80 static void sh_qspi_init(struct sh_qspi_slave *ss)  in sh_qspi_init()  argument
84 	writeb(SPCR_MSTR, &ss->regs->spcr);  in sh_qspi_init()
87 	writeb(0x00, &ss->regs->sslp);  in sh_qspi_init()
90 	writeb(SPPCR_IO3FV|SPPCR_IO2FV, &ss->regs->sppcr);  in sh_qspi_init()
93 	writeb(0x01, &ss->regs->spbr);  in sh_qspi_init()
96 	writeb(0x00, &ss->regs->spdcr);  in sh_qspi_init()
99 	writeb(0x00, &ss->regs->spckd);  in sh_qspi_init()
102 	writeb(0x00, &ss->regs->sslnd);  in sh_qspi_init()
105 	writeb(0x00, &ss->regs->spnd);  in sh_qspi_init()
108 	writew(SPCMD_INIT2, &ss->regs->spcmd0);  in sh_qspi_init()
111 	setbits_8(&ss->regs->spbfcr, SPBFCR_TXRST|SPBFCR_RXRST);  in sh_qspi_init()
114 	clrbits_8(&ss->regs->spbfcr, SPBFCR_TXRST|SPBFCR_RXRST);  in sh_qspi_init()
117 	writeb(0x00, &ss->regs->spscr);  in sh_qspi_init()
120 	setbits_8(&ss->regs->spcr, SPCR_SPE);  in sh_qspi_init()
130 	struct sh_qspi_slave *ss = to_sh_qspi(slave);  in spi_cs_activate()  local
133 	writeb(SPCR_MSTR, &ss->regs->spcr);  in spi_cs_activate()
136 	writew(SPCMD_INIT1, &ss->regs->spcmd0);  in spi_cs_activate()
139 	setbits_8(&ss->regs->spbfcr, SPBFCR_TXRST|SPBFCR_RXRST);  in spi_cs_activate()
142 	clrbits_8(&ss->regs->spbfcr, SPBFCR_TXRST|SPBFCR_RXRST);  in spi_cs_activate()
145 	writeb(0x00, &ss->regs->spscr);  in spi_cs_activate()
148 	setbits_8(&ss->regs->spcr, SPCR_SPE);  in spi_cs_activate()
153 	struct sh_qspi_slave *ss = to_sh_qspi(slave);  in spi_cs_deactivate()  local
156 	clrbits_8(&ss->regs->spcr, SPCR_SPE);  in spi_cs_deactivate()
167 	struct sh_qspi_slave *ss;  in spi_setup_slave()  local
172 	ss = spi_alloc_slave(struct sh_qspi_slave, bus, cs);  in spi_setup_slave()
173 	if (!ss) {  in spi_setup_slave()
178 	ss->regs = (struct sh_qspi_regs *)SH_QSPI_BASE;  in spi_setup_slave()
181 	sh_qspi_init(ss);  in spi_setup_slave()
183 	return &ss->slave;  in spi_setup_slave()
205 	struct sh_qspi_slave *ss = to_sh_qspi(slave);  in spi_xfer()  local
210 	u32 *spbmul0 = &ss->regs->spbmul0;  in spi_xfer()
248 		clrsetbits_8(&ss->regs->spbfcr, SPBFCR_TXTRG | SPBFCR_RXTRG,  in spi_xfer()
251 		ret = wait_for_bit_8(&ss->regs->spsr, SPSR_SPTEF,  in spi_xfer()
257 			writeb(*tdata, &ss->regs->spdr);  in spi_xfer()
262 		ret = wait_for_bit_8(&ss->regs->spsr, SPSR_SPRFF,  in spi_xfer()
268 			*rdata = readb(&ss->regs->spdr);  in spi_xfer()