Maxim Integrated 73M1822/73M1922 Hardware Module for SMDK412 - Manual (Page 3)

UG_1x22_054 73M1822/73M1922 Hardware Module for SMDK412 User Guide
Rev. 1.1 3
Table of Contents
1 Introduction ............................................................................................................................... 5
1.1 Purpose and Scope ............................................................................................................ 5
1.2 Conventions Used in this Guide ........................................................................................ 5
1.3 Acronyms ............................................................................................................................ 5
2 Overview.................................................................................................................................... 6
2.1 Driver Architecture ............................................................................................................. 6
2.2 Functional Overview ........................................................................................................... 6
3 Accessing the Driver from the Linux User Space.................................................................... 7
3.1 mknod ................................................................................................................................. 7
3.2 open..................................................................................................................................... 7
3.3 close .................................................................................................................................... 8
3.4 read ..................................................................................................................................... 8
3.5 write ..................................................................................................................................... 9
3.6 ioctl ...................................................................................................................................... 9
3.6.1 TSC_1X22_MAFE_GET_RS232 .............................................................................. 10
3.6.2 TSC_1X22_MAFE_SET_RS232 .............................................................................. 10
3.6.3 TSC_1X22_MAFE_GET_RX_STAT ......................................................................... 11
3.6.4 TSC_1X22_MAFE_GET_TX_STAT ......................................................................... 11
3.6.5 TSC_1X22_MAFE_RD_REG_NB ............................................................................ 12
3.6.6 TSC_1X22_MAFE_RD_REG_IM ............................................................................. 13
3.6.7 TSC_1X22_MAFE_RD_REG_BL ............................................................................. 13
3.6.8 TSC_1X22_MAFE_WR_REG_NB............................................................................ 14
3.6.9 TSC_1X22_MAFE_WR_REG_BL ............................................................................ 14
3.6.10 TSC_1X22_MAFE_SET_REG_AUTO_POLL ........................................................... 15
3.6.11 TSC_1X22_MAFE_IRQ_HW .................................................................................... 15
3.6.12 TSC_1X22_MAFE_IRQ_SW .................................................................................... 16
3.6.13 TSC_1X22_MAFE_IRQ_ENABLE ............................................................................ 16
3.6.14 TSC_1X22_MAFE_IRQ_DISABLE ........................................................................... 17
3.6.15 TSC_1X22_MAFE_IRQ_DOWN .............................................................................. 17
3.6.16 TSC_1X22_MAFE_IRQ_DOWN_TRY...................................................................... 18
3.6.17 TSC_1X22_MAFE_IRQ_UP ..................................................................................... 18
4 Accessing the Driver from the Linux Kernel Space .............................................................. 19
4.1 mknod ............................................................................................................................... 19
4.2 tsc_1x22_mafe_open ........................................................................................................ 19
4.3 tsc_1x22_mafe_close ....................................................................................................... 19
4.4 tsc_1x22_mafe_read ......................................................................................................... 20
4.5 tsc_1x22_mafe_write ........................................................................................................ 20
4.6 ioctl .................................................................................................................................... 21
4.6.1 tsc_1x22_rs232_get ................................................................................................. 21
4.6.2 tsc_1x22_rs232_set ................................................................................................. 21
4.6.3 tsc_1x22_mafe_get_rx_stat ..................................................................................... 22
4.6.4 tsc_1x22_mafe_get_tx_stat...................................................................................... 22
4.6.5 tsc_1x22_mafe_rd_rg_nb ......................................................................................... 23
4.6.6 tsc_1x22_mafe_rd_rg_im ......................................................................................... 24
4.6.7 tsc_1x22_mafe_rd_rg_bl .......................................................................................... 24
4.6.8 tsc_1x22_mafe_wr_rg_nb ........................................................................................ 25
4.6.9 tsc_1x22_mafe_wr_rg_bl ......................................................................................... 25
4.6.10 tsc_1x22_mafe_set_reg_auto_poll ........................................................................... 26