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| author | Sudhakar Rajashekhara <sudhakar.raj@ti.com> | 2010-01-19 13:44:08 +0530 |
|---|---|---|
| committer | Sudhakar Rajashekhara <sudhakar.raj@ti.com> | 2010-01-19 13:44:08 +0530 |
| commit | 7453db8a5e973916c3796386acd0c59ae6fa9f56 (patch) | |
| tree | e1147f17a31bb1c46a2fff677139f1d069ef5f4a | |
| parent | f4708ecae2d647276b1c8b6af07ed3b2b0677b20 (diff) | |
da8xx: Add cpu_is_da8xx macros
Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
| -rw-r--r-- | include/asm-arm/arch-davinci/hardware.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/asm-arm/arch-davinci/hardware.h b/include/asm-arm/arch-davinci/hardware.h index 81cc8ab157..ee1fc5fd51 100644 --- a/include/asm-arm/arch-davinci/hardware.h +++ b/include/asm-arm/arch-davinci/hardware.h @@ -149,6 +149,7 @@ typedef volatile unsigned int * dv_reg_p; #define DAVINCI_DDR_EMIF_DATA_BASE 0xc0000000 #define DAVINCI_INTC_BASE 0xfffee000 #define DAVINCI_BOOTCFG_BASE 0x01c14000 +#define JTAG_ID_REG (DAVINCI_BOOTCFG_BASE + 0x18) #endif /* CONFIG_SOC_DA8XX */ @@ -441,6 +442,21 @@ struct davinci_uart_ctrl_regs { #define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13) #define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14) +static inline int cpu_is_da830(void) +{ + unsigned int jtag_id = REG(JTAG_ID_REG); + unsigned short part_no = (jtag_id >> 12) & 0xffff; + + return ((part_no == 0xb7df) ? 1 : 0); +} +static inline int cpu_is_da850(void) +{ + unsigned int jtag_id = REG(JTAG_ID_REG); + unsigned short part_no = (jtag_id >> 12) & 0xffff; + + return ((part_no == 0xb7d1) ? 1 : 0); +} + #endif /* CONFIG_SOC_DA8XX */ #endif /* __ASM_ARCH_HARDWARE_H */ |