[PATCH 1/6] arm: mach-k3: {am6/j7}*_hardware.h: Expose MCU R5 proc and device ids
Neha Malcom Francis
n-francis at ti.com
Thu May 22 09:49:58 CEST 2025
Hi Beleswar
On 22/05/25 12:48, Beleswar Padhi wrote:
> Currently the MCU R5 processor ids and device ids are only defined for
> R5 SPL Stage. Expose these ids always so that A72 SPL can utilize this
> information to shutdown MCU R5 Core 1 when booted in Split mode.
>
> Signed-off-by: Beleswar Padhi <b-padhi at ti.com>
> ---
> arch/arm/mach-k3/include/mach/am62_hardware.h | 4 ++--
> arch/arm/mach-k3/include/mach/am62a_hardware.h | 4 ++--
> arch/arm/mach-k3/include/mach/am62p_hardware.h | 4 ++--
> arch/arm/mach-k3/include/mach/am64_hardware.h | 9 +++++----
> arch/arm/mach-k3/include/mach/am6_hardware.h | 9 +++++----
> arch/arm/mach-k3/include/mach/j721e_hardware.h | 9 +++++----
> arch/arm/mach-k3/include/mach/j721s2_hardware.h | 9 +++++----
> arch/arm/mach-k3/include/mach/j722s_hardware.h | 4 ++--
> arch/arm/mach-k3/include/mach/j784s4_hardware.h | 9 +++++----
> 9 files changed, 33 insertions(+), 28 deletions(-)
>
> diff --git a/arch/arm/mach-k3/include/mach/am62_hardware.h b/arch/arm/mach-k3/include/mach/am62_hardware.h
> index bcbc4821c82..d44342d43d4 100644
> --- a/arch/arm/mach-k3/include/mach/am62_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/am62_hardware.h
> @@ -158,8 +158,8 @@ static inline int k3_has_gpu(void)
>
> static const u32 put_device_ids[] = {};
>
> -static const u32 put_core_ids[] = {};
> -
> #endif
>
> +static const u32 put_core_ids[] = {};
> +
> #endif /* __ASM_ARCH_AM62_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/am62a_hardware.h b/arch/arm/mach-k3/include/mach/am62a_hardware.h
> index cd61abe0185..f3fd736f31b 100644
> --- a/arch/arm/mach-k3/include/mach/am62a_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/am62a_hardware.h
> @@ -90,8 +90,8 @@
>
> static const u32 put_device_ids[] = {};
>
> -static const u32 put_core_ids[] = {};
> -
> #endif
>
> +static const u32 put_core_ids[] = {};
> +
> #endif /* __ASM_ARCH_AM62A_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/am62p_hardware.h b/arch/arm/mach-k3/include/mach/am62p_hardware.h
> index 95af5c5c547..a310b52b45d 100644
> --- a/arch/arm/mach-k3/include/mach/am62p_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/am62p_hardware.h
> @@ -141,8 +141,8 @@ static inline int k3_get_a53_max_frequency(void)
>
> static const u32 put_device_ids[] = {};
>
> -static const u32 put_core_ids[] = {};
> -
> #endif
>
> +static const u32 put_core_ids[] = {};
> +
> #endif /* __ASM_ARCH_AM62P_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/am64_hardware.h b/arch/arm/mach-k3/include/mach/am64_hardware.h
> index 44df887d5df..105b42986de 100644
> --- a/arch/arm/mach-k3/include/mach/am64_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/am64_hardware.h
> @@ -50,19 +50,20 @@
>
> #define AM64X_DEV_RTI8 127
> #define AM64X_DEV_RTI9 128
> -#define AM64X_DEV_R5FSS0_CORE0 121
> -#define AM64X_DEV_R5FSS0_CORE1 122
>
> static const u32 put_device_ids[] = {
> AM64X_DEV_RTI9,
> AM64X_DEV_RTI8,
> };
>
> +#endif
> +
> +#define AM64X_DEV_R5FSS0_CORE0 121
> +#define AM64X_DEV_R5FSS0_CORE1 122
> +
> static const u32 put_core_ids[] = {
> AM64X_DEV_R5FSS0_CORE1,
> AM64X_DEV_R5FSS0_CORE0, /* Handle CPU0 after CPU1 */
> };
>
> -#endif
> -
> #endif /* __ASM_ARCH_DRA8_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/am6_hardware.h b/arch/arm/mach-k3/include/mach/am6_hardware.h
> index 9913964c46b..8169584a372 100644
> --- a/arch/arm/mach-k3/include/mach/am6_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/am6_hardware.h
> @@ -43,19 +43,20 @@
>
> #define AM6_DEV_MCU_RTI0 134
> #define AM6_DEV_MCU_RTI1 135
> -#define AM6_DEV_MCU_ARMSS0_CPU0 159
> -#define AM6_DEV_MCU_ARMSS0_CPU1 245
>
> static const u32 put_device_ids[] = {
> AM6_DEV_MCU_RTI0,
> AM6_DEV_MCU_RTI1,
> };
>
> +#endif
> +
> +#define AM6_DEV_MCU_ARMSS0_CPU0 159
> +#define AM6_DEV_MCU_ARMSS0_CPU1 245
> +
> static const u32 put_core_ids[] = {
> AM6_DEV_MCU_ARMSS0_CPU1,
> AM6_DEV_MCU_ARMSS0_CPU0, /* Handle CPU0 after CPU1 */
> };
>
> -#endif
> -
> #endif /* __ASM_ARCH_AM6_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/j721e_hardware.h b/arch/arm/mach-k3/include/mach/j721e_hardware.h
> index 2b5ec771e18..5bef309af0a 100644
> --- a/arch/arm/mach-k3/include/mach/j721e_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/j721e_hardware.h
> @@ -41,19 +41,20 @@
>
> #define J721E_DEV_MCU_RTI0 262
> #define J721E_DEV_MCU_RTI1 263
> -#define J721E_DEV_MCU_ARMSS0_CPU0 250
> -#define J721E_DEV_MCU_ARMSS0_CPU1 251
>
> static const u32 put_device_ids[] = {
> J721E_DEV_MCU_RTI0,
> J721E_DEV_MCU_RTI1,
> };
>
> +#endif
> +
> +#define J721E_DEV_MCU_ARMSS0_CPU0 250
> +#define J721E_DEV_MCU_ARMSS0_CPU1 251
> +
> static const u32 put_core_ids[] = {
> J721E_DEV_MCU_ARMSS0_CPU1,
> J721E_DEV_MCU_ARMSS0_CPU0, /* Handle CPU0 after CPU1 */
> };
>
> -#endif
> -
> #endif /* __ASM_ARCH_J721E_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/j721s2_hardware.h b/arch/arm/mach-k3/include/mach/j721s2_hardware.h
> index 8daea82a77e..82f076a45e0 100644
> --- a/arch/arm/mach-k3/include/mach/j721s2_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/j721s2_hardware.h
> @@ -41,19 +41,20 @@
>
> #define J721S2_DEV_MCU_RTI0 295
> #define J721S2_DEV_MCU_RTI1 296
> -#define J721S2_DEV_MCU_ARMSS0_CPU0 284
> -#define J721S2_DEV_MCU_ARMSS0_CPU1 285
>
> static const u32 put_device_ids[] = {
> J721S2_DEV_MCU_RTI0,
> J721S2_DEV_MCU_RTI1,
> };
>
> +#endif
> +
> +#define J721S2_DEV_MCU_ARMSS0_CPU0 284
> +#define J721S2_DEV_MCU_ARMSS0_CPU1 285
> +
> static const u32 put_core_ids[] = {
> J721S2_DEV_MCU_ARMSS0_CPU1,
> J721S2_DEV_MCU_ARMSS0_CPU0, /* Handle CPU0 after CPU1 */
> };
>
> -#endif
> -
> #endif /* __ASM_ARCH_J721S2_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/j722s_hardware.h b/arch/arm/mach-k3/include/mach/j722s_hardware.h
> index 8d0bec22068..0c695134c28 100644
> --- a/arch/arm/mach-k3/include/mach/j722s_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/j722s_hardware.h
> @@ -76,8 +76,8 @@
>
> static const u32 put_device_ids[] = {};
>
> -static const u32 put_core_ids[] = {};
> -
> #endif
>
> +static const u32 put_core_ids[] = {};
> +
> #endif /* __ASM_ARCH_J722S_HARDWARE_H */
> diff --git a/arch/arm/mach-k3/include/mach/j784s4_hardware.h b/arch/arm/mach-k3/include/mach/j784s4_hardware.h
> index 0ffe238cdae..29a894baed3 100644
> --- a/arch/arm/mach-k3/include/mach/j784s4_hardware.h
> +++ b/arch/arm/mach-k3/include/mach/j784s4_hardware.h
> @@ -41,19 +41,20 @@
>
> #define J784S4_DEV_MCU_RTI0 367
> #define J784S4_DEV_MCU_RTI1 368
> -#define J784S4_DEV_MCU_ARMSS0_CPU0 346
> -#define J784S4_DEV_MCU_ARMSS0_CPU1 347
>
> static const u32 put_device_ids[] = {
> J784S4_DEV_MCU_RTI0,
> J784S4_DEV_MCU_RTI1,
> };
>
> +#endif
> +
> +#define J784S4_DEV_MCU_ARMSS0_CPU0 346
> +#define J784S4_DEV_MCU_ARMSS0_CPU1 347
> +
> static const u32 put_core_ids[] = {
> J784S4_DEV_MCU_ARMSS0_CPU1,
> J784S4_DEV_MCU_ARMSS0_CPU0, /* Handle CPU0 after CPU1 */
> };
>
> -#endif
> -
> #endif /* __ASM_ARCH_J784S4_HARDWARE_H */
Reviewed-by: Neha Malcom Francis <n-francis at ti.com>
--
Thanking You
Neha Malcom Francis
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