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xilinx: Move bootmode detection to separate function

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Create special function for reading bootmode on Versal and ZynqMP.
Zynq is using specific function (without mask) already.
Future patches will be calling this function from different location too.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2020-04-08 11:04:41 +02:00
parent a29511eeca
commit 51f6c52e6b
2 changed files with 35 additions and 16 deletions
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23
board/xilinx/versal/board.c
View file

@ -82,9 +82,23 @@ int board_early_init_r(void)
return 0;
}
static u8 versal_get_bootmode(void)
{
u8 bootmode;
u32 reg = 0;
reg = readl(&crp_base->boot_mode_usr);
if (reg >> BOOT_MODE_ALT_SHIFT)
reg >>= BOOT_MODE_ALT_SHIFT;
bootmode = reg & BOOT_MODES_MASK;
return bootmode;
}
int board_late_init(void)
{
u32 reg = 0;
u8 bootmode;
struct udevice *dev;
int bootseq = -1;
@ -99,12 +113,7 @@ int board_late_init(void)
return 0;
}
reg = readl(&crp_base->boot_mode_usr);
if (reg >> BOOT_MODE_ALT_SHIFT)
reg >>= BOOT_MODE_ALT_SHIFT;
bootmode = reg & BOOT_MODES_MASK;
bootmode = versal_get_bootmode();
puts("Bootmode: ");
switch (bootmode) {

28
board/xilinx/zynqmp/zynqmp.c
View file

@ -552,9 +552,26 @@ static int set_fdtfile(void)
return 0;
}
static u8 zynqmp_get_bootmode(void)
{
u8 bootmode;
u32 reg = 0;
int ret;
ret = zynqmp_mmio_read((ulong)&crlapb_base->boot_mode, &reg);
if (ret)
return -EINVAL;
if (reg >> BOOT_MODE_ALT_SHIFT)
reg >>= BOOT_MODE_ALT_SHIFT;
bootmode = reg & BOOT_MODES_MASK;
return bootmode;
}
int board_late_init(void)
{
u32 reg = 0;
u8 bootmode;
struct udevice *dev;
int bootseq = -1;
@ -578,14 +595,7 @@ int board_late_init(void)
if (ret)
return ret;
ret = zynqmp_mmio_read((ulong)&crlapb_base->boot_mode, &reg);
if (ret)
return -EINVAL;
if (reg >> BOOT_MODE_ALT_SHIFT)
reg >>= BOOT_MODE_ALT_SHIFT;
bootmode = reg & BOOT_MODES_MASK;
bootmode = zynqmp_get_bootmode();
puts("Bootmode: ");
switch (bootmode) {