diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/firefly/roc-pc-rk3399/roc-pc-rk3399.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c b/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c index 6937a27176f..5a71e94ae1e 100644 --- a/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c +++ b/board/firefly/roc-pc-rk3399/roc-pc-rk3399.c @@ -5,14 +5,24 @@ #include <dm.h> #include <env.h> +#include <fdtdec.h> +#include <i2c.h> +#include <image.h> #include <log.h> #include <spl_gpio.h> +#include <asm/global_data.h> #include <asm/io.h> #include <asm/arch-rockchip/cru.h> #include <asm/arch-rockchip/gpio.h> #include <asm/arch-rockchip/grf_rk3399.h> +#define ROC_PC_MP8859_BUS "i2c@ff160000" +#define ROC_PC_MP8859_ADDR 0x66 +#define ROC_PC_PLUS_FDTFILE "rockchip/rk3399-roc-pc-plus.dtb" + +DECLARE_GLOBAL_DATA_PTR; + #ifdef CONFIG_XPL_BUILD #define PMUGRF_BASE 0xff320000 @@ -54,4 +64,36 @@ void led_setup(void) spl_gpio_output(gpio0, GPIO(BANK_B, 5), 1); } +static bool is_roc_pc_plus(void) +{ + struct udevice *bus, *dev; + + if (!(CONFIG_IS_ENABLED(I2C) && CONFIG_IS_ENABLED(DM_I2C))) + return false; + + if (uclass_get_device_by_name(UCLASS_I2C, ROC_PC_MP8859_BUS, &bus)) + return false; + + return dm_i2c_probe(bus, ROC_PC_MP8859_ADDR, 0, &dev); +} + +int board_fit_config_name_match(const char *name) +{ + if (is_roc_pc_plus()) + return strcmp(name, ROC_PC_PLUS_FDTFILE); + + return strcmp(name, CONFIG_DEFAULT_FDT_FILE); +} + #endif + +int rk_board_late_init(void) +{ + if (!fdt_node_check_compatible(gd->fdt_blob, 0, + "firefly,roc-rk3399-pc-plus")) + env_set("fdtfile", ROC_PC_PLUS_FDTFILE); + else + env_set("fdtfile", CONFIG_DEFAULT_FDT_FILE); + + return 0; +} |