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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-12-06 16:53:09 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-12-06 16:53:12 +0000
commitba71e17269633ea36e776d744d5cc0fcb5a41f93 (patch)
tree0a51c86e5c218ac2ae74ff8193880a64053a77bc /arch/arm/mach-sa1100/collie.c
parent729fae44dd8332cbf5b9d05a9af17a7455e165b2 (diff)
parent9823b2d0f9547742fc40857f9ef153d6956266f2 (diff)
downloadlinux-stericsson-ba71e17269633ea36e776d744d5cc0fcb5a41f93.tar.gz
Merge branch 'for-lak' of git://git.linuxtogo.org/home/thesing/collie into sa1100
Diffstat (limited to 'arch/arm/mach-sa1100/collie.c')
-rw-r--r--arch/arm/mach-sa1100/collie.c79
1 files changed, 74 insertions, 5 deletions
diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c
index be7e5a3c47d0..9982c5c28edf 100644
--- a/arch/arm/mach-sa1100/collie.c
+++ b/arch/arm/mach-sa1100/collie.c
@@ -26,6 +26,7 @@
#include <linux/mtd/partitions.h>
#include <linux/timer.h>
#include <linux/gpio.h>
+#include <linux/pda_power.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
@@ -56,6 +57,7 @@ static struct resource collie_scoop_resources[] = {
static struct scoop_config collie_scoop_setup = {
.io_dir = COLLIE_SCOOP_IO_DIR,
.io_out = COLLIE_SCOOP_IO_OUT,
+ .gpio_base = COLLIE_SCOOP_GPIO_BASE,
};
struct platform_device colliescoop_device = {
@@ -85,6 +87,70 @@ static struct scoop_pcmcia_config collie_pcmcia_config = {
static struct mcp_plat_data collie_mcp_data = {
.mccr0 = MCCR0_ADM | MCCR0_ExtClk,
.sclk_rate = 9216000,
+ .gpio_base = COLLIE_TC35143_GPIO_BASE,
+};
+
+/*
+ * Collie AC IN
+ */
+static int collie_power_init(struct device *dev)
+{
+ int ret = gpio_request(COLLIE_GPIO_AC_IN, "ac in");
+ if (ret)
+ goto err_gpio_req;
+
+ ret = gpio_direction_input(COLLIE_GPIO_AC_IN);
+ if (ret)
+ goto err_gpio_in;
+
+ return 0;
+
+err_gpio_in:
+ gpio_free(COLLIE_GPIO_AC_IN);
+err_gpio_req:
+ return ret;
+}
+
+static void collie_power_exit(struct device *dev)
+{
+ gpio_free(COLLIE_GPIO_AC_IN);
+}
+
+static int collie_power_ac_online(void)
+{
+ return gpio_get_value(COLLIE_GPIO_AC_IN) == 2;
+}
+
+static char *collie_ac_supplied_to[] = {
+ "main-battery",
+ "backup-battery",
+};
+
+static struct pda_power_pdata collie_power_data = {
+ .init = collie_power_init,
+ .is_ac_online = collie_power_ac_online,
+ .exit = collie_power_exit,
+ .supplied_to = collie_ac_supplied_to,
+ .num_supplicants = ARRAY_SIZE(collie_ac_supplied_to),
+};
+
+static struct resource collie_power_resource[] = {
+ {
+ .name = "ac",
+ .start = gpio_to_irq(COLLIE_GPIO_AC_IN),
+ .end = gpio_to_irq(COLLIE_GPIO_AC_IN),
+ .flags = IORESOURCE_IRQ |
+ IORESOURCE_IRQ_HIGHEDGE |
+ IORESOURCE_IRQ_LOWEDGE,
+ },
+};
+
+static struct platform_device collie_power_device = {
+ .name = "pda-power",
+ .id = -1,
+ .dev.platform_data = &collie_power_data,
+ .resource = collie_power_resource,
+ .num_resources = ARRAY_SIZE(collie_power_resource),
};
#ifdef CONFIG_SHARP_LOCOMO
@@ -178,6 +244,7 @@ struct platform_device collie_locomo_device = {
static struct platform_device *devices[] __initdata = {
&collie_locomo_device,
&colliescoop_device,
+ &collie_power_device,
};
static struct mtd_partition collie_partitions[] = {
@@ -248,22 +315,24 @@ static void __init collie_init(void)
GPDR = GPIO_LDD8 | GPIO_LDD9 | GPIO_LDD10 | GPIO_LDD11 | GPIO_LDD12 |
GPIO_LDD13 | GPIO_LDD14 | GPIO_LDD15 | GPIO_SSP_TXD |
GPIO_SSP_SCLK | GPIO_SSP_SFRM | GPIO_SDLC_SCLK |
- COLLIE_GPIO_UCB1x00_RESET | COLLIE_GPIO_nMIC_ON |
- COLLIE_GPIO_nREMOCON_ON | GPIO_32_768kHz;
+ _COLLIE_GPIO_UCB1x00_RESET | _COLLIE_GPIO_nMIC_ON |
+ _COLLIE_GPIO_nREMOCON_ON | GPIO_32_768kHz;
PPDR = PPC_LDD0 | PPC_LDD1 | PPC_LDD2 | PPC_LDD3 | PPC_LDD4 | PPC_LDD5 |
PPC_LDD6 | PPC_LDD7 | PPC_L_PCLK | PPC_L_LCLK | PPC_L_FCLK | PPC_L_BIAS |
PPC_TXD1 | PPC_TXD2 | PPC_TXD3 | PPC_TXD4 | PPC_SCLK | PPC_SFRM;
- PWER = COLLIE_GPIO_AC_IN | COLLIE_GPIO_CO | COLLIE_GPIO_ON_KEY |
- COLLIE_GPIO_WAKEUP | COLLIE_GPIO_nREMOCON_INT | PWER_RTC;
+ PWER = _COLLIE_GPIO_AC_IN | _COLLIE_GPIO_CO | _COLLIE_GPIO_ON_KEY |
+ _COLLIE_GPIO_WAKEUP | _COLLIE_GPIO_nREMOCON_INT | PWER_RTC;
- PGSR = COLLIE_GPIO_nREMOCON_ON;
+ PGSR = _COLLIE_GPIO_nREMOCON_ON;
PSDR = PPC_RXD1 | PPC_RXD2 | PPC_RXD3 | PPC_RXD4;
PCFR = PCFR_OPDE;
+ GPSR |= _COLLIE_GPIO_UCB1x00_RESET;
+
platform_scoop_config = &collie_pcmcia_config;