From de3db252314eaa942b7aa6abf37a62e866821fe5 Mon Sep 17 00:00:00 2001 From: Emanuele Ghidoli Date: Fri, 14 Jul 2023 17:23:09 +0200 Subject: [PATCH] arm: mach-k3: am62: Add CTRLMMR_WKUP_JTAG_DEVICE_ID register definition Add register address and relevant bitmasks and shifts. Allow reading these information: - device identification - number of cores (part of device identification) - features (currently: PRU / no PRU) - security - functional safety - speed grade - temperature grade - package Signed-off-by: Emanuele Ghidoli Signed-off-by: Francesco Dolcini Reviewed-by: Andrew Davis --- arch/arm/mach-k3/include/mach/am62_hardware.h | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/mach-k3/include/mach/am62_hardware.h b/arch/arm/mach-k3/include/mach/am62_hardware.h index 88d5894726..acd2d109c2 100644 --- a/arch/arm/mach-k3/include/mach/am62_hardware.h +++ b/arch/arm/mach-k3/include/mach/am62_hardware.h @@ -20,6 +20,28 @@ #define MCU_CTRL_MMR0_BASE 0x04500000 #define WKUP_CTRL_MMR0_BASE 0x43000000 +#define CTRLMMR_WKUP_JTAG_DEVICE_ID (WKUP_CTRL_MMR0_BASE + 0x18) +#define JTAG_DEV_ID_MASK GENMASK(31, 18) +#define JTAG_DEV_ID_SHIFT 18 +#define JTAG_DEV_CORE_NR_MASK GENMASK(21, 19) +#define JTAG_DEV_CORE_NR_SHIFT 19 +#define JTAG_DEV_GPU_MASK BIT(18) +#define JTAG_DEV_GPU_SHIFT 18 +#define JTAG_DEV_FEATURES_MASK GENMASK(17, 13) +#define JTAG_DEV_FEATURES_SHIFT 13 +#define JTAG_DEV_SECURITY_MASK BIT(12) +#define JTAG_DEV_SECURITY_SHIFT 12 +#define JTAG_DEV_SAFETY_MASK BIT(11) +#define JTAG_DEV_SAFETY_SHIFT 11 +#define JTAG_DEV_SPEED_MASK GENMASK(10, 6) +#define JTAG_DEV_SPEED_SHIFT 6 +#define JTAG_DEV_TEMP_MASK GENMASK(5, 3) +#define JTAG_DEV_TEMP_SHIFT 3 +#define JTAG_DEV_PKG_MASK GENMASK(2, 0) +#define JTAG_DEV_PKG_SHIFT 0 + +#define JTAG_DEV_FEATURE_NO_PRU 0x4 + #define CTRLMMR_MAIN_DEVSTAT (WKUP_CTRL_MMR0_BASE + 0x30) #define MAIN_DEVSTAT_PRIMARY_BOOTMODE_MASK GENMASK(6, 3) #define MAIN_DEVSTAT_PRIMARY_BOOTMODE_SHIFT 3