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Commit 32d55ff9 authored by Linus Walleij's avatar Linus Walleij
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mach-u300: set apropriate FIFO trigger levels 



The U300 just defined the fill level limits for the FIFOs to
1 item out of habit. It can easily handle four.

Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent cde21de1

arch/arm/mach-u300/spi.c

+2 −2
Original line number Diff line number Diff line
@@ -40,8 +40,8 @@ struct pl022_config_chip dummy_chip_info = { 
	.hierarchy = SSP_MASTER,

	/* 0 = drive TX even as slave, 1 = do not drive TX as slave */

	.slave_tx_disable = 0,

	.rx_lev_trig = SSP_RX_1_OR_MORE_ELEM,

	.tx_lev_trig = SSP_TX_1_OR_MORE_EMPTY_LOC,

	.rx_lev_trig = SSP_RX_4_OR_MORE_ELEM,

	.tx_lev_trig = SSP_TX_4_OR_MORE_EMPTY_LOC,

	.ctrl_len = SSP_BITS_12,

	.wait_state = SSP_MWIRE_WAIT_ZERO,

	.duplex = SSP_MICROWIRE_CHANNEL_FULL_DUPLEX,