From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933691AbaEMOHb (ORCPT ); Tue, 13 May 2014 10:07:31 -0400 Received: from hqemgate16.nvidia.com ([216.228.121.65]:6354 "EHLO hqemgate16.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933585AbaEMOH2 (ORCPT ); Tue, 13 May 2014 10:07:28 -0400 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Tue, 13 May 2014 07:02:27 -0700 From: Peter De Schrijver To: Peter De Schrijver CC: Mike Turquette , Prashant Gaikwad , Stephen Warren , Thierry Reding , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Arnd Bergmann , , , Subject: [RFC PATCH 0/3] Introduce shared and cbus clocks Date: Tue, 13 May 2014 17:06:53 +0300 Message-ID: <1399990023-30318-1-git-send-email-pdeschrijver@nvidia.com> X-Mailer: git-send-email 1.7.7.rc0.72.g4b5ea.dirty X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cbus clocks are virtual clocks which implement coordinated changes to clock rates. They are used to change PLL rates with active child clocks. On some SoCs (eg. Tegra) this requires the active child clocks to be moved to a different parent durint the rate change. Shared clocks are virtual clocks which implement clock policies such as minimum required rate or maximum allowed rate. Peter De Schrijver (3): clk: Implement cbus and shared clocks clk: tegra: Implement common shared clks clk: tegra: Implement Tegra124 shared/cbus clks drivers/clk/Makefile | 1 + drivers/clk/clk-shared-cbus.c | 448 ++++++++++++++++++++++++++++++ drivers/clk/tegra/Makefile | 1 + drivers/clk/tegra/clk-id.h | 58 ++++ drivers/clk/tegra/clk-tegra-shared.c | 128 +++++++++ drivers/clk/tegra/clk-tegra124.c | 50 ++++ drivers/clk/tegra/clk.h | 1 + include/dt-bindings/clock/tegra124-car.h | 70 +++++- include/linux/clk-provider.h | 56 ++++ 9 files changed, 812 insertions(+), 1 deletions(-) create mode 100644 drivers/clk/clk-shared-cbus.c create mode 100644 drivers/clk/tegra/clk-tegra-shared.c -- 1.7.7.rc0.72.g4b5ea.dirty