Module Name: src
Committed By: thorpej
Date: Sun Feb 16 22:43:27 UTC 2020
Modified Files:
src/sys/dev/i2c: axp20x.c
Removed Files:
src/sys/dev/i2c: axp20xvar.h
Log Message:
- Don't use I2C_F_POLL.
- G/C the non-FDT entry points; nothing uses them anymore.
To generate a diff of this commit:
cvs rdiff -u -r1.15 -r1.16 src/sys/dev/i2c/axp20x.c
cvs rdiff -u -r1.3 -r0 src/sys/dev/i2c/axp20xvar.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/i2c/axp20x.c
diff -u src/sys/dev/i2c/axp20x.c:1.15 src/sys/dev/i2c/axp20x.c:1.16
--- src/sys/dev/i2c/axp20x.c:1.15 Mon Dec 23 19:12:22 2019
+++ src/sys/dev/i2c/axp20x.c Sun Feb 16 22:43:27 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: axp20x.c,v 1.15 2019/12/23 19:12:22 thorpej Exp $ */
+/* $NetBSD: axp20x.c,v 1.16 2020/02/16 22:43:27 thorpej Exp $ */
/*-
* Copyright (c) 2014-2017 Jared McNeill <[email protected]>
@@ -26,10 +26,8 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include "opt_fdt.h"
-
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: axp20x.c,v 1.15 2019/12/23 19:12:22 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: axp20x.c,v 1.16 2020/02/16 22:43:27 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -39,13 +37,13 @@ __KERNEL_RCSID(0, "$NetBSD: axp20x.c,v 1
#include <sys/kmem.h>
#include <dev/i2c/i2cvar.h>
-#include <dev/i2c/axp20xvar.h>
#include <dev/sysmon/sysmonvar.h>
-#ifdef FDT
#include <dev/fdt/fdtvar.h>
-#endif
+
+#define AXP20X_DCDC2 2
+#define AXP20X_DCDC3 3
#define AXP209_I2C_ADDR 0x34
@@ -204,12 +202,10 @@ static int axp20x_match(device_t, cfdata
static void axp20x_attach(device_t, device_t, void *);
static void axp20x_sensors_refresh(struct sysmon_envsys *, envsys_data_t *);
-static int axp20x_read(struct axp20x_softc *, uint8_t, uint8_t *, size_t, int);
-static int axp20x_write(struct axp20x_softc *, uint8_t, uint8_t *, size_t, int);
+static int axp20x_read(struct axp20x_softc *, uint8_t, uint8_t *, size_t);
+static int axp20x_write(struct axp20x_softc *, uint8_t, uint8_t *, size_t);
-#ifdef FDT
static void axp20x_fdt_attach(struct axp20x_softc *);
-#endif
CFATTACH_DECL_NEW(axp20x, sizeof(struct axp20x_softc),
axp20x_match, axp20x_attach, NULL, NULL);
@@ -248,13 +244,13 @@ axp20x_attach(device_t parent, device_t
sc->sc_phandle = ia->ia_cookie;
error = axp20x_read(sc, AXP_INPUT_STATUS,
- &sc->sc_inputstatus, 1, 0);
+ &sc->sc_inputstatus, 1);
if (error) {
aprint_error(": can't read status: %d\n", error);
return;
}
error = axp20x_read(sc, AXP_POWER_MODE,
- &sc->sc_powermode, 1, 0);
+ &sc->sc_powermode, 1);
if (error) {
aprint_error(": can't read power mode: %d\n", error);
return;
@@ -262,18 +258,18 @@ axp20x_attach(device_t parent, device_t
value = AXP_ADC_EN1_ACV | AXP_ADC_EN1_ACI | AXP_ADC_EN1_VBUSV | AXP_ADC_EN1_VBUSI | AXP_ADC_EN1_APSV | AXP_ADC_EN1_TS;
if (sc->sc_powermode & AXP_POWER_MODE_BATTOK)
value |= AXP_ADC_EN1_BATTV | AXP_ADC_EN1_BATTI;
- error = axp20x_write(sc, AXP_ADC_EN1, &value, 1, 0);
+ error = axp20x_write(sc, AXP_ADC_EN1, &value, 1);
if (error) {
aprint_error(": can't set AXP_ADC_EN1\n");
return;
}
- error = axp20x_read(sc, AXP_ADC_EN2, &value, 1, 0);
+ error = axp20x_read(sc, AXP_ADC_EN2, &value, 1);
if (error) {
aprint_error(": can't read AXP_ADC_EN2\n");
return;
}
value |= AXP_ADC_EN2_TEMP;
- error = axp20x_write(sc, AXP_ADC_EN2, &value, 1, 0);
+ error = axp20x_write(sc, AXP_ADC_EN2, &value, 1);
if (error) {
aprint_error(": can't set AXP_ADC_EN2\n");
return;
@@ -381,22 +377,22 @@ axp20x_attach(device_t parent, device_t
sysmon_envsys_register(sc->sc_sme);
- if (axp20x_read(sc, AXP_DCDC2, &value, 1, 0) == 0) {
+ if (axp20x_read(sc, AXP_DCDC2, &value, 1) == 0) {
aprint_verbose_dev(sc->sc_dev, "DCDC2 %dmV\n",
(int)(700 + (value & AXP_DCDC2_VOLT_MASK) * 25));
}
- if (axp20x_read(sc, AXP_DCDC3, &value, 1, 0) == 0) {
+ if (axp20x_read(sc, AXP_DCDC3, &value, 1) == 0) {
aprint_verbose_dev(sc->sc_dev, "DCDC3 %dmV\n",
(int)(700 + (value & AXP_DCDC3_VOLT_MASK) * 25));
}
- if (axp20x_read(sc, AXP_LDO2_4, &value, 1, 0) == 0) {
+ if (axp20x_read(sc, AXP_LDO2_4, &value, 1) == 0) {
aprint_verbose_dev(sc->sc_dev, "LDO2 %dmV, LDO4 %dmV\n",
(int)(1800 +
((value & AXP_LDO2_VOLT_MASK) >> AXP_LDO2_VOLT_SHIFT) * 100
),
ldo4_mvV[(value & AXP_LDO4_VOLT_MASK) >> AXP_LDO4_VOLT_SHIFT]);
}
- if (axp20x_read(sc, AXP_LDO3, &value, 1, 0) == 0) {
+ if (axp20x_read(sc, AXP_LDO3, &value, 1) == 0) {
if (value & AXP_LDO3_TRACK) {
aprint_verbose_dev(sc->sc_dev, "LDO3: tracking\n");
} else {
@@ -405,7 +401,7 @@ axp20x_attach(device_t parent, device_t
}
}
- if (axp20x_read(sc, AXP_BKUP_CTRL, &value, 1, 0) == 0) {
+ if (axp20x_read(sc, AXP_BKUP_CTRL, &value, 1) == 0) {
if (value & AXP_BKUP_CTRL_ENABLE) {
aprint_verbose_dev(sc->sc_dev,
"RTC supercap charger enabled: %dmV at %duA\n",
@@ -417,9 +413,7 @@ axp20x_attach(device_t parent, device_t
}
}
-#ifdef FDT
axp20x_fdt_attach(sc);
-#endif
}
static void
@@ -429,7 +423,7 @@ axp20x_sensors_refresh_volt(struct axp20
uint8_t buf[2];
int error;
- error = axp20x_read(sc, reg, buf, sizeof(buf), 0);
+ error = axp20x_read(sc, reg, buf, sizeof(buf));
if (error) {
edata->state = ENVSYS_SINVALID;
} else {
@@ -446,7 +440,7 @@ axp20x_sensors_refresh_amp(struct axp20x
uint8_t buf[2];
int error;
- error = axp20x_read(sc, reg, buf, sizeof(buf), 0);
+ error = axp20x_read(sc, reg, buf, sizeof(buf));
if (error) {
edata->state = ENVSYS_SINVALID;
} else {
@@ -467,7 +461,7 @@ axp20x_sensors_refresh(struct sysmon_env
case AXP_SENSOR_ACOK:
case AXP_SENSOR_VBUSOK:
error = axp20x_read(sc, AXP_INPUT_STATUS,
- &sc->sc_inputstatus, 1, 0);
+ &sc->sc_inputstatus, 1);
if (error) {
edata->state = ENVSYS_SINVALID;
return;
@@ -483,7 +477,7 @@ axp20x_sensors_refresh(struct sysmon_env
return;
case AXP_SENSOR_BATTOK:
error = axp20x_read(sc, AXP_POWER_MODE,
- &sc->sc_powermode, 1, 0);
+ &sc->sc_powermode, 1);
if (error) {
edata->state = ENVSYS_SINVALID;
return;
@@ -527,7 +521,7 @@ axp20x_sensors_refresh(struct sysmon_env
return;
}
error = axp20x_read(sc, AXP_POWER_MODE,
- &sc->sc_inputstatus, 1, 0);
+ &sc->sc_inputstatus, 1);
if (error) {
edata->state = ENVSYS_SINVALID;
return;
@@ -545,7 +539,7 @@ axp20x_sensors_refresh(struct sysmon_env
axp20x_sensors_refresh_volt(sc, AXP_APSV_MON_REG, edata);
return;
case AXP_SENSOR_TEMP:
- error = axp20x_read(sc, AXP_TEMP_MON_REG, buf, sizeof(buf), 0);
+ error = axp20x_read(sc, AXP_TEMP_MON_REG, buf, sizeof(buf));
if (error) {
edata->state = ENVSYS_SINVALID;
} else {
@@ -563,16 +557,15 @@ axp20x_sensors_refresh(struct sysmon_env
}
static int
-axp20x_read(struct axp20x_softc *sc, uint8_t reg, uint8_t *val, size_t len,
- int flags)
+axp20x_read(struct axp20x_softc *sc, uint8_t reg, uint8_t *val, size_t len)
{
int ret;
- ret = iic_acquire_bus(sc->sc_i2c, flags);
+ ret = iic_acquire_bus(sc->sc_i2c, 0);
if (ret == 0) {
ret = iic_exec(sc->sc_i2c, I2C_OP_READ_WITH_STOP, sc->sc_addr,
- ®, 1, val, len, flags);
- iic_release_bus(sc->sc_i2c, flags);
+ ®, 1, val, len, 0);
+ iic_release_bus(sc->sc_i2c, 0);
}
return ret;
@@ -580,23 +573,22 @@ axp20x_read(struct axp20x_softc *sc, uin
}
static int
-axp20x_write(struct axp20x_softc *sc, uint8_t reg, uint8_t *val, size_t len,
- int flags)
+axp20x_write(struct axp20x_softc *sc, uint8_t reg, uint8_t *val, size_t len)
{
int ret;
- ret = iic_acquire_bus(sc->sc_i2c, flags);
+ ret = iic_acquire_bus(sc->sc_i2c, 0);
if (ret == 0) {
ret = iic_exec(sc->sc_i2c, I2C_OP_WRITE_WITH_STOP, sc->sc_addr,
- ®, 1, val, len, flags);
- iic_release_bus(sc->sc_i2c, flags);
+ ®, 1, val, len, 0);
+ iic_release_bus(sc->sc_i2c, 0);
}
return ret;
}
-int
-axp20x_set_dcdc(device_t dev, int dcdc, int mvolt, bool poll)
+static int
+axp20x_set_dcdc(device_t dev, int dcdc, int mvolt)
{
struct axp20x_softc *sc = device_private(dev);
int ret;
@@ -611,12 +603,10 @@ axp20x_set_dcdc(device_t dev, int dcdc,
if (value > AXP_DCDC2_VOLT_MASK)
return EINVAL;
reg = value & AXP_DCDC2_VOLT_MASK;
- ret = axp20x_write(sc, AXP_DCDC2, ®, 1,
- poll ? I2C_F_POLL : 0);
+ ret = axp20x_write(sc, AXP_DCDC2, ®, 1);
if (ret)
return ret;
- if (axp20x_read(sc, AXP_DCDC2, ®, 1, poll ? I2C_F_POLL : 0)
- == 0) {
+ if (axp20x_read(sc, AXP_DCDC2, ®, 1) == 0) {
aprint_debug_dev(sc->sc_dev,
"DCDC2 changed to %dmV\n",
(int)(700 + (reg & AXP_DCDC2_VOLT_MASK) * 25));
@@ -628,12 +618,10 @@ axp20x_set_dcdc(device_t dev, int dcdc,
if (value > AXP_DCDC3_VOLT_MASK)
return EINVAL;
reg = value & AXP_DCDC3_VOLT_MASK;
- ret = axp20x_write(sc, AXP_DCDC3, ®, 1,
- poll ? I2C_F_POLL : 0);
+ ret = axp20x_write(sc, AXP_DCDC3, ®, 1);
if (ret)
return ret;
- if (axp20x_read(sc, AXP_DCDC3, ®, 1, poll ? I2C_F_POLL : 0)
- == 0) {
+ if (axp20x_read(sc, AXP_DCDC3, ®, 1) == 0) {
aprint_debug_dev(sc->sc_dev,
"DCDC3 changed to %dmV\n",
(int)(700 + (reg & AXP_DCDC3_VOLT_MASK) * 25));
@@ -645,8 +633,8 @@ axp20x_set_dcdc(device_t dev, int dcdc,
}
}
-int
-axp20x_get_dcdc(device_t dev, int dcdc, int *pmvolt, bool poll)
+static int
+axp20x_get_dcdc(device_t dev, int dcdc, int *pmvolt)
{
struct axp20x_softc *sc = device_private(dev);
uint8_t reg;
@@ -654,13 +642,13 @@ axp20x_get_dcdc(device_t dev, int dcdc,
switch (dcdc) {
case AXP20X_DCDC2:
- error = axp20x_read(sc, AXP_DCDC2, ®, 1, poll ? I2C_F_POLL : 0);
+ error = axp20x_read(sc, AXP_DCDC2, ®, 1);
if (error != 0)
return error;
*pmvolt = __SHIFTOUT(reg, AXP_DCDC2_VOLT_MASK) * 25 + 700;
return 0;
case AXP20X_DCDC3:
- error = axp20x_read(sc, AXP_DCDC3, ®, 1, poll ? I2C_F_POLL : 0);
+ error = axp20x_read(sc, AXP_DCDC3, ®, 1);
if (error != 0)
return error;
*pmvolt = __SHIFTOUT(reg, AXP_DCDC3_VOLT_MASK) * 25 + 700;
@@ -670,21 +658,20 @@ axp20x_get_dcdc(device_t dev, int dcdc,
}
}
-void
+static void
axp20x_poweroff(device_t dev)
{
struct axp20x_softc * const sc = device_private(dev);
uint8_t reg = AXP_SHUTDOWN_CTRL;
int error;
- error = axp20x_write(sc, AXP_SHUTDOWN, ®, 1, I2C_F_POLL);
+ error = axp20x_write(sc, AXP_SHUTDOWN, ®, 1);
if (error) {
device_printf(dev, "WARNING: unable to power off, error %d\n",
error);
}
}
-#ifdef FDT
static const struct axp20xregdef {
const char *name;
int dcdc;
@@ -726,7 +713,7 @@ axp20xreg_set_voltage(device_t dev, u_in
{
struct axp20xreg_softc * const sc = device_private(dev);
- return axp20x_set_dcdc(device_parent(dev), sc->sc_regdef->dcdc, min_uvol / 1000, false);
+ return axp20x_set_dcdc(device_parent(dev), sc->sc_regdef->dcdc, min_uvol / 1000);
}
static int
@@ -735,7 +722,7 @@ axp20xreg_get_voltage(device_t dev, u_in
struct axp20xreg_softc * const sc = device_private(dev);
int mvol, error;
- error = axp20x_get_dcdc(device_parent(dev), sc->sc_regdef->dcdc, &mvol, false);
+ error = axp20x_get_dcdc(device_parent(dev), sc->sc_regdef->dcdc, &mvol);
if (error != 0)
return error;
@@ -829,4 +816,3 @@ axp20x_fdt_attach(struct axp20x_softc *s
config_found(sc->sc_dev, ®, NULL);
}
}
-#endif /* FDT */
