LOONGSON2_BOOT_CLK
CLK_SCALE(LOONGSON2_BOOT_CLK, "clk_boot", "clk_sb", 0x28, 8, 3),
CLK_SCALE(LOONGSON2_BOOT_CLK, "clk_boot", NULL, 0x50, 8, 3),
CLK_SCALE(LOONGSON2_BOOT_CLK, "clk_boot", NULL, 0x50, 23, 3),