^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * i2c-ali1563.c - i2c driver for the ALi 1563 Southbridge
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2004 Patrick Mochel
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * 2005 Rudolf Marek <r.marek@assembler.cz>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * The 1563 southbridge is deceptively similar to the 1533, with a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * few notable exceptions. One of those happens to be the fact they
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * upgraded the i2c core to be 2.0 compliant, and happens to be almost
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * identical to the i2c controller found in the Intel 801 south
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * bridges.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * This driver is based on a mix of the 15x3, 1535, and i801 drivers,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * with a little help from the ALi 1563 spec.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/pci.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/acpi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define ALI1563_MAX_TIMEOUT 500
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define ALI1563_SMBBA 0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define ALI1563_SMB_IOEN 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define ALI1563_SMB_HOSTEN 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define ALI1563_SMB_IOSIZE 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define SMB_HST_STS (ali1563_smba + 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define SMB_HST_CNTL1 (ali1563_smba + 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define SMB_HST_CNTL2 (ali1563_smba + 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define SMB_HST_CMD (ali1563_smba + 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define SMB_HST_ADD (ali1563_smba + 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define SMB_HST_DAT0 (ali1563_smba + 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define SMB_HST_DAT1 (ali1563_smba + 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define SMB_BLK_DAT (ali1563_smba + 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define HST_STS_BUSY 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define HST_STS_INTR 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define HST_STS_DEVERR 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define HST_STS_BUSERR 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define HST_STS_FAIL 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define HST_STS_DONE 0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define HST_STS_BAD 0x1c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define HST_CNTL1_TIMEOUT 0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define HST_CNTL1_LAST 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define HST_CNTL2_KILL 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define HST_CNTL2_START 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define HST_CNTL2_QUICK 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define HST_CNTL2_BYTE 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define HST_CNTL2_BYTE_DATA 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define HST_CNTL2_WORD_DATA 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define HST_CNTL2_BLOCK 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define HST_CNTL2_SIZEMASK 0x38
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) static struct pci_driver ali1563_pci_driver;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) static unsigned short ali1563_smba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) static int ali1563_transaction(struct i2c_adapter *a, int size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) u32 data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) int timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) int status = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) dev_dbg(&a->dev, "Transaction (pre): STS=%02x, CNTL1=%02x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) "CNTL2=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) inb_p(SMB_HST_STS), inb_p(SMB_HST_CNTL1), inb_p(SMB_HST_CNTL2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) inb_p(SMB_HST_CMD), inb_p(SMB_HST_ADD), inb_p(SMB_HST_DAT0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) inb_p(SMB_HST_DAT1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) data = inb_p(SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) if (data & HST_STS_BAD) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) dev_err(&a->dev, "ali1563: Trying to reset busy device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) outb_p(data | HST_STS_BAD, SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) data = inb_p(SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) if (data & HST_STS_BAD)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) outb_p(inb_p(SMB_HST_CNTL2) | HST_CNTL2_START, SMB_HST_CNTL2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) timeout = ALI1563_MAX_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) msleep(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) } while (((data = inb_p(SMB_HST_STS)) & HST_STS_BUSY) && --timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) dev_dbg(&a->dev, "Transaction (post): STS=%02x, CNTL1=%02x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) "CNTL2=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) inb_p(SMB_HST_STS), inb_p(SMB_HST_CNTL1), inb_p(SMB_HST_CNTL2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) inb_p(SMB_HST_CMD), inb_p(SMB_HST_ADD), inb_p(SMB_HST_DAT0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) inb_p(SMB_HST_DAT1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) if (timeout && !(data & HST_STS_BAD))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) if (!timeout) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) dev_err(&a->dev, "Timeout - Trying to KILL transaction!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) /* Issue 'kill' to host controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) outb_p(HST_CNTL2_KILL, SMB_HST_CNTL2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) data = inb_p(SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) status = -ETIMEDOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) /* device error - no response, ignore the autodetection case */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) if (data & HST_STS_DEVERR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) if (size != HST_CNTL2_QUICK)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) dev_err(&a->dev, "Device error!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) status = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) /* bus collision */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) if (data & HST_STS_BUSERR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) dev_err(&a->dev, "Bus collision!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) /* Issue timeout, hoping it helps */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) outb_p(HST_CNTL1_TIMEOUT, SMB_HST_CNTL1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) if (data & HST_STS_FAIL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) dev_err(&a->dev, "Cleaning fail after KILL!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) outb_p(0x0, SMB_HST_CNTL2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) return status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) static int ali1563_block_start(struct i2c_adapter *a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) u32 data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) int timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) int status = -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) dev_dbg(&a->dev, "Block (pre): STS=%02x, CNTL1=%02x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) "CNTL2=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) inb_p(SMB_HST_STS), inb_p(SMB_HST_CNTL1), inb_p(SMB_HST_CNTL2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) inb_p(SMB_HST_CMD), inb_p(SMB_HST_ADD), inb_p(SMB_HST_DAT0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) inb_p(SMB_HST_DAT1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) data = inb_p(SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) if (data & HST_STS_BAD) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) dev_warn(&a->dev, "ali1563: Trying to reset busy device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) outb_p(data | HST_STS_BAD, SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) data = inb_p(SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) if (data & HST_STS_BAD)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) /* Clear byte-ready bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) outb_p(data | HST_STS_DONE, SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) /* Start transaction and wait for byte-ready bit to be set */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) outb_p(inb_p(SMB_HST_CNTL2) | HST_CNTL2_START, SMB_HST_CNTL2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) timeout = ALI1563_MAX_TIMEOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) msleep(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) } while (!((data = inb_p(SMB_HST_STS)) & HST_STS_DONE) && --timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) dev_dbg(&a->dev, "Block (post): STS=%02x, CNTL1=%02x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) "CNTL2=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) inb_p(SMB_HST_STS), inb_p(SMB_HST_CNTL1), inb_p(SMB_HST_CNTL2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) inb_p(SMB_HST_CMD), inb_p(SMB_HST_ADD), inb_p(SMB_HST_DAT0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) inb_p(SMB_HST_DAT1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) if (timeout && !(data & HST_STS_BAD))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) if (timeout == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) status = -ETIMEDOUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) if (data & HST_STS_DEVERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) status = -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) dev_err(&a->dev, "SMBus Error: %s%s%s%s%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) timeout ? "" : "Timeout ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) data & HST_STS_FAIL ? "Transaction Failed " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) data & HST_STS_BUSERR ? "No response or Bus Collision " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) data & HST_STS_DEVERR ? "Device Error " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) !(data & HST_STS_DONE) ? "Transaction Never Finished " : "");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) return status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) static int ali1563_block(struct i2c_adapter *a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) union i2c_smbus_data *data, u8 rw)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) int i, len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) int error = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) /* Do we need this? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) outb_p(HST_CNTL1_LAST, SMB_HST_CNTL1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) if (rw == I2C_SMBUS_WRITE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) len = data->block[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) if (len < 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) len = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) else if (len > 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) len = 32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) outb_p(len, SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) outb_p(data->block[1], SMB_BLK_DAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) len = 32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) outb_p(inb_p(SMB_HST_CNTL2) | HST_CNTL2_BLOCK, SMB_HST_CNTL2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) for (i = 0; i < len; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) if (rw == I2C_SMBUS_WRITE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) outb_p(data->block[i + 1], SMB_BLK_DAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) error = ali1563_block_start(a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) error = ali1563_block_start(a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) if (i == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) len = inb_p(SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) if (len < 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) len = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) else if (len > 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) len = 32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) data->block[i+1] = inb_p(SMB_BLK_DAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) /* Do we need this? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) outb_p(HST_CNTL1_LAST, SMB_HST_CNTL1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) static s32 ali1563_access(struct i2c_adapter *a, u16 addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) unsigned short flags, char rw, u8 cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) int size, union i2c_smbus_data *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) int error = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) int timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) u32 reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) for (timeout = ALI1563_MAX_TIMEOUT; timeout; timeout--) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) reg = inb_p(SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) if (!(reg & HST_STS_BUSY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) if (!timeout)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) dev_warn(&a->dev, "SMBus not idle. HST_STS = %02x\n", reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) outb_p(0xff, SMB_HST_STS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) /* Map the size to what the chip understands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) switch (size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) case I2C_SMBUS_QUICK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) size = HST_CNTL2_QUICK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) case I2C_SMBUS_BYTE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) size = HST_CNTL2_BYTE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) case I2C_SMBUS_BYTE_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) size = HST_CNTL2_BYTE_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) case I2C_SMBUS_WORD_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) size = HST_CNTL2_WORD_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) case I2C_SMBUS_BLOCK_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) size = HST_CNTL2_BLOCK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) dev_warn(&a->dev, "Unsupported transaction %d\n", size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) error = -EOPNOTSUPP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) goto Done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) outb_p(((addr & 0x7f) << 1) | (rw & 0x01), SMB_HST_ADD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) outb_p((inb_p(SMB_HST_CNTL2) & ~HST_CNTL2_SIZEMASK) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) (size << 3), SMB_HST_CNTL2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) /* Write the command register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) switch (size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) case HST_CNTL2_BYTE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) if (rw == I2C_SMBUS_WRITE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) /* Beware it uses DAT0 register and not CMD! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) outb_p(cmd, SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) case HST_CNTL2_BYTE_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) outb_p(cmd, SMB_HST_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) if (rw == I2C_SMBUS_WRITE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) outb_p(data->byte, SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) case HST_CNTL2_WORD_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) outb_p(cmd, SMB_HST_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) if (rw == I2C_SMBUS_WRITE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) outb_p(data->word & 0xff, SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) outb_p((data->word & 0xff00) >> 8, SMB_HST_DAT1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) case HST_CNTL2_BLOCK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) outb_p(cmd, SMB_HST_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) error = ali1563_block(a, data, rw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) goto Done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) error = ali1563_transaction(a, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) goto Done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) if ((rw == I2C_SMBUS_WRITE) || (size == HST_CNTL2_QUICK))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) goto Done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) switch (size) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) case HST_CNTL2_BYTE: /* Result put in SMBHSTDAT0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) data->byte = inb_p(SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) case HST_CNTL2_BYTE_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) data->byte = inb_p(SMB_HST_DAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) case HST_CNTL2_WORD_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) data->word = inb_p(SMB_HST_DAT0) + (inb_p(SMB_HST_DAT1) << 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) Done:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) static u32 ali1563_func(struct i2c_adapter *a)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) return I2C_FUNC_SMBUS_QUICK | I2C_FUNC_SMBUS_BYTE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) I2C_FUNC_SMBUS_BYTE_DATA | I2C_FUNC_SMBUS_WORD_DATA |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) I2C_FUNC_SMBUS_BLOCK_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) static int ali1563_setup(struct pci_dev *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) u16 ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) pci_read_config_word(dev, ALI1563_SMBBA, &ctrl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) /* SMB I/O Base in high 12 bits and must be aligned with the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) * size of the I/O space. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) ali1563_smba = ctrl & ~(ALI1563_SMB_IOSIZE - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) if (!ali1563_smba) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) dev_warn(&dev->dev, "ali1563_smba Uninitialized\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) goto Err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) /* Check if device is enabled */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) if (!(ctrl & ALI1563_SMB_HOSTEN)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) dev_warn(&dev->dev, "Host Controller not enabled\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) goto Err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) if (!(ctrl & ALI1563_SMB_IOEN)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) dev_warn(&dev->dev, "I/O space not enabled, trying manually\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) pci_write_config_word(dev, ALI1563_SMBBA,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) ctrl | ALI1563_SMB_IOEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) pci_read_config_word(dev, ALI1563_SMBBA, &ctrl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) if (!(ctrl & ALI1563_SMB_IOEN)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) dev_err(&dev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) "I/O space still not enabled, giving up\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) goto Err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) if (acpi_check_region(ali1563_smba, ALI1563_SMB_IOSIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) ali1563_pci_driver.name))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) goto Err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) if (!request_region(ali1563_smba, ALI1563_SMB_IOSIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) ali1563_pci_driver.name)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) dev_err(&dev->dev, "Could not allocate I/O space at 0x%04x\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) ali1563_smba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) goto Err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) dev_info(&dev->dev, "Found ALi1563 SMBus at 0x%04x\n", ali1563_smba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) Err:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) static void ali1563_shutdown(struct pci_dev *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) release_region(ali1563_smba, ALI1563_SMB_IOSIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) static const struct i2c_algorithm ali1563_algorithm = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) .smbus_xfer = ali1563_access,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) .functionality = ali1563_func,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) static struct i2c_adapter ali1563_adapter = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) .class = I2C_CLASS_HWMON | I2C_CLASS_SPD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) .algo = &ali1563_algorithm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) static int ali1563_probe(struct pci_dev *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) const struct pci_device_id *id_table)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) error = ali1563_setup(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) goto exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) ali1563_adapter.dev.parent = &dev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) snprintf(ali1563_adapter.name, sizeof(ali1563_adapter.name),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) "SMBus ALi 1563 Adapter @ %04x", ali1563_smba);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) error = i2c_add_adapter(&ali1563_adapter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) goto exit_shutdown;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) exit_shutdown:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) ali1563_shutdown(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) exit:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) dev_warn(&dev->dev, "ALi1563 SMBus probe failed (%d)\n", error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) static void ali1563_remove(struct pci_dev *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) i2c_del_adapter(&ali1563_adapter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) ali1563_shutdown(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) static const struct pci_device_id ali1563_id_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) { PCI_DEVICE(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1563) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) {},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) MODULE_DEVICE_TABLE(pci, ali1563_id_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) static struct pci_driver ali1563_pci_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) .name = "ali1563_smbus",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) .id_table = ali1563_id_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) .probe = ali1563_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) .remove = ali1563_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) module_pci_driver(ali1563_pci_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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