diff --git a/lib/rp2040/boot_stage2/boot2/boot2_W25Q32JVxQ_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_W25Q32JVxQ_4_padded_checksum.S
new file mode 100644
index 000000000000..aa966481f121
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_W25Q32JVxQ_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: generated/Winbond/W25Q32JVxQ/boot2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0xf7, 0xb5, 0x73, 0x46, 0x21, 0x22, 0x02, 0x25, 0x01, 0x93, 0x29, 0x4b, 0xc0, 0x24, 0x5a, 0x60
+.byte 0x9a, 0x68, 0x01, 0x26, 0xaa, 0x43, 0xda, 0x60, 0x9a, 0x60, 0x1a, 0x61, 0x5a, 0x61, 0x00, 0x23
+.byte 0x64, 0x05, 0xa3, 0x60, 0x04, 0x33, 0x63, 0x61, 0x22, 0x4b, 0x28, 0x00, 0x1e, 0x60, 0xe0, 0x23
+.byte 0xdb, 0x02, 0x23, 0x60, 0x35, 0x23, 0xa6, 0x60, 0x23, 0x66, 0x23, 0x66, 0x00, 0xf0, 0x4a, 0xf8
+.byte 0xc0, 0xb2, 0xa8, 0x42, 0x12, 0xd0, 0x06, 0x23, 0x30, 0x00, 0x23, 0x66, 0x00, 0xf0, 0x42, 0xf8
+.byte 0x31, 0x23, 0x28, 0x00, 0x23, 0x66, 0x25, 0x66, 0x00, 0xf0, 0x3c, 0xf8, 0x03, 0x35, 0x25, 0x66
+.byte 0x02, 0x20, 0x25, 0x66, 0x00, 0xf0, 0x36, 0xf8, 0x30, 0x42, 0xf8, 0xd1, 0x00, 0x25, 0x12, 0x4b
+.byte 0xa5, 0x60, 0x12, 0x4f, 0x23, 0x60, 0x12, 0x4b, 0x65, 0x60, 0x01, 0x26, 0x3b, 0x60, 0xeb, 0x23
+.byte 0xa6, 0x60, 0x23, 0x66, 0x4b, 0x3b, 0x23, 0x66, 0x02, 0x20, 0x00, 0xf0, 0x23, 0xf8, 0x0d, 0x4b
+.byte 0xa5, 0x60, 0x3b, 0x60, 0xa6, 0x60, 0x01, 0x9b, 0xab, 0x42, 0x08, 0xd1, 0x0a, 0x4b, 0x0b, 0x4a
+.byte 0x13, 0x60, 0x1b, 0x68, 0x83, 0xf3, 0x08, 0x88, 0x09, 0x4b, 0x1b, 0x68, 0x18, 0x47, 0xf7, 0xbd
+.byte 0x00, 0x00, 0x02, 0x40, 0xf0, 0x00, 0x00, 0x18, 0x00, 0x03, 0x5f, 0x00, 0xf4, 0x00, 0x00, 0x18
+.byte 0x21, 0x22, 0x00, 0x00, 0x22, 0x20, 0x00, 0xa0, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x04, 0x01, 0x00, 0x10, 0xc0, 0x23, 0x02, 0x00, 0x04, 0x21, 0x5b, 0x05, 0x98, 0x6a, 0x08, 0x42
+.byte 0xfc, 0xd0, 0x01, 0x21, 0x98, 0x6a, 0x08, 0x42, 0xfc, 0xd1, 0x18, 0x6e, 0x01, 0x2a, 0x00, 0xd0
+.byte 0x18, 0x6e, 0x70, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x2d, 0x68, 0xca
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_generic_03h_2_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_generic_03h_2_padded_checksum.S
new file mode 100644
index 000000000000..8baa3dbc18df
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_generic_03h_2_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_generic_03h.2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x0c, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x02, 0x21, 0x59, 0x61, 0x0a, 0x49, 0x19, 0x60
+.byte 0x0a, 0x49, 0x0b, 0x48, 0x01, 0x60, 0x00, 0x21, 0x59, 0x60, 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc
+.byte 0x00, 0x28, 0x00, 0xd0, 0x00, 0x47, 0x07, 0x48, 0x07, 0x49, 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3
+.byte 0x08, 0x88, 0x08, 0x47, 0x00, 0x00, 0x00, 0x18, 0x00, 0x03, 0x1f, 0x00, 0x18, 0x02, 0x00, 0x03
+.byte 0xf4, 0x00, 0x00, 0x18, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xea, 0x22, 0x4c, 0x5d
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_generic_03h_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_generic_03h_4_padded_checksum.S
new file mode 100644
index 000000000000..1fa3ab32464f
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_generic_03h_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_generic_03h.4.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x0c, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x04, 0x21, 0x59, 0x61, 0x0a, 0x49, 0x19, 0x60
+.byte 0x0a, 0x49, 0x0b, 0x48, 0x01, 0x60, 0x00, 0x21, 0x59, 0x60, 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc
+.byte 0x00, 0x28, 0x00, 0xd0, 0x00, 0x47, 0x07, 0x48, 0x07, 0x49, 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3
+.byte 0x08, 0x88, 0x08, 0x47, 0x00, 0x00, 0x00, 0x18, 0x00, 0x03, 0x1f, 0x00, 0x18, 0x02, 0x00, 0x03
+.byte 0xf4, 0x00, 0x00, 0x18, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2c, 0xec, 0x21, 0x0d
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_is25lp080_2_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_is25lp080_2_padded_checksum.S
new file mode 100644
index 000000000000..9326287a2c83
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_is25lp080_2_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_is25lp080.2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x2b, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x02, 0x21, 0x59, 0x61, 0x29, 0x49, 0x19, 0x60
+.byte 0x01, 0x21, 0x99, 0x60, 0x28, 0x48, 0x00, 0xf0, 0x42, 0xf8, 0x28, 0x4a, 0x90, 0x42, 0x12, 0xd0
+.byte 0x06, 0x21, 0x19, 0x66, 0x00, 0xf0, 0x32, 0xf8, 0x19, 0x6e, 0x01, 0x21, 0x19, 0x66, 0x00, 0x20
+.byte 0x1a, 0x66, 0x00, 0xf0, 0x2b, 0xf8, 0x19, 0x6e, 0x19, 0x6e, 0x1f, 0x48, 0x00, 0xf0, 0x2f, 0xf8
+.byte 0x01, 0x21, 0x08, 0x42, 0xf9, 0xd1, 0x00, 0x21, 0x99, 0x60, 0x1d, 0x49, 0x19, 0x60, 0x00, 0x21
+.byte 0x59, 0x60, 0x1c, 0x49, 0x1c, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0xeb, 0x21, 0x19, 0x66
+.byte 0xa0, 0x21, 0x19, 0x66, 0x00, 0xf0, 0x12, 0xf8, 0x00, 0x21, 0x99, 0x60, 0x17, 0x49, 0x16, 0x48
+.byte 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc, 0x00, 0x28, 0x00, 0xd0, 0x00, 0x47, 0x14, 0x48
+.byte 0x14, 0x49, 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3, 0x08, 0x88, 0x08, 0x47, 0x03, 0xb5, 0x99, 0x6a
+.byte 0x04, 0x20, 0x01, 0x42, 0xfb, 0xd0, 0x01, 0x20, 0x01, 0x42, 0xf8, 0xd1, 0x03, 0xbd, 0x02, 0xb5
+.byte 0x18, 0x66, 0x18, 0x66, 0xff, 0xf7, 0xf2, 0xff, 0x18, 0x6e, 0x18, 0x6e, 0x02, 0xbd, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x07, 0x00, 0x05, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00
+.byte 0x00, 0x03, 0x5f, 0x00, 0x21, 0x22, 0x00, 0x00, 0xf4, 0x00, 0x00, 0x18, 0x22, 0x20, 0x00, 0xa0
+.byte 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xee, 0xfd, 0x2e, 0xe2
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_is25lp080_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_is25lp080_4_padded_checksum.S
new file mode 100644
index 000000000000..02732bb2b04c
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_is25lp080_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_is25lp080.4.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x2b, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x04, 0x21, 0x59, 0x61, 0x29, 0x49, 0x19, 0x60
+.byte 0x01, 0x21, 0x99, 0x60, 0x28, 0x48, 0x00, 0xf0, 0x42, 0xf8, 0x28, 0x4a, 0x90, 0x42, 0x12, 0xd0
+.byte 0x06, 0x21, 0x19, 0x66, 0x00, 0xf0, 0x32, 0xf8, 0x19, 0x6e, 0x01, 0x21, 0x19, 0x66, 0x00, 0x20
+.byte 0x1a, 0x66, 0x00, 0xf0, 0x2b, 0xf8, 0x19, 0x6e, 0x19, 0x6e, 0x1f, 0x48, 0x00, 0xf0, 0x2f, 0xf8
+.byte 0x01, 0x21, 0x08, 0x42, 0xf9, 0xd1, 0x00, 0x21, 0x99, 0x60, 0x1d, 0x49, 0x19, 0x60, 0x00, 0x21
+.byte 0x59, 0x60, 0x1c, 0x49, 0x1c, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0xeb, 0x21, 0x19, 0x66
+.byte 0xa0, 0x21, 0x19, 0x66, 0x00, 0xf0, 0x12, 0xf8, 0x00, 0x21, 0x99, 0x60, 0x17, 0x49, 0x16, 0x48
+.byte 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc, 0x00, 0x28, 0x00, 0xd0, 0x00, 0x47, 0x14, 0x48
+.byte 0x14, 0x49, 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3, 0x08, 0x88, 0x08, 0x47, 0x03, 0xb5, 0x99, 0x6a
+.byte 0x04, 0x20, 0x01, 0x42, 0xfb, 0xd0, 0x01, 0x20, 0x01, 0x42, 0xf8, 0xd1, 0x03, 0xbd, 0x02, 0xb5
+.byte 0x18, 0x66, 0x18, 0x66, 0xff, 0xf7, 0xf2, 0xff, 0x18, 0x6e, 0x18, 0x6e, 0x02, 0xbd, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x07, 0x00, 0x05, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00
+.byte 0x00, 0x03, 0x5f, 0x00, 0x21, 0x22, 0x00, 0x00, 0xf4, 0x00, 0x00, 0x18, 0x22, 0x20, 0x00, 0xa0
+.byte 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x28, 0x33, 0x43, 0xb2
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25q080_2_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25q080_2_padded_checksum.S
new file mode 100644
index 000000000000..db44572c28fe
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25q080_2_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_w25q080.2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x32, 0x4b, 0x21, 0x20, 0x58, 0x60, 0x98, 0x68, 0x02, 0x21, 0x88, 0x43, 0x98, 0x60
+.byte 0xd8, 0x60, 0x18, 0x61, 0x58, 0x61, 0x2e, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x02, 0x21, 0x59, 0x61
+.byte 0x01, 0x21, 0xf0, 0x22, 0x99, 0x50, 0x2b, 0x49, 0x19, 0x60, 0x01, 0x21, 0x99, 0x60, 0x35, 0x20
+.byte 0x00, 0xf0, 0x44, 0xf8, 0x02, 0x22, 0x90, 0x42, 0x14, 0xd0, 0x06, 0x21, 0x19, 0x66, 0x00, 0xf0
+.byte 0x34, 0xf8, 0x19, 0x6e, 0x01, 0x21, 0x19, 0x66, 0x00, 0x20, 0x18, 0x66, 0x1a, 0x66, 0x00, 0xf0
+.byte 0x2c, 0xf8, 0x19, 0x6e, 0x19, 0x6e, 0x19, 0x6e, 0x05, 0x20, 0x00, 0xf0, 0x2f, 0xf8, 0x01, 0x21
+.byte 0x08, 0x42, 0xf9, 0xd1, 0x00, 0x21, 0x99, 0x60, 0x1b, 0x49, 0x19, 0x60, 0x00, 0x21, 0x59, 0x60
+.byte 0x1a, 0x49, 0x1b, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0xeb, 0x21, 0x19, 0x66, 0xa0, 0x21
+.byte 0x19, 0x66, 0x00, 0xf0, 0x12, 0xf8, 0x00, 0x21, 0x99, 0x60, 0x16, 0x49, 0x14, 0x48, 0x01, 0x60
+.byte 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc, 0x00, 0x28, 0x00, 0xd0, 0x00, 0x47, 0x12, 0x48, 0x13, 0x49
+.byte 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3, 0x08, 0x88, 0x08, 0x47, 0x03, 0xb5, 0x99, 0x6a, 0x04, 0x20
+.byte 0x01, 0x42, 0xfb, 0xd0, 0x01, 0x20, 0x01, 0x42, 0xf8, 0xd1, 0x03, 0xbd, 0x02, 0xb5, 0x18, 0x66
+.byte 0x18, 0x66, 0xff, 0xf7, 0xf2, 0xff, 0x18, 0x6e, 0x18, 0x6e, 0x02, 0xbd, 0x00, 0x00, 0x02, 0x40
+.byte 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x07, 0x00, 0x00, 0x03, 0x5f, 0x00, 0x21, 0x22, 0x00, 0x00
+.byte 0xf4, 0x00, 0x00, 0x18, 0x22, 0x20, 0x00, 0xa0, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x74, 0xb2, 0x4e, 0x7a
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25q080_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25q080_4_padded_checksum.S
new file mode 100644
index 000000000000..8591358b6e19
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25q080_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_w25q080.4.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x32, 0x4b, 0x21, 0x20, 0x58, 0x60, 0x98, 0x68, 0x02, 0x21, 0x88, 0x43, 0x98, 0x60
+.byte 0xd8, 0x60, 0x18, 0x61, 0x58, 0x61, 0x2e, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x04, 0x21, 0x59, 0x61
+.byte 0x01, 0x21, 0xf0, 0x22, 0x99, 0x50, 0x2b, 0x49, 0x19, 0x60, 0x01, 0x21, 0x99, 0x60, 0x35, 0x20
+.byte 0x00, 0xf0, 0x44, 0xf8, 0x02, 0x22, 0x90, 0x42, 0x14, 0xd0, 0x06, 0x21, 0x19, 0x66, 0x00, 0xf0
+.byte 0x34, 0xf8, 0x19, 0x6e, 0x01, 0x21, 0x19, 0x66, 0x00, 0x20, 0x18, 0x66, 0x1a, 0x66, 0x00, 0xf0
+.byte 0x2c, 0xf8, 0x19, 0x6e, 0x19, 0x6e, 0x19, 0x6e, 0x05, 0x20, 0x00, 0xf0, 0x2f, 0xf8, 0x01, 0x21
+.byte 0x08, 0x42, 0xf9, 0xd1, 0x00, 0x21, 0x99, 0x60, 0x1b, 0x49, 0x19, 0x60, 0x00, 0x21, 0x59, 0x60
+.byte 0x1a, 0x49, 0x1b, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0xeb, 0x21, 0x19, 0x66, 0xa0, 0x21
+.byte 0x19, 0x66, 0x00, 0xf0, 0x12, 0xf8, 0x00, 0x21, 0x99, 0x60, 0x16, 0x49, 0x14, 0x48, 0x01, 0x60
+.byte 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc, 0x00, 0x28, 0x00, 0xd0, 0x00, 0x47, 0x12, 0x48, 0x13, 0x49
+.byte 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3, 0x08, 0x88, 0x08, 0x47, 0x03, 0xb5, 0x99, 0x6a, 0x04, 0x20
+.byte 0x01, 0x42, 0xfb, 0xd0, 0x01, 0x20, 0x01, 0x42, 0xf8, 0xd1, 0x03, 0xbd, 0x02, 0xb5, 0x18, 0x66
+.byte 0x18, 0x66, 0xff, 0xf7, 0xf2, 0xff, 0x18, 0x6e, 0x18, 0x6e, 0x02, 0xbd, 0x00, 0x00, 0x02, 0x40
+.byte 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x07, 0x00, 0x00, 0x03, 0x5f, 0x00, 0x21, 0x22, 0x00, 0x00
+.byte 0xf4, 0x00, 0x00, 0x18, 0x22, 0x20, 0x00, 0xa0, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x0b, 0x8f, 0xd5
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25q128jvxq_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25q128jvxq_4_padded_checksum.S
new file mode 100644
index 000000000000..ac9d71b71b1f
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25q128jvxq_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: generated\Winbond\W25Q128JVxQ\boot2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0xf7, 0xb5, 0x73, 0x46, 0x21, 0x22, 0x02, 0x26, 0x01, 0x93, 0x29, 0x4b, 0xc0, 0x24, 0x5a, 0x60
+.byte 0x9a, 0x68, 0x00, 0x27, 0xb2, 0x43, 0xda, 0x60, 0x9a, 0x60, 0x1a, 0x61, 0x5a, 0x61, 0x04, 0x23
+.byte 0x01, 0x25, 0x64, 0x05, 0xa7, 0x60, 0x63, 0x61, 0x22, 0x4b, 0x30, 0x00, 0x1d, 0x60, 0xe0, 0x23
+.byte 0xdb, 0x02, 0x23, 0x60, 0x35, 0x23, 0xa5, 0x60, 0x23, 0x66, 0x23, 0x66, 0x00, 0xf0, 0x4a, 0xf8
+.byte 0xc0, 0xb2, 0xb0, 0x42, 0x12, 0xd0, 0x06, 0x23, 0x28, 0x00, 0x23, 0x66, 0x00, 0xf0, 0x42, 0xf8
+.byte 0x25, 0x66, 0x03, 0x20, 0x27, 0x66, 0x26, 0x66, 0x00, 0xf0, 0x3c, 0xf8, 0x03, 0x36, 0x26, 0x66
+.byte 0x02, 0x20, 0x26, 0x66, 0x00, 0xf0, 0x36, 0xf8, 0x28, 0x42, 0xf8, 0xd1, 0x00, 0x25, 0x12, 0x4b
+.byte 0xa5, 0x60, 0x12, 0x4f, 0x23, 0x60, 0x12, 0x4b, 0x65, 0x60, 0x01, 0x26, 0x3b, 0x60, 0xeb, 0x23
+.byte 0xa6, 0x60, 0x23, 0x66, 0x4b, 0x3b, 0x23, 0x66, 0x02, 0x20, 0x00, 0xf0, 0x23, 0xf8, 0x0d, 0x4b
+.byte 0xa5, 0x60, 0x3b, 0x60, 0xa6, 0x60, 0x01, 0x9b, 0xab, 0x42, 0x08, 0xd1, 0x0a, 0x4b, 0x0b, 0x4a
+.byte 0x13, 0x60, 0x1b, 0x68, 0x83, 0xf3, 0x08, 0x88, 0x09, 0x4b, 0x1b, 0x68, 0x18, 0x47, 0xf7, 0xbd
+.byte 0x00, 0x00, 0x02, 0x40, 0xf0, 0x00, 0x00, 0x18, 0x00, 0x03, 0x5f, 0x00, 0xf4, 0x00, 0x00, 0x18
+.byte 0x21, 0x22, 0x00, 0x00, 0x22, 0x20, 0x00, 0xa0, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x04, 0x01, 0x00, 0x10, 0xc0, 0x22, 0x03, 0x00, 0x04, 0x21, 0x52, 0x05, 0x90, 0x6a, 0x08, 0x42
+.byte 0xfc, 0xd0, 0x01, 0x21, 0x90, 0x6a, 0x08, 0x42, 0xfc, 0xd1, 0x01, 0x3b, 0xdb, 0xb2, 0x10, 0x6e
+.byte 0x00, 0x2b, 0xfa, 0xd1, 0x70, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xaa, 0xa0, 0xf0, 0x2f
\ No newline at end of file
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25q16jvxq_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25q16jvxq_4_padded_checksum.S
new file mode 100644
index 000000000000..ce60b03ca692
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25q16jvxq_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: generated\Winbond\W25Q16JVxQ\boot2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0xf7, 0xb5, 0x73, 0x46, 0x21, 0x22, 0x02, 0x26, 0x01, 0x93, 0x29, 0x4b, 0xc0, 0x24, 0x5a, 0x60
+.byte 0x9a, 0x68, 0x00, 0x27, 0xb2, 0x43, 0xda, 0x60, 0x9a, 0x60, 0x1a, 0x61, 0x5a, 0x61, 0x04, 0x23
+.byte 0x01, 0x25, 0x64, 0x05, 0xa7, 0x60, 0x63, 0x61, 0x22, 0x4b, 0x30, 0x00, 0x1d, 0x60, 0xe0, 0x23
+.byte 0xdb, 0x02, 0x23, 0x60, 0x35, 0x23, 0xa5, 0x60, 0x23, 0x66, 0x23, 0x66, 0x00, 0xf0, 0x4a, 0xf8
+.byte 0xc0, 0xb2, 0xb0, 0x42, 0x12, 0xd0, 0x06, 0x23, 0x28, 0x00, 0x23, 0x66, 0x00, 0xf0, 0x42, 0xf8
+.byte 0x25, 0x66, 0x03, 0x20, 0x27, 0x66, 0x26, 0x66, 0x00, 0xf0, 0x3c, 0xf8, 0x03, 0x36, 0x26, 0x66
+.byte 0x02, 0x20, 0x26, 0x66, 0x00, 0xf0, 0x36, 0xf8, 0x28, 0x42, 0xf8, 0xd1, 0x00, 0x25, 0x12, 0x4b
+.byte 0xa5, 0x60, 0x12, 0x4f, 0x23, 0x60, 0x12, 0x4b, 0x65, 0x60, 0x01, 0x26, 0x3b, 0x60, 0xeb, 0x23
+.byte 0xa6, 0x60, 0x23, 0x66, 0x4b, 0x3b, 0x23, 0x66, 0x02, 0x20, 0x00, 0xf0, 0x23, 0xf8, 0x0d, 0x4b
+.byte 0xa5, 0x60, 0x3b, 0x60, 0xa6, 0x60, 0x01, 0x9b, 0xab, 0x42, 0x08, 0xd1, 0x0a, 0x4b, 0x0b, 0x4a
+.byte 0x13, 0x60, 0x1b, 0x68, 0x83, 0xf3, 0x08, 0x88, 0x09, 0x4b, 0x1b, 0x68, 0x18, 0x47, 0xf7, 0xbd
+.byte 0x00, 0x00, 0x02, 0x40, 0xf0, 0x00, 0x00, 0x18, 0x00, 0x03, 0x5f, 0x00, 0xf4, 0x00, 0x00, 0x18
+.byte 0x21, 0x22, 0x00, 0x00, 0x22, 0x20, 0x00, 0xa0, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x04, 0x01, 0x00, 0x10, 0xc0, 0x22, 0x03, 0x00, 0x04, 0x21, 0x52, 0x05, 0x90, 0x6a, 0x08, 0x42
+.byte 0xfc, 0xd0, 0x01, 0x21, 0x90, 0x6a, 0x08, 0x42, 0xfc, 0xd1, 0x01, 0x3b, 0xdb, 0xb2, 0x10, 0x6e
+.byte 0x00, 0x2b, 0xfa, 0xd1, 0x70, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xaa, 0xa0, 0xf0, 0x2f
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25q64jv_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25q64jv_4_padded_checksum.S
new file mode 100644
index 000000000000..b7a5080eb881
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25q64jv_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_w25q64jv.4.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0xf7, 0xb5, 0x73, 0x46, 0x21, 0x22, 0x02, 0x25, 0x01, 0x93, 0x29, 0x4b, 0xc0, 0x24, 0x5a, 0x60
+.byte 0x9a, 0x68, 0x01, 0x26, 0xaa, 0x43, 0xda, 0x60, 0x9a, 0x60, 0x1a, 0x61, 0x5a, 0x61, 0x00, 0x23
+.byte 0x64, 0x05, 0xa3, 0x60, 0x04, 0x33, 0x63, 0x61, 0x22, 0x4b, 0x28, 0x00, 0x1e, 0x60, 0xe0, 0x23
+.byte 0xdb, 0x02, 0x23, 0x60, 0x35, 0x23, 0xa6, 0x60, 0x23, 0x66, 0x23, 0x66, 0x00, 0xf0, 0x4a, 0xf8
+.byte 0xc0, 0xb2, 0xa8, 0x42, 0x12, 0xd0, 0x06, 0x23, 0x30, 0x00, 0x23, 0x66, 0x00, 0xf0, 0x42, 0xf8
+.byte 0x31, 0x23, 0x28, 0x00, 0x23, 0x66, 0x25, 0x66, 0x00, 0xf0, 0x3c, 0xf8, 0x03, 0x35, 0x25, 0x66
+.byte 0x02, 0x20, 0x25, 0x66, 0x00, 0xf0, 0x36, 0xf8, 0x30, 0x42, 0xf8, 0xd1, 0x00, 0x25, 0x12, 0x4b
+.byte 0xa5, 0x60, 0x12, 0x4f, 0x23, 0x60, 0x12, 0x4b, 0x65, 0x60, 0x01, 0x26, 0x3b, 0x60, 0xeb, 0x23
+.byte 0xa6, 0x60, 0x23, 0x66, 0x4b, 0x3b, 0x23, 0x66, 0x02, 0x20, 0x00, 0xf0, 0x23, 0xf8, 0x0d, 0x4b
+.byte 0xa5, 0x60, 0x3b, 0x60, 0xa6, 0x60, 0x01, 0x9b, 0xab, 0x42, 0x08, 0xd1, 0x0a, 0x4b, 0x0b, 0x4a
+.byte 0x13, 0x60, 0x1b, 0x68, 0x83, 0xf3, 0x08, 0x88, 0x09, 0x4b, 0x1b, 0x68, 0x18, 0x47, 0xf7, 0xbd
+.byte 0x00, 0x00, 0x02, 0x40, 0xf0, 0x00, 0x00, 0x18, 0x00, 0x03, 0x5f, 0x00, 0xf4, 0x00, 0x00, 0x18
+.byte 0x21, 0x22, 0x00, 0x00, 0x22, 0x20, 0x00, 0xa0, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x04, 0x01, 0x00, 0x10, 0xc0, 0x23, 0x02, 0x00, 0x04, 0x21, 0x5b, 0x05, 0x98, 0x6a, 0x08, 0x42
+.byte 0xfc, 0xd0, 0x01, 0x21, 0x98, 0x6a, 0x08, 0x42, 0xfc, 0xd1, 0x18, 0x6e, 0x01, 0x2a, 0x00, 0xd0
+.byte 0x18, 0x6e, 0x70, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x2d, 0x68, 0xca
\ No newline at end of file
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25x10cl_2_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25x10cl_2_padded_checksum.S
new file mode 100644
index 000000000000..11dd37876308
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25x10cl_2_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_w25x10cl.2.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x14, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x02, 0x21, 0x59, 0x61, 0x12, 0x49, 0x19, 0x60
+.byte 0x00, 0x21, 0x59, 0x60, 0x11, 0x49, 0x12, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0xbb, 0x21
+.byte 0x19, 0x66, 0x02, 0x21, 0x19, 0x66, 0x08, 0x21, 0x98, 0x6a, 0x08, 0x42, 0xfc, 0xd0, 0x00, 0x21
+.byte 0x99, 0x60, 0x0c, 0x49, 0x0a, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc, 0x00, 0x28
+.byte 0x00, 0xd0, 0x00, 0x47, 0x08, 0x48, 0x09, 0x49, 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3, 0x08, 0x88
+.byte 0x08, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x03, 0x3f, 0x00, 0x1d, 0x12, 0x00, 0x00
+.byte 0xf4, 0x00, 0x00, 0x18, 0x1e, 0x10, 0x00, 0x20, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xba, 0x4f, 0x3e, 0xca
diff --git a/lib/rp2040/boot_stage2/boot2/boot2_w25x10cl_4_padded_checksum.S b/lib/rp2040/boot_stage2/boot2/boot2_w25x10cl_4_padded_checksum.S
new file mode 100644
index 000000000000..4f2ba086c3bf
--- /dev/null
+++ b/lib/rp2040/boot_stage2/boot2/boot2_w25x10cl_4_padded_checksum.S
@@ -0,0 +1,23 @@
+// Padded and checksummed version of: boot2_w25x10cl.4.bin
+
+.cpu cortex-m0plus
+.thumb
+
+.section .boot2, "ax"
+
+.byte 0x00, 0xb5, 0x14, 0x4b, 0x00, 0x21, 0x99, 0x60, 0x04, 0x21, 0x59, 0x61, 0x12, 0x49, 0x19, 0x60
+.byte 0x00, 0x21, 0x59, 0x60, 0x11, 0x49, 0x12, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0xbb, 0x21
+.byte 0x19, 0x66, 0x02, 0x21, 0x19, 0x66, 0x08, 0x21, 0x98, 0x6a, 0x08, 0x42, 0xfc, 0xd0, 0x00, 0x21
+.byte 0x99, 0x60, 0x0c, 0x49, 0x0a, 0x48, 0x01, 0x60, 0x01, 0x21, 0x99, 0x60, 0x01, 0xbc, 0x00, 0x28
+.byte 0x00, 0xd0, 0x00, 0x47, 0x08, 0x48, 0x09, 0x49, 0x08, 0x60, 0x03, 0xc8, 0x80, 0xf3, 0x08, 0x88
+.byte 0x08, 0x47, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x03, 0x3f, 0x00, 0x1d, 0x12, 0x00, 0x00
+.byte 0xf4, 0x00, 0x00, 0x18, 0x1e, 0x10, 0x00, 0x20, 0x00, 0x01, 0x00, 0x10, 0x08, 0xed, 0x00, 0xe0
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7c, 0x81, 0x53, 0x9a
diff --git a/src/rp2040/Kconfig b/src/rp2040/Kconfig
index 59891649e6b0..8459b5ac094b 100644
--- a/src/rp2040/Kconfig
+++ b/src/rp2040/Kconfig
@@ -74,22 +74,36 @@ config FLASH_APPLICATION_ADDRESS
 choice
     prompt "Flash chip" if LOW_LEVEL_OPTIONS && RP2040_HAVE_STAGE2
     config RP2040_FLASH_W25Q080
-        bool "W25Q080 with CLKDIV 2"
+        bool "WINBOND W25Q080 1MB QUAD SPI(PICO)"
+    config RP2040_FLASH_W25Q16
+        bool "WINBOND W25Q16JV 2MB QUAD SPI"
+        config RP2040_FLASH_W25Q32
+        bool "WINBOND W25Q32JV 4MB QUAD SPI"
+    config RP2040_FLASH_W25Q64
+        bool "WINBOND W25Q64JV 8MB QUAD SPI"
+    config RP2040_FLASH_W25Q128
+        bool "WINBOND W25Q128JV 16MB QUAD SPI"
+    config RP2040_FLASH_IS25LP080
+            bool "ISSI IS25LP080 1MB DUAL SPI"
     config RP2040_FLASH_GENERIC_03
         bool "GENERIC_03H with CLKDIV 4"
 endchoice
 
 config RP2040_STAGE2_FILE
     string
-    default "boot2_generic_03h.S" if RP2040_FLASH_GENERIC_03
-    default "boot2_w25q080.S"
+    default "boot2_generic_03h_4_padded_checksum.S" if RP2040_FLASH_GENERIC_03
+    default "boot2_w25q080_4_padded_checksum.S" if RP2040_FLASH_W25Q080
+    default "boot2_w25q16jvxq_4_padded_checksum.S" if RP2040_FLASH_W25Q16
+    default "boot2_W25Q32JVxQ_4_padded_checksum.S" if RP2040_FLASH_W25Q16
+    default "boot2_w25q64jv_4_padded_checksum.S" if RP2040_FLASH_W25Q64
+    default "boot2_w25q128jvxq_4_padded_checksum.S" if RP2040_FLASH_W25Q128
+    default "boot2_is25lp080_2_padded_checksum.S" if RP2040_FLASH_IS25LP080
 
 config RP2040_STAGE2_CLKDIV
     int
     default 4 if RP2040_FLASH_GENERIC_03
     default 2
 
-
 ######################################################################
 # Communication inteface
 ######################################################################
diff --git a/src/rp2040/Makefile b/src/rp2040/Makefile
index 64199014009a..9775298ae736 100644
--- a/src/rp2040/Makefile
+++ b/src/rp2040/Makefile
@@ -28,13 +28,9 @@ src-$(CONFIG_HAVE_GPIO_I2C) += rp2040/i2c.c
 
 # rp2040 stage2 building
 STAGE2_FILE := $(shell echo $(CONFIG_RP2040_STAGE2_FILE))
-$(OUT)stage2.o: lib/rp2040/boot_stage2/$(STAGE2_FILE) $(OUT)autoconf.h
+$(OUT)stage2.o: lib/rp2040/boot_stage2/boot2/$(STAGE2_FILE)
 	@echo "  Building rp2040 stage2 $@"
-	$(Q)$(CC) $(CFLAGS) -Ilib/rp2040/boot_stage2 -Ilib/rp2040/boot_stage2/asminclude -DPICO_FLASH_SPI_CLKDIV=$(CONFIG_RP2040_STAGE2_CLKDIV) -c $< -o $(OUT)stage2raw1.o
-	$(Q)$(LD) $(OUT)stage2raw1.o --script=lib/rp2040/boot_stage2/boot_stage2.ld -o $(OUT)stage2raw.o
-	$(Q)$(OBJCOPY) -O binary $(OUT)stage2raw.o $(OUT)stage2raw.bin
-	$(Q)lib/rp2040/boot_stage2/pad_checksum -s 0xffffffff $(OUT)stage2raw.bin $(OUT)stage2.S
-	$(Q)$(CC) $(CFLAGS) -c $(OUT)stage2.S -o $(OUT)stage2.o
+	$(Q)$(CC) $(CFLAGS) -Ilib/rp2040/boot_stage2 -Ilib/rp2040/boot_stage2/asminclude -c $< -o $@
 
 # Binary output file rules when using stage2
 $(OUT)lib/rp2040/elf2uf2/elf2uf2: lib/rp2040/elf2uf2/main.cpp