From patchwork Thu Sep 15 06:57:38 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 9332875 X-Patchwork-Delegate: sboyd@codeaurora.org Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 26DD4608A2 for ; Thu, 15 Sep 2016 06:58:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1ABEA29309 for ; Thu, 15 Sep 2016 06:58:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0F33829336; Thu, 15 Sep 2016 06:58:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 970EA29329 for ; Thu, 15 Sep 2016 06:58:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933906AbcIOG56 (ORCPT ); Thu, 15 Sep 2016 02:57:58 -0400 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76]:54446 "EHLO wens.csie.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759534AbcIOG5r (ORCPT ); Thu, 15 Sep 2016 02:57:47 -0400 Received: by wens.csie.org (Postfix, from userid 1000) id BE67B5F750; Thu, 15 Sep 2016 14:57:44 +0800 (CST) From: Chen-Yu Tsai To: Maxime Ripard , Michael Turquette , Stephen Boyd Cc: Chen-Yu Tsai , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/3] clk: sunxi-ng: sun6i-a31: Set CLK_SET_RATE_PARENT for display output clocks Date: Thu, 15 Sep 2016 14:57:38 +0800 Message-Id: <20160915065740.13664-2-wens@csie.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20160915065740.13664-1-wens@csie.org> References: <20160915065740.13664-1-wens@csie.org> Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The LCD controller and HDMI controller use the LCDx-CHy and HDMI clocks to generate their dot clocks. To be able to generate a full range of possible clock rates, the parent PLL clock rates should also be changed. Fixes: c6e6c96d8fa6 ("clk: sunxi-ng: Add A31/A31s clocks") Signed-off-by: Chen-Yu Tsai --- drivers/clk/sunxi-ng/ccu-sun6i-a31.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c index f1d61faa5bd9..bb488e8baea8 100644 --- a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c +++ b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c @@ -543,17 +543,19 @@ static const char * const lcd_ch0_parents[] = { "pll-video0", "pll-video1", "pll-video0-2x", "pll-video1-2x", "pll-mipi" }; static SUNXI_CCU_MUX_WITH_GATE(lcd0_ch0_clk, "lcd0-ch0", lcd_ch0_parents, - 0x118, 24, 2, BIT(31), 0); + 0x118, 24, 2, BIT(31), CLK_SET_RATE_PARENT); static SUNXI_CCU_MUX_WITH_GATE(lcd1_ch0_clk, "lcd1-ch0", lcd_ch0_parents, - 0x11c, 24, 2, BIT(31), 0); + 0x11c, 24, 2, BIT(31), CLK_SET_RATE_PARENT); static const char * const lcd_ch1_parents[] = { "pll-video0", "pll-video1", "pll-video0-2x", "pll-video1-2x" }; static SUNXI_CCU_M_WITH_MUX_GATE(lcd0_ch1_clk, "lcd0-ch1", lcd_ch1_parents, - 0x12c, 0, 4, 24, 3, BIT(31), 0); + 0x12c, 0, 4, 24, 3, BIT(31), + CLK_SET_RATE_PARENT); static SUNXI_CCU_M_WITH_MUX_GATE(lcd1_ch1_clk, "lcd1-ch1", lcd_ch1_parents, - 0x12c, 0, 4, 24, 3, BIT(31), 0); + 0x12c, 0, 4, 24, 3, BIT(31), + CLK_SET_RATE_PARENT); static const char * const csi_sclk_parents[] = { "pll-video0", "pll-video1", "pll9", "pll10", "pll-mipi", @@ -601,7 +603,8 @@ static SUNXI_CCU_GATE(digital_mic_clk, "digital-mic", "pll-audio", 0x148, BIT(31), CLK_SET_RATE_PARENT); static SUNXI_CCU_M_WITH_MUX_GATE(hdmi_clk, "hdmi", lcd_ch1_parents, - 0x150, 0, 4, 24, 2, BIT(31), 0); + 0x150, 0, 4, 24, 2, BIT(31), + CLK_SET_RATE_PARENT); static SUNXI_CCU_GATE(hdmi_ddc_clk, "hdmi-ddc", "osc24M", 0x150, BIT(31), 0); @@ -624,10 +627,11 @@ static SUNXI_CCU_MP_WITH_MUX_GATE(mbus1_clk, "mbus1", mbus_parents, 0x160, CLK_IS_CRITICAL); static SUNXI_CCU_M_WITH_MUX_GATE(mipi_dsi_clk, "mipi-dsi", lcd_ch1_parents, - 0x168, 16, 3, 24, 2, BIT(31), 0); + 0x168, 16, 3, 24, 2, BIT(31), + CLK_SET_RATE_PARENT); static SUNXI_CCU_M_WITH_MUX_GATE(mipi_dsi_dphy_clk, "mipi-dsi-dphy", lcd_ch1_parents, 0x168, 0, 3, 8, 2, - BIT(15), 0); + BIT(15), CLK_SET_RATE_PARENT); static SUNXI_CCU_M_WITH_MUX_GATE(mipi_csi_dphy_clk, "mipi-csi-dphy", lcd_ch1_parents, 0x168, 0, 3, 8, 2, BIT(15), 0); @@ -956,9 +960,9 @@ static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x", static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x", "pll-periph", 1, 2, 0); static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x", - "pll-video0", 1, 2, 0); + "pll-video0", 1, 2, CLK_SET_RATE_PARENT); static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x", - "pll-video1", 1, 2, 0); + "pll-video1", 1, 2, CLK_SET_RATE_PARENT); static struct clk_hw_onecell_data sun6i_a31_hw_clks = { .hws = {