Add a driver for the apollolake Platform Controller Hub. It does not have any functionality and is just a placeholder for now.
Signed-off-by: Simon Glass sjg@chromium.org ---
arch/x86/cpu/apollolake/Makefile | 1 + arch/x86/cpu/apollolake/pch.c | 29 ++++++++++++++++++++++ arch/x86/include/asm/arch-apollolake/pch.h | 9 +++++++ 3 files changed, 39 insertions(+) create mode 100644 arch/x86/cpu/apollolake/pch.c create mode 100644 arch/x86/include/asm/arch-apollolake/pch.h
diff --git a/arch/x86/cpu/apollolake/Makefile b/arch/x86/cpu/apollolake/Makefile index 2bee6b6eb0d..2760c88c153 100644 --- a/arch/x86/cpu/apollolake/Makefile +++ b/arch/x86/cpu/apollolake/Makefile @@ -8,5 +8,6 @@ obj-y += gpio.o obj-y += hostbridge.o obj-y += itss.o obj-y += lpc.o +obj-y += pch.o obj-y += pmc.o obj-y += uart.o diff --git a/arch/x86/cpu/apollolake/pch.c b/arch/x86/cpu/apollolake/pch.c new file mode 100644 index 00000000000..a51198f3d83 --- /dev/null +++ b/arch/x86/cpu/apollolake/pch.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright 2019 Google LLC + */ + +#include <common.h> +#include <dm.h> +#include <pch.h> + +static int apl_pch_probe(struct udevice *dev) +{ + return 0; +} + +static const struct pch_ops apl_pch_ops = { +}; + +static const struct udevice_id apl_pch_ids[] = { + { .compatible = "intel,apl-pch" }, + { } +}; + +U_BOOT_DRIVER(apl_pch) = { + .name = "apl_pch", + .id = UCLASS_PCH, + .of_match = apl_pch_ids, + .probe = apl_pch_probe, + .ops = &apl_pch_ops, +}; diff --git a/arch/x86/include/asm/arch-apollolake/pch.h b/arch/x86/include/asm/arch-apollolake/pch.h new file mode 100644 index 00000000000..7f19903a3fe --- /dev/null +++ b/arch/x86/include/asm/arch-apollolake/pch.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2019 Google LLC + */ + +#ifndef __ASM_ARCH_PCH_H +#define __ASM_ARCH_PCH_H + +#endif /* __ASM_ARCH_PCH_H */