On 14 November 2018 at 01:01, Benjamin Gaignard benjamin.gaignard@linaro.org wrote:
From: Benjamin Gaignard benjamin.gaignard@linaro.org
This is uclass for Hardware Spinlocks. It implements two mandatory operations: lock and unlock and one optional relax operation.
Signed-off-by: Benjamin Gaignard benjamin.gaignard@linaro.org
version 2:
- use -ETIMEDOUT and -ENOSYS for errors cases
- do not test if ops is valid
arch/sandbox/dts/test.dts | 4 + arch/sandbox/include/asm/state.h | 1 + configs/sandbox_defconfig | 2 + drivers/Kconfig | 2 + drivers/Makefile | 1 + drivers/hwspinlock/Kconfig | 16 ++++ drivers/hwspinlock/Makefile | 6 ++ drivers/hwspinlock/hwspinlock-uclass.c | 143 ++++++++++++++++++++++++++++++++ drivers/hwspinlock/sandbox_hwspinlock.c | 56 +++++++++++++ include/dm/uclass-id.h | 1 + include/hwspinlock.h | 140 +++++++++++++++++++++++++++++++ test/dm/Makefile | 1 + test/dm/hwspinlock.c | 40 +++++++++ 13 files changed, 413 insertions(+) create mode 100644 drivers/hwspinlock/Kconfig create mode 100644 drivers/hwspinlock/Makefile create mode 100644 drivers/hwspinlock/hwspinlock-uclass.c create mode 100644 drivers/hwspinlock/sandbox_hwspinlock.c create mode 100644 include/hwspinlock.h create mode 100644 test/dm/hwspinlock.c
Reviewed-by: Simon Glass sjg@chromium.org