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Mon, 27 Jun 2022 02:43:51 +0000 From: "Peng Fan (OSS)" To: sbabic@denx.de, festevam@gmail.com, "NXP i.MX U-Boot Team" , Peng Fan Cc: u-boot@lists.denx.de Subject: [PATCH V2 41/49] imx: imx93_evk: Set ARM clock to 1.7Ghz Date: Mon, 27 Jun 2022 11:24:47 +0800 Message-Id: <20220627032455.28280-42-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20220627032455.28280-1-peng.fan@oss.nxp.com> References: <20220627032455.28280-1-peng.fan@oss.nxp.com> X-ClientProxiedBy: SI2PR02CA0020.apcprd02.prod.outlook.com (2603:1096:4:195::7) To DU0PR04MB9417.eurprd04.prod.outlook.com (2603:10a6:10:358::11) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 5e414bd7-c2c9-463f-f4ec-08da57e6de84 X-MS-TrafficTypeDiagnostic: HE1PR04MB3049:EE_ X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; 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void dram_enable_bypass(ulong clk_val); void dram_disable_bypass(void); +int configure_intpll(enum ccm_clk_src pll, u32 freq); + int ccm_clk_src_on(enum ccm_clk_src oscpll, bool enable); int ccm_clk_src_auto(enum ccm_clk_src oscpll, bool enable); int ccm_clk_src_lpm(enum ccm_clk_src oscpll, bool enable); @@ -238,5 +240,5 @@ int ccm_shared_gpr_tz_access(u32 gpr, bool non_secure, bool user_mode, bool lock void enable_usboh3_clk(unsigned char enable); int set_clk_enet(enum enet_freq type); int set_clk_eqos(enum enet_freq type); - +void set_arm_clk(ulong freq); #endif diff --git a/arch/arm/mach-imx/imx9/clock.c b/arch/arm/mach-imx/imx9/clock.c index 5d2bc0d2f8f..8240afc6172 100644 --- a/arch/arm/mach-imx/imx9/clock.c +++ b/arch/arm/mach-imx/imx9/clock.c @@ -665,6 +665,15 @@ void dram_disable_bypass(void) /* Switch from DRAM clock root from CCM to PLL */ ccm_shared_gpr_set(SHARED_GPR_DRAM_CLK, SHARED_GPR_DRAM_CLK_SEL_PLL); } + +void set_arm_clk(ulong freq) +{ + /* Increase ARM clock to 1.7Ghz */ + ccm_shared_gpr_set(SHARED_GPR_A55_CLK, SHARED_GPR_A55_CLK_SEL_CCM); + configure_intpll(ARM_PLL_CLK, 1700000000); + ccm_shared_gpr_set(SHARED_GPR_A55_CLK, SHARED_GPR_A55_CLK_SEL_PLL); +} + #endif int clock_init(void) diff --git a/board/freescale/imx93_evk/spl.c b/board/freescale/imx93_evk/spl.c index ca33f943424..38cfbac6ea6 100644 --- a/board/freescale/imx93_evk/spl.c +++ b/board/freescale/imx93_evk/spl.c @@ -108,6 +108,9 @@ void board_init_f(ulong dummy) } power_init_board(); + /* 1.7GHz */ + set_arm_clk(1700000000); + /* Init power of mix */ soc_power_init();