This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / arm / mach-pxa / sharpsl_pm.c

diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c
new file mode 100644 (file)
index 0000000..6d402b2
--- /dev/null
+++ b/arch/arm/mach-pxa/sharpsl_pm.c
@@ -0,0 +1,179 @@
+/*
+ * Battery and Power Management code for the Sharp SL-C7xx and SL-Cxx00
+ * series of PDAs
+ *
+ * Copyright (c) 2004-2005 Richard Purdie
+ *
+ * Based on code written by Sharp for 2.4 kernels
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#undef DEBUG
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+#include <asm/apm.h>
+#include <asm/arch/pm.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/sharpsl.h>
+#include "sharpsl.h"
+
+struct battery_thresh spitz_battery_levels_acin[] = {
+       { 213, 100},
+       { 212,  98},
+       { 211,  95},
+       { 210,  93},
+       { 209,  90},
+       { 208,  88},
+       { 207,  85},
+       { 206,  83},
+       { 205,  80},
+       { 204,  78},
+       { 203,  75},
+       { 202,  73},
+       { 201,  70},
+       { 200,  68},
+       { 199,  65},
+       { 198,  63},
+       { 197,  60},
+       { 196,  58},
+       { 195,  55},
+       { 194,  53},
+       { 193,  50},
+       { 192,  48},
+       { 192,  45},
+       { 191,  43},
+       { 191,  40},
+       { 190,  38},
+       { 190,  35},
+       { 189,  33},
+       { 188,  30},
+       { 187,  28},
+       { 186,  25},
+       { 185,  23},
+       { 184,  20},
+       { 183,  18},
+       { 182,  15},
+       { 181,  13},
+       { 180,  10},
+       { 179,   8},
+       { 178,   5},
+       {   0,   0},
+};
+
+struct battery_thresh  spitz_battery_levels_noac[] = {
+       { 213, 100},
+       { 212,  98},
+       { 211,  95},
+       { 210,  93},
+       { 209,  90},
+       { 208,  88},
+       { 207,  85},
+       { 206,  83},
+       { 205,  80},
+       { 204,  78},
+       { 203,  75},
+       { 202,  73},
+       { 201,  70},
+       { 200,  68},
+       { 199,  65},
+       { 198,  63},
+       { 197,  60},
+       { 196,  58},
+       { 195,  55},
+       { 194,  53},
+       { 193,  50},
+       { 192,  48},
+       { 191,  45},
+       { 190,  43},
+       { 189,  40},
+       { 188,  38},
+       { 187,  35},
+       { 186,  33},
+       { 185,  30},
+       { 184,  28},
+       { 183,  25},
+       { 182,  23},
+       { 181,  20},
+       { 180,  18},
+       { 179,  15},
+       { 178,  13},
+       { 177,  10},
+       { 176,   8},
+       { 175,   5},
+       {   0,   0},
+};
+
+/* MAX1111 Commands */
+#define MAXCTRL_PD0      1u << 0
+#define MAXCTRL_PD1      1u << 1
+#define MAXCTRL_SGL      1u << 2
+#define MAXCTRL_UNI      1u << 3
+#define MAXCTRL_SEL_SH   4
+#define MAXCTRL_STR      1u << 7
+
+/*
+ * Read MAX1111 ADC
+ */
+int sharpsl_pm_pxa_read_max1111(int channel)
+{
+       return corgi_ssp_max1111_get((channel << MAXCTRL_SEL_SH) | MAXCTRL_PD0 | MAXCTRL_PD1
+                       | MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR);
+}
+
+void sharpsl_pm_pxa_init(void)
+{
+       pxa_gpio_mode(sharpsl_pm.machinfo->gpio_acin | GPIO_IN);
+       pxa_gpio_mode(sharpsl_pm.machinfo->gpio_batfull | GPIO_IN);
+       pxa_gpio_mode(sharpsl_pm.machinfo->gpio_batlock | GPIO_IN);
+
+       /* Register interrupt handlers */
+       if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr, SA_INTERRUPT, "AC Input Detect", sharpsl_ac_isr)) {
+               dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin));
+       }
+       else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin),IRQT_BOTHEDGE);
+
+       if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr, SA_INTERRUPT, "Battery Cover", sharpsl_fatal_isr)) {
+               dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock));
+       }
+       else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock),IRQT_FALLING);
+
+       if (sharpsl_pm.machinfo->gpio_fatal) {
+               if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr, SA_INTERRUPT, "Fatal Battery", sharpsl_fatal_isr)) {
+                       dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal));
+               }
+               else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal),IRQT_FALLING);
+       }
+
+       if (!machine_is_corgi())
+       {
+               /* Register interrupt handler. */
+               if (request_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr, SA_INTERRUPT, "CO", sharpsl_chrg_full_isr)) {
+                       dev_err(sharpsl_pm.dev, "Could not get irq %d.\n", IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull));
+               }
+               else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull),IRQT_RISING);
+       }
+}
+
+void sharpsl_pm_pxa_remove(void)
+{
+       free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr);
+       free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr);
+
+       if (sharpsl_pm.machinfo->gpio_fatal)
+               free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_fatal), sharpsl_fatal_isr);
+
+       if (!machine_is_corgi())
+               free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr);
+}