Simplify the DT register address parsing using dev_read_addr_name(), switch away from raw fdt_*() functions. No functional change.
Signed-off-by: Marek Vasut <[email protected]> --- Cc: Johan Jonker <[email protected]> Cc: Nobuhiro Iwamatsu <[email protected]> Cc: Tom Rini <[email protected]> Cc: [email protected] --- drivers/mtd/renesas_rpc_hf.c | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/drivers/mtd/renesas_rpc_hf.c b/drivers/mtd/renesas_rpc_hf.c index 9390c9e9ab3..0b4459df4d6 100644 --- a/drivers/mtd/renesas_rpc_hf.c +++ b/drivers/mtd/renesas_rpc_hf.c @@ -344,21 +344,21 @@ static int rpc_hf_bind(struct udevice *parent) static int rpc_hf_probe(struct udevice *dev) { - void *blob = (void *)gd->fdt_blob; - const fdt32_t *cell; - int node = dev_of_offset(dev); - int parent, addrc, sizec, len, ret; - struct clk clk; phys_addr_t flash_base; + struct clk clk; + int ret; - parent = fdt_parent_offset(blob, node); - fdt_support_default_count_cells(blob, parent, &addrc, &sizec); - cell = fdt_getprop(blob, node, "reg", &len); - if (!cell) - return -ENOENT; + rpc_base = dev_read_addr_name(dev, "regs"); + if (rpc_base == FDT_ADDR_T_NONE) { + dev_err(dev, "Failed to get RPC control registers\n"); + return -EINVAL; + } - if (addrc != 2 || sizec != 2) + flash_base = dev_read_addr_name(dev, "dirmap"); + if (flash_base == FDT_ADDR_T_NONE) { + dev_err(dev, "Failed to get RPC direct map registers\n"); return -EINVAL; + } ret = clk_get_by_index(dev, 0, &clk); if (ret < 0) { @@ -372,9 +372,6 @@ static int rpc_hf_probe(struct udevice *dev) return ret; } - rpc_base = fdt_translate_address(blob, node, cell); - flash_base = fdt_translate_address(blob, node, cell + addrc + sizec); - flash_info[0].dev = dev; flash_info[0].base = flash_base; cfi_flash_num_flash_banks = 1; -- 2.53.0
