Commit 0f24017a authored by Aaro Koskinen's avatar Aaro Koskinen Committed by Ralf Baechle

MIPS: Octeon: Move cvmx_fuse_read_byte()

Move cvmx_fuse_read_byte() into a .c file.
Signed-off-by: default avatarAaro Koskinen <aaro.koskinen@nsn.com>
Cc: David Daney <david.daney@cavium.com>
Cc: linux-mips@linux-mips.org
Cc: Aaro Koskinen <aaro.koskinen@nsn.com>
Patchwork: https://patchwork.linux-mips.org/patch/7666/Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 569309b4
...@@ -27,6 +27,26 @@ ...@@ -27,6 +27,26 @@
#include <asm/octeon/octeon.h> #include <asm/octeon/octeon.h>
/**
* Read a byte of fuse data
* @byte_addr: address to read
*
* Returns fuse value: 0 or 1
*/
uint8_t cvmx_fuse_read_byte(int byte_addr)
{
union cvmx_mio_fus_rcmd read_cmd;
read_cmd.u64 = 0;
read_cmd.s.addr = byte_addr;
read_cmd.s.pend = 1;
cvmx_write_csr(CVMX_MIO_FUS_RCMD, read_cmd.u64);
while ((read_cmd.u64 = cvmx_read_csr(CVMX_MIO_FUS_RCMD))
&& read_cmd.s.pend)
;
return read_cmd.s.dat;
}
/** /**
* Given the chip processor ID from COP0, this function returns a * Given the chip processor ID from COP0, this function returns a
* string representing the chip model number. The string is of the * string representing the chip model number. The string is of the
......
...@@ -451,25 +451,7 @@ static inline uint32_t cvmx_octeon_num_cores(void) ...@@ -451,25 +451,7 @@ static inline uint32_t cvmx_octeon_num_cores(void)
return cvmx_pop(ciu_fuse); return cvmx_pop(ciu_fuse);
} }
/** uint8_t cvmx_fuse_read_byte(int byte_addr);
* Read a byte of fuse data
* @byte_addr: address to read
*
* Returns fuse value: 0 or 1
*/
static uint8_t cvmx_fuse_read_byte(int byte_addr)
{
union cvmx_mio_fus_rcmd read_cmd;
read_cmd.u64 = 0;
read_cmd.s.addr = byte_addr;
read_cmd.s.pend = 1;
cvmx_write_csr(CVMX_MIO_FUS_RCMD, read_cmd.u64);
while ((read_cmd.u64 = cvmx_read_csr(CVMX_MIO_FUS_RCMD))
&& read_cmd.s.pend)
;
return read_cmd.s.dat;
}
/** /**
* Read a single fuse bit * Read a single fuse bit
......
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