stm32f429: pass the device unique ID in DTB

[karo-tx-uboot.git] / arch / arm / include / asm / arch-stm32f4 / stm32.h

diff --git a/arch/arm/include/asm/arch-stm32f4/stm32.h b/arch/arm/include/asm/arch-stm32f4/stm32.h
index a9f88db560fe4f2b3aa9931b26096647580bf5b2..3ed3801dfe7d9d045d19110c70d4000029461002 100644 (file)
--- a/arch/arm/include/asm/arch-stm32f4/stm32.h
+++ b/arch/arm/include/asm/arch-stm32f4/stm32.h
@@ -14,6 +14,7 @@
 /*
  * Peripheral memory map
  */
+#define STM32_SYSMEM_BASE      0x1FFF0000
 #define STM32_PERIPH_BASE      0x40000000
 #define STM32_APB1PERIPH_BASE  (STM32_PERIPH_BASE + 0x00000000)
 #define STM32_APB2PERIPH_BASE  (STM32_PERIPH_BASE + 0x00010000)
@@ -25,6 +26,12 @@
 /*
  * Register maps
  */
+struct stm32_u_id_regs {
+       u32 u_id_low;
+       u32 u_id_mid;
+       u32 u_id_high;
+};
+
 struct stm32_rcc_regs {
        u32 cr;         /* RCC clock control */
        u32 pllcfgr;    /* RCC PLL configuration */
@@ -78,6 +85,9 @@ struct stm32_flash_regs {
 /*
  * Registers access macros
  */
+#define STM32_U_ID_BASE                (STM32_SYSMEM_BASE + 0x7A10)
+#define STM32_U_ID             ((struct stm32_u_id_regs *)STM32_U_ID_BASE)
+
 #define STM32_RCC_BASE         (STM32_AHB1PERIPH_BASE + 0x3800)
 #define STM32_RCC              ((struct stm32_rcc_regs *)STM32_RCC_BASE)