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X-IronPort-AV: E=Sophos;i="5.95,215,1661810400"; d="scan'208";a="27000476" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 27 Oct 2022 08:30:59 +0200 Received: from steina-w.localnet (unknown [10.123.53.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id 5B39E280056; Thu, 27 Oct 2022 08:30:59 +0200 (CEST) From: Alexander Stein To: shengjiu.wang@gmail.com Cc: abelvesa@kernel.org, mturquette@baylibre.com, sboyd@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, marex@denx.de, Shengjiu Wang Subject: Re: [PATCH v2 2/2] clk: imx8mp: Add audio shared gate Date: Thu, 27 Oct 2022 08:30:55 +0200 Message-ID: <12087191.O9o76ZdvQC@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <1666834442-5609-2-git-send-email-shengjiu.wang@nxp.com> References: <1666834442-5609-1-git-send-email-shengjiu.wang@nxp.com> <1666834442-5609-2-git-send-email-shengjiu.wang@nxp.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221026_233106_941066_3892B3D1 X-CRM114-Status: GOOD ( 20.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Am Donnerstag, 27. Oktober 2022, 03:34:02 CEST schrieb Shengjiu Wang: > From: Abel Vesa > > According to the RM, the CCGR101 is shared for the following root clocks: > - AUDIO_AHB_CLK_ROOT > - AUDIO_AXI_CLK_ROOT > - SAI1_CLK_ROOT > - SAI2_CLK_ROOT > - SAI3_CLK_ROOT > - SAI5_CLK_ROOT > - SAI6_CLK_ROOT > - SAI7_CLK_ROOT > - PDM_CLK_ROOT > > And correct clock MX8MP_CLK_AUDIO_ROOT to be IMX8MP_CLK_AUDIO_AHB_ROOT. > > Signed-off-by: Abel Vesa > Signed-off-by: Shengjiu Wang > --- > changes in v2: > - split dt-binding to separate patch > > drivers/clk/imx/clk-imx8mp.c | 11 ++++++++++- > 1 file changed, 10 insertions(+), 1 deletion(-) > > diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c > index 652ae58c2735..0ae3bc7bf8a1 100644 > --- a/drivers/clk/imx/clk-imx8mp.c > +++ b/drivers/clk/imx/clk-imx8mp.c > @@ -17,6 +17,7 @@ > > static u32 share_count_nand; > static u32 share_count_media; > +static u32 share_count_audio; > > static const char * const pll_ref_sels[] = { "osc_24m", "dummy", "dummy", > "dummy", }; static const char * const audio_pll1_bypass_sels[] = > {"audio_pll1", "audio_pll1_ref_sel", }; @@ -699,7 +700,15 @@ static int > imx8mp_clocks_probe(struct platform_device *pdev) hws[IMX8MP_CLK_HDMI_ROOT] > = imx_clk_hw_gate4("hdmi_root_clk", "hdmi_axi", ccm_base + 0x45f0, 0); > hws[IMX8MP_CLK_TSENSOR_ROOT] = imx_clk_hw_gate4("tsensor_root_clk", > "ipg_root", ccm_base + 0x4620, 0); hws[IMX8MP_CLK_VPU_ROOT] = > imx_clk_hw_gate4("vpu_root_clk", "vpu_bus", ccm_base + 0x4630, 0); > - hws[IMX8MP_CLK_AUDIO_ROOT] = imx_clk_hw_gate4("audio_root_clk", > "audio_ahb", ccm_base + 0x4650, 0); + hws[IMX8MP_CLK_AUDIO_AHB_ROOT] = > imx_clk_hw_gate2_shared2("audio_ahb_root", "audio_ahb", ccm_base + 0x4650, > 0, &share_count_audio); + hws[IMX8MP_CLK_AUDIO_AXI_ROOT] = > imx_clk_hw_gate2_shared2("audio_axi_root", "audio_axi", ccm_base + 0x4650, > 0, &share_count_audio); + hws[IMX8MP_CLK_SAI1_ROOT] = > imx_clk_hw_gate2_shared2("sai1_root", "sai1", ccm_base + 0x4650, 0, > &share_count_audio); + hws[IMX8MP_CLK_SAI2_ROOT] = > imx_clk_hw_gate2_shared2("sai2_root", "sai2", ccm_base + 0x4650, 0, > &share_count_audio); + hws[IMX8MP_CLK_SAI3_ROOT] = > imx_clk_hw_gate2_shared2("sai3_root", "sai3", ccm_base + 0x4650, 0, > &share_count_audio); + hws[IMX8MP_CLK_SAI5_ROOT] = > imx_clk_hw_gate2_shared2("sai5_root", "sai5", ccm_base + 0x4650, 0, > &share_count_audio); + hws[IMX8MP_CLK_SAI6_ROOT] = > imx_clk_hw_gate2_shared2("sai6_root", "sai6", ccm_base + 0x4650, 0, > &share_count_audio); + hws[IMX8MP_CLK_SAI7_ROOT] = > imx_clk_hw_gate2_shared2("sai7_root", "sai7", ccm_base + 0x4650, 0, > &share_count_audio); + hws[IMX8MP_CLK_PDM_ROOT] = > imx_clk_hw_gate2_shared2("pdm_root", "pdm", ccm_base + 0x4650, 0, > &share_count_audio); > > hws[IMX8MP_CLK_ARM] = imx_clk_hw_cpu("arm", "arm_a53_core", > hws[IMX8MP_CLK_A53_CORE]->clk, Now IMX8MP_CLK_AUDIO_ROOT is unused. Should it be removed? Or should the rename be done in a separate commit before this one? Best regards, Alexander _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel