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puc: add the WCH CH382 2S dual serial card

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Two 16850 UARTs in the first I/O BAR at offset 0xc0, 8 bytes apart.

Approved by:    adrian (mentor)
Reviewed by:	imp, adrian
Differential Revision:	https://reviews.freebsd.org/D59512

Signed-off-by: Nick Price <[email protected]>
This commit is contained in:
Nick Price committed 2026-09-12 14:59:00 -07:00
1 parent 82281715ef
commit 9ed5901048
1 file changed
+20
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sys/dev/puc/pucdata.c
+20
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@@ -67,6 +67,7 @@ static puc_config_f puc_config_sunix;
static puc_config_f puc_config_systembase;
static puc_config_f puc_config_timedia;
static puc_config_f puc_config_titan;
static puc_config_f puc_config_wch_ch38x;
const struct puc_cfg puc_pci_devices[] = {
{ 0x0009, 0x7168, 0xffff, 0,
@@ -1504,6 +1505,14 @@ const struct puc_cfg puc_pci_devices[] = {
.config_function = puc_config_syba
},
{ 0x1c00, 0x3253, 0xffff, 0,
"WCH CH382 2S PCIe Dual Port Serial",
DEFAULT_RCLK,
PUC_PORT_2S, 0x10, 0, -1,
.flags = PUC_FLAGS_NO_MSI,
.config_function = puc_config_wch_ch38x
},
{ 0x1fd4, 0x1999, 0x1fd4, 0x0002,
"Sunix SER5xxxx 2-port serial",
DEFAULT_RCLK * 8,
@@ -2337,3 +2346,14 @@ puc_config_systembase(struct puc_softc *sc __unused,
}
return (ENXIO);
}
static int
puc_config_wch_ch38x(struct puc_softc *sc __unused, enum puc_cfg_cmd cmd,
int port, intptr_t *res)
{
if (cmd == PUC_CFG_GET_OFS) {
*res = 0xc0 + (port * 8);
return (0);
}
return (ENXIO);
}