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b=ZzYWSuDqIwk6YbW06R/flnSKN+TWm2q9J33OU8w3X7oBDb2QjD+beNMWwXVkfvdMM 2KJFhet/wrNeiVEDyBJbhNQdgnLO1Au0Btj0PqKf+al9p5pwhIt7j+c97hsr3C4aMq i5gSDBXUU7X4efNldT6mrps3m3sgEYH32ExoRlTYkuFma1ZayTNUIgvrYv4HY3q2Qb SGupLOg+BYoNUQU+kzWV1AY1besq/AJ2CV2aqLtVnoQZx2oWo80qUVeQ12mtiKdedw LFClbchy3H9qBD52eW5diTUa7PTGhS2DD59Le/261VuNZz4OtXS/yl89iSLiJI7ytd Cw+u9NnxyY2RQ== Message-ID: MIME-Version: 1.0 In-Reply-To: <1689322259-13504-4-git-send-email-shengjiu.wang@nxp.com> References: <1689322259-13504-1-git-send-email-shengjiu.wang@nxp.com> <1689322259-13504-4-git-send-email-shengjiu.wang@nxp.com> Subject: Re: [PATCH v5 3/3] clk: imx: imx8: add audio clock mux driver From: Stephen Boyd Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org To: Shengjiu Wang , abelvesa@kernel.org, conor+dt@kernel.org, festevam@gmail.com, kernel@pengutronix.de, krzysztof.kozlowski+dt@linaro.org, linux-imx@nxp.com, mturquette@baylibre.com, peng.fan@nxp.com, robh+dt@kernel.org, s.hauer@pengutronix.de, shawnguo@kernel.org, shengjiu.wang@gmail.com Date: Wed, 19 Jul 2023 13:17:02 -0700 User-Agent: alot/0.10 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230719_131705_698083_FAE36743 X-CRM114-Status: GOOD ( 17.33 ) 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 Quoting Shengjiu Wang (2023-07-14 01:10:59) > diff --git a/drivers/clk/imx/clk-imx8-acm.c b/drivers/clk/imx/clk-imx8-acm.c > new file mode 100644 > index 000000000000..445a0b38281c > --- /dev/null > +++ b/drivers/clk/imx/clk-imx8-acm.c > @@ -0,0 +1,477 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +// > +// Copyright 2023 NXP > +// > + > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > +#include > + > +#include "clk.h" > + > +/** > + * struct clk_imx_acm_pm_domains: structure for multi power domain > + * @pd_dev: power domain device > + * @pd_dev_link: power domain device link > + * @num_domains: power domain nummber > + */ > +struct clk_imx_acm_pm_domains { > + struct device **pd_dev; > + struct device_link **pd_dev_link; > + int num_domains; > +}; > + > +/** > + * struct clk_imx8_acm_sel: for clock mux > + * @name: clock name > + * @clkid: clock id > + * @parents: clock parents > + * @num_parents: clock parents number > + * @reg: register offset > + * @shift: bit shift in register > + * @width: bits width > + */ > +struct clk_imx8_acm_sel { > + const char *name; > + int clkid; > + const struct clk_parent_data *parents; /* For mux */ > + int num_parents; > + u32 reg; > + u8 shift; > + u8 width; > +}; > + > +/** > + * struct imx8_acm_soc_data: soc specific data > + * @sels: pointer to struct clk_imx8_acm_sel > + * @num_sels: numbers of items > + */ > +struct imx8_acm_soc_data { > + struct clk_imx8_acm_sel *sels; > + unsigned int num_sels; > +}; > + > +/** > + * struct imx8_acm_priv: private structure Compile with W=1 and see that this isn't kerneldoc. Please fix. > + * @dev_pm: multi power domain > + * @soc_data: pointer to soc data > + * @reg: base address of registers > + * @regs: save registers for suspend > + */ > +struct imx8_acm_priv { > + struct clk_imx_acm_pm_domains dev_pm; > + const struct imx8_acm_soc_data *soc_data; > + void __iomem *reg; > + u32 regs[IMX_ADMA_ACM_CLK_END]; > +}; > + > +static const struct clk_parent_data imx8qm_aud_clk_sels[] = { > + {.fw_name = "aud_rec_clk0_lpcg_clk", .name = "aud_rec_clk0_lpcg_clk" }, There should only be fw_name here, or use an index. Presumably this isn't migrating old code or bindings. Also, please add space after { and before }. > + {.fw_name = "aud_rec_clk1_lpcg_clk", .name = "aud_rec_clk1_lpcg_clk" }, > + {.fw_name = "mlb_clk", .name = "mlb_clk" }, > + {.fw_name = "hdmi_rx_mclk", .name = "hdmi_rx_mclk" }, > + {.fw_name = "ext_aud_mclk0", .name = "ext_aud_mclk0" }, > + {.fw_name = "ext_aud_mclk1", .name = "ext_aud_mclk1" }, > + {.fw_name = "esai0_rx_clk", .name = "esai0_rx_clk" }, > + {.fw_name = "esai0_rx_hf_clk", .name = "esai0_rx_hf_clk" }, > + {.fw_name = "esai0_tx_clk", .name = "esai0_tx_clk" }, > + {.fw_name = "esai0_tx_hf_clk", .name = "esai0_tx_hf_clk" }, > + {.fw_name = "esai1_rx_clk", .name = "esai1_rx_clk" }, > + {.fw_name = "esai1_rx_hf_clk", .name = "esai1_rx_hf_clk" }, > + {.fw_name = "esai1_tx_clk", .name = "esai1_tx_clk" }, > + {.fw_name = "esai1_tx_hf_clk", .name = "esai1_tx_hf_clk" }, > + {.fw_name = "spdif0_rx", .name = "spdif0_rx" }, > + {.fw_name = "spdif1_rx", .name = "spdif1_rx" }, > + {.fw_name = "sai0_rx_bclk", .name = "sai0_rx_bclk" }, > + {.fw_name = "sai0_tx_bclk", .name = "sai0_tx_bclk" }, > + {.fw_name = "sai1_rx_bclk", .name = "sai1_rx_bclk" }, > + {.fw_name = "sai1_tx_bclk", .name = "sai1_tx_bclk" }, > + {.fw_name = "sai2_rx_bclk", .name = "sai2_rx_bclk" }, > + {.fw_name = "sai3_rx_bclk", .name = "sai3_rx_bclk" }, > + {.fw_name = "sai4_rx_bclk", .name = "sai4_rx_bclk" }, > +}; [...] > + > +static const struct clk_parent_data imx8dxl_mclk_out_sels[] = { > + {.fw_name = "aud_rec_clk0_lpcg_clk", .name = "aud_rec_clk0_lpcg_clk" }, > + {.fw_name = "aud_rec_clk1_lpcg_clk", .name = "aud_rec_clk1_lpcg_clk" }, > + {.name = "dummy" }, > + {.name = "dummy" }, > + {.fw_name = "spdif0_rx", .name = "spdif0_rx" }, > + {.name = "dummy" }, > + {.name = "dummy" }, > + {.name = "dummy" }, Instead of dummy can you use -1 as the index? _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel