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Sun, 26 Apr 2026 04:20:24 -0700 (PDT) From: Inochi Amaoto To: Ulf Hansson , Karol Gugala , Mateusz Holenko , Gabriel Somlo , Joel Stanley , Paul Mackerras , Maciej Dudek , Andy Shevchenko Cc: Inochi Amaoto , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, Yixun Lan , Longbin Li Subject: [PATCH v3 1/2] mmc: litex_mmc: Move litex_mmc_setclk() to bottom for reuse Date: Sun, 26 Apr 2026 19:20:14 +0800 Message-ID: <20260426112016.1370929-2-inochiama@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260426112016.1370929-1-inochiama@gmail.com> References: <20260426112016.1370929-1-inochiama@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Move the litex_mmc_setclk() to the bottom of the driver, this function is needed to set the idle clock for CMD0 Signed-off-by: Inochi Amaoto --- drivers/mmc/host/litex_mmc.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/mmc/host/litex_mmc.c b/drivers/mmc/host/litex_mmc.c index d2f19c2dc673..a8d9c0ece16a 100644 --- a/drivers/mmc/host/litex_mmc.c +++ b/drivers/mmc/host/litex_mmc.c @@ -99,6 +99,20 @@ struct litex_mmc_host { bool app_cmd; }; +static void litex_mmc_setclk(struct litex_mmc_host *host, unsigned int freq) +{ + struct device *dev = mmc_dev(host->mmc); + u32 div; + + div = freq ? host->ref_clk / freq : 256U; + div = roundup_pow_of_two(div); + div = clamp(div, 2U, 256U); + dev_dbg(dev, "sd_clk_freq=%d: set to %d via div=%d\n", + freq, host->ref_clk / div, div); + litex_write16(host->sdphy + LITEX_PHY_CLOCKERDIV, div); + host->sd_clk = freq; +} + static int litex_mmc_sdcard_wait_done(void __iomem *reg, struct device *dev) { u8 evt; @@ -431,20 +445,6 @@ static void litex_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq) mmc_request_done(mmc, mrq); } -static void litex_mmc_setclk(struct litex_mmc_host *host, unsigned int freq) -{ - struct device *dev = mmc_dev(host->mmc); - u32 div; - - div = freq ? host->ref_clk / freq : 256U; - div = roundup_pow_of_two(div); - div = clamp(div, 2U, 256U); - dev_dbg(dev, "sd_clk_freq=%d: set to %d via div=%d\n", - freq, host->ref_clk / div, div); - litex_write16(host->sdphy + LITEX_PHY_CLOCKERDIV, div); - host->sd_clk = freq; -} - static void litex_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) { struct litex_mmc_host *host = mmc_priv(mmc); -- 2.54.0