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Thu, 18 Apr 2019 13:38:50 +0000 (GMT) From: Lukasz Luba To: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: b.zolnierkie@samsung.com, krzk@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, cw00.choi@samsung.com, kyungmin.park@samsung.com, m.szyprowski@samsung.com, s.nawrocki@samsung.com, myungjoo.ham@samsung.com, kgene@kernel.org, l.luba@partner.samsung.com, willy.mh.wolff.ml@gmail.com Subject: [PATCH v2 1/4] include: dt-bindings: add Performance Monitoring Unit for Exynos Date: Thu, 18 Apr 2019 15:38:29 +0200 Message-Id: <1555594712-18341-2-git-send-email-l.luba@partner.samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1555594712-18341-1-git-send-email-l.luba@partner.samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA0VSfSyUcRz3u+eeex7meFwvvsnYbrWVDTVtfi0rNq2r1qp/0erKM4xT3RMi RYpSKukFNydWYU+Ec9l1oeJyVsvLshTTjIo4mbebppSn51r/ffZ5+X4+++1HE4oG0ouOSzzF ahPVCUqZi7Sx/Uenv+2sKWrTt37A9UW1JO6bGyXxPUsniW+MTBC4q6uOwm+zbBTuz/TGhpH3 JH5nLpHh2WsWhIu6WiS4xjJI4Yd9PRI8cL5KhrObLRRus10isb1jGIV6qKpLq5HqqW6QUhn4 XJmq4UGG6uX3JonqupFHqlmDzwEqwiUkmk2IS2a1gduPuMQOGPXSExXup/P1BiITTbheQc40 MFug7OM0cQW50AqmCkHhr2xCEBTMHIL5rymiMIug7l299F+ia6ZEIgqVCHI6DI74cmJpPn/Z RdMyJgBM/EkhsJK5j8DeFiF4CKZCAi0XZiSCsIKJgM9P8mQCljLrob5ggRCycmYP8HyaWOYD Hztz/y5yZvbCnLmFFO4A85qCpupiJJrCgR9/LBHxChi3GikRe8ObW3mO1RxkXit3+NNh5Ibe 4dkGbdYeUuglmI1Qaw4U6TAoLxlFAg2MG3yY9BBoYhkWNBYSIi2HyzkK0b0BjHndjgGrobL6 ruO4CpaMF2Xi65QiGHqmI/ORr+5/WRlCPPJkkzhNDMsFJbIpAZxawyUlxgQcO64xoOWv9GbJ Om9CLT+PtiKGRkpXOcSZohSkOplL1bQioAnlSnlYtDFKIY9Wp6ax2uOHtUkJLNeK1tJSpaf8 jNNQpIKJUZ9i41n2BKv9p0poZ69MpO4dKwulmW733qjgmcB954J9+eeWKZ3edzfmm3U7UuLN dpt+F+3u3z48sI6dejH34U7o1aGF2v2H0pKDQ9qsTm5rOpB5uuZVltfr0a2Ri7crdn4ydxzU WssDbY/I98qbGX7TYxG2GXfK6r1Y3Bfe+iVo1eRv++bd9s6A1JT0SKWUi1Vv9iO0nPoPjQL2 GUYDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprGIsWRmVeSWpSXmKPExsVy+t/xe7qva3fEGNy6KWOxccZ6VovrX56z Wsw/co7Vov/xa2aL8+c3sFucbXrDbnGrQcZi0+NrrBaXd81hs/jce4TRYsb5fUwWa4/cZbdY ev0ik8XtxhVsFq17j7BbHH7Tzmrx7cQjRgdBjzXz1jB67Jx1l91j06pONo/NS+o9Dr7bw+TR t2UVo8fnTXIB7FF6NkX5pSWpChn5xSW2StGGFkZ6hpYWekYmlnqGxuaxVkamSvp2NimpOZll qUX6dgl6Gbe3zGUpWMZfMWHuJuYGxtc8XYycHBICJhLnP81h6mLk4hASWMoo8WVpFzNEQkxi 0r7t7BC2sMSfa11sILaQwCdGiRt/S7oYOTjYBPQkdqwqBOkVEVjOKHFs1VtmEIdZYBuTxJ4r uxlBGoQFIiT27FzECmKzCKhKbJz0gxmkmVfAS2LVqiqI+XISN891gu3lFPCW+LJrHyvELi+J fTt+sExg5FvAyLCKUSS1tDg3PbfYUK84Mbe4NC9dLzk/dxMjME62Hfu5eQfjpY3BhxgFOBiV eHglMnfECLEmlhVX5h5ilOBgVhLhdUzZEiPEm5JYWZValB9fVJqTWnyI0RToponMUqLJ+cAY ziuJNzQ1NLewNDQ3Njc2s1AS5z1vUBklJJCeWJKanZpakFoE08fEwSnVwKiQfl7sw4Ztilvf 2V2/+Ez1RJHx+9t8kao5d2pn/PLw3tC1mTUl65X4xdyJyloX2DRq8r0K1vhw72rQ322wMLq4 K+NqV9GDeVlfBGV7Zrxx4Wm5ey74vLC82I8Y/sS5B1vEt0wsynOL75jF171AJ/TU/7CVl6PC ZtnVKCXoPHv3VZgrODo5Q4mlOCPRUIu5qDgRAMc+MNCpAgAA X-CMS-MailID: 20190418133851eucas1p192c8530255d6a4ce2aa8d8115f84a3db X-Msg-Generator: CA X-RootMTR: 20190418133851eucas1p192c8530255d6a4ce2aa8d8115f84a3db X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20190418133851eucas1p192c8530255d6a4ce2aa8d8115f84a3db References: <1555594712-18341-1-git-send-email-l.luba@partner.samsung.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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. Signed-off-by: Lukasz Luba --- MAINTAINERS | 1 + include/dt-bindings/pmu/exynos_ppmu.h | 26 ++++++++++++++++++++++++++ 2 files changed, 27 insertions(+) create mode 100644 include/dt-bindings/pmu/exynos_ppmu.h diff --git a/MAINTAINERS b/MAINTAINERS index 3671fde..1ba4b9b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4560,6 +4560,7 @@ 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 0000000..08fdce9 --- /dev/null +++ b/include/dt-bindings/pmu/exynos_ppmu.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Samsung Exynos PPMU event types for counting in regs + * + * Copyright (c) 2019, Samsung + * 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