From patchwork Wed Apr 22 13:52:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peng Fan X-Patchwork-Id: 238302 List-Id: U-Boot discussion From: peng.fan at nxp.com (Peng Fan) Date: Wed, 22 Apr 2020 21:52:13 +0800 Subject: [PATCH 02/24] imx8mm: Update CPU speed grading In-Reply-To: <20200422135235.14756-1-peng.fan@nxp.com> References: <20200422135235.14756-1-peng.fan@nxp.com> Message-ID: <20200422135235.14756-2-peng.fan@nxp.com> From: Ye Li According to iMX8MM datasheet (IMX8MMIEC_Rev_D and IMX8MMCEC_Rev_D), the speed grading for imx8mm is 800Mhz, 1.2Ghz, 1.6Ghz and 1.8Ghz. Update them to get_cpu_speed_grade_hz function. Signed-off-by: Ye Li Reviewed-by: Peng Fan --- arch/arm/mach-imx/cpu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index bfa85c64c6..55e3539cff 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -332,11 +332,11 @@ u32 get_cpu_speed_grade_hz(void) case OCOTP_TESTER3_SPEED_GRADE0: return 800000000; case OCOTP_TESTER3_SPEED_GRADE1: - return is_mx7() ? 500000000 : 1000000000; + return (is_mx7() ? 500000000 : (is_imx8mq() ? 1000000000 : 1200000000)); case OCOTP_TESTER3_SPEED_GRADE2: - return is_mx7() ? 1000000000 : 1300000000; + return (is_mx7() ? 1000000000 : (is_imx8mq() ? 1300000000 : 1600000000)); case OCOTP_TESTER3_SPEED_GRADE3: - return is_mx7() ? 1200000000 : 1500000000; + return (is_mx7() ? 1200000000 : (is_imx8mq() ? 1500000000 : 1800000000)); } return 0;