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Tue, 26 Apr 2022 14:37:59 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id A5026100038; Tue, 26 Apr 2022 14:37:58 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 9DABE2248B0; Tue, 26 Apr 2022 14:37:58 +0200 (CEST) Received: from localhost (10.75.127.50) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Tue, 26 Apr 2022 14:37:58 +0200 From: Patrick Delaunay To: CC: Patrick Delaunay , Lukasz Majewski , Patrice Chotard , Sean Anderson , U-Boot STM32 Subject: [PATCH 3/3] clk: stm32mp: handle ck_usbo_48m clock provided by USBPHYC Date: Tue, 26 Apr 2022 14:37:49 +0200 Message-ID: <20220426143736.3.Idf10564d4e488df57f60640bbe1f8a43e200b56f@changeid> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220426123750.579726-1-patrick.delaunay@foss.st.com> References: <20220426123750.579726-1-patrick.delaunay@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.50] X-ClientProxiedBy: SFHDAG2NODE1.st.com (10.75.127.4) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-04-26_02,2022-04-26_02,2022-02-23_01 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.5 at phobos.denx.de X-Virus-Status: Clean Handle the input clock of RCC USB_PHY_48, provided by USBPHYC and named "ck_usbo_48m". Signed-off-by: Patrick Delaunay Reviewed-by: Patrice Chotard --- drivers/clk/clk_stm32mp1.c | 35 ++++++++++++++++++++--------------- 1 file changed, 20 insertions(+), 15 deletions(-) diff --git a/drivers/clk/clk_stm32mp1.c b/drivers/clk/clk_stm32mp1.c index 83ab6b728e..a02921c43a 100644 --- a/drivers/clk/clk_stm32mp1.c +++ b/drivers/clk/clk_stm32mp1.c @@ -962,6 +962,24 @@ static ulong stm32mp1_read_pll_freq(struct stm32mp1_clk_priv *priv, return dfout; } +static ulong stm32mp1_clk_get_by_name(const char *name) +{ + struct clk clk; + struct udevice *dev = NULL; + ulong clock = 0; + + if (!uclass_get_device_by_name(UCLASS_CLK, name, &dev)) { + if (clk_request(dev, &clk)) { + log_err("%s request", name); + } else { + clk.id = 0; + clock = clk_get_rate(&clk); + } + } + + return clock; +} + static ulong stm32mp1_clk_get(struct stm32mp1_clk_priv *priv, int p) { u32 reg; @@ -1127,24 +1145,11 @@ static ulong stm32mp1_clk_get(struct stm32mp1_clk_priv *priv, int p) break; /* other */ case _USB_PHY_48: - clock = 48000000; + clock = stm32mp1_clk_get_by_name("ck_usbo_48m"); break; case _DSI_PHY: - { - struct clk clk; - struct udevice *dev = NULL; - - if (!uclass_get_device_by_name(UCLASS_CLK, "ck_dsi_phy", - &dev)) { - if (clk_request(dev, &clk)) { - log_err("ck_dsi_phy request"); - } else { - clk.id = 0; - clock = clk_get_rate(&clk); - } - } + clock = stm32mp1_clk_get_by_name("ck_dsi_phy"); break; - } default: break; }