diff options
Diffstat (limited to 'plat/rockchip/common/params_setup.c')
| -rw-r--r-- | plat/rockchip/common/params_setup.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/plat/rockchip/common/params_setup.c b/plat/rockchip/common/params_setup.c index 3d1b40b3..dda98d96 100644 --- a/plat/rockchip/common/params_setup.c +++ b/plat/rockchip/common/params_setup.c @@ -11,6 +11,7 @@ #include <common/debug.h> #include <drivers/console.h> #include <drivers/gpio.h> +#include <libfdt.h> #include <lib/coreboot.h> #include <lib/mmio.h> #include <plat/common/platform.h> @@ -27,6 +28,13 @@ static struct gpio_info suspend_gpio[10]; uint32_t suspend_gpio_cnt; static struct apio_info *suspend_apio; +static uint8_t fdt_buffer[0x10000]; + +void *plat_get_fdt(void) +{ + return &fdt_buffer[0]; +} + struct gpio_info *plat_get_rockchip_gpio_reset(void) { return rst_gpio; @@ -49,11 +57,30 @@ struct apio_info *plat_get_rockchip_suspend_apio(void) return suspend_apio; } +static int dt_process_fdt(void *blob) +{ + void *fdt = plat_get_fdt(); + int ret; + + ret = fdt_open_into(blob, fdt, 0x10000); + if (ret < 0) + return ret; + + return 0; +} + void params_early_setup(void *plat_param_from_bl2) { struct bl31_plat_param *bl2_param; struct bl31_gpio_param *gpio_param; + /* + * Test if this is a FDT passed as a platform-specific parameter + * block. + */ + if (!dt_process_fdt(plat_param_from_bl2)) + return; + /* keep plat parameters for later processing if need */ bl2_param = (struct bl31_plat_param *)plat_param_from_bl2; while (bl2_param) { |