// SPDX-License-Identifier: GPL-2.0+
/*
- * Platform driver for OneXPlayer, AOK ZOE, and Aya Neo Handhelds that expose
- * fan reading and control via hwmon sysfs.
+ * Platform driver for OneXPlayer, AOKZOE, AYANEO, and OrangePi Handhelds
+ * that expose fan reading and control via hwmon sysfs.
*
* Old OXP boards have the same DMI strings and they are told apart by
- * the boot cpu vendor (Intel/AMD). Currently only AMD boards are
- * supported but the code is made to be simple to add other handheld
- * boards in the future.
+ * the boot cpu vendor (Intel/AMD). Of these older models only AMD is
+ * supported.
+ *
* Fan control is provided via pwm interface in the range [0-255].
* Old AMD boards use [0-100] as range in the EC, the written value is
* scaled to accommodate for that. Newer boards like the mini PRO and
- * AOK ZOE are not scaled but have the same EC layout.
+ * AOKZOE are not scaled but have the same EC layout. Newer models
+ * like the 2 and X1 are [0-184] and are scaled to 0-255. OrangePi
+ * are [1-244] and scaled to 0-255.
*
* Copyright (C) 2022 Joaquín I. Aramendía <samsagax@gmail.com>
+ * Copyright (C) 2024 Derek J. Clark <derekjohn.clark@gmail.com>
*/
#include <linux/acpi.h>
aok_zoe_a1 = 1,
aya_neo_2,
aya_neo_air,
+ aya_neo_air_1s,
aya_neo_air_plus_mendo,
aya_neo_air_pro,
+ aya_neo_flip,
aya_neo_geek,
+ aya_neo_kun,
+ orange_pi_neo,
+ oxp_2,
+ oxp_fly,
oxp_mini_amd,
oxp_mini_amd_a07,
oxp_mini_amd_pro,
+ oxp_x1,
};
static enum oxp_board board;
/* Fan reading and PWM */
-#define OXP_SENSOR_FAN_REG 0x76 /* Fan reading is 2 registers long */
-#define OXP_SENSOR_PWM_ENABLE_REG 0x4A /* PWM enable is 1 register long */
-#define OXP_SENSOR_PWM_REG 0x4B /* PWM reading is 1 register long */
+#define OXP_SENSOR_FAN_REG 0x76 /* Fan reading is 2 registers long */
+#define OXP_2_SENSOR_FAN_REG 0x58 /* Fan reading is 2 registers long */
+#define OXP_SENSOR_PWM_ENABLE_REG 0x4A /* PWM enable is 1 register long */
+#define OXP_SENSOR_PWM_REG 0x4B /* PWM reading is 1 register long */
+#define PWM_MODE_AUTO 0x00
+#define PWM_MODE_MANUAL 0x01
+
+/* OrangePi fan reading and PWM */
+#define ORANGEPI_SENSOR_FAN_REG 0x78 /* Fan reading is 2 registers long */
+#define ORANGEPI_SENSOR_PWM_ENABLE_REG 0x40 /* PWM enable is 1 register long */
+#define ORANGEPI_SENSOR_PWM_REG 0x38 /* PWM reading is 1 register long */
/* Turbo button takeover function
- * Older boards have different values and EC registers
+ * Different boards have different values and EC registers
* for the same function
*/
-#define OXP_OLD_TURBO_SWITCH_REG 0x1E
-#define OXP_OLD_TURBO_TAKE_VAL 0x01
-#define OXP_OLD_TURBO_RETURN_VAL 0x00
+#define OXP_TURBO_SWITCH_REG 0xF1 /* Mini Pro, OneXFly, AOKZOE */
+#define OXP_2_TURBO_SWITCH_REG 0xEB /* OXP2 and X1 */
+#define OXP_MINI_TURBO_SWITCH_REG 0x1E /* Mini AO7 */
+
+#define OXP_MINI_TURBO_TAKE_VAL 0x01 /* Mini AO7 */
+#define OXP_TURBO_TAKE_VAL 0x40 /* All other models */
-#define OXP_TURBO_SWITCH_REG 0xF1
-#define OXP_TURBO_TAKE_VAL 0x40
-#define OXP_TURBO_RETURN_VAL 0x00
+#define OXP_TURBO_RETURN_VAL 0x00 /* Common return val */
static const struct dmi_system_id dmi_table[] = {
{
{
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
- DMI_EXACT_MATCH(DMI_BOARD_NAME, "AYANEO 2"),
+ DMI_MATCH(DMI_BOARD_NAME, "AYANEO 2"),
},
.driver_data = (void *)aya_neo_2,
},
},
.driver_data = (void *)aya_neo_air,
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "AIR 1S"),
+ },
+ .driver_data = (void *)aya_neo_air_1s,
+ },
{
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
{
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
- DMI_EXACT_MATCH(DMI_BOARD_NAME, "GEEK"),
+ DMI_MATCH(DMI_BOARD_NAME, "FLIP"),
+ },
+ .driver_data = (void *)aya_neo_flip,
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
+ DMI_MATCH(DMI_BOARD_NAME, "GEEK"),
},
.driver_data = (void *)aya_neo_geek,
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "KUN"),
+ },
+ .driver_data = (void *)aya_neo_kun,
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "OrangePi"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "NEO-01"),
+ },
+ .driver_data = (void *)orange_pi_neo,
+ },
{
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"),
},
.driver_data = (void *)oxp_mini_amd,
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"),
+ DMI_MATCH(DMI_BOARD_NAME, "ONEXPLAYER 2"),
+ },
+ .driver_data = (void *)oxp_2,
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"),
+ DMI_EXACT_MATCH(DMI_BOARD_NAME, "ONEXPLAYER F1"),
+ },
+ .driver_data = (void *)oxp_fly,
+ },
{
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"),
},
.driver_data = (void *)oxp_mini_amd_pro,
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ONE-NETBOOK"),
+ DMI_MATCH(DMI_BOARD_NAME, "ONEXPLAYER X1"),
+ },
+ .driver_data = (void *)oxp_x1,
+ },
{},
};
switch (board) {
case oxp_mini_amd_a07:
- reg = OXP_OLD_TURBO_SWITCH_REG;
- val = OXP_OLD_TURBO_TAKE_VAL;
+ reg = OXP_MINI_TURBO_SWITCH_REG;
+ val = OXP_MINI_TURBO_TAKE_VAL;
break;
- case oxp_mini_amd_pro:
case aok_zoe_a1:
+ case oxp_fly:
+ case oxp_mini_amd_pro:
reg = OXP_TURBO_SWITCH_REG;
val = OXP_TURBO_TAKE_VAL;
break;
+ case oxp_2:
+ case oxp_x1:
+ reg = OXP_2_TURBO_SWITCH_REG;
+ val = OXP_TURBO_TAKE_VAL;
+ break;
default:
return -EINVAL;
}
switch (board) {
case oxp_mini_amd_a07:
- reg = OXP_OLD_TURBO_SWITCH_REG;
- val = OXP_OLD_TURBO_RETURN_VAL;
+ reg = OXP_MINI_TURBO_SWITCH_REG;
+ val = OXP_TURBO_RETURN_VAL;
break;
- case oxp_mini_amd_pro:
case aok_zoe_a1:
+ case oxp_fly:
+ case oxp_mini_amd_pro:
reg = OXP_TURBO_SWITCH_REG;
val = OXP_TURBO_RETURN_VAL;
break;
+ case oxp_2:
+ case oxp_x1:
+ reg = OXP_2_TURBO_SWITCH_REG;
+ val = OXP_TURBO_RETURN_VAL;
+ break;
default:
return -EINVAL;
}
{
switch (board) {
case aok_zoe_a1:
+ case oxp_2:
+ case oxp_fly:
case oxp_mini_amd_a07:
case oxp_mini_amd_pro:
+ case oxp_x1:
return attr->mode;
default:
break;
switch (board) {
case oxp_mini_amd_a07:
- reg = OXP_OLD_TURBO_SWITCH_REG;
+ reg = OXP_MINI_TURBO_SWITCH_REG;
break;
- case oxp_mini_amd_pro:
case aok_zoe_a1:
+ case oxp_fly:
+ case oxp_mini_amd_pro:
reg = OXP_TURBO_SWITCH_REG;
break;
+ case oxp_2:
+ case oxp_x1:
+ reg = OXP_2_TURBO_SWITCH_REG;
+ break;
default:
return -EINVAL;
}
/* PWM enable/disable functions */
static int oxp_pwm_enable(void)
{
- return write_to_ec(OXP_SENSOR_PWM_ENABLE_REG, 0x01);
+ switch (board) {
+ case orange_pi_neo:
+ return write_to_ec(ORANGEPI_SENSOR_PWM_ENABLE_REG, PWM_MODE_MANUAL);
+ case aok_zoe_a1:
+ case aya_neo_2:
+ case aya_neo_air:
+ case aya_neo_air_plus_mendo:
+ case aya_neo_air_pro:
+ case aya_neo_flip:
+ case aya_neo_geek:
+ case aya_neo_kun:
+ case oxp_2:
+ case oxp_fly:
+ case oxp_mini_amd:
+ case oxp_mini_amd_a07:
+ case oxp_mini_amd_pro:
+ case oxp_x1:
+ return write_to_ec(OXP_SENSOR_PWM_ENABLE_REG, PWM_MODE_MANUAL);
+ default:
+ return -EINVAL;
+ }
}
static int oxp_pwm_disable(void)
{
- return write_to_ec(OXP_SENSOR_PWM_ENABLE_REG, 0x00);
+ switch (board) {
+ case orange_pi_neo:
+ return write_to_ec(ORANGEPI_SENSOR_PWM_ENABLE_REG, PWM_MODE_AUTO);
+ case aok_zoe_a1:
+ case aya_neo_2:
+ case aya_neo_air:
+ case aya_neo_air_1s:
+ case aya_neo_air_plus_mendo:
+ case aya_neo_air_pro:
+ case aya_neo_flip:
+ case aya_neo_geek:
+ case aya_neo_kun:
+ case oxp_2:
+ case oxp_fly:
+ case oxp_mini_amd:
+ case oxp_mini_amd_a07:
+ case oxp_mini_amd_pro:
+ case oxp_x1:
+ return write_to_ec(OXP_SENSOR_PWM_ENABLE_REG, PWM_MODE_AUTO);
+ default:
+ return -EINVAL;
+ }
}
/* Callbacks for hwmon interface */
case hwmon_fan:
switch (attr) {
case hwmon_fan_input:
- return read_from_ec(OXP_SENSOR_FAN_REG, 2, val);
+ switch (board) {
+ case orange_pi_neo:
+ return read_from_ec(ORANGEPI_SENSOR_FAN_REG, 2, val);
+ case oxp_2:
+ case oxp_x1:
+ return read_from_ec(OXP_2_SENSOR_FAN_REG, 2, val);
+ case aok_zoe_a1:
+ case aya_neo_2:
+ case aya_neo_air:
+ case aya_neo_air_1s:
+ case aya_neo_air_plus_mendo:
+ case aya_neo_air_pro:
+ case aya_neo_flip:
+ case aya_neo_geek:
+ case aya_neo_kun:
+ case oxp_fly:
+ case oxp_mini_amd:
+ case oxp_mini_amd_a07:
+ case oxp_mini_amd_pro:
+ return read_from_ec(OXP_SENSOR_FAN_REG, 2, val);
+ default:
+ break;
+ }
default:
break;
}
case hwmon_pwm:
switch (attr) {
case hwmon_pwm_input:
- ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val);
- if (ret)
- return ret;
switch (board) {
+ case orange_pi_neo:
+ ret = read_from_ec(ORANGEPI_SENSOR_PWM_REG, 1, val);
+ if (ret)
+ return ret;
+ /* scale from range [1-244] */
+ *val = ((*val - 1) * 254 / 243) + 1;
+ break;
+ case oxp_2:
+ case oxp_x1:
+ ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val);
+ if (ret)
+ return ret;
+ /* scale from range [0-184] */
+ *val = (*val * 255) / 184;
+ break;
case aya_neo_2:
case aya_neo_air:
+ case aya_neo_air_1s:
case aya_neo_air_plus_mendo:
case aya_neo_air_pro:
+ case aya_neo_flip:
case aya_neo_geek:
+ case aya_neo_kun:
case oxp_mini_amd:
case oxp_mini_amd_a07:
+ ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val);
+ if (ret)
+ return ret;
+ /* scale from range [0-100] */
*val = (*val * 255) / 100;
break;
- case oxp_mini_amd_pro:
case aok_zoe_a1:
+ case oxp_fly:
+ case oxp_mini_amd_pro:
default:
+ ret = read_from_ec(OXP_SENSOR_PWM_REG, 1, val);
+ if (ret)
+ return ret;
break;
}
return 0;
case hwmon_pwm_enable:
- return read_from_ec(OXP_SENSOR_PWM_ENABLE_REG, 1, val);
+ switch (board) {
+ case orange_pi_neo:
+ return read_from_ec(ORANGEPI_SENSOR_PWM_ENABLE_REG, 1, val);
+ case aok_zoe_a1:
+ case aya_neo_2:
+ case aya_neo_air:
+ case aya_neo_air_1s:
+ case aya_neo_air_plus_mendo:
+ case aya_neo_air_pro:
+ case aya_neo_flip:
+ case aya_neo_geek:
+ case aya_neo_kun:
+ case oxp_2:
+ case oxp_fly:
+ case oxp_mini_amd:
+ case oxp_mini_amd_a07:
+ case oxp_mini_amd_pro:
+ case oxp_x1:
+ return read_from_ec(OXP_SENSOR_PWM_ENABLE_REG, 1, val);
+ default:
+ break;
+ }
default:
break;
}
- break;
default:
break;
}
if (val < 0 || val > 255)
return -EINVAL;
switch (board) {
+ case orange_pi_neo:
+ /* scale to range [1-244] */
+ val = ((val - 1) * 243 / 254) + 1;
+ return write_to_ec(ORANGEPI_SENSOR_PWM_REG, val);
+ case oxp_2:
+ case oxp_x1:
+ /* scale to range [0-184] */
+ val = (val * 184) / 255;
+ return write_to_ec(OXP_SENSOR_PWM_REG, val);
case aya_neo_2:
case aya_neo_air:
+ case aya_neo_air_1s:
case aya_neo_air_plus_mendo:
case aya_neo_air_pro:
+ case aya_neo_flip:
case aya_neo_geek:
+ case aya_neo_kun:
case oxp_mini_amd:
case oxp_mini_amd_a07:
+ /* scale to range [0-100] */
val = (val * 100) / 255;
- break;
+ return write_to_ec(OXP_SENSOR_PWM_REG, val);
case aok_zoe_a1:
+ case oxp_fly:
case oxp_mini_amd_pro:
+ return write_to_ec(OXP_SENSOR_PWM_REG, val);
default:
break;
}
- return write_to_ec(OXP_SENSOR_PWM_REG, val);
default:
break;
}
{
const struct dmi_system_id *dmi_entry;
- /*
- * Have to check for AMD processor here because DMI strings are the
- * same between Intel and AMD boards, the only way to tell them apart
- * is the CPU.
- * Intel boards seem to have different EC registers and values to
- * read/write.
- */
dmi_entry = dmi_first_match(dmi_table);
- if (!dmi_entry || boot_cpu_data.x86_vendor != X86_VENDOR_AMD)
+ if (!dmi_entry)
return -ENODEV;
board = (enum oxp_board)(unsigned long)dmi_entry->driver_data;
+ /*
+ * Have to check for AMD processor here because DMI strings are the same
+ * between Intel and AMD boards on older OneXPlayer devices, the only way
+ * to tell them apart is the CPU. Old Intel boards have an unsupported EC.
+ */
+ if (board == oxp_mini_amd && boot_cpu_data.x86_vendor != X86_VENDOR_AMD)
+ return -ENODEV;
+
oxp_platform_device =
platform_create_bundle(&oxp_platform_driver,
oxp_platform_probe, NULL, 0, NULL, 0);
projects / users / dwmw2 / linux.git / commitdiff