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| author | Peng Fan <peng.fan@nxp.com> | 2016-01-28 16:55:07 +0800 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2016-02-21 11:46:26 +0100 |
| commit | 83703a1ccf2fda45503e161aad7231c82e411034 (patch) | |
| tree | 1d0194be1858af6c1f5fa2fca760678464f198e0 /arch/arm/include | |
| parent | 3fe0b104604e267aadc8d9197097421cc02ca103 (diff) | |
| download | talos-obmc-uboot-83703a1ccf2fda45503e161aad7231c82e411034.tar.gz talos-obmc-uboot-83703a1ccf2fda45503e161aad7231c82e411034.zip | |
imx: mx7: implement functions to boot auxiliary core
Implement arch_auxiliary_core_up and arch_auxiliary_core_check_up.
arch_auxiliary_core_check_up is used to check whether M4 is running
or not. arch_auxiliary_core_up is to boot M4 core, the m4 core will
use the pc and stack which is set in arch_auxiliary_core_up to set R15
and R13 register and boot.
Signed-off-by: Ye.Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/arch-mx7/imx-regs.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx7/imx-regs.h b/arch/arm/include/asm/arch-mx7/imx-regs.h index 5049a760a6..a3106e7e6b 100644 --- a/arch/arm/include/asm/arch-mx7/imx-regs.h +++ b/arch/arm/include/asm/arch-mx7/imx-regs.h @@ -263,6 +263,11 @@ struct src { u32 ddrc_rcr; }; +#define SRC_M4RCR_M4C_NON_SCLR_RST_OFFSET 0 +#define SRC_M4RCR_M4C_NON_SCLR_RST_MASK (1 << 0) +#define SRC_M4RCR_ENABLE_M4_OFFSET 3 +#define SRC_M4RCR_ENABLE_M4_MASK (1 << 3) + /* GPR0 Bit Fields */ #define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL0_MASK 0x1u #define IOMUXC_GPR_GPR0_DMAREQ_MUX_SEL0_SHIFT 0 |
