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[80.180.23.57]) by smtp.gmail.com with ESMTPSA id z4-20020a17090655c400b0083ffb81f01esm10765438ejp.136.2022.12.31.02.47.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 31 Dec 2022 02:47:50 -0800 (PST) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: tommaso.merciai@amarulasolutions.com, linux-amarula@amarulasolutions.com, Chen-Yu Tsai , jagan@amarulasolutions.com, angelo@amarulasolutions.com, anthony@amarulasolutions.com, michael@amarulasolutions.com, Dario Binacchi , Abel Vesa , Fabio Estevam , Michael Turquette , NXP Linux Team , Pengutronix Kernel Team , Sascha Hauer , Shawn Guo , Stephen Boyd , linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org Subject: [RFC PATCH 01/11] clk: imx: add structure to extend register accesses Date: Sat, 31 Dec 2022 11:47:26 +0100 Message-Id: <20221231104736.12635-2-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20221231104736.12635-1-dario.binacchi@amarulasolutions.com> References: <20221231104736.12635-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1753726296022616942?= X-GMAIL-MSGID: =?utf-8?q?1753726296022616942?= The imx_clk_reg structure allows accessing both registers that belong to specific modules and those that are registered in syscon through the use of the regmap API. This is a preparation patch for the upcoming support to setup clocks directly from the device tree. Signed-off-by: Dario Binacchi --- drivers/clk/imx/clk.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h index 689b3ad927c0..86538c990a0d 100644 --- a/drivers/clk/imx/clk.h +++ b/drivers/clk/imx/clk.h @@ -89,6 +89,18 @@ struct imx_fracn_gppll_clk { int flags; }; +/** + * struct imx_clk_reg - imx register declaration + * @base: the register base address + * @regmap: the register map + * @offset: the offset within @base or @regmap + */ +struct imx_clk_reg { + void __iomem *base; + struct regmap *regmap; + u16 offset; +}; + struct clk_hw *imx_clk_fracn_gppll(const char *name, const char *parent_name, void __iomem *base, const struct imx_fracn_gppll_clk *pll_clk);