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[src/trunk]: src/sys/dev/i2c POKS IRQ register / bit differ between AXP803 an...



details:   https://anonhg.NetBSD.org/src/rev/880b4ff83a7e
branches:  trunk
changeset: 361657:880b4ff83a7e
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Sun May 06 14:25:48 2018 +0000

description:
POKS IRQ register / bit differ between AXP803 and AXP805/806. Handle these
differences.

diffstat:

 sys/dev/i2c/axppmic.c |  40 +++++++++++++++++++++++++++++++---------
 1 files changed, 31 insertions(+), 9 deletions(-)

diffs (122 lines):

diff -r f95f0e15b1da -r 880b4ff83a7e sys/dev/i2c/axppmic.c
--- a/sys/dev/i2c/axppmic.c     Sun May 06 13:40:50 2018 +0000
+++ b/sys/dev/i2c/axppmic.c     Sun May 06 14:25:48 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: axppmic.c,v 1.4 2018/05/05 10:56:40 jmcneill Exp $ */
+/* $NetBSD: axppmic.c,v 1.5 2018/05/06 14:25:48 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2014-2018 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: axppmic.c,v 1.4 2018/05/05 10:56:40 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: axppmic.c,v 1.5 2018/05/06 14:25:48 jmcneill Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -57,7 +57,12 @@
 #define         AXP_POWER_DISABLE_CTRL __BIT(7)
 
 #define AXP_IRQ_ENABLE_REG(n)  (0x40 + (n) - 1)
+#define         AXP_IRQ1_ACIN_RAISE    __BIT(6)
+#define         AXP_IRQ1_ACIN_LOWER    __BIT(5)
+#define         AXP_IRQ1_VBUS_RAISE    __BIT(3)
+#define         AXP_IRQ1_VBUS_LOWER    __BIT(2)
 #define         AXP_IRQ2_POKSIRQ       __BIT(1)
+#define         AXP_IRQ2_
 #define AXP_IRQ_STATUS_REG(n)  (0x48 + (n) - 1)
 
 #define        AXP_FUEL_GAUGE_CTRL_REG 0xb8
@@ -181,6 +186,8 @@
        u_int irq_regs;
        bool has_battery;
        bool has_fuel_gauge;
+       u_int poksirq_reg;
+       uint8_t poksirq_mask;
 };
 
 enum axppmic_sensor {
@@ -201,6 +208,10 @@
 
        bool            sc_has_battery;
        bool            sc_has_fuel_gauge;
+       u_int           sc_poksirq_reg;
+       uint8_t         sc_poksirq_mask;
+
+       u_int           sc_irq_regs;
 
        struct sysmon_pswitch sc_smpsw;
 
@@ -233,6 +244,8 @@
        .irq_regs = 6,
        .has_battery = true,
        .has_fuel_gauge = true,
+       .poksirq_reg = 5,
+       .poksirq_mask = __BIT(4),
 };
 
 static const struct axppmic_config axp805_config = {
@@ -240,6 +253,8 @@
        .controls = axp805_ctrls,
        .ncontrols = __arraycount(axp805_ctrls),
        .irq_regs = 2,
+       .poksirq_reg = 2,
+       .poksirq_mask = __BIT(1),
 };
 
 static const struct of_compat_data compat_data[] = {
@@ -358,14 +373,18 @@
 {
        struct axppmic_softc *sc = priv;
        const int flags = I2C_F_POLL;
+       u_int n;
        uint8_t stat;
 
        iic_acquire_bus(sc->sc_i2c, flags);
-       if (axppmic_read(sc->sc_i2c, sc->sc_addr, AXP_IRQ_STATUS_REG(2), &stat, flags) == 0) {
-               if (stat & AXP_IRQ2_POKSIRQ)
-                       sysmon_task_queue_sched(0, axppmic_task_shut, sc);
+       for (n = 1; n <= sc->sc_irq_regs; n++) {
+               if (axppmic_read(sc->sc_i2c, sc->sc_addr, AXP_IRQ_STATUS_REG(n), &stat, flags) == 0) {
+                       if (n == sc->sc_poksirq_reg && (stat & sc->sc_poksirq_mask) != 0)
+                               sysmon_task_queue_sched(0, axppmic_task_shut, sc);
 
-               axppmic_write(sc->sc_i2c, sc->sc_addr, AXP_IRQ_STATUS_REG(2), stat, flags);
+                       axppmic_write(sc->sc_i2c, sc->sc_addr,
+                           AXP_IRQ_STATUS_REG(sc->sc_poksirq_reg), stat, flags);
+               }
        }
        iic_release_bus(sc->sc_i2c, flags);
 
@@ -518,7 +537,7 @@
                sc->sc_sme->sme_cookie = sc;
                sc->sc_sme->sme_refresh = axppmic_sensor_refresh;
                sc->sc_sme->sme_class = SME_CLASS_BATTERY;
-               sc->sc_sme->sme_flags = SME_POLL_ONLY | SME_INIT_REFRESH;
+               sc->sc_sme->sme_flags = SME_INIT_REFRESH;
 
                axppmic_attach_acadapter(sc);
                axppmic_attach_battery(sc);
@@ -562,6 +581,9 @@
        sc->sc_phandle = ia->ia_cookie;
        sc->sc_has_battery = c->has_battery;
        sc->sc_has_fuel_gauge = c->has_fuel_gauge;
+       sc->sc_irq_regs = c->irq_regs;
+       sc->sc_poksirq_reg = c->poksirq_reg;
+       sc->sc_poksirq_mask = c->poksirq_mask;
 
        aprint_naive("\n");
        aprint_normal(": %s\n", c->name);
@@ -573,8 +595,8 @@
        iic_acquire_bus(sc->sc_i2c, I2C_F_POLL);
        for (i = 1; i <= c->irq_regs; i++) {
                irq_mask = 0;
-               if (i == 2)
-                       irq_mask |= AXP_IRQ2_POKSIRQ;
+               if (i == c->poksirq_reg)
+                       irq_mask |= c->poksirq_mask;
                axppmic_write(sc->sc_i2c, sc->sc_addr, AXP_IRQ_ENABLE_REG(i), irq_mask, I2C_F_POLL);
        }
        iic_release_bus(sc->sc_i2c, I2C_F_POLL);



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