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opensbi/lib/utils/i2c/objects.mk

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lib: utils/i2c: Add generic I2C configuration library Helper library to keep track of registered I2C adapters, identified by dts offset, basic send/read functions and adapter configuration (enable, set dividers, etc...). Tested-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Alexandre Ghiti <alexandre.ghiti@canonical.com> Tested-by: Alexandre Ghiti <alexandre.ghiti@canonical.com> Signed-off-by: Nikita Shubin <n.shubin@yadro.com>
2021-11-10 17:42:27 +08:00
#
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2021 YADRO
#
# Authors:
# Nikita Shubin <n.shubin@yadro.com>
#
libsbiutils-objs-y += i2c/i2c.o
lib: utils/i2c: Generate FDT i2c adapter driver list at compile-time Instead of having FDT i2c adapter driver list hard-coded in the C source, we generate it using carray.sh at compile-time. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Atish Patra <atishp@rivosinc.com>
2022-05-13 11:56:45 +08:00
lib: utils/i2c: Add simple FDT based I2C framework FDT based I2C framework on the top of I2C library. The drivers are probed on demand by fdt_i2c_adapter_get function. Tested-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Alexandre Ghiti <alexandre.ghiti@canonical.com> Tested-by: Alexandre Ghiti <alexandre.ghiti@canonical.com> Signed-off-by: Nikita Shubin <n.shubin@yadro.com>
2021-11-10 17:42:28 +08:00
libsbiutils-objs-y += i2c/fdt_i2c.o
lib: utils/i2c: Generate FDT i2c adapter driver list at compile-time Instead of having FDT i2c adapter driver list hard-coded in the C source, we generate it using carray.sh at compile-time. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Atish Patra <atishp@rivosinc.com>
2022-05-13 11:56:45 +08:00
libsbiutils-objs-y += i2c/fdt_i2c_adapter_drivers.o
carray-fdt_i2c_adapter_drivers-y += fdt_i2c_adapter_sifive
lib: utils/i2c: Add minimal SiFive I2C driver Minimum SiFive I2C driver to read/send bytes over I2C bus. This allows querying information and perform operation of onboard PMIC, as well as power-off and reset. Tested-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Alexandre Ghiti <alexandre.ghiti@canonical.com> Tested-by: Alexandre Ghiti <alexandre.ghiti@canonical.com> Signed-off-by: Nikita Shubin <n.shubin@yadro.com>
2021-11-10 17:42:29 +08:00
libsbiutils-objs-y += i2c/fdt_i2c_sifive.o