diff options
| -rw-r--r-- | board/nvidia/p2371-2180/p2371-2180.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/board/nvidia/p2371-2180/p2371-2180.c b/board/nvidia/p2371-2180/p2371-2180.c index a444d692d7..4985302d6b 100644 --- a/board/nvidia/p2371-2180/p2371-2180.c +++ b/board/nvidia/p2371-2180/p2371-2180.c @@ -6,6 +6,7 @@ #include <common.h> #include <environment.h> +#include <fdtdec.h> #include <i2c.h> #include <linux/libfdt.h> #include <asm/arch/gpio.h> @@ -138,9 +139,55 @@ static void ft_mac_address_setup(void *fdt) } } +static int ft_copy_carveout(void *dst, const void *src, const char *node) +{ + struct fdt_memory fb; + int err; + + err = fdtdec_get_carveout(src, node, "memory-region", 0, &fb); + if (err < 0) { + if (err != -FDT_ERR_NOTFOUND) + printf("failed to get carveout for %s: %d\n", node, + err); + + return err; + } + + err = fdtdec_set_carveout(dst, node, "memory-region", 0, "framebuffer", + &fb); + if (err < 0) { + printf("failed to set carveout for %s: %d\n", node, err); + return err; + } + + return 0; +} + +static void ft_carveout_setup(void *fdt) +{ + const void *cboot_fdt = (const void *)cboot_boot_x0; + static const char * const nodes[] = { + "/host1x@50000000/dc@54200000", + "/host1x@50000000/dc@54240000", + }; + unsigned int i; + int err; + + for (i = 0; i < ARRAY_SIZE(nodes); i++) { + err = ft_copy_carveout(fdt, cboot_fdt, nodes[i]); + if (err < 0) { + if (err != -FDT_ERR_NOTFOUND) + printf("failed to copy carveout for %s: %d\n", + nodes[i], err); + continue; + } + } +} + int ft_board_setup(void *fdt, bd_t *bd) { ft_mac_address_setup(fdt); + ft_carveout_setup(fdt); return 0; } |