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Tue, 20 Jan 2026 17:09:32 -0600 Received: from [128.247.81.19] (uda0506412.dhcp.ti.com [128.247.81.19]) by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 60KN9W0E1854949; Tue, 20 Jan 2026 17:09:32 -0600 Message-ID: Date: Tue, 20 Jan 2026 17:09:32 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/3] cpufreq: ti-cpufreq: add support for AM62L3 SoC To: Dhruva Gole , "Rafael J. Wysocki" , Viresh Kumar , Nishanth Menon , "Vignesh Raghavendra" , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: Sebin Francis , Bryan Brattlof , , , , References: <20260120-am62l-cpufreq-v3-0-8c69b80168a3@ti.com> <20260120-am62l-cpufreq-v3-2-8c69b80168a3@ti.com> Content-Language: en-US From: Kendall Willis In-Reply-To: <20260120-am62l-cpufreq-v3-2-8c69b80168a3@ti.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00003F66:EE_|CYXPR10MB7897:EE_ X-MS-Office365-Filtering-Correlation-Id: 9ff51c07-a8a1-494a-dbf6-08de5878fb8c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|82310400026|1800799024|36860700013; X-Microsoft-Antispam-Message-Info: =?utf-8?B?aXp6Y05peHFHNWFES0JhdXVEcjNVQTN3bHh5ZUdQblh2QUNTSnMxWk95Tzhz?= =?utf-8?B?dEVKMCtPbUdVdWxLL3drMFVEdDR3Rk9DUWJMME5kVXRxNkszZnJMUEM5T003?= =?utf-8?B?YmlTUmZuc1UrZDFvSC9IU0EvdS8vNGlDL1hVOGhFV3MxdkE0dkZBK1A3K3JV?= =?utf-8?B?cEgrUG5Xd053bFlJd0w0aHVSUTh0UUdnc1JBNEJucjRuMWs4ZmNnRjhhamZv?= =?utf-8?B?SzhkZnBsUkVIU2pHWWFxc3JENE9lZUtVM3NZWGpSeUl4K2JHSTFRczYzNmhU?= =?utf-8?B?cFA4Z0ZLU0NFdWI0WDExeEw1emlETEtldWJSUC9IUDk0eER1d24zb25oZ2Qw?= =?utf-8?B?cUhQamxyckg1VzdZZHZxUTRHM29YNEp6UVNBR3JmWDNKVTB2dHd2aTVHZ0ln?= =?utf-8?B?SWM1K3FJeUJSVTFEZTV0eVlKQ09aS0sxRUg0Qi9jTEJLbGJJVHJIZkVwR3BO?= =?utf-8?B?NzFyZXJqQ09zb1dPTXEydWhXVlBFbzRlcVB6WDZPdUppRGpQYkhmK1I1YzE4?= =?utf-8?B?Sm0ySXNzNU5uOXI1clFPaUwxN3pCWU5YZVhPSTQyelZSMk9tQ0J5MDI4c1p6?= =?utf-8?B?Nkx0bGZYRHYrUGpyU0dPcjhvdVhCRUxWZ1ZkNXh4cGUvMFlSRGFvT0h1TG55?= =?utf-8?B?S0d4NXI5Q1c0c1FRTVBibGlDR21WSHFQemJpNjRqVlA3VHVYYjFTb2RpME5G?= =?utf-8?B?NUhCZWVJWk05TE1Rc0UzR3luNDhvL04zTS9KQ2VpaVJlRi9RbFZHQ08rRUZ2?= =?utf-8?B?TlNuR25rNXNuU2pQNkFGUzJmYWYxZXBZRUVrTUNIcnNONy90UyszSmlQSE1K?= =?utf-8?B?MXAzQ1JNaXNoa1ppSEp4VThMeTlRbTdBWnZLU3YvbFFqUjYvMWhWVjk0TjI3?= =?utf-8?B?Q0lScENCd21vZVNtWjlhRGxORnhNVW1SUUJxRnBsSW54MWNBQW9iZ2o3NXRY?= =?utf-8?B?eEFBZ2M2UlpBbkxtK2YzSHdvQkpGcGNHOGw2M1dDUU10czFWYURoa3k2cWRP?= =?utf-8?B?azVJMnRZa1JRcEpsWnA1bFlob3dKUTJya2srUnBVS2JTdUpOWVVscjZEejZa?= =?utf-8?B?eXFVdzJuQkxoK3M1Q1Q2L1VGUTN3ZUJxc0dPWUw2cDcvTzcyaUZDYUVrcndh?= =?utf-8?B?Y1hISHR2MWpuNVRjSjUvcTh0M2x2MytRQUg3TmVpa0drcllOR29idmpBR0xh?= =?utf-8?B?WU5SU3RMWnBETHkzU1c1TGFUZ0MwV2hjcU9NR0wrUmxWelpoUDBkZ0ZmeVZ1?= =?utf-8?B?czBvTFd2OWJLY1dTejBJS1hWVmcvMlcwNi9TSXFUMGxobEtDdzhodUhmQjd5?= =?utf-8?B?ek9HY3JnMFl2MjVydkVNbHcyOXFuTFBHZ0hyMFo3bFgyWVRsSktiV3B4KzRz?= =?utf-8?B?M2hqQVNjQmFWL2hYaUlWTWMrTzllVlRxdGZvSVljeUlJWTdSdFE5TEhRWlQ2?= =?utf-8?B?eDFUWWM1WGVjdndrZ3hwNXUyNW1hcUxKT0ZKeUZZTmxPbGNLaVFFNm9yMjl4?= =?utf-8?B?OVFuRmFGcFdIUmJqWldpTU5WTzc1MDl1akh5aVl2MGU4cTdRRGM0UmJXdXNn?= =?utf-8?B?REp0L2c3aE1KQTBqOExaajdFbVZIYTU2NlJiWFUxOHVuck1iV2RLcE04SnF0?= =?utf-8?B?emV6YkpsaEJWb1R6bS9EcU9TMXllNWFPdFUvSmJzdzA2dGpMbjYxYVZEMkdu?= =?utf-8?B?T0pYeUFxY2poNUhjV2pMQ3M1enJGeGIwcTV4YnpaZTRIaFg4K3loY0ptK0xK?= =?utf-8?B?VTNnNUlLaGVTU1lmNjdkWVJNNUFxVVNXWUhOdSs4cmpEV0xjVnoraFREK3hB?= =?utf-8?B?VE5HMitJbkdNVnA1ajJwa3lWVEw4VmNMYkxSbnRxVHJPOHRQU2VzU1g2SDQ2?= =?utf-8?B?czNHMkN1ZUtlR0FibnVBWitudkUwaGtuMVNXVWJmaHo0NEdQRyt1eXlMRDY1?= =?utf-8?B?MlBiczl4cHVyRG9wNjZLMmRCaGUrcmRzdmFnTG9GL1c5Q1Y5Um5vYU55Unh0?= =?utf-8?B?L2xiZUcyM2tTczFMVk9lYjBMak1ncndOZFZ1TkRQTXdrZGdXQUt1SzBpWnVU?= =?utf-8?B?VklZN2V4Z2o4ZGZJak5aT2U1Q1Zza2xzQTdRRjJNc2IxcVRqYjVvbHIvTHUr?= =?utf-8?B?aHp2SldnVnA4Z094VVcwT0NlbDZ6RDdTdUVicjl1TFExbzJuZ1FRUXVJTmZ5?= =?utf-8?B?NE9UcENqU0t1VjRhZEFQYkREd2k0MzlpRzhkaWtXVTdUUEFYYlViejlOdzFp?= =?utf-8?B?MW9HOWRNTUhoWlpvcEQ5M25JRUhBPT0=?= X-Forefront-Antispam-Report: CIP:198.47.23.195;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:lewvzet201.ext.ti.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(7416014)(376014)(82310400026)(1800799024)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: ti.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Jan 2026 23:09:37.2093 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 9ff51c07-a8a1-494a-dbf6-08de5878fb8c X-MS-Exchange-CrossTenant-Id: e5b49634-450b-4709-8abb-1e2b19b982b7 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=e5b49634-450b-4709-8abb-1e2b19b982b7;Ip=[198.47.23.195];Helo=[lewvzet201.ext.ti.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00003F66.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CYXPR10MB7897 On 1/20/26 05:47, Dhruva Gole wrote: > Add CPUFreq support for the AM62L3 SoC with the appropriate > AM62L3 speed grade constants according to the datasheet [1]. > > This follows the same architecture-specific implementation pattern > as other TI SoCs in the AM6x family. > > While at it, also sort instances where the SOC family names > were not sorted alphabetically. > > [1] https://www.ti.com/lit/pdf/SPRSPA1 > > Signed-off-by: Dhruva Gole > --- > drivers/cpufreq/ti-cpufreq.c | 34 +++++++++++++++++++++++++++++++++- > 1 file changed, 33 insertions(+), 1 deletion(-) > > diff --git a/drivers/cpufreq/ti-cpufreq.c b/drivers/cpufreq/ti-cpufreq.c > index 6ee76f5fe9c567b0b88797ddb51764a2a5606b16..3d1129aeed02b06f5877663a1b87521a230e3b32 100644 > --- a/drivers/cpufreq/ti-cpufreq.c > +++ b/drivers/cpufreq/ti-cpufreq.c > @@ -70,6 +70,12 @@ enum { > #define AM62A7_SUPPORT_R_MPU_OPP BIT(1) > #define AM62A7_SUPPORT_V_MPU_OPP BIT(2) > > +#define AM62L3_EFUSE_E_MPU_OPP 5 > +#define AM62L3_EFUSE_O_MPU_OPP 15 > + > +#define AM62L3_SUPPORT_E_MPU_OPP BIT(0) > +#define AM62L3_SUPPORT_O_MPU_OPP BIT(1) > + > #define AM62P5_EFUSE_O_MPU_OPP 15 > #define AM62P5_EFUSE_S_MPU_OPP 19 > #define AM62P5_EFUSE_T_MPU_OPP 20 > @@ -213,6 +219,22 @@ static unsigned long am625_efuse_xlate(struct ti_cpufreq_data *opp_data, > return calculated_efuse; > } > > +static unsigned long am62l3_efuse_xlate(struct ti_cpufreq_data *opp_data, > + unsigned long efuse) > +{ > + unsigned long calculated_efuse = AM62L3_SUPPORT_E_MPU_OPP; > + > + switch (efuse) { > + case AM62L3_EFUSE_O_MPU_OPP: > + calculated_efuse |= AM62L3_SUPPORT_O_MPU_OPP; > + fallthrough; > + case AM62L3_EFUSE_E_MPU_OPP: > + calculated_efuse |= AM62L3_SUPPORT_E_MPU_OPP; > + } > + > + return calculated_efuse; > +} > + > static struct ti_cpufreq_soc_data am3x_soc_data = { > .efuse_xlate = amx3_efuse_xlate, > .efuse_fallback = AM33XX_800M_ARM_MPU_MAX_FREQ, > @@ -313,8 +335,9 @@ static struct ti_cpufreq_soc_data am3517_soc_data = { > static const struct soc_device_attribute k3_cpufreq_soc[] = { > { .family = "AM62X", }, > { .family = "AM62AX", }, > - { .family = "AM62PX", }, > { .family = "AM62DX", }, > + { .family = "AM62LX", }, > + { .family = "AM62PX", }, > { /* sentinel */ } > }; > > @@ -335,6 +358,14 @@ static struct ti_cpufreq_soc_data am62a7_soc_data = { > .multi_regulator = false, > }; > > +static struct ti_cpufreq_soc_data am62l3_soc_data = { > + .efuse_xlate = am62l3_efuse_xlate, > + .efuse_offset = 0x0, > + .efuse_mask = 0x07c0, > + .efuse_shift = 0x6, > + .multi_regulator = false, > +}; > + > static struct ti_cpufreq_soc_data am62p5_soc_data = { > .efuse_xlate = am62p5_efuse_xlate, > .efuse_offset = 0x0, > @@ -463,6 +494,7 @@ static const struct of_device_id ti_cpufreq_of_match[] __maybe_unused = { > { .compatible = "ti,am625", .data = &am625_soc_data, }, > { .compatible = "ti,am62a7", .data = &am62a7_soc_data, }, > { .compatible = "ti,am62d2", .data = &am62a7_soc_data, }, > + { .compatible = "ti,am62l3", .data = &am62l3_soc_data, }, > { .compatible = "ti,am62p5", .data = &am62p5_soc_data, }, > /* legacy */ > { .compatible = "ti,omap3430", .data = &omap34xx_soc_data, }, > Hi Dhruva, Reviewed-by: Kendall Willis Best, Kendall Willis