From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754647AbcFPXkx (ORCPT ); Thu, 16 Jun 2016 19:40:53 -0400 Received: from mail-pa0-f47.google.com ([209.85.220.47]:34304 "EHLO mail-pa0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754428AbcFPXku (ORCPT ); Thu, 16 Jun 2016 19:40:50 -0400 From: Hoan Tran To: Rob Herring , Pawel Moll , Mark Rutland , Michael Turquette , Stephen Boyd Cc: Ian Campbell , Kumar Gala , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, lho@apm.com, Duc Dang , Hoan Tran Subject: [PATCH 0/2] clk: Add fractional scale clock support Date: Thu, 16 Jun 2016 16:40:31 -0700 Message-Id: <1466120433-30648-1-git-send-email-hotran@apm.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds fractional scale clock support. Fractional scale clock is implemented for a single register field. Output rate = parent_rate * scale / denominator For example, for 1 / 8 fractional scale, denominator will be 8 and scale will be computed and programmed accordingly. Hoan Tran (2): Documentation: dt: clock: Add fractional scale binding clk: Add fractional scale clock support .../bindings/clock/fractional-scale-clock.txt | 31 +++ drivers/clk/Makefile | 1 + drivers/clk/clk-fractional-scale.c | 253 +++++++++++++++++++++ include/linux/clk-provider.h | 41 ++++ 4 files changed, 326 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/fractional-scale-clock.txt create mode 100644 drivers/clk/clk-fractional-scale.c -- 1.9.1