Merge branch 'for-lak' of git://git.linuxtogo.org/home/thesing/collie into sa1100

4 files changed, 123 insertions, 53 deletions

diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c
index be7e5a3c47d..9982c5c28ed 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;
 
diff --git a/arch/arm/mach-sa1100/include/mach/collie.h b/arch/arm/mach-sa1100/include/mach/collie.h
index 9efb569cdb6..71a0b3fdcc8 100644
--- a/arch/arm/mach-sa1100/include/mach/collie.h
+++ b/arch/arm/mach-sa1100/include/mach/collie.h
@@ -25,29 +25,39 @@
 #define COLLIE_GPIO_VPEN	(COLLIE_SCOOP_GPIO_BASE + 7)
 #define COLLIE_SCP_LB_VOL_CHG	SCOOP_GPCR_PA19
 
-#define COLLIE_SCOOP_IO_DIR	( COLLIE_SCP_MUTE_L | COLLIE_SCP_MUTE_R | \
+#define COLLIE_SCOOP_IO_DIR	(COLLIE_SCP_MUTE_L | COLLIE_SCP_MUTE_R | \
 				COLLIE_SCP_5VON | COLLIE_SCP_AMP_ON | \
-				COLLIE_SCP_LB_VOL_CHG )
-#define COLLIE_SCOOP_IO_OUT	( COLLIE_SCP_MUTE_L | COLLIE_SCP_MUTE_R )
+				COLLIE_SCP_LB_VOL_CHG)
+#define COLLIE_SCOOP_IO_OUT	(COLLIE_SCP_MUTE_L | COLLIE_SCP_MUTE_R)
 
-/* GPIOs for which the generic definition doesn't say much */
+/* GPIOs for gpiolib  */
 
-#define COLLIE_GPIO_ON_KEY		GPIO_GPIO (0)
-#define COLLIE_GPIO_AC_IN		GPIO_GPIO (1)
-#define COLLIE_GPIO_SDIO_INT		GPIO_GPIO (11)
-#define COLLIE_GPIO_CF_IRQ		GPIO_GPIO (14)
-#define COLLIE_GPIO_nREMOCON_INT	GPIO_GPIO (15)
-#define COLLIE_GPIO_UCB1x00_RESET	GPIO_GPIO (16)
-#define COLLIE_GPIO_nMIC_ON		GPIO_GPIO (17)
-#define COLLIE_GPIO_nREMOCON_ON		GPIO_GPIO (18)
-#define COLLIE_GPIO_CO			GPIO_GPIO (20)
-#define COLLIE_GPIO_MCP_CLK		GPIO_GPIO (21)
-#define COLLIE_GPIO_CF_CD		GPIO_GPIO (22)
-#define COLLIE_GPIO_UCB1x00_IRQ		GPIO_GPIO (23)
-#define COLLIE_GPIO_WAKEUP		GPIO_GPIO (24)
-#define COLLIE_GPIO_GA_INT		GPIO_GPIO (25)
-#define COLLIE_GPIO_MAIN_BAT_LOW	GPIO_GPIO (26)
+#define COLLIE_GPIO_ON_KEY		(0)
+#define COLLIE_GPIO_AC_IN		(1)
+#define COLLIE_GPIO_SDIO_INT		(11)
+#define COLLIE_GPIO_CF_IRQ		(14)
+#define COLLIE_GPIO_nREMOCON_INT	(15)
+#define COLLIE_GPIO_UCB1x00_RESET	(16)
+#define COLLIE_GPIO_nMIC_ON		(17)
+#define COLLIE_GPIO_nREMOCON_ON		(18)
+#define COLLIE_GPIO_CO			(20)
+#define COLLIE_GPIO_MCP_CLK		(21)
+#define COLLIE_GPIO_CF_CD		(22)
+#define COLLIE_GPIO_UCB1x00_IRQ		(23)
+#define COLLIE_GPIO_WAKEUP		(24)
+#define COLLIE_GPIO_GA_INT		(25)
+#define COLLIE_GPIO_MAIN_BAT_LOW	(26)
 
+/* GPIO definitions for direct register access */
+
+#define _COLLIE_GPIO_ON_KEY		GPIO_GPIO(0)
+#define _COLLIE_GPIO_AC_IN		GPIO_GPIO(1)
+#define _COLLIE_GPIO_nREMOCON_INT	GPIO_GPIO(15)
+#define _COLLIE_GPIO_UCB1x00_RESET	GPIO_GPIO(16)
+#define _COLLIE_GPIO_nMIC_ON		GPIO_GPIO(17)
+#define _COLLIE_GPIO_nREMOCON_ON	GPIO_GPIO(18)
+#define _COLLIE_GPIO_CO			GPIO_GPIO(20)
+#define _COLLIE_GPIO_WAKEUP		GPIO_GPIO(24)
 /* Interrupts */
 
 #define COLLIE_IRQ_GPIO_ON_KEY		IRQ_GPIO0
@@ -70,19 +80,20 @@
 #define COLLIE_LCM_IRQ_GPIO_nSD_WP	IRQ_LOCOMO_GPIO14
 
 /* GPIO's on the TC35143AF (Toshiba Analog Frontend) */
-#define COLLIE_TC35143_GPIO_VERSION0    UCB_IO_0	/* GPIO0=Version                 */
-#define COLLIE_TC35143_GPIO_TBL_CHK     UCB_IO_1	/* GPIO1=TBL_CHK                 */
-#define COLLIE_TC35143_GPIO_VPEN_ON     UCB_IO_2	/* GPIO2=VPNE_ON                 */
-#define COLLIE_TC35143_GPIO_IR_ON       UCB_IO_3	/* GPIO3=IR_ON                   */
-#define COLLIE_TC35143_GPIO_AMP_ON      UCB_IO_4	/* GPIO4=AMP_ON                  */
-#define COLLIE_TC35143_GPIO_VERSION1    UCB_IO_5	/* GPIO5=Version                 */
-#define COLLIE_TC35143_GPIO_FS8KLPF     UCB_IO_5	/* GPIO5=fs 8k LPF               */
-#define COLLIE_TC35143_GPIO_BUZZER_BIAS UCB_IO_6	/* GPIO6=BUZZER BIAS             */
-#define COLLIE_TC35143_GPIO_MBAT_ON     UCB_IO_7	/* GPIO7=MBAT_ON                 */
-#define COLLIE_TC35143_GPIO_BBAT_ON     UCB_IO_8	/* GPIO8=BBAT_ON                 */
-#define COLLIE_TC35143_GPIO_TMP_ON      UCB_IO_9	/* GPIO9=TMP_ON                  */
-#define COLLIE_TC35143_GPIO_IN		( UCB_IO_0 | UCB_IO_2 | UCB_IO_5 )
-#define COLLIE_TC35143_GPIO_OUT		( UCB_IO_1 | UCB_IO_3 | UCB_IO_4 | UCB_IO_6 | \
-					UCB_IO_7 | UCB_IO_8 | UCB_IO_9 )
+#define COLLIE_TC35143_GPIO_BASE	(GPIO_MAX + 13)
+#define COLLIE_TC35143_GPIO_VERSION0    UCB_IO_0
+#define COLLIE_TC35143_GPIO_TBL_CHK     UCB_IO_1
+#define COLLIE_TC35143_GPIO_VPEN_ON     UCB_IO_2
+#define COLLIE_TC35143_GPIO_IR_ON       UCB_IO_3
+#define COLLIE_TC35143_GPIO_AMP_ON      UCB_IO_4
+#define COLLIE_TC35143_GPIO_VERSION1    UCB_IO_5
+#define COLLIE_TC35143_GPIO_FS8KLPF     UCB_IO_5
+#define COLLIE_TC35143_GPIO_BUZZER_BIAS UCB_IO_6
+#define COLLIE_GPIO_MBAT_ON     	(COLLIE_TC35143_GPIO_BASE + 7)
+#define COLLIE_GPIO_BBAT_ON     	(COLLIE_TC35143_GPIO_BASE + 8)
+#define COLLIE_GPIO_TMP_ON      	(COLLIE_TC35143_GPIO_BASE + 9)
+#define COLLIE_TC35143_GPIO_IN		(UCB_IO_0 | UCB_IO_2 | UCB_IO_5)
+#define COLLIE_TC35143_GPIO_OUT		(UCB_IO_1 | UCB_IO_3 | UCB_IO_4 \
+						| UCB_IO_6)
 
 #endif
diff --git a/arch/arm/mach-sa1100/include/mach/gpio.h b/arch/arm/mach-sa1100/include/mach/gpio.h
index 582a0c92da5..7befc104e9a 100644
--- a/arch/arm/mach-sa1100/include/mach/gpio.h
+++ b/arch/arm/mach-sa1100/include/mach/gpio.h
@@ -49,20 +49,9 @@ static inline void gpio_set_value(unsigned gpio, int value)
 
 #define gpio_cansleep	__gpio_cansleep
 
-static inline unsigned gpio_to_irq(unsigned gpio)
-{
-	if (gpio < 11)
-		return IRQ_GPIO0 + gpio;
-	else
-		return IRQ_GPIO11 - 11 + gpio;
-}
-
-static inline unsigned irq_to_gpio(unsigned irq)
-{
-	if (irq < IRQ_GPIO11_27)
-		return irq - IRQ_GPIO0;
-	else
-		return irq - IRQ_GPIO11 + 11;
-}
+#define gpio_to_irq(gpio)	((gpio < 11) ? (IRQ_GPIO0 + gpio) : \
+					(IRQ_GPIO11 - 11 + gpio))
+#define irq_to_gpio(irq)	((irq < IRQ_GPIO11_27) ? (irq - IRQ_GPIO0) : \
+					(irq - IRQ_GPIO11 + 11))
 
 #endif
diff --git a/arch/arm/mach-sa1100/include/mach/mcp.h b/arch/arm/mach-sa1100/include/mach/mcp.h
index fb8b09a57ad..ed1a331508a 100644
--- a/arch/arm/mach-sa1100/include/mach/mcp.h
+++ b/arch/arm/mach-sa1100/include/mach/mcp.h
@@ -16,6 +16,7 @@ struct mcp_plat_data {
 	u32 mccr0;
 	u32 mccr1;
 	unsigned int sclk_rate;
+	int gpio_base;
 };
 
 #endif