diff options
Diffstat (limited to 'drivers/staging/rtl8187se/r8180_max2820.c')
| -rw-r--r-- | drivers/staging/rtl8187se/r8180_max2820.c | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/drivers/staging/rtl8187se/r8180_max2820.c b/drivers/staging/rtl8187se/r8180_max2820.c deleted file mode 100644 index cea08463d5ee..000000000000 --- a/drivers/staging/rtl8187se/r8180_max2820.c +++ /dev/null @@ -1,240 +0,0 @@ -/* - This files contains MAXIM MAX2820 radio frontend programming routines. - - This is part of rtl8180 OpenSource driver - Copyright (C) Andrea Merello 2004-2005 <andreamrl@tiscali.it> - Released under the terms of GPL (General Public Licence) - - Parts of this driver are based on the GPL part of the - official realtek driver - - Parts of this driver are based on the rtl8180 driver skeleton - from Patric Schenke & Andres Salomon - - Parts of this driver are based on the Intel Pro Wireless 2100 GPL driver. - - NetBSD rtl8180 driver from Dave Young has been really useful to - understand how to program the MAXIM radio. Thanks a lot!!! - - 'The Deuce' tested this and fixed some bugs. - - Code from rtl8181 project has been useful to me to understand some things. - - We want to tanks the Authors of such projects and the Ndiswrapper - project Authors. -*/ - - -#include "r8180.h" -#include "r8180_hw.h" -#include "r8180_max2820.h" - - -//#define DEBUG_MAXIM - -u32 maxim_chan[] = { - 0, //dummy channel 0 - 12, //1 - 17, //2 - 22, //3 - 27, //4 - 32, //5 - 37, //6 - 42, //7 - 47, //8 - 52, //9 - 57, //10 - 62, //11 - 67, //12 - 72, //13 - 84, //14 -}; - -#if 0 -/* maxim expects 4 bit address MSF, then 12 bit data MSF*/ -void write_maxim(struct net_device *dev,u8 adr, u32 data) -{ - - int shift; - short bit; - u16 word; - - adr = adr &0xf; - word = (u16)data & 0xfff; - word |= (adr<<12); - /*write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | BB_HOST_BANG_EN); - read_nic_dword(dev,PHY_CONFIG); - mdelay(1); - - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | BB_HOST_BANG_EN | BB_HOST_BANG_CLK); - read_nic_dword(dev,PHY_CONFIG); - mdelay(1); - */ - - /* MAX2820 will sample data on rising edge of clock */ - for(shift = 15;shift >=0; shift--){ - bit = word>>shift & 1; - - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | (bit<<BB_HOST_BANG_DATA)); - - read_nic_dword(dev,PHY_CONFIG); - mdelay(2); - - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | - (bit<<BB_HOST_BANG_DATA) | BB_HOST_BANG_CLK); /* sample data */ - - read_nic_dword(dev,PHY_CONFIG); - mdelay(1); - - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | - (bit<<BB_HOST_BANG_DATA)); - - read_nic_dword(dev,PHY_CONFIG); - mdelay(2); - - } - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | (bit<<BB_HOST_BANG_DATA)| - BB_HOST_BANG_EN); - read_nic_dword(dev,PHY_CONFIG); - mdelay(2); - - /* The shift register fill flush to the requested register the - * last 12 bits data shifted in - */ - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | (bit<<BB_HOST_BANG_DATA)| - BB_HOST_BANG_EN | BB_HOST_BANG_CLK); - read_nic_dword(dev,PHY_CONFIG); - mdelay(2); - - write_nic_dword(dev,PHY_CONFIG,BB_HOST_BANG | (bit<<BB_HOST_BANG_DATA)| - BB_HOST_BANG_EN); - read_nic_dword(dev,PHY_CONFIG); - mdelay(2); - - -#ifdef DEBUG_MAXIM - DMESG("Writing maxim: %x (adr %x)",phy_config,adr); -#endif - -} -#endif - -void write_maxim(struct net_device *dev,u8 adr, u32 data) { - u32 temp; - temp = 0x90 + (data & 0xf); - temp <<= 16; - temp += adr; - temp <<= 8; - temp += (data >> 4) & 0xff; -#ifdef DEBUG_MAXIM - DMESG("write_maxim: %08x", temp); -#endif - write_nic_dword(dev, PHY_CONFIG, temp); - force_pci_posting(dev); - mdelay(1); -} - - -void maxim_write_phy_antenna(struct net_device *dev,short ch) -{ - struct r8180_priv *priv = ieee80211_priv(dev); - u8 ant; - - ant = MAXIM_ANTENNA; - if(priv->antb) /*default antenna is antenna B */ - ant |= BB_ANTENNA_B; - if(ch == 14) - ant |= BB_ANTATTEN_CHAN14; - write_phy(dev,0x10,ant); - //DMESG("BB antenna %x ",ant); -} - - -void maxim_rf_set_chan(struct net_device *dev, short ch) -{ - struct r8180_priv *priv = ieee80211_priv(dev); - u32 txpw = 0xff & priv->chtxpwr[ch]; - u32 chan = maxim_chan[ch]; - - /*While philips SA2400 drive the PA bias - *seems that for MAXIM we delegate this - *to the BB - */ - - //write_maxim(dev,5,txpw); - write_phy(dev,3,txpw); - - maxim_write_phy_antenna(dev,ch); - write_maxim(dev,3,chan); -} - - -void maxim_rf_close(struct net_device *dev) -{ - write_phy(dev, 3, 0x8); - write_maxim(dev, 1, 0); -} - - -void maxim_rf_init(struct net_device *dev) -{ - struct r8180_priv *priv = ieee80211_priv(dev); - u32 anaparam; - - write_nic_byte(dev,PHY_DELAY,0x6); //this is general - write_nic_byte(dev,CARRIER_SENSE_COUNTER,0x4c); //this is general - - /*these are maxim specific*/ - anaparam = read_nic_dword(dev,ANAPARAM); - anaparam = anaparam &~ (ANAPARAM_TXDACOFF_SHIFT); - anaparam = anaparam &~ANAPARAM_PWR1_MASK; - anaparam = anaparam &~ANAPARAM_PWR0_MASK; - anaparam |= (MAXIM_ANAPARAM_PWR1_ON<<ANAPARAM_PWR1_SHIFT); - anaparam |= (MAXIM_ANAPARAM_PWR0_ON<<ANAPARAM_PWR0_SHIFT); - - //rtl8180_set_anaparam(dev,anaparam); - - /* MAXIM from netbsd driver */ - - write_maxim(dev,0, 7); /* test mode as indicated in datasheet*/ - write_maxim(dev,1, 0x1e); /* enable register*/ - write_maxim(dev,2, 1); /* synt register */ - - - maxim_rf_set_chan(dev,priv->chan); - - write_maxim(dev,4, 0x313); /* rx register*/ - - /* PA is driven directly by the BB, we keep the MAXIM bias - * at the highest value in the boubt tha pleacing it to lower - * values may introduce some further attenuation somewhere.. - */ - - write_maxim(dev,5, 0xf); - - - /*baseband configuration*/ - write_phy(dev,0,0x88); //sys1 - write_phy(dev,3,0x8); //txagc - write_phy(dev,4,0xf8); // lnadet - write_phy(dev,5,0x90); // ifagcinit - write_phy(dev,6,0x1a); // ifagclimit - write_phy(dev,7,0x64); // ifagcdet - - /*Should be done something more here??*/ - - maxim_write_phy_antenna(dev,priv->chan); - - write_phy(dev,0x11,0x88); //trl - if(priv->diversity) - write_phy(dev,0x12,0xc7); - else - write_phy(dev,0x12,0x47); - - write_phy(dev,0x13,0x9b); - - write_phy(dev,0x19,0x0); //CHESTLIM - write_phy(dev,0x1a,0x9f); //CHSQLIM - - maxim_rf_set_chan(dev,priv->chan); -} |