On Mon, Mar 7, 2016 at 10:28 AM, Simon Glass sjg@chromium.org wrote:
GPIO pins need to be set up on start-up. Add a driver to provide this, configured from the device tree.
The binding is slightly different from the existing ICH6 binding, since that is quite verbose. The new binding should be just as extensible.
Signed-off-by: Simon Glass sjg@chromium.org
arch/x86/cpu/broadwell/Makefile | 1 + arch/x86/cpu/broadwell/pinctrl_broadwell.c | 278 +++++++++++++++++++++ arch/x86/include/asm/arch-broadwell/gpio.h | 91 +++++++ .../gpio/intel,x86-broadwell-pinctrl.txt | 208 +++++++++++++++ include/dt-bindings/gpio/x86-gpio.h | 12 + 5 files changed, 590 insertions(+) create mode 100644 arch/x86/cpu/broadwell/pinctrl_broadwell.c create mode 100644 arch/x86/include/asm/arch-broadwell/gpio.h create mode 100644 doc/device-tree-bindings/gpio/intel,x86-broadwell-pinctrl.txt
Except several nits about "GPL-2.0+" and capital letters for the __asm_arch_gpio, generally it looks good, so Acked-by: Bin Meng bmeng.cn@gmail.com