684 lines
20 KiB
C
684 lines
20 KiB
C
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#ifndef LINUX_SSB_H_
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#define LINUX_SSB_H_
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#include <linux/device.h>
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#include <linux/list.h>
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <linux/pci.h>
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#include <linux/gpio.h>
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#include <linux/mod_devicetable.h>
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#include <linux/dma-mapping.h>
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#include <linux/platform_device.h>
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#include <linux/ssb/ssb_regs.h>
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struct pcmcia_device;
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struct ssb_bus;
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struct ssb_driver;
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struct ssb_sprom_core_pwr_info {
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u8 itssi_2g, itssi_5g;
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u8 maxpwr_2g, maxpwr_5gl, maxpwr_5g, maxpwr_5gh;
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u16 pa_2g[4], pa_5gl[4], pa_5g[4], pa_5gh[4];
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};
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struct ssb_sprom {
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u8 revision;
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u8 il0mac[6] __aligned(sizeof(u16)); /* MAC address for 802.11b/g */
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u8 et0mac[6] __aligned(sizeof(u16)); /* MAC address for Ethernet */
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u8 et1mac[6] __aligned(sizeof(u16)); /* MAC address for 802.11a */
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u8 et2mac[6] __aligned(sizeof(u16)); /* MAC address for extra Ethernet */
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u8 et0phyaddr; /* MII address for enet0 */
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u8 et1phyaddr; /* MII address for enet1 */
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u8 et2phyaddr; /* MII address for enet2 */
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u8 et0mdcport; /* MDIO for enet0 */
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u8 et1mdcport; /* MDIO for enet1 */
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u8 et2mdcport; /* MDIO for enet2 */
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u16 dev_id; /* Device ID overriding e.g. PCI ID */
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u16 board_rev; /* Board revision number from SPROM. */
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u16 board_num; /* Board number from SPROM. */
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u16 board_type; /* Board type from SPROM. */
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u8 country_code; /* Country Code */
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char alpha2[2]; /* Country Code as two chars like EU or US */
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u8 leddc_on_time; /* LED Powersave Duty Cycle On Count */
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u8 leddc_off_time; /* LED Powersave Duty Cycle Off Count */
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u8 ant_available_a; /* 2GHz antenna available bits (up to 4) */
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u8 ant_available_bg; /* 5GHz antenna available bits (up to 4) */
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u16 pa0b0;
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u16 pa0b1;
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u16 pa0b2;
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u16 pa1b0;
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u16 pa1b1;
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u16 pa1b2;
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u16 pa1lob0;
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u16 pa1lob1;
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u16 pa1lob2;
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u16 pa1hib0;
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u16 pa1hib1;
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u16 pa1hib2;
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u8 gpio0; /* GPIO pin 0 */
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u8 gpio1; /* GPIO pin 1 */
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u8 gpio2; /* GPIO pin 2 */
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u8 gpio3; /* GPIO pin 3 */
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u8 maxpwr_bg; /* 2.4GHz Amplifier Max Power (in dBm Q5.2) */
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u8 maxpwr_al; /* 5.2GHz Amplifier Max Power (in dBm Q5.2) */
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u8 maxpwr_a; /* 5.3GHz Amplifier Max Power (in dBm Q5.2) */
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u8 maxpwr_ah; /* 5.8GHz Amplifier Max Power (in dBm Q5.2) */
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u8 itssi_a; /* Idle TSSI Target for A-PHY */
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u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */
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u8 tri2g; /* 2.4GHz TX isolation */
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u8 tri5gl; /* 5.2GHz TX isolation */
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u8 tri5g; /* 5.3GHz TX isolation */
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u8 tri5gh; /* 5.8GHz TX isolation */
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u8 txpid2g[4]; /* 2GHz TX power index */
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u8 txpid5gl[4]; /* 4.9 - 5.1GHz TX power index */
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u8 txpid5g[4]; /* 5.1 - 5.5GHz TX power index */
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u8 txpid5gh[4]; /* 5.5 - ...GHz TX power index */
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s8 rxpo2g; /* 2GHz RX power offset */
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s8 rxpo5g; /* 5GHz RX power offset */
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u8 rssisav2g; /* 2GHz RSSI params */
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u8 rssismc2g;
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u8 rssismf2g;
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u8 bxa2g; /* 2GHz BX arch */
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u8 rssisav5g; /* 5GHz RSSI params */
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u8 rssismc5g;
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u8 rssismf5g;
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u8 bxa5g; /* 5GHz BX arch */
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u16 cck2gpo; /* CCK power offset */
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u32 ofdm2gpo; /* 2.4GHz OFDM power offset */
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u32 ofdm5glpo; /* 5.2GHz OFDM power offset */
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u32 ofdm5gpo; /* 5.3GHz OFDM power offset */
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u32 ofdm5ghpo; /* 5.8GHz OFDM power offset */
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u32 boardflags;
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u32 boardflags2;
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u32 boardflags3;
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/* TODO: Switch all drivers to new u32 fields and drop below ones */
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u16 boardflags_lo; /* Board flags (bits 0-15) */
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u16 boardflags_hi; /* Board flags (bits 16-31) */
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u16 boardflags2_lo; /* Board flags (bits 32-47) */
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u16 boardflags2_hi; /* Board flags (bits 48-63) */
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struct ssb_sprom_core_pwr_info core_pwr_info[4];
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/* Antenna gain values for up to 4 antennas
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* on each band. Values in dBm/4 (Q5.2). Negative gain means the
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* loss in the connectors is bigger than the gain. */
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struct {
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s8 a0, a1, a2, a3;
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} antenna_gain;
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struct {
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struct {
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u8 tssipos, extpa_gain, pdet_range, tr_iso, antswlut;
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} ghz2;
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struct {
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u8 tssipos, extpa_gain, pdet_range, tr_iso, antswlut;
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} ghz5;
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} fem;
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u16 mcs2gpo[8];
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u16 mcs5gpo[8];
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u16 mcs5glpo[8];
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u16 mcs5ghpo[8];
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u8 opo;
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u8 rxgainerr2ga[3];
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u8 rxgainerr5gla[3];
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u8 rxgainerr5gma[3];
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u8 rxgainerr5gha[3];
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u8 rxgainerr5gua[3];
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u8 noiselvl2ga[3];
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u8 noiselvl5gla[3];
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u8 noiselvl5gma[3];
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u8 noiselvl5gha[3];
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u8 noiselvl5gua[3];
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u8 regrev;
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u8 txchain;
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u8 rxchain;
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u8 antswitch;
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u16 cddpo;
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u16 stbcpo;
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u16 bw40po;
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u16 bwduppo;
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u8 tempthresh;
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u8 tempoffset;
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u16 rawtempsense;
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u8 measpower;
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u8 tempsense_slope;
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u8 tempcorrx;
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u8 tempsense_option;
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u8 freqoffset_corr;
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u8 iqcal_swp_dis;
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u8 hw_iqcal_en;
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u8 elna2g;
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u8 elna5g;
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u8 phycal_tempdelta;
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u8 temps_period;
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u8 temps_hysteresis;
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u8 measpower1;
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u8 measpower2;
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u8 pcieingress_war;
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/* power per rate from sromrev 9 */
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u16 cckbw202gpo;
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u16 cckbw20ul2gpo;
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u32 legofdmbw202gpo;
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u32 legofdmbw20ul2gpo;
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u32 legofdmbw205glpo;
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u32 legofdmbw20ul5glpo;
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u32 legofdmbw205gmpo;
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u32 legofdmbw20ul5gmpo;
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u32 legofdmbw205ghpo;
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u32 legofdmbw20ul5ghpo;
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u32 mcsbw202gpo;
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u32 mcsbw20ul2gpo;
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u32 mcsbw402gpo;
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u32 mcsbw205glpo;
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u32 mcsbw20ul5glpo;
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u32 mcsbw405glpo;
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u32 mcsbw205gmpo;
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u32 mcsbw20ul5gmpo;
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u32 mcsbw405gmpo;
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u32 mcsbw205ghpo;
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u32 mcsbw20ul5ghpo;
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u32 mcsbw405ghpo;
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u16 mcs32po;
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u16 legofdm40duppo;
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u8 sar2g;
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u8 sar5g;
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};
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/* Information about the PCB the circuitry is soldered on. */
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struct ssb_boardinfo {
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u16 vendor;
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u16 type;
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};
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struct ssb_device;
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/* Lowlevel read/write operations on the device MMIO.
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* Internal, don't use that outside of ssb. */
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struct ssb_bus_ops {
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u8 (*read8)(struct ssb_device *dev, u16 offset);
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u16 (*read16)(struct ssb_device *dev, u16 offset);
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u32 (*read32)(struct ssb_device *dev, u16 offset);
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void (*write8)(struct ssb_device *dev, u16 offset, u8 value);
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void (*write16)(struct ssb_device *dev, u16 offset, u16 value);
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void (*write32)(struct ssb_device *dev, u16 offset, u32 value);
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#ifdef CONFIG_SSB_BLOCKIO
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void (*block_read)(struct ssb_device *dev, void *buffer,
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size_t count, u16 offset, u8 reg_width);
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void (*block_write)(struct ssb_device *dev, const void *buffer,
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size_t count, u16 offset, u8 reg_width);
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#endif
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};
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/* Core-ID values. */
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#define SSB_DEV_CHIPCOMMON 0x800
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#define SSB_DEV_ILINE20 0x801
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#define SSB_DEV_SDRAM 0x803
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#define SSB_DEV_PCI 0x804
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#define SSB_DEV_MIPS 0x805
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#define SSB_DEV_ETHERNET 0x806
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#define SSB_DEV_V90 0x807
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#define SSB_DEV_USB11_HOSTDEV 0x808
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#define SSB_DEV_ADSL 0x809
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#define SSB_DEV_ILINE100 0x80A
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#define SSB_DEV_IPSEC 0x80B
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#define SSB_DEV_PCMCIA 0x80D
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#define SSB_DEV_INTERNAL_MEM 0x80E
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#define SSB_DEV_MEMC_SDRAM 0x80F
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#define SSB_DEV_EXTIF 0x811
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#define SSB_DEV_80211 0x812
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#define SSB_DEV_MIPS_3302 0x816
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#define SSB_DEV_USB11_HOST 0x817
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#define SSB_DEV_USB11_DEV 0x818
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#define SSB_DEV_USB20_HOST 0x819
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#define SSB_DEV_USB20_DEV 0x81A
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#define SSB_DEV_SDIO_HOST 0x81B
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#define SSB_DEV_ROBOSWITCH 0x81C
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#define SSB_DEV_PARA_ATA 0x81D
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#define SSB_DEV_SATA_XORDMA 0x81E
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#define SSB_DEV_ETHERNET_GBIT 0x81F
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#define SSB_DEV_PCIE 0x820
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#define SSB_DEV_MIMO_PHY 0x821
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#define SSB_DEV_SRAM_CTRLR 0x822
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#define SSB_DEV_MINI_MACPHY 0x823
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#define SSB_DEV_ARM_1176 0x824
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#define SSB_DEV_ARM_7TDMI 0x825
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#define SSB_DEV_ARM_CM3 0x82A
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/* Vendor-ID values */
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#define SSB_VENDOR_BROADCOM 0x4243
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/* Some kernel subsystems poke with dev->drvdata, so we must use the
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* following ugly workaround to get from struct device to struct ssb_device */
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struct __ssb_dev_wrapper {
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struct device dev;
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struct ssb_device *sdev;
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};
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struct ssb_device {
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/* Having a copy of the ops pointer in each dev struct
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* is an optimization. */
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const struct ssb_bus_ops *ops;
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struct device *dev, *dma_dev;
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struct ssb_bus *bus;
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struct ssb_device_id id;
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u8 core_index;
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unsigned int irq;
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/* Internal-only stuff follows. */
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void *drvdata; /* Per-device data */
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void *devtypedata; /* Per-devicetype (eg 802.11) data */
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};
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/* Go from struct device to struct ssb_device. */
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static inline
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struct ssb_device * dev_to_ssb_dev(struct device *dev)
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{
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struct __ssb_dev_wrapper *wrap;
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wrap = container_of(dev, struct __ssb_dev_wrapper, dev);
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return wrap->sdev;
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}
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/* Device specific user data */
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static inline
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void ssb_set_drvdata(struct ssb_device *dev, void *data)
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{
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dev->drvdata = data;
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}
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static inline
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void * ssb_get_drvdata(struct ssb_device *dev)
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{
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return dev->drvdata;
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}
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/* Devicetype specific user data. This is per device-type (not per device) */
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void ssb_set_devtypedata(struct ssb_device *dev, void *data);
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static inline
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void * ssb_get_devtypedata(struct ssb_device *dev)
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{
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return dev->devtypedata;
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}
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struct ssb_driver {
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const char *name;
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const struct ssb_device_id *id_table;
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int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id);
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void (*remove)(struct ssb_device *dev);
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int (*suspend)(struct ssb_device *dev, pm_message_t state);
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int (*resume)(struct ssb_device *dev);
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void (*shutdown)(struct ssb_device *dev);
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struct device_driver drv;
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};
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#define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv)
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extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner);
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#define ssb_driver_register(drv) \
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__ssb_driver_register(drv, THIS_MODULE)
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extern void ssb_driver_unregister(struct ssb_driver *drv);
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enum ssb_bustype {
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SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */
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SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */
|
||
|
|
SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */
|
||
|
|
SSB_BUSTYPE_SDIO, /* SSB is connected to SDIO bus */
|
||
|
|
};
|
||
|
|
|
||
|
|
/* board_vendor */
|
||
|
|
#define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */
|
||
|
|
#define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */
|
||
|
|
#define SSB_BOARDVENDOR_HP 0x0E11 /* HP */
|
||
|
|
/* board_type */
|
||
|
|
#define SSB_BOARD_BCM94301CB 0x0406
|
||
|
|
#define SSB_BOARD_BCM94301MP 0x0407
|
||
|
|
#define SSB_BOARD_BU4309 0x040A
|
||
|
|
#define SSB_BOARD_BCM94309CB 0x040B
|
||
|
|
#define SSB_BOARD_BCM4309MP 0x040C
|
||
|
|
#define SSB_BOARD_BU4306 0x0416
|
||
|
|
#define SSB_BOARD_BCM94306MP 0x0418
|
||
|
|
#define SSB_BOARD_BCM4309G 0x0421
|
||
|
|
#define SSB_BOARD_BCM4306CB 0x0417
|
||
|
|
#define SSB_BOARD_BCM94306PC 0x0425 /* pcmcia 3.3v 4306 card */
|
||
|
|
#define SSB_BOARD_BCM94306CBSG 0x042B /* with SiGe PA */
|
||
|
|
#define SSB_BOARD_PCSG94306 0x042D /* with SiGe PA */
|
||
|
|
#define SSB_BOARD_BU4704SD 0x042E /* with sdram */
|
||
|
|
#define SSB_BOARD_BCM94704AGR 0x042F /* dual 11a/11g Router */
|
||
|
|
#define SSB_BOARD_BCM94308MP 0x0430 /* 11a-only minipci */
|
||
|
|
#define SSB_BOARD_BU4318 0x0447
|
||
|
|
#define SSB_BOARD_CB4318 0x0448
|
||
|
|
#define SSB_BOARD_MPG4318 0x0449
|
||
|
|
#define SSB_BOARD_MP4318 0x044A
|
||
|
|
#define SSB_BOARD_SD4318 0x044B
|
||
|
|
#define SSB_BOARD_BCM94306P 0x044C /* with SiGe */
|
||
|
|
#define SSB_BOARD_BCM94303MP 0x044E
|
||
|
|
#define SSB_BOARD_BCM94306MPM 0x0450
|
||
|
|
#define SSB_BOARD_BCM94306MPL 0x0453
|
||
|
|
#define SSB_BOARD_PC4303 0x0454 /* pcmcia */
|
||
|
|
#define SSB_BOARD_BCM94306MPLNA 0x0457
|
||
|
|
#define SSB_BOARD_BCM94306MPH 0x045B
|
||
|
|
#define SSB_BOARD_BCM94306PCIV 0x045C
|
||
|
|
#define SSB_BOARD_BCM94318MPGH 0x0463
|
||
|
|
#define SSB_BOARD_BU4311 0x0464
|
||
|
|
#define SSB_BOARD_BCM94311MC 0x0465
|
||
|
|
#define SSB_BOARD_BCM94311MCAG 0x0466
|
||
|
|
/* 4321 boards */
|
||
|
|
#define SSB_BOARD_BU4321 0x046B
|
||
|
|
#define SSB_BOARD_BU4321E 0x047C
|
||
|
|
#define SSB_BOARD_MP4321 0x046C
|
||
|
|
#define SSB_BOARD_CB2_4321 0x046D
|
||
|
|
#define SSB_BOARD_CB2_4321_AG 0x0066
|
||
|
|
#define SSB_BOARD_MC4321 0x046E
|
||
|
|
/* 4325 boards */
|
||
|
|
#define SSB_BOARD_BCM94325DEVBU 0x0490
|
||
|
|
#define SSB_BOARD_BCM94325BGABU 0x0491
|
||
|
|
#define SSB_BOARD_BCM94325SDGWB 0x0492
|
||
|
|
#define SSB_BOARD_BCM94325SDGMDL 0x04AA
|
||
|
|
#define SSB_BOARD_BCM94325SDGMDL2 0x04C6
|
||
|
|
#define SSB_BOARD_BCM94325SDGMDL3 0x04C9
|
||
|
|
#define SSB_BOARD_BCM94325SDABGWBA 0x04E1
|
||
|
|
/* 4322 boards */
|
||
|
|
#define SSB_BOARD_BCM94322MC 0x04A4
|
||
|
|
#define SSB_BOARD_BCM94322USB 0x04A8 /* dualband */
|
||
|
|
#define SSB_BOARD_BCM94322HM 0x04B0
|
||
|
|
#define SSB_BOARD_BCM94322USB2D 0x04Bf /* single band discrete front end */
|
||
|
|
/* 4312 boards */
|
||
|
|
#define SSB_BOARD_BU4312 0x048A
|
||
|
|
#define SSB_BOARD_BCM4312MCGSG 0x04B5
|
||
|
|
/* chip_package */
|
||
|
|
#define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */
|
||
|
|
#define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */
|
||
|
|
#define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */
|
||
|
|
|
||
|
|
#include <linux/ssb/ssb_driver_chipcommon.h>
|
||
|
|
#include <linux/ssb/ssb_driver_mips.h>
|
||
|
|
#include <linux/ssb/ssb_driver_extif.h>
|
||
|
|
#include <linux/ssb/ssb_driver_pci.h>
|
||
|
|
|
||
|
|
struct ssb_bus {
|
||
|
|
/* The MMIO area. */
|
||
|
|
void __iomem *mmio;
|
||
|
|
|
||
|
|
const struct ssb_bus_ops *ops;
|
||
|
|
|
||
|
|
/* The core currently mapped into the MMIO window.
|
||
|
|
* Not valid on all host-buses. So don't use outside of SSB. */
|
||
|
|
struct ssb_device *mapped_device;
|
||
|
|
union {
|
||
|
|
/* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */
|
||
|
|
u8 mapped_pcmcia_seg;
|
||
|
|
/* Current SSB base address window for SDIO. */
|
||
|
|
u32 sdio_sbaddr;
|
||
|
|
};
|
||
|
|
/* Lock for core and segment switching.
|
||
|
|
* On PCMCIA-host busses this is used to protect the whole MMIO access. */
|
||
|
|
spinlock_t bar_lock;
|
||
|
|
|
||
|
|
/* The host-bus this backplane is running on. */
|
||
|
|
enum ssb_bustype bustype;
|
||
|
|
/* Pointers to the host-bus. Check bustype before using any of these pointers. */
|
||
|
|
union {
|
||
|
|
/* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */
|
||
|
|
struct pci_dev *host_pci;
|
||
|
|
/* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */
|
||
|
|
struct pcmcia_device *host_pcmcia;
|
||
|
|
/* Pointer to the SDIO device (only if bustype == SSB_BUSTYPE_SDIO). */
|
||
|
|
struct sdio_func *host_sdio;
|
||
|
|
};
|
||
|
|
|
||
|
|
/* See enum ssb_quirks */
|
||
|
|
unsigned int quirks;
|
||
|
|
|
||
|
|
#ifdef CONFIG_SSB_SPROM
|
||
|
|
/* Mutex to protect the SPROM writing. */
|
||
|
|
struct mutex sprom_mutex;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* ID information about the Chip. */
|
||
|
|
u16 chip_id;
|
||
|
|
u8 chip_rev;
|
||
|
|
u16 sprom_offset;
|
||
|
|
u16 sprom_size; /* number of words in sprom */
|
||
|
|
u8 chip_package;
|
||
|
|
|
||
|
|
/* List of devices (cores) on the backplane. */
|
||
|
|
struct ssb_device devices[SSB_MAX_NR_CORES];
|
||
|
|
u8 nr_devices;
|
||
|
|
|
||
|
|
/* Software ID number for this bus. */
|
||
|
|
unsigned int busnumber;
|
||
|
|
|
||
|
|
/* The ChipCommon device (if available). */
|
||
|
|
struct ssb_chipcommon chipco;
|
||
|
|
/* The PCI-core device (if available). */
|
||
|
|
struct ssb_pcicore pcicore;
|
||
|
|
/* The MIPS-core device (if available). */
|
||
|
|
struct ssb_mipscore mipscore;
|
||
|
|
/* The EXTif-core device (if available). */
|
||
|
|
struct ssb_extif extif;
|
||
|
|
|
||
|
|
/* The following structure elements are not available in early
|
||
|
|
* SSB initialization. Though, they are available for regular
|
||
|
|
* registered drivers at any stage. So be careful when
|
||
|
|
* using them in the ssb core code. */
|
||
|
|
|
||
|
|
/* ID information about the PCB. */
|
||
|
|
struct ssb_boardinfo boardinfo;
|
||
|
|
/* Contents of the SPROM. */
|
||
|
|
struct ssb_sprom sprom;
|
||
|
|
/* If the board has a cardbus slot, this is set to true. */
|
||
|
|
bool has_cardbus_slot;
|
||
|
|
|
||
|
|
#ifdef CONFIG_SSB_EMBEDDED
|
||
|
|
/* Lock for GPIO register access. */
|
||
|
|
spinlock_t gpio_lock;
|
||
|
|
struct platform_device *watchdog;
|
||
|
|
#endif /* EMBEDDED */
|
||
|
|
#ifdef CONFIG_SSB_DRIVER_GPIO
|
||
|
|
struct gpio_chip gpio;
|
||
|
|
struct irq_domain *irq_domain;
|
||
|
|
#endif /* DRIVER_GPIO */
|
||
|
|
|
||
|
|
/* Internal-only stuff follows. Do not touch. */
|
||
|
|
struct list_head list;
|
||
|
|
#ifdef CONFIG_SSB_DEBUG
|
||
|
|
/* Is the bus already powered up? */
|
||
|
|
bool powered_up;
|
||
|
|
int power_warn_count;
|
||
|
|
#endif /* DEBUG */
|
||
|
|
};
|
||
|
|
|
||
|
|
enum ssb_quirks {
|
||
|
|
/* SDIO connected card requires performing a read after writing a 32-bit value */
|
||
|
|
SSB_QUIRK_SDIO_READ_AFTER_WRITE32 = (1 << 0),
|
||
|
|
};
|
||
|
|
|
||
|
|
/* The initialization-invariants. */
|
||
|
|
struct ssb_init_invariants {
|
||
|
|
/* Versioning information about the PCB. */
|
||
|
|
struct ssb_boardinfo boardinfo;
|
||
|
|
/* The SPROM information. That's either stored in an
|
||
|
|
* EEPROM or NVRAM on the board. */
|
||
|
|
struct ssb_sprom sprom;
|
||
|
|
/* If the board has a cardbus slot, this is set to true. */
|
||
|
|
bool has_cardbus_slot;
|
||
|
|
};
|
||
|
|
/* Type of function to fetch the invariants. */
|
||
|
|
typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus,
|
||
|
|
struct ssb_init_invariants *iv);
|
||
|
|
|
||
|
|
/* Register SoC bus. */
|
||
|
|
extern int ssb_bus_host_soc_register(struct ssb_bus *bus,
|
||
|
|
unsigned long baseaddr);
|
||
|
|
#ifdef CONFIG_SSB_PCIHOST
|
||
|
|
extern int ssb_bus_pcibus_register(struct ssb_bus *bus,
|
||
|
|
struct pci_dev *host_pci);
|
||
|
|
#endif /* CONFIG_SSB_PCIHOST */
|
||
|
|
#ifdef CONFIG_SSB_PCMCIAHOST
|
||
|
|
extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
|
||
|
|
struct pcmcia_device *pcmcia_dev,
|
||
|
|
unsigned long baseaddr);
|
||
|
|
#endif /* CONFIG_SSB_PCMCIAHOST */
|
||
|
|
#ifdef CONFIG_SSB_SDIOHOST
|
||
|
|
extern int ssb_bus_sdiobus_register(struct ssb_bus *bus,
|
||
|
|
struct sdio_func *sdio_func,
|
||
|
|
unsigned int quirks);
|
||
|
|
#endif /* CONFIG_SSB_SDIOHOST */
|
||
|
|
|
||
|
|
|
||
|
|
extern void ssb_bus_unregister(struct ssb_bus *bus);
|
||
|
|
|
||
|
|
/* Does the device have an SPROM? */
|
||
|
|
extern bool ssb_is_sprom_available(struct ssb_bus *bus);
|
||
|
|
|
||
|
|
/* Set a fallback SPROM.
|
||
|
|
* See kdoc at the function definition for complete documentation. */
|
||
|
|
extern int ssb_arch_register_fallback_sprom(
|
||
|
|
int (*sprom_callback)(struct ssb_bus *bus,
|
||
|
|
struct ssb_sprom *out));
|
||
|
|
|
||
|
|
/* Suspend a SSB bus.
|
||
|
|
* Call this from the parent bus suspend routine. */
|
||
|
|
extern int ssb_bus_suspend(struct ssb_bus *bus);
|
||
|
|
/* Resume a SSB bus.
|
||
|
|
* Call this from the parent bus resume routine. */
|
||
|
|
extern int ssb_bus_resume(struct ssb_bus *bus);
|
||
|
|
|
||
|
|
extern u32 ssb_clockspeed(struct ssb_bus *bus);
|
||
|
|
|
||
|
|
/* Is the device enabled in hardware? */
|
||
|
|
int ssb_device_is_enabled(struct ssb_device *dev);
|
||
|
|
/* Enable a device and pass device-specific SSB_TMSLOW flags.
|
||
|
|
* If no device-specific flags are available, use 0. */
|
||
|
|
void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags);
|
||
|
|
/* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */
|
||
|
|
void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags);
|
||
|
|
|
||
|
|
|
||
|
|
/* Device MMIO register read/write functions. */
|
||
|
|
static inline u8 ssb_read8(struct ssb_device *dev, u16 offset)
|
||
|
|
{
|
||
|
|
return dev->ops->read8(dev, offset);
|
||
|
|
}
|
||
|
|
static inline u16 ssb_read16(struct ssb_device *dev, u16 offset)
|
||
|
|
{
|
||
|
|
return dev->ops->read16(dev, offset);
|
||
|
|
}
|
||
|
|
static inline u32 ssb_read32(struct ssb_device *dev, u16 offset)
|
||
|
|
{
|
||
|
|
return dev->ops->read32(dev, offset);
|
||
|
|
}
|
||
|
|
static inline void ssb_write8(struct ssb_device *dev, u16 offset, u8 value)
|
||
|
|
{
|
||
|
|
dev->ops->write8(dev, offset, value);
|
||
|
|
}
|
||
|
|
static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
|
||
|
|
{
|
||
|
|
dev->ops->write16(dev, offset, value);
|
||
|
|
}
|
||
|
|
static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
|
||
|
|
{
|
||
|
|
dev->ops->write32(dev, offset, value);
|
||
|
|
}
|
||
|
|
#ifdef CONFIG_SSB_BLOCKIO
|
||
|
|
static inline void ssb_block_read(struct ssb_device *dev, void *buffer,
|
||
|
|
size_t count, u16 offset, u8 reg_width)
|
||
|
|
{
|
||
|
|
dev->ops->block_read(dev, buffer, count, offset, reg_width);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void ssb_block_write(struct ssb_device *dev, const void *buffer,
|
||
|
|
size_t count, u16 offset, u8 reg_width)
|
||
|
|
{
|
||
|
|
dev->ops->block_write(dev, buffer, count, offset, reg_width);
|
||
|
|
}
|
||
|
|
#endif /* CONFIG_SSB_BLOCKIO */
|
||
|
|
|
||
|
|
|
||
|
|
/* The SSB DMA API. Use this API for any DMA operation on the device.
|
||
|
|
* This API basically is a wrapper that calls the correct DMA API for
|
||
|
|
* the host device type the SSB device is attached to. */
|
||
|
|
|
||
|
|
/* Translation (routing) bits that need to be ORed to DMA
|
||
|
|
* addresses before they are given to a device. */
|
||
|
|
extern u32 ssb_dma_translation(struct ssb_device *dev);
|
||
|
|
#define SSB_DMA_TRANSLATION_MASK 0xC0000000
|
||
|
|
#define SSB_DMA_TRANSLATION_SHIFT 30
|
||
|
|
|
||
|
|
static inline void __cold __ssb_dma_not_implemented(struct ssb_device *dev)
|
||
|
|
{
|
||
|
|
#ifdef CONFIG_SSB_DEBUG
|
||
|
|
printk(KERN_ERR "SSB: BUG! Calling DMA API for "
|
||
|
|
"unsupported bustype %d\n", dev->bus->bustype);
|
||
|
|
#endif /* DEBUG */
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_SSB_PCIHOST
|
||
|
|
/* PCI-host wrapper driver */
|
||
|
|
extern int ssb_pcihost_register(struct pci_driver *driver);
|
||
|
|
static inline void ssb_pcihost_unregister(struct pci_driver *driver)
|
||
|
|
{
|
||
|
|
pci_unregister_driver(driver);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline
|
||
|
|
void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state)
|
||
|
|
{
|
||
|
|
if (sdev->bus->bustype == SSB_BUSTYPE_PCI)
|
||
|
|
pci_set_power_state(sdev->bus->host_pci, state);
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
static inline void ssb_pcihost_unregister(struct pci_driver *driver)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline
|
||
|
|
void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
#endif /* CONFIG_SSB_PCIHOST */
|
||
|
|
|
||
|
|
|
||
|
|
/* If a driver is shutdown or suspended, call this to signal
|
||
|
|
* that the bus may be completely powered down. SSB will decide,
|
||
|
|
* if it's really time to power down the bus, based on if there
|
||
|
|
* are other devices that want to run. */
|
||
|
|
extern int ssb_bus_may_powerdown(struct ssb_bus *bus);
|
||
|
|
/* Before initializing and enabling a device, call this to power-up the bus.
|
||
|
|
* If you want to allow use of dynamic-power-control, pass the flag.
|
||
|
|
* Otherwise static always-on powercontrol will be used. */
|
||
|
|
extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);
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extern void ssb_commit_settings(struct ssb_bus *bus);
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/* Various helper functions */
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extern u32 ssb_admatch_base(u32 adm);
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extern u32 ssb_admatch_size(u32 adm);
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/* PCI device mapping and fixup routines.
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* Called from the architecture pcibios init code.
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* These are only available on SSB_EMBEDDED configurations. */
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#ifdef CONFIG_SSB_EMBEDDED
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int ssb_pcibios_plat_dev_init(struct pci_dev *dev);
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int ssb_pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
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#endif /* CONFIG_SSB_EMBEDDED */
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#endif /* LINUX_SSB_H_ */
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