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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #ifndef SUPERIO_WINBOND_W83627DHG_H
4 #define SUPERIO_WINBOND_W83627DHG_H
5 
6 #include <device/pnp_type.h>
7 
8 #define W83627DHG_FDC		0  /* Floppy */
9 #define W83627DHG_PP		1  /* Parallel port */
10 #define W83627DHG_SP1		2  /* Com1 */
11 #define W83627DHG_SP2		3  /* Com2 */
12 #define W83627DHG_KBC		5  /* PS/2 keyboard & mouse */
13 #define W83627DHG_SPI		6  /* Serial peripheral interface */
14 #define W83627DHG_WDTO_PLED	8  /* WDTO#, PLED */
15 #define W83627DHG_ACPI		10 /* ACPI */
16 #define W83627DHG_HWM		11 /* Hardware monitor */
17 #define W83627DHG_PECI_SST	12 /* PECI, SST */
18 
19 /* The following are handled using "virtual LDNs" (hence the _V suffix). */
20 #define W83627DHG_GPIO6_V	7  /* GPIO6 */
21 #define W83627DHG_GPIO2345_V	9  /* GPIO2, GPIO3, GPIO4, GPIO5 */
22 
23 /*
24  * Virtual devices sharing the enables are encoded as follows:
25  *   VLDN = baseLDN[7:0] | [10:8] bitpos of enable in 0x30 of baseLDN
26  */
27 
28 /* GPIO6 has bit 3 as enable (instead of bit 0 as usual). */
29 #define W83627DHG_GPIO6	((3 << 8) | W83627DHG_GPIO6_V)
30 
31 #define W83627DHG_GPIO2	((0 << 8) | W83627DHG_GPIO2345_V)
32 #define W83627DHG_GPIO3	((1 << 8) | W83627DHG_GPIO2345_V)
33 #define W83627DHG_GPIO4	((2 << 8) | W83627DHG_GPIO2345_V)
34 #define W83627DHG_GPIO5	((3 << 8) | W83627DHG_GPIO2345_V)
35 
36 /* Note: There is no GPIO1 on the W83627DHG as per datasheet. */
37 
38 void pnp_enter_ext_func_mode(pnp_devfn_t dev);
39 void pnp_exit_ext_func_mode(pnp_devfn_t dev);
40 void w83627dhg_enable_i2c(pnp_devfn_t dev);
41 void w83627dhg_set_clksel_48(pnp_devfn_t dev);
42 
43 #endif /* SUPERIO_WINBOND_W83627DHG_H */
44