.dts new file mode 100644 index 000000000000..76635d558e6f --- /dev/null +++ b/arch/arm/boot/dts/msm8960-cdp.dts @@ -0,0 +1,41 @@ +/dts-v1/; + +/include/ "skeleton.dtsi" + +/ { + model = "Qualcomm MSM8960 CDP"; + compatible = "qcom,msm8960-cdp", "qcom,msm8960"; + interrupt-parent = <&intc>; + + intc: interrupt-controller@02000000 { + compatible = "qcom,msm-qgic2"; + interrupt-controller; + #interrupt-cells = <3>; + reg = < 0x02000000 0x1000 >, + < 0x02002000 0x1000 >; + }; + + timer@0200a004 { + compatible = "qcom,msm-gpt", "qcom,msm-timer"; + interrupts = <1 2 0x301>; + reg = <0x0200a004 0x10>; + clock-frequency = <32768>; + cpu-offset = <0x80000>; + }; + + timer@0200a024 { + compatible = "qcom,msm-dgt", "qcom,msm-timer"; + interrupts = <1 1 0x301>; + reg = <0x0200a024 0x10>, + <0x0200a034 0x4>; + clock-frequency = <6750000>; + cpu-offset = <0x80000>; + }; + + serial@19c400000 { + compatible = "qcom,msm-hsuart", "qcom,msm-uart"; + reg = <0x16440000 0x1000>, + <0x16400000 0x1000>; + interrupts = <0 154 0x0>; + }; +}; diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index cd7842794e4b..2e5a27ecbdce 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -56,6 +56,7 @@ config ARCH_MSM8960 select MSM_V2_TLMM select MSM_GPIOMUX select MSM_SCM if SMP + select USE_OF endchoice diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile index 8794148bf751..cef0ad4ad310 100644 --- a/arch/arm/mach-msm/Makefile +++ b/arch/arm/mach-msm/Makefile @@ -27,6 +27,7 @@ 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-msm8960.o devices-msm8960.o +obj-$(CONFIG_ARCH_MSM8960) += board-dt-8960.o obj-$(CONFIG_ARCH_MSM7X30) += gpiomux-v1.o gpiomux.o obj-$(CONFIG_ARCH_QSD8X50) += gpiomux-8x50.o gpiomux-v1.o gpiomux.o diff --git a/arch/arm/mach-msm/Makefile.boot b/arch/arm/mach-msm/Makefile.boot index 8de06781c6df..f7d6ae9c3487 100644 --- a/arch/arm/mach-msm/Makefile.boot +++ b/arch/arm/mach-msm/Makefile.boot @@ -3,3 +3,4 @@ params_phys-y := 0x10000100 initrd_phys-y := 0x10800000 dtb-$(CONFIG_ARCH_MSM8X60) += msm8660-surf.dtb +dtb-$(CONFIG_ARCH_MSM8960) += msm8960-cdp.dtb diff --git a/arch/arm/mach-msm/board-dt-8960.c b/arch/arm/mach-msm/board-dt-8960.c new file mode 100644 index 000000000000..8df99b8f3c92 --- /dev/null +++ b/arch/arm/mach-msm/board-dt-8960.c @@ -0,0 +1,49 @@ +/* Copyright (c) 2012, 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 +#include +#include + +#include +#include + +#include "common.h" + +static const struct of_device_id msm_dt_gic_match[] __initconst = { + { .compatible = "qcom,msm-qgic2", .data = gic_of_init }, + { } +}; + +static void __init msm_dt_init_irq(void) +{ + of_irq_init(msm_dt_gic_match); +} + +static void __init msm_dt_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); +} + +static const char * const msm8960_dt_match[] __initconst = { + "qcom,msm8960-cdp", + NULL +}; + +DT_MACHINE_START(MSM8960_DT, "Qualcomm MSM (Flattened Device Tree)") + .map_io = msm_map_msm8960_io, + .init_irq = msm_dt_init_irq, + .timer = &msm_dt_timer, + .init_machine = msm_dt_init, + .dt_compat = msm8960_dt_match, + .handle_irq = gic_handle_irq, +MACHINE_END -- 2.39.5