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spi: dw: Use generic function to read reg address

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Using an fdt-specific function causes problems when compiled with a live
tree.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Tested-by Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
This commit is contained in:
Sean Anderson 2020-10-16 18:57:46 -04:00 committed by Jagan Teki
parent 13fc44e222
commit c785f43ffd
1 changed files with 2 additions and 0 deletions
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2
drivers/spi/designware_spi.c
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@ -160,6 +160,8 @@ static int dw_spi_ofdata_to_platdata(struct udevice *bus)
struct dw_spi_platdata *plat = bus->platdata;
plat->regs = dev_read_addr_ptr(bus);
if (!plat->regs)
return -EINVAL;
/* Use 500KHz as a suitable default */
plat->frequency = dev_read_u32_default(bus, "spi-max-frequency",