479 	/* This usually takes 1-85s, so wait in 1s steps. */  in spi_chip_erase_60()
485 	/* This usually takes 2-5s, so wait in 100ms steps. */  in spi_chip_erase_62()
491 	/* This usually takes 1-85s, so wait in 1s steps. */  in spi_chip_erase_c7()
498 	/* This usually takes 100-4000ms, so wait in 100ms steps. */  in spi_block_erase_52()
502 /* Block size is usually
507 	/* This usually takes 240-480s, so wait in 500ms steps. */  in spi_block_erase_c4()
511 /* Block size is usually
519 	/* This usually takes 100-4000ms, so wait in 100ms steps. */  in spi_block_erase_d8()
523 /* Block size is usually
529 	/* This usually takes 100-4000ms, so wait in 100ms steps. */  in spi_block_erase_d7()
533 /* Page erase (usually 256B blocks) */
536 	/* This takes up to 20ms usually (on worn out devices  in spi_block_erase_db()
541 /* Sector size is usually 4k, though Macronix eliteflash has 64k */
545 	/* This usually takes 15-800ms, so wait in 10ms steps. */  in spi_block_erase_20()
551 	/* This usually takes 10ms, so wait in 1ms steps. */  in spi_block_erase_50()
557 	/* This usually takes 8ms, so wait in 1ms steps. */  in spi_block_erase_81()
596 	/* This usually takes 15-800ms, so wait in 10ms steps. */  in spi_block_erase_21()
603 	/* This usually takes 100-4000ms, so wait in 100ms steps. */  in spi_block_erase_53()
610 	/* This usually takes 100-4000ms, so wait in 100ms steps. */  in spi_block_erase_5c()
617 	/* This usually takes 100-4000ms, so wait in 100ms steps. */  in spi_block_erase_dc()