[PATCHv3 0/7] Support new Exynos3250 SoC based on Cortex-A7 dual core
From: Chanwoo Choi
Date: Thu Apr 17 2014 - 21:16:15 EST
This patchset support new Exynos3250 Samsung SoC based on Cortex-A7 dual core.
Exynos3250 is a System-On-Chip (SoC) that is based on 32-bit RISC processor
for Smartphone. It is desigend with the 28nm low-power high-K metal gate process
and provides the best performance features.
This patchset include some patches such as:
- Support secondary CPU of Exynos3250 (cpu up/down)
- Supoort uart/mct/adc/gic/i2c/spi/power-domain/pmu/mshc/pwm/amba
- Support the clock control for Exynos3250 using common clk framework
This patchset is based on following git repo/branch.
- git repo : git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung.git
- branch : for-next (Linux 3.15-rc1)
Additional patch description about static memory mapping:
This patchset must need to map memory mapping about SYSRAM/PMU for CPU UP/DOWN.
So, this patchset need to merge following patchset to remove static memory
mapping for SYSRAM[1] / PMU ([2] or [3]).
[1] http://www.spinics.net/lists/arm-kernel/msg323011.html
[2] https://lkml.org/lkml/2014/4/2/48
[3] http://www.spinics.net/lists/arm-kernel/msg316013.html
And,
The pinctrl patch for Exynos3250 was posted as separated patch[4].
[4] https://lkml.org/lkml/2014/4/13/156
Changes from v2:
- Remove static memory mapping about SYSRAM/PMU such as following patches:
ARM: EXYNOS: Add IO mapping for non-secure SYSRAM of Exynos3250
ARM: EXYNOS: Add IO mapping for PMU of Exynos3250
- Add description for secondary CPU boot of Exynos4212/Exynos3250
- Fix description in exynos_cpu_die() to remove particular SoC series
- Fix minor coding style
- Add documentation for Exynos3250 clock controller
Changes from v1:
- Add new "samsung,exynos3" compatible name
- Add comment about exynos_cpu_boot in Exynos4212
- Remove unnecessary 'goto' statement in firmware.c
- Use read_cpuid_part_number() function instead of assembler directly
- Post separated pinctrl patch from this patchset
: https://lkml.org/lkml/2014/4/13/156
- Remove unused pmu interrupts due to Exynos3250 dual-core
- Cosolidate all the patches related to exynos3250.dtsi into one patch
- Fix gic compatible name to "cortex-a15-gic" because Cortex-A7 GIC is same
- Add sign-off of sender to all this patches
- Fix minor typo
Chanwoo Choi (4):
ARM: EXYNOS: Add Exynos3250 SoC ID
ARM: EXYNOS: Support secondary CPU boot of Exynos3250
ARM: EXYNOS: Enter a15 lowpower mode for Exynos3250 based on Cortex-a7
dt-bindings: add documentation for Exynos3250 clock controller
Kyungmin Park (1):
ARM: EXYNOS: Support secondary CPU boot of Exynos4212
Tomasz Figa (2):
clk: samsung: exynos3250: Add clocks using common clock framework
ARM: dts: Add device tree sources for Exynos3250
.../devicetree/bindings/clock/exynos3250-clock.txt | 41 ++
arch/arm/boot/dts/exynos3250-pinctrl.dtsi | 477 +++++++++++++
arch/arm/boot/dts/exynos3250.dtsi | 427 +++++++++++
arch/arm/mach-exynos/Kconfig | 22 +
arch/arm/mach-exynos/exynos.c | 2 +
arch/arm/mach-exynos/firmware.c | 21 +-
arch/arm/mach-exynos/hotplug.c | 19 +-
arch/arm/plat-samsung/include/plat/cpu.h | 10 +
drivers/clk/samsung/Makefile | 1 +
drivers/clk/samsung/clk-exynos3250.c | 785 +++++++++++++++++++++
include/dt-bindings/clock/exynos3250.h | 256 +++++++
11 files changed, 2053 insertions(+), 8 deletions(-)
create mode 100644 Documentation/devicetree/bindings/clock/exynos3250-clock.txt
create mode 100644 arch/arm/boot/dts/exynos3250-pinctrl.dtsi
create mode 100644 arch/arm/boot/dts/exynos3250.dtsi
create mode 100644 drivers/clk/samsung/clk-exynos3250.c
create mode 100644 include/dt-bindings/clock/exynos3250.h
--
1.8.0
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