diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/dts/sama5d2.dtsi | 8 | ||||
| -rw-r--r-- | arch/arm/include/asm/global_data.h | 9 |
2 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/dts/sama5d2.dtsi b/arch/arm/dts/sama5d2.dtsi index 5adc47b906..6fb2cb25f9 100644 --- a/arch/arm/dts/sama5d2.dtsi +++ b/arch/arm/dts/sama5d2.dtsi @@ -746,6 +746,14 @@ status = "disabled"; }; + uart4: serial@fc00c000 { + compatible = "atmel,at91sam9260-usart"; + reg = <0xfc00c000 0x100>; + clocks = <&uart4_clk>; + clock-names = "usart"; + status = "disabled"; + }; + i2c1: i2c@fc028000 { compatible = "atmel,sama5d2-i2c"; reg = <0xfc028000 0x100>; diff --git a/arch/arm/include/asm/global_data.h b/arch/arm/include/asm/global_data.h index f23b6bfb75..7c0905d240 100644 --- a/arch/arm/include/asm/global_data.h +++ b/arch/arm/include/asm/global_data.h @@ -117,4 +117,13 @@ static inline gd_t *get_gd(void) #endif #endif +static inline void set_gd(volatile gd_t *gd_ptr) +{ +#ifdef CONFIG_ARM64 + __asm__ volatile("ldr x18, %0\n" : : "m"(gd_ptr)); +#else + __asm__ volatile("ldr r9, %0\n" : : "m"(gd_ptr)); +#endif +} + #endif /* __ASM_GBL_DATA_H */ |