From c389ec67b7f8e028438643c4af4bbff550192187 Mon Sep 17 00:00:00 2001 From: Chanwoo Choi Date: Tue, 5 Nov 2019 14:41:19 +0900 Subject: MAINTAINERS: Update myself as maintainer for DEVFREQ subsystem support Update myself to the DEVFREQ entry as maintainer from reviewer and the git repository information to manage the devfreq patches. I've been reviewing and tesing the devfreq support for the couple of years as reviewer. >From now, I'll help and reiview the devfreq as maintainer. Suggested-by: MyungJoo Ham Signed-off-by: Chanwoo Choi Acked-by: MyungJoo Ham Signed-off-by: Rafael J. Wysocki --- MAINTAINERS | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'MAINTAINERS') diff --git a/MAINTAINERS b/MAINTAINERS index cba1095547fd..ebc1078c1ecb 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3532,7 +3532,7 @@ BUS FREQUENCY DRIVER FOR SAMSUNG EXYNOS M: Chanwoo Choi L: linux-pm@vger.kernel.org L: linux-samsung-soc@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git S: Maintained F: drivers/devfreq/exynos-bus.c F: Documentation/devicetree/bindings/devfreq/exynos-bus.txt @@ -4762,9 +4762,9 @@ F: include/linux/devcoredump.h DEVICE FREQUENCY (DEVFREQ) M: MyungJoo Ham M: Kyungmin Park -R: Chanwoo Choi +M: Chanwoo Choi L: linux-pm@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git S: Maintained F: drivers/devfreq/ F: include/linux/devfreq.h @@ -4774,7 +4774,7 @@ F: include/trace/events/devfreq.h DEVICE FREQUENCY EVENT (DEVFREQ-EVENT) M: Chanwoo Choi L: linux-pm@vger.kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git S: Supported F: drivers/devfreq/event/ F: drivers/devfreq/devfreq-event.c -- cgit v1.2.3 From fcbd8037f7df694aa7bfb7ce82c0c7f5e53e7b7b Mon Sep 17 00:00:00 2001 From: Lukasz Luba Date: Wed, 5 Jun 2019 11:12:32 +0200 Subject: include: dt-bindings: add Performance Monitoring Unit for Exynos This patch add support of a new feature which can be used in DT: Performance Monitoring Unit with defined event data type. In this patch the event data types are defined for Exynos PPMU. The patch also updates the MAINTAINERS file accordingly and adds the header file to devfreq event subsystem. Acked-by: Chanwoo Choi Reviewed-by: Rob Herring Signed-off-by: Lukasz Luba Signed-off-by: Chanwoo Choi --- MAINTAINERS | 1 + include/dt-bindings/pmu/exynos_ppmu.h | 25 +++++++++++++++++++++++++ 2 files changed, 26 insertions(+) create mode 100644 include/dt-bindings/pmu/exynos_ppmu.h (limited to 'MAINTAINERS') diff --git a/MAINTAINERS b/MAINTAINERS index cba1095547fd..2bf811b5dfd4 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4778,6 +4778,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/mzx/devfreq.git S: Supported F: drivers/devfreq/event/ F: drivers/devfreq/devfreq-event.c +F: include/dt-bindings/pmu/exynos_ppmu.h F: include/linux/devfreq-event.h F: Documentation/devicetree/bindings/devfreq/event/ diff --git a/include/dt-bindings/pmu/exynos_ppmu.h b/include/dt-bindings/pmu/exynos_ppmu.h new file mode 100644 index 000000000000..8724abe130f3 --- /dev/null +++ b/include/dt-bindings/pmu/exynos_ppmu.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Samsung Exynos PPMU event types for counting in regs + * + * Copyright (c) 2019, Samsung Electronics + * Author: Lukasz Luba + */ + +#ifndef __DT_BINDINGS_PMU_EXYNOS_PPMU_H +#define __DT_BINDINGS_PMU_EXYNOS_PPMU_H + +#define PPMU_RO_BUSY_CYCLE_CNT 0x0 +#define PPMU_WO_BUSY_CYCLE_CNT 0x1 +#define PPMU_RW_BUSY_CYCLE_CNT 0x2 +#define PPMU_RO_REQUEST_CNT 0x3 +#define PPMU_WO_REQUEST_CNT 0x4 +#define PPMU_RO_DATA_CNT 0x5 +#define PPMU_WO_DATA_CNT 0x6 +#define PPMU_RO_LATENCY 0x12 +#define PPMU_WO_LATENCY 0x16 +#define PPMU_V2_RO_DATA_CNT 0x4 +#define PPMU_V2_WO_DATA_CNT 0x5 +#define PPMU_V2_EVT3_RW_DATA_CNT 0x22 + +#endif -- cgit v1.2.3