---

yaml
---
r: 69503
b: refs/heads/master
c: cc32658
h: refs/heads/master
i:
  69501: 7563b16
  69499: 2e20a29
  69495: 9505e40
  69487: 6faf0c0
  69471: 6bd851b
  69439: ab9c91a
  69375: 91f454e
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ec70e8afb9b9818690bc440bc730c08bad4746a9
+refs/heads/master: cc32658ca0d7ff33a2e5778227a9c6dc3ad29856

trunk/arch/arm/mach-omap1/board-palmte.c

@@ -321,6 +321,116 @@ static struct tsc2102_config palmte_tsc2102_config = {
 	.alsa_config	= &palmte_alsa_config,
 };
 
+static struct omap_mcbsp_reg_cfg palmte_mcbsp1_regs = {
+	.spcr2	= FRST | GRST | XRST | XINTM(3),
+	.xcr2	= XDATDLY(1) | XFIG,
+	.xcr1	= XWDLEN1(OMAP_MCBSP_WORD_32),
+	.pcr0	= SCLKME | FSXP | CLKXP,
+};
+
+static struct omap_alsa_codec_config palmte_alsa_config = {
+	.name			= "TSC2102 audio",
+	.mcbsp_regs_alsa	= &palmte_mcbsp1_regs,
+	.codec_configure_dev	= NULL,	/* tsc2102_configure, */
+	.codec_set_samplerate	= NULL,	/* tsc2102_set_samplerate, */
+	.codec_clock_setup	= NULL,	/* tsc2102_clock_setup, */
+	.codec_clock_on		= NULL,	/* tsc2102_clock_on, */
+	.codec_clock_off	= NULL,	/* tsc2102_clock_off, */
+	.get_default_samplerate	= NULL,	/* tsc2102_get_default_samplerate, */
+};
+
+#ifdef CONFIG_APM
+/*
+ * Values measured in 10 minute intervals averaged over 10 samples.
+ * May differ slightly from device to device but should be accurate
+ * enough to give basic idea of battery life left and trigger
+ * potential alerts.
+ */
+static const int palmte_battery_sample[] = {
+	2194, 2157, 2138, 2120,
+	2104, 2089, 2075, 2061,
+	2048, 2038, 2026, 2016,
+	2008, 1998, 1989, 1980,
+	1970, 1958, 1945, 1928,
+	1910, 1888, 1860, 1827,
+	1791, 1751, 1709, 1656,
+};
+
+#define INTERVAL		10
+#define BATTERY_HIGH_TRESHOLD	66
+#define BATTERY_LOW_TRESHOLD	33
+
+static void palmte_get_power_status(struct apm_power_info *info, int *battery)
+{
+	int charging, batt, hi, lo, mid;
+
+	charging = !omap_get_gpio_datain(PALMTE_DC_GPIO);
+	batt = battery[0];
+	if (charging)
+		batt -= 60;
+
+	hi = ARRAY_SIZE(palmte_battery_sample);
+	lo = 0;
+
+	info->battery_flag = 0;
+	info->units = APM_UNITS_MINS;
+
+	if (batt > palmte_battery_sample[lo]) {
+		info->battery_life = 100;
+		info->time = INTERVAL * ARRAY_SIZE(palmte_battery_sample);
+	} else if (batt <= palmte_battery_sample[hi - 1]) {
+		info->battery_life = 0;
+		info->time = 0;
+	} else {
+		while (hi > lo + 1) {
+			mid = (hi + lo) >> 2;
+			if (batt <= palmte_battery_sample[mid])
+				lo = mid;
+			else
+				hi = mid;
+		}
+
+		mid = palmte_battery_sample[lo] - palmte_battery_sample[hi];
+		hi = palmte_battery_sample[lo] - batt;
+		info->battery_life = 100 - (100 * lo + 100 * hi / mid) /
+			ARRAY_SIZE(palmte_battery_sample);
+		info->time = INTERVAL * (ARRAY_SIZE(palmte_battery_sample) -
+				lo) - INTERVAL * hi / mid;
+	}
+
+	if (charging) {
+		info->ac_line_status = APM_AC_ONLINE;
+		info->battery_status = APM_BATTERY_STATUS_CHARGING;
+		info->battery_flag |= APM_BATTERY_FLAG_CHARGING;
+	} else {
+		info->ac_line_status = APM_AC_OFFLINE;
+		if (info->battery_life > BATTERY_HIGH_TRESHOLD)
+			info->battery_status = APM_BATTERY_STATUS_HIGH;
+		else if (info->battery_life > BATTERY_LOW_TRESHOLD)
+			info->battery_status = APM_BATTERY_STATUS_LOW;
+		else
+			info->battery_status = APM_BATTERY_STATUS_CRITICAL;
+	}
+
+	if (info->battery_life > BATTERY_HIGH_TRESHOLD)
+		info->battery_flag |= APM_BATTERY_FLAG_HIGH;
+	else if (info->battery_life > BATTERY_LOW_TRESHOLD)
+		info->battery_flag |= APM_BATTERY_FLAG_LOW;
+	else
+		info->battery_flag |= APM_BATTERY_FLAG_CRITICAL;
+}
+#else
+#define palmte_get_power_status	NULL
+#endif
+
+static struct tsc2102_config palmte_tsc2102_config = {
+	.use_internal	= 0,
+	.monitor	= TSC_BAT1 | TSC_AUX | TSC_TEMP,
+	.temp_at25c	= { 2200, 2615 },
+	.apm_report	= palmte_get_power_status,
+	.alsa_config	= &palmte_alsa_config,
+};
+
 static struct omap_board_config_kernel palmte_config[] = {
 	{ OMAP_TAG_USB,		&palmte_usb_config },
 	{ OMAP_TAG_MMC,		&palmte_mmc_config },
@@ -339,6 +449,17 @@ static struct spi_board_info palmte_spi_info[] __initdata = {
 	},
 };
 
+static struct spi_board_info palmte_spi_info[] __initdata = {
+	{
+		.modalias	= "tsc2102",
+		.bus_num	= 2,	/* uWire (officially) */
+		.chip_select	= 0,	/* As opposed to 3 */
+		.irq		= OMAP_GPIO_IRQ(PALMTE_PINTDAV_GPIO),
+		.platform_data	= &palmte_tsc2102_config,
+		.max_speed_hz	= 8000000,
+	},
+};
+
 /* Periodically check for changes on important input pins */
 struct timer_list palmte_pin_timer;
 int prev_power, prev_headphones;
@@ -418,6 +539,8 @@ static void __init omap_palmte_init(void)
 
 	spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
 
+	spi_register_board_info(palmte_spi_info, ARRAY_SIZE(palmte_spi_info));
+
 	omap_serial_init();
 	palmte_gpio_setup();
 }