43 static void slic_write(struct spi_device *spi, u16 addr,  in slic_write()  argument
48 	addr = bitrev16(addr) >> 1;  in slic_write()
50 	temp[0] = (u8)((addr >> 8) & 0x7f);  in slic_write()
51 	temp[1] = (u8)(addr & 0xfe);  in slic_write()
54 	/* write spi addr and value */  in slic_write()
58 static u8 slic_read(struct spi_device *spi, u16 addr)  in slic_read()  argument
63 	addr = bitrev16(addr) >> 1;  in slic_read()
64 	temp[0] = (u8)(((addr >> 8) & 0x7f) | 0x80);  in slic_read()
65 	temp[1] = (u8)(addr & 0xfe);  in slic_read()
87 	/* Receive E1 Mode, Framer Disabled */  in ds26522_e1_spec_config()
90 	/* Transmit E1 Mode, Framer Disable */  in ds26522_e1_spec_config()
93 	/* Receive E1 Mode Framer Enable */  in ds26522_e1_spec_config()
97 	/* Transmit E1 Mode Framer Enable */  in ds26522_e1_spec_config()
105 	/* RSYSCLK=2.048MHz, RSYNC-Output */  in ds26522_e1_spec_config()
112 	/* TSYSCLK=2.048MHz, TSYNC-Output */  in ds26522_e1_spec_config()
122 	/* Receive E1 Mode Framer Enable & init Done */  in ds26522_e1_spec_config()
126 	/* Transmit E1 Mode Framer Enable & init Done */  in ds26522_e1_spec_config()
130 	/* Configure LIU E1 mode */  in ds26522_e1_spec_config()
133 	/* E1 Mode default 75 ohm w/Transmit Impedance Matlinking */  in ds26522_e1_spec_config()
137 	/* E1 Mode default 75 ohm Long Haul w/Receive Impedance Matlinking */  in ds26522_e1_spec_config()
147 	u16 addr;  in slic_ds26522_init_configure()  local
179 	for (addr = DS26522_RF_ADDR_START; addr <= DS26522_RF_ADDR_END;  in slic_ds26522_init_configure()
180 	     addr++)  in slic_ds26522_init_configure()
181 		slic_write(spi, addr, 0);  in slic_ds26522_init_configure()
183 	for (addr = DS26522_TF_ADDR_START; addr <= DS26522_TF_ADDR_END;  in slic_ds26522_init_configure()
184 	     addr++)  in slic_ds26522_init_configure()
185 		slic_write(spi, addr, 0);  in slic_ds26522_init_configure()
187 	for (addr = DS26522_LIU_ADDR_START; addr <= DS26522_LIU_ADDR_END;  in slic_ds26522_init_configure()
188 	     addr++)  in slic_ds26522_init_configure()
189 		slic_write(spi, addr, 0);  in slic_ds26522_init_configure()
191 	for (addr = DS26522_BERT_ADDR_START; addr <= DS26522_BERT_ADDR_END;  in slic_ds26522_init_configure()
192 	     addr++)  in slic_ds26522_init_configure()
193 		slic_write(spi, addr, 0);  in slic_ds26522_init_configure()
214 	spi->bits_per_word = 8;  in slic_ds26522_probe()
221 		pr_info("DS26522 cs%d configured\n", spi->chip_select);  in slic_ds26522_probe()