From patchwork Thu Nov 19 13:12:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11917373 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3FA2C64E75 for ; Thu, 19 Nov 2020 13:13:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD38E2468B for ; Thu, 19 Nov 2020 13:13:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727369AbgKSNNH (ORCPT ); Thu, 19 Nov 2020 08:13:07 -0500 Received: from muru.com ([72.249.23.125]:48862 "EHLO muru.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726644AbgKSNNH (ORCPT ); Thu, 19 Nov 2020 08:13:07 -0500 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 53D5280F5; Thu, 19 Nov 2020 13:13:12 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Cc: =?utf-8?q?Beno=C3=AEt_Cousson?= , devicetree@vger.kernel.org, linux-clk@vger.kernel.org, Michael Turquette , Stephen Boyd , Suman Anna , Tero Kristo , Roger Quadros , Santosh Shilimkar Subject: [PATCH 1/8] clk: ti: dra7: Drop idlest polling from IVA clkctrl clocks Date: Thu, 19 Nov 2020 15:12:52 +0200 Message-Id: <20201119131259.63829-2-tony@atomide.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201119131259.63829-1-tony@atomide.com> References: <20201119131259.63829-1-tony@atomide.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Similar to what we've done for IPU and DSP let's ignore the status bit for the IVA clkctrl register. The clkctrl status won't change unless the related rstctrl is deasserted, and the rstctrl status won't change unless the clkctrl is enabled. Cc: linux-clk@vger.kernel.org Cc: Michael Turquette Cc: Stephen Boyd Cc: Suman Anna Cc: Tero Kristo Signed-off-by: Tony Lindgren Acked-by: Stephen Boyd --- drivers/clk/ti/clk-7xx.c | 7 +++++++ include/dt-bindings/clock/dra7.h | 4 ++++ 2 files changed, 11 insertions(+) diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c --- a/drivers/clk/ti/clk-7xx.c +++ b/drivers/clk/ti/clk-7xx.c @@ -252,6 +252,12 @@ static const struct omap_clkctrl_reg_data dra7_l3instr_clkctrl_regs[] __initcons { 0 }, }; +static const struct omap_clkctrl_reg_data dra7_iva_clkctrl_regs[] __initconst = { + { DRA7_IVA_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "dpll_iva_h12x2_ck" }, + { DRA7_SL2IF_CLKCTRL, NULL, CLKF_HW_SUP, "dpll_iva_h12x2_ck" }, + { 0 }, +}; + static const char * const dra7_dss_dss_clk_parents[] __initconst = { "dpll_per_h12x2_ck", NULL, @@ -827,6 +833,7 @@ const struct omap_clkctrl_data dra7_clkctrl_data[] __initconst = { { 0x4a008c00, dra7_atl_clkctrl_regs }, { 0x4a008d20, dra7_l4cfg_clkctrl_regs }, { 0x4a008e20, dra7_l3instr_clkctrl_regs }, + { 0x4a008f20, dra7_iva_clkctrl_regs }, { 0x4a009020, dra7_cam_clkctrl_regs }, { 0x4a009120, dra7_dss_clkctrl_regs }, { 0x4a009220, dra7_gpu_clkctrl_regs }, diff --git a/include/dt-bindings/clock/dra7.h b/include/dt-bindings/clock/dra7.h --- a/include/dt-bindings/clock/dra7.h +++ b/include/dt-bindings/clock/dra7.h @@ -84,6 +84,10 @@ #define DRA7_L3_MAIN_2_CLKCTRL DRA7_CLKCTRL_INDEX(0x20) #define DRA7_L3_INSTR_CLKCTRL DRA7_CLKCTRL_INDEX(0x28) +/* iva clocks */ +#define DRA7_IVA_CLKCTRL DRA7_CLKCTRL_INDEX(0x20) +#define DRA7_SL2IF_CLKCTRL DRA7_CLKCTRL_INDEX(0x28) + /* dss clocks */ #define DRA7_DSS_CORE_CLKCTRL DRA7_CLKCTRL_INDEX(0x20) #define DRA7_BB2D_CLKCTRL DRA7_CLKCTRL_INDEX(0x30)