diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-06 16:53:09 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-06 16:53:12 (GMT) |
commit | ba71e17269633ea36e776d744d5cc0fcb5a41f93 (patch) | |
tree | 0a51c86e5c218ac2ae74ff8193880a64053a77bc /arch | |
parent | 729fae44dd8332cbf5b9d05a9af17a7455e165b2 (diff) | |
parent | 9823b2d0f9547742fc40857f9ef153d6956266f2 (diff) | |
download | linux-fsl-qoriq-ba71e17269633ea36e776d744d5cc0fcb5a41f93.tar.xz |
Merge branch 'for-lak' of git://git.linuxtogo.org/home/thesing/collie into sa1100
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-sa1100/collie.c | 79 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/collie.h | 77 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/gpio.h | 19 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/mcp.h | 1 |
4 files changed, 123 insertions, 53 deletions
diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index be7e5a3..9982c5c 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 9efb569..71a0b3f 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 582a0c9..7befc10 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 fb8b09a..ed1a331 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 |