diff options
Diffstat (limited to 'arch/arm/boards/raspberry-pi/lowlevel.c')
| -rw-r--r-- | arch/arm/boards/raspberry-pi/lowlevel.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/arch/arm/boards/raspberry-pi/lowlevel.c b/arch/arm/boards/raspberry-pi/lowlevel.c index 82b51b5b15..40d36f0cff 100644 --- a/arch/arm/boards/raspberry-pi/lowlevel.c +++ b/arch/arm/boards/raspberry-pi/lowlevel.c @@ -36,7 +36,7 @@ static void copy_vc_fdt(void *dest, void *src, unsigned long max_size) memmove(dest, src, size); } -/* A pointer to the FDT created by VideoCore was passed to us in r2. We +/* A pointer to the FDT created by VideoCore was passed to us in x0/r2. We * reserve some memory just above the region used for Barebox and copy * this FDT there. We fetch it from there later in rpi_devices_init(). */ @@ -55,40 +55,45 @@ static inline void start_raspberry_pi(unsigned long memsize, void *fdt, barebox_arm_entry(BCM2835_SDRAM_BASE, endmem - BCM2835_SDRAM_BASE, fdt); } -#define RPI_ENTRY_FUNCTION(name, memsize, r2) \ - ENTRY_FUNCTION_WITHSTACK(name, rpi_stack_top(memsize), __r0, __r1, r2) +#ifdef CONFIG_CPU_V8 +#define RPI_ENTRY_FUNCTION(name, memsize, fdt) \ + ENTRY_FUNCTION_WITHSTACK(name, rpi_stack_top(memsize), fdt, __x1, __x2) +#else +#define RPI_ENTRY_FUNCTION(name, memsize, fdt) \ + ENTRY_FUNCTION_WITHSTACK(name, rpi_stack_top(memsize), __r0, __r1, fdt) +#endif extern char __dtb_z_bcm2835_rpi_start[]; extern char __dtb_z_bcm2836_rpi_2_start[]; extern char __dtb_z_bcm2837_rpi_3_start[]; extern char __dtb_z_bcm2837_rpi_cm3_start[]; -RPI_ENTRY_FUNCTION(start_raspberry_pi1, SZ_128M, r2) +RPI_ENTRY_FUNCTION(start_raspberry_pi1, SZ_128M, fdt) { arm_cpu_lowlevel_init(); - start_raspberry_pi(SZ_128M, __dtb_z_bcm2835_rpi_start, (void *)r2); + start_raspberry_pi(SZ_128M, __dtb_z_bcm2835_rpi_start, (void *)fdt); } -RPI_ENTRY_FUNCTION(start_raspberry_pi2, SZ_512M, r2) +RPI_ENTRY_FUNCTION(start_raspberry_pi2, SZ_512M, fdt) { arm_cpu_lowlevel_init(); - start_raspberry_pi(SZ_512M, __dtb_z_bcm2836_rpi_2_start, (void *)r2); + start_raspberry_pi(SZ_512M, __dtb_z_bcm2836_rpi_2_start, (void *)fdt); } -RPI_ENTRY_FUNCTION(start_raspberry_pi3, SZ_512M, r2) +RPI_ENTRY_FUNCTION(start_raspberry_pi3, SZ_512M, fdt) { arm_cpu_lowlevel_init(); - start_raspberry_pi(SZ_512M, __dtb_z_bcm2837_rpi_3_start, (void *)r2); + start_raspberry_pi(SZ_512M, __dtb_z_bcm2837_rpi_3_start, (void *)fdt); } -RPI_ENTRY_FUNCTION(start_raspberry_pi_cm3, SZ_512M, r2) +RPI_ENTRY_FUNCTION(start_raspberry_pi_cm3, SZ_512M, fdt) { arm_cpu_lowlevel_init(); - start_raspberry_pi(SZ_512M, __dtb_z_bcm2837_rpi_cm3_start, (void *)r2); + start_raspberry_pi(SZ_512M, __dtb_z_bcm2837_rpi_cm3_start, (void *)fdt); } #define DT_IF_ENABLED(dt, cfg) \ |