From f151ccf76b38d2ffdfe9e44fa01fe2fc0a754637 Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 28 Oct 2008 21:41:39 +0300 Subject: collie: fix scoop convesion to new api --- arch/arm/mach-sa1100/collie.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index bbf2ebcc306..b629cbaaec5 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -56,6 +56,7 @@ 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 = { -- cgit v1.2.3 From 1d0ad843b08f7655b8ac011bca1e3e0c69a554de Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Mon, 5 Oct 2009 22:05:38 +0200 Subject: collie: prepare for gpiolib use prefix gpio definitions for direct register access with '_' so we can use the other names for gpio_request & co --- arch/arm/mach-sa1100/collie.c | 12 +++++---- arch/arm/mach-sa1100/include/mach/collie.h | 42 ++++++++++++++++++------------ 2 files changed, 33 insertions(+), 21 deletions(-) diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index b629cbaaec5..9f5029cb270 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -249,22 +249,24 @@ 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..8c8fe46e412 100644 --- a/arch/arm/mach-sa1100/include/mach/collie.h +++ b/arch/arm/mach-sa1100/include/mach/collie.h @@ -30,24 +30,34 @@ 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 -- cgit v1.2.3 From c8602edf3f9471466755329b78d309f2a01dd449 Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 10 Feb 2009 14:54:57 +0100 Subject: move drivers/mfd/*.h to include/linux/mfd So drivers like collie_battery driver can use those files easier. --- drivers/mfd/mcp-core.c | 2 +- drivers/mfd/mcp-sa11x0.c | 2 +- drivers/mfd/mcp.h | 66 ----------- drivers/mfd/ucb1x00-assabet.c | 2 +- drivers/mfd/ucb1x00-core.c | 2 +- drivers/mfd/ucb1x00-ts.c | 2 +- drivers/mfd/ucb1x00.h | 255 ------------------------------------------ include/linux/mfd/mcp.h | 68 +++++++++++ include/linux/mfd/ucb1x00.h | 255 ++++++++++++++++++++++++++++++++++++++++++ 9 files changed, 328 insertions(+), 326 deletions(-) delete mode 100644 drivers/mfd/mcp.h delete mode 100644 drivers/mfd/ucb1x00.h create mode 100644 include/linux/mfd/mcp.h create mode 100644 include/linux/mfd/ucb1x00.h diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c index 57271cb3b31..84815f9ef63 100644 --- a/drivers/mfd/mcp-core.c +++ b/drivers/mfd/mcp-core.c @@ -17,11 +17,11 @@ #include #include #include +#include #include #include -#include "mcp.h" #define to_mcp(d) container_of(d, struct mcp, attached_device) #define to_mcp_driver(d) container_of(d, struct mcp_driver, drv) diff --git a/drivers/mfd/mcp-sa11x0.c b/drivers/mfd/mcp-sa11x0.c index 62b32dabf62..212189815c8 100644 --- a/drivers/mfd/mcp-sa11x0.c +++ b/drivers/mfd/mcp-sa11x0.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include @@ -28,7 +29,6 @@ #include -#include "mcp.h" struct mcp_sa11x0 { u32 mccr0; diff --git a/drivers/mfd/mcp.h b/drivers/mfd/mcp.h deleted file mode 100644 index c093a93b880..00000000000 --- a/drivers/mfd/mcp.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * linux/drivers/mfd/mcp.h - * - * Copyright (C) 2001 Russell King, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - */ -#ifndef MCP_H -#define MCP_H - -struct mcp_ops; - -struct mcp { - struct module *owner; - struct mcp_ops *ops; - spinlock_t lock; - int use_count; - unsigned int sclk_rate; - unsigned int rw_timeout; - dma_device_t dma_audio_rd; - dma_device_t dma_audio_wr; - dma_device_t dma_telco_rd; - dma_device_t dma_telco_wr; - struct device attached_device; -}; - -struct mcp_ops { - void (*set_telecom_divisor)(struct mcp *, unsigned int); - void (*set_audio_divisor)(struct mcp *, unsigned int); - void (*reg_write)(struct mcp *, unsigned int, unsigned int); - unsigned int (*reg_read)(struct mcp *, unsigned int); - void (*enable)(struct mcp *); - void (*disable)(struct mcp *); -}; - -void mcp_set_telecom_divisor(struct mcp *, unsigned int); -void mcp_set_audio_divisor(struct mcp *, unsigned int); -void mcp_reg_write(struct mcp *, unsigned int, unsigned int); -unsigned int mcp_reg_read(struct mcp *, unsigned int); -void mcp_enable(struct mcp *); -void mcp_disable(struct mcp *); -#define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate) - -struct mcp *mcp_host_alloc(struct device *, size_t); -int mcp_host_register(struct mcp *); -void mcp_host_unregister(struct mcp *); - -struct mcp_driver { - struct device_driver drv; - int (*probe)(struct mcp *); - void (*remove)(struct mcp *); - int (*suspend)(struct mcp *, pm_message_t); - int (*resume)(struct mcp *); -}; - -int mcp_driver_register(struct mcp_driver *); -void mcp_driver_unregister(struct mcp_driver *); - -#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device) -#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d) - -#define mcp_priv(mcp) ((void *)((mcp)+1)) - -#endif diff --git a/drivers/mfd/ucb1x00-assabet.c b/drivers/mfd/ucb1x00-assabet.c index 86fed4870f9..cea9da60850 100644 --- a/drivers/mfd/ucb1x00-assabet.c +++ b/drivers/mfd/ucb1x00-assabet.c @@ -14,10 +14,10 @@ #include #include #include +#include #include -#include "ucb1x00.h" #define UCB1X00_ATTR(name,input)\ static ssize_t name##_show(struct device *dev, struct device_attribute *attr, \ diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c index 60c3988f3cf..f9de7891e57 100644 --- a/drivers/mfd/ucb1x00-core.c +++ b/drivers/mfd/ucb1x00-core.c @@ -25,11 +25,11 @@ #include #include #include +#include #include #include -#include "ucb1x00.h" static DEFINE_MUTEX(ucb1x00_mutex); static LIST_HEAD(ucb1x00_drivers); diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c index 61b7d3eb9a2..000cb414a78 100644 --- a/drivers/mfd/ucb1x00-ts.c +++ b/drivers/mfd/ucb1x00-ts.c @@ -30,12 +30,12 @@ #include #include #include +#include #include #include #include -#include "ucb1x00.h" struct ucb1x00_ts { diff --git a/drivers/mfd/ucb1x00.h b/drivers/mfd/ucb1x00.h deleted file mode 100644 index a8ad8a0ed5d..00000000000 --- a/drivers/mfd/ucb1x00.h +++ /dev/null @@ -1,255 +0,0 @@ -/* - * linux/drivers/mfd/ucb1x00.h - * - * Copyright (C) 2001 Russell King, All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License. - */ -#ifndef UCB1200_H -#define UCB1200_H - -#define UCB_IO_DATA 0x00 -#define UCB_IO_DIR 0x01 - -#define UCB_IO_0 (1 << 0) -#define UCB_IO_1 (1 << 1) -#define UCB_IO_2 (1 << 2) -#define UCB_IO_3 (1 << 3) -#define UCB_IO_4 (1 << 4) -#define UCB_IO_5 (1 << 5) -#define UCB_IO_6 (1 << 6) -#define UCB_IO_7 (1 << 7) -#define UCB_IO_8 (1 << 8) -#define UCB_IO_9 (1 << 9) - -#define UCB_IE_RIS 0x02 -#define UCB_IE_FAL 0x03 -#define UCB_IE_STATUS 0x04 -#define UCB_IE_CLEAR 0x04 -#define UCB_IE_ADC (1 << 11) -#define UCB_IE_TSPX (1 << 12) -#define UCB_IE_TSMX (1 << 13) -#define UCB_IE_TCLIP (1 << 14) -#define UCB_IE_ACLIP (1 << 15) - -#define UCB_IRQ_TSPX 12 - -#define UCB_TC_A 0x05 -#define UCB_TC_A_LOOP (1 << 7) /* UCB1200 */ -#define UCB_TC_A_AMPL (1 << 7) /* UCB1300 */ - -#define UCB_TC_B 0x06 -#define UCB_TC_B_VOICE_ENA (1 << 3) -#define UCB_TC_B_CLIP (1 << 4) -#define UCB_TC_B_ATT (1 << 6) -#define UCB_TC_B_SIDE_ENA (1 << 11) -#define UCB_TC_B_MUTE (1 << 13) -#define UCB_TC_B_IN_ENA (1 << 14) -#define UCB_TC_B_OUT_ENA (1 << 15) - -#define UCB_AC_A 0x07 -#define UCB_AC_B 0x08 -#define UCB_AC_B_LOOP (1 << 8) -#define UCB_AC_B_MUTE (1 << 13) -#define UCB_AC_B_IN_ENA (1 << 14) -#define UCB_AC_B_OUT_ENA (1 << 15) - -#define UCB_TS_CR 0x09 -#define UCB_TS_CR_TSMX_POW (1 << 0) -#define UCB_TS_CR_TSPX_POW (1 << 1) -#define UCB_TS_CR_TSMY_POW (1 << 2) -#define UCB_TS_CR_TSPY_POW (1 << 3) -#define UCB_TS_CR_TSMX_GND (1 << 4) -#define UCB_TS_CR_TSPX_GND (1 << 5) -#define UCB_TS_CR_TSMY_GND (1 << 6) -#define UCB_TS_CR_TSPY_GND (1 << 7) -#define UCB_TS_CR_MODE_INT (0 << 8) -#define UCB_TS_CR_MODE_PRES (1 << 8) -#define UCB_TS_CR_MODE_POS (2 << 8) -#define UCB_TS_CR_BIAS_ENA (1 << 11) -#define UCB_TS_CR_TSPX_LOW (1 << 12) -#define UCB_TS_CR_TSMX_LOW (1 << 13) - -#define UCB_ADC_CR 0x0a -#define UCB_ADC_SYNC_ENA (1 << 0) -#define UCB_ADC_VREFBYP_CON (1 << 1) -#define UCB_ADC_INP_TSPX (0 << 2) -#define UCB_ADC_INP_TSMX (1 << 2) -#define UCB_ADC_INP_TSPY (2 << 2) -#define UCB_ADC_INP_TSMY (3 << 2) -#define UCB_ADC_INP_AD0 (4 << 2) -#define UCB_ADC_INP_AD1 (5 << 2) -#define UCB_ADC_INP_AD2 (6 << 2) -#define UCB_ADC_INP_AD3 (7 << 2) -#define UCB_ADC_EXT_REF (1 << 5) -#define UCB_ADC_START (1 << 7) -#define UCB_ADC_ENA (1 << 15) - -#define UCB_ADC_DATA 0x0b -#define UCB_ADC_DAT_VAL (1 << 15) -#define UCB_ADC_DAT(x) (((x) & 0x7fe0) >> 5) - -#define UCB_ID 0x0c -#define UCB_ID_1200 0x1004 -#define UCB_ID_1300 0x1005 -#define UCB_ID_TC35143 0x9712 - -#define UCB_MODE 0x0d -#define UCB_MODE_DYN_VFLAG_ENA (1 << 12) -#define UCB_MODE_AUD_OFF_CAN (1 << 13) - -#include "mcp.h" - -struct ucb1x00_irq { - void *devid; - void (*fn)(int, void *); -}; - -struct ucb1x00 { - spinlock_t lock; - struct mcp *mcp; - unsigned int irq; - struct semaphore adc_sem; - spinlock_t io_lock; - u16 id; - u16 io_dir; - u16 io_out; - u16 adc_cr; - u16 irq_fal_enbl; - u16 irq_ris_enbl; - struct ucb1x00_irq irq_handler[16]; - struct device dev; - struct list_head node; - struct list_head devs; -}; - -struct ucb1x00_driver; - -struct ucb1x00_dev { - struct list_head dev_node; - struct list_head drv_node; - struct ucb1x00 *ucb; - struct ucb1x00_driver *drv; - void *priv; -}; - -struct ucb1x00_driver { - struct list_head node; - struct list_head devs; - int (*add)(struct ucb1x00_dev *dev); - void (*remove)(struct ucb1x00_dev *dev); - int (*suspend)(struct ucb1x00_dev *dev, pm_message_t state); - int (*resume)(struct ucb1x00_dev *dev); -}; - -#define classdev_to_ucb1x00(cd) container_of(cd, struct ucb1x00, dev) - -int ucb1x00_register_driver(struct ucb1x00_driver *); -void ucb1x00_unregister_driver(struct ucb1x00_driver *); - -/** - * ucb1x00_clkrate - return the UCB1x00 SIB clock rate - * @ucb: UCB1x00 structure describing chip - * - * Return the SIB clock rate in Hz. - */ -static inline unsigned int ucb1x00_clkrate(struct ucb1x00 *ucb) -{ - return mcp_get_sclk_rate(ucb->mcp); -} - -/** - * ucb1x00_enable - enable the UCB1x00 SIB clock - * @ucb: UCB1x00 structure describing chip - * - * Enable the SIB clock. This can be called multiple times. - */ -static inline void ucb1x00_enable(struct ucb1x00 *ucb) -{ - mcp_enable(ucb->mcp); -} - -/** - * ucb1x00_disable - disable the UCB1x00 SIB clock - * @ucb: UCB1x00 structure describing chip - * - * Disable the SIB clock. The SIB clock will only be disabled - * when the number of ucb1x00_enable calls match the number of - * ucb1x00_disable calls. - */ -static inline void ucb1x00_disable(struct ucb1x00 *ucb) -{ - mcp_disable(ucb->mcp); -} - -/** - * ucb1x00_reg_write - write a UCB1x00 register - * @ucb: UCB1x00 structure describing chip - * @reg: UCB1x00 4-bit register index to write - * @val: UCB1x00 16-bit value to write - * - * Write the UCB1x00 register @reg with value @val. The SIB - * clock must be running for this function to return. - */ -static inline void ucb1x00_reg_write(struct ucb1x00 *ucb, unsigned int reg, unsigned int val) -{ - mcp_reg_write(ucb->mcp, reg, val); -} - -/** - * ucb1x00_reg_read - read a UCB1x00 register - * @ucb: UCB1x00 structure describing chip - * @reg: UCB1x00 4-bit register index to write - * - * Read the UCB1x00 register @reg and return its value. The SIB - * clock must be running for this function to return. - */ -static inline unsigned int ucb1x00_reg_read(struct ucb1x00 *ucb, unsigned int reg) -{ - return mcp_reg_read(ucb->mcp, reg); -} -/** - * ucb1x00_set_audio_divisor - - * @ucb: UCB1x00 structure describing chip - * @div: SIB clock divisor - */ -static inline void ucb1x00_set_audio_divisor(struct ucb1x00 *ucb, unsigned int div) -{ - mcp_set_audio_divisor(ucb->mcp, div); -} - -/** - * ucb1x00_set_telecom_divisor - - * @ucb: UCB1x00 structure describing chip - * @div: SIB clock divisor - */ -static inline void ucb1x00_set_telecom_divisor(struct ucb1x00 *ucb, unsigned int div) -{ - mcp_set_telecom_divisor(ucb->mcp, div); -} - -void ucb1x00_io_set_dir(struct ucb1x00 *ucb, unsigned int, unsigned int); -void ucb1x00_io_write(struct ucb1x00 *ucb, unsigned int, unsigned int); -unsigned int ucb1x00_io_read(struct ucb1x00 *ucb); - -#define UCB_NOSYNC (0) -#define UCB_SYNC (1) - -unsigned int ucb1x00_adc_read(struct ucb1x00 *ucb, int adc_channel, int sync); -void ucb1x00_adc_enable(struct ucb1x00 *ucb); -void ucb1x00_adc_disable(struct ucb1x00 *ucb); - -/* - * Which edges of the IRQ do you want to control today? - */ -#define UCB_RISING (1 << 0) -#define UCB_FALLING (1 << 1) - -int ucb1x00_hook_irq(struct ucb1x00 *ucb, unsigned int idx, void (*fn)(int, void *), void *devid); -void ucb1x00_enable_irq(struct ucb1x00 *ucb, unsigned int idx, int edges); -void ucb1x00_disable_irq(struct ucb1x00 *ucb, unsigned int idx, int edges); -int ucb1x00_free_irq(struct ucb1x00 *ucb, unsigned int idx, void *devid); - -#endif diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h new file mode 100644 index 00000000000..be95e09fd74 --- /dev/null +++ b/include/linux/mfd/mcp.h @@ -0,0 +1,68 @@ +/* + * linux/drivers/mfd/mcp.h + * + * Copyright (C) 2001 Russell King, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License. + */ +#ifndef MCP_H +#define MCP_H + +#include + +struct mcp_ops; + +struct mcp { + struct module *owner; + struct mcp_ops *ops; + spinlock_t lock; + int use_count; + unsigned int sclk_rate; + unsigned int rw_timeout; + dma_device_t dma_audio_rd; + dma_device_t dma_audio_wr; + dma_device_t dma_telco_rd; + dma_device_t dma_telco_wr; + struct device attached_device; +}; + +struct mcp_ops { + void (*set_telecom_divisor)(struct mcp *, unsigned int); + void (*set_audio_divisor)(struct mcp *, unsigned int); + void (*reg_write)(struct mcp *, unsigned int, unsigned int); + unsigned int (*reg_read)(struct mcp *, unsigned int); + void (*enable)(struct mcp *); + void (*disable)(struct mcp *); +}; + +void mcp_set_telecom_divisor(struct mcp *, unsigned int); +void mcp_set_audio_divisor(struct mcp *, unsigned int); +void mcp_reg_write(struct mcp *, unsigned int, unsigned int); +unsigned int mcp_reg_read(struct mcp *, unsigned int); +void mcp_enable(struct mcp *); +void mcp_disable(struct mcp *); +#define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate) + +struct mcp *mcp_host_alloc(struct device *, size_t); +int mcp_host_register(struct mcp *); +void mcp_host_unregister(struct mcp *); + +struct mcp_driver { + struct device_driver drv; + int (*probe)(struct mcp *); + void (*remove)(struct mcp *); + int (*suspend)(struct mcp *, pm_message_t); + int (*resume)(struct mcp *); +}; + +int mcp_driver_register(struct mcp_driver *); +void mcp_driver_unregister(struct mcp_driver *); + +#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device) +#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d) + +#define mcp_priv(mcp) ((void *)((mcp)+1)) + +#endif diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h new file mode 100644 index 00000000000..eac34633638 --- /dev/null +++ b/include/linux/mfd/ucb1x00.h @@ -0,0 +1,255 @@ +/* + * linux/include/mfd/ucb1x00.h + * + * Copyright (C) 2001 Russell King, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License. + */ +#ifndef UCB1200_H +#define UCB1200_H + +#include +#define UCB_IO_DATA 0x00 +#define UCB_IO_DIR 0x01 + +#define UCB_IO_0 (1 << 0) +#define UCB_IO_1 (1 << 1) +#define UCB_IO_2 (1 << 2) +#define UCB_IO_3 (1 << 3) +#define UCB_IO_4 (1 << 4) +#define UCB_IO_5 (1 << 5) +#define UCB_IO_6 (1 << 6) +#define UCB_IO_7 (1 << 7) +#define UCB_IO_8 (1 << 8) +#define UCB_IO_9 (1 << 9) + +#define UCB_IE_RIS 0x02 +#define UCB_IE_FAL 0x03 +#define UCB_IE_STATUS 0x04 +#define UCB_IE_CLEAR 0x04 +#define UCB_IE_ADC (1 << 11) +#define UCB_IE_TSPX (1 << 12) +#define UCB_IE_TSMX (1 << 13) +#define UCB_IE_TCLIP (1 << 14) +#define UCB_IE_ACLIP (1 << 15) + +#define UCB_IRQ_TSPX 12 + +#define UCB_TC_A 0x05 +#define UCB_TC_A_LOOP (1 << 7) /* UCB1200 */ +#define UCB_TC_A_AMPL (1 << 7) /* UCB1300 */ + +#define UCB_TC_B 0x06 +#define UCB_TC_B_VOICE_ENA (1 << 3) +#define UCB_TC_B_CLIP (1 << 4) +#define UCB_TC_B_ATT (1 << 6) +#define UCB_TC_B_SIDE_ENA (1 << 11) +#define UCB_TC_B_MUTE (1 << 13) +#define UCB_TC_B_IN_ENA (1 << 14) +#define UCB_TC_B_OUT_ENA (1 << 15) + +#define UCB_AC_A 0x07 +#define UCB_AC_B 0x08 +#define UCB_AC_B_LOOP (1 << 8) +#define UCB_AC_B_MUTE (1 << 13) +#define UCB_AC_B_IN_ENA (1 << 14) +#define UCB_AC_B_OUT_ENA (1 << 15) + +#define UCB_TS_CR 0x09 +#define UCB_TS_CR_TSMX_POW (1 << 0) +#define UCB_TS_CR_TSPX_POW (1 << 1) +#define UCB_TS_CR_TSMY_POW (1 << 2) +#define UCB_TS_CR_TSPY_POW (1 << 3) +#define UCB_TS_CR_TSMX_GND (1 << 4) +#define UCB_TS_CR_TSPX_GND (1 << 5) +#define UCB_TS_CR_TSMY_GND (1 << 6) +#define UCB_TS_CR_TSPY_GND (1 << 7) +#define UCB_TS_CR_MODE_INT (0 << 8) +#define UCB_TS_CR_MODE_PRES (1 << 8) +#define UCB_TS_CR_MODE_POS (2 << 8) +#define UCB_TS_CR_BIAS_ENA (1 << 11) +#define UCB_TS_CR_TSPX_LOW (1 << 12) +#define UCB_TS_CR_TSMX_LOW (1 << 13) + +#define UCB_ADC_CR 0x0a +#define UCB_ADC_SYNC_ENA (1 << 0) +#define UCB_ADC_VREFBYP_CON (1 << 1) +#define UCB_ADC_INP_TSPX (0 << 2) +#define UCB_ADC_INP_TSMX (1 << 2) +#define UCB_ADC_INP_TSPY (2 << 2) +#define UCB_ADC_INP_TSMY (3 << 2) +#define UCB_ADC_INP_AD0 (4 << 2) +#define UCB_ADC_INP_AD1 (5 << 2) +#define UCB_ADC_INP_AD2 (6 << 2) +#define UCB_ADC_INP_AD3 (7 << 2) +#define UCB_ADC_EXT_REF (1 << 5) +#define UCB_ADC_START (1 << 7) +#define UCB_ADC_ENA (1 << 15) + +#define UCB_ADC_DATA 0x0b +#define UCB_ADC_DAT_VAL (1 << 15) +#define UCB_ADC_DAT(x) (((x) & 0x7fe0) >> 5) + +#define UCB_ID 0x0c +#define UCB_ID_1200 0x1004 +#define UCB_ID_1300 0x1005 +#define UCB_ID_TC35143 0x9712 + +#define UCB_MODE 0x0d +#define UCB_MODE_DYN_VFLAG_ENA (1 << 12) +#define UCB_MODE_AUD_OFF_CAN (1 << 13) + + +struct ucb1x00_irq { + void *devid; + void (*fn)(int, void *); +}; + +struct ucb1x00 { + spinlock_t lock; + struct mcp *mcp; + unsigned int irq; + struct semaphore adc_sem; + spinlock_t io_lock; + u16 id; + u16 io_dir; + u16 io_out; + u16 adc_cr; + u16 irq_fal_enbl; + u16 irq_ris_enbl; + struct ucb1x00_irq irq_handler[16]; + struct device dev; + struct list_head node; + struct list_head devs; +}; + +struct ucb1x00_driver; + +struct ucb1x00_dev { + struct list_head dev_node; + struct list_head drv_node; + struct ucb1x00 *ucb; + struct ucb1x00_driver *drv; + void *priv; +}; + +struct ucb1x00_driver { + struct list_head node; + struct list_head devs; + int (*add)(struct ucb1x00_dev *dev); + void (*remove)(struct ucb1x00_dev *dev); + int (*suspend)(struct ucb1x00_dev *dev, pm_message_t state); + int (*resume)(struct ucb1x00_dev *dev); +}; + +#define classdev_to_ucb1x00(cd) container_of(cd, struct ucb1x00, dev) + +int ucb1x00_register_driver(struct ucb1x00_driver *); +void ucb1x00_unregister_driver(struct ucb1x00_driver *); + +/** + * ucb1x00_clkrate - return the UCB1x00 SIB clock rate + * @ucb: UCB1x00 structure describing chip + * + * Return the SIB clock rate in Hz. + */ +static inline unsigned int ucb1x00_clkrate(struct ucb1x00 *ucb) +{ + return mcp_get_sclk_rate(ucb->mcp); +} + +/** + * ucb1x00_enable - enable the UCB1x00 SIB clock + * @ucb: UCB1x00 structure describing chip + * + * Enable the SIB clock. This can be called multiple times. + */ +static inline void ucb1x00_enable(struct ucb1x00 *ucb) +{ + mcp_enable(ucb->mcp); +} + +/** + * ucb1x00_disable - disable the UCB1x00 SIB clock + * @ucb: UCB1x00 structure describing chip + * + * Disable the SIB clock. The SIB clock will only be disabled + * when the number of ucb1x00_enable calls match the number of + * ucb1x00_disable calls. + */ +static inline void ucb1x00_disable(struct ucb1x00 *ucb) +{ + mcp_disable(ucb->mcp); +} + +/** + * ucb1x00_reg_write - write a UCB1x00 register + * @ucb: UCB1x00 structure describing chip + * @reg: UCB1x00 4-bit register index to write + * @val: UCB1x00 16-bit value to write + * + * Write the UCB1x00 register @reg with value @val. The SIB + * clock must be running for this function to return. + */ +static inline void ucb1x00_reg_write(struct ucb1x00 *ucb, unsigned int reg, unsigned int val) +{ + mcp_reg_write(ucb->mcp, reg, val); +} + +/** + * ucb1x00_reg_read - read a UCB1x00 register + * @ucb: UCB1x00 structure describing chip + * @reg: UCB1x00 4-bit register index to write + * + * Read the UCB1x00 register @reg and return its value. The SIB + * clock must be running for this function to return. + */ +static inline unsigned int ucb1x00_reg_read(struct ucb1x00 *ucb, unsigned int reg) +{ + return mcp_reg_read(ucb->mcp, reg); +} +/** + * ucb1x00_set_audio_divisor - + * @ucb: UCB1x00 structure describing chip + * @div: SIB clock divisor + */ +static inline void ucb1x00_set_audio_divisor(struct ucb1x00 *ucb, unsigned int div) +{ + mcp_set_audio_divisor(ucb->mcp, div); +} + +/** + * ucb1x00_set_telecom_divisor - + * @ucb: UCB1x00 structure describing chip + * @div: SIB clock divisor + */ +static inline void ucb1x00_set_telecom_divisor(struct ucb1x00 *ucb, unsigned int div) +{ + mcp_set_telecom_divisor(ucb->mcp, div); +} + +void ucb1x00_io_set_dir(struct ucb1x00 *ucb, unsigned int, unsigned int); +void ucb1x00_io_write(struct ucb1x00 *ucb, unsigned int, unsigned int); +unsigned int ucb1x00_io_read(struct ucb1x00 *ucb); + +#define UCB_NOSYNC (0) +#define UCB_SYNC (1) + +unsigned int ucb1x00_adc_read(struct ucb1x00 *ucb, int adc_channel, int sync); +void ucb1x00_adc_enable(struct ucb1x00 *ucb); +void ucb1x00_adc_disable(struct ucb1x00 *ucb); + +/* + * Which edges of the IRQ do you want to control today? + */ +#define UCB_RISING (1 << 0) +#define UCB_FALLING (1 << 1) + +int ucb1x00_hook_irq(struct ucb1x00 *ucb, unsigned int idx, void (*fn)(int, void *), void *devid); +void ucb1x00_enable_irq(struct ucb1x00 *ucb, unsigned int idx, int edges); +void ucb1x00_disable_irq(struct ucb1x00 *ucb, unsigned int idx, int edges); +int ucb1x00_free_irq(struct ucb1x00 *ucb, unsigned int idx, void *devid); + +#endif -- cgit v1.2.3 From 167c55ef80d26679b8b4b4ffba9da208a7c1875d Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 10 Feb 2009 13:21:42 +0100 Subject: collie: locomo-led change default trigger Collie uses now the powersupply framework. Change the default led-trigger of locomo-led to reflect that. --- drivers/leds/leds-locomo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/leds/leds-locomo.c b/drivers/leds/leds-locomo.c index 5d91362e306..1f7c10f6b7f 100644 --- a/drivers/leds/leds-locomo.c +++ b/drivers/leds/leds-locomo.c @@ -44,7 +44,7 @@ static void locomoled_brightness_set1(struct led_classdev *led_cdev, static struct led_classdev locomo_led0 = { .name = "locomo:amber:charge", - .default_trigger = "sharpsl-charge", + .default_trigger = "main-battery-charging", .brightness_set = locomoled_brightness_set0, }; -- cgit v1.2.3 From cc647172795713e013f8de4bcdf91860e9e87bff Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Mon, 9 Feb 2009 23:14:44 +0100 Subject: SA1100: make gpio_to_irq and reverse a macro The function can't be used for static initialisations so convert them to macros. --- arch/arm/mach-sa1100/include/mach/gpio.h | 19 ++++--------------- 1 file changed, 4 insertions(+), 15 deletions(-) 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 -- cgit v1.2.3 From 9ca3dc805cd0d89c44f88b9a399061946781323a Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 10 Feb 2009 14:50:56 +0100 Subject: add gpiolib support to ucb1x00 The old access methods to the gpios will be removed when all users has been converted. (mainly ucb1x00-ts) --- arch/arm/mach-sa1100/include/mach/mcp.h | 1 + drivers/mfd/mcp-sa11x0.c | 1 + drivers/mfd/ucb1x00-core.c | 87 ++++++++++++++++++++++++++++++++- include/linux/mfd/mcp.h | 1 + include/linux/mfd/ucb1x00.h | 3 ++ 5 files changed, 91 insertions(+), 2 deletions(-) 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 diff --git a/drivers/mfd/mcp-sa11x0.c b/drivers/mfd/mcp-sa11x0.c index 212189815c8..25842723272 100644 --- a/drivers/mfd/mcp-sa11x0.c +++ b/drivers/mfd/mcp-sa11x0.c @@ -163,6 +163,7 @@ static int mcp_sa11x0_probe(struct platform_device *pdev) mcp->dma_audio_wr = DMA_Ser4MCP0Wr; mcp->dma_telco_rd = DMA_Ser4MCP1Rd; mcp->dma_telco_wr = DMA_Ser4MCP1Wr; + mcp->gpio_base = data->gpio_base; platform_set_drvdata(pdev, mcp); diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c index f9de7891e57..252b74188ec 100644 --- a/drivers/mfd/ucb1x00-core.c +++ b/drivers/mfd/ucb1x00-core.c @@ -26,11 +26,11 @@ #include #include #include +#include #include #include - static DEFINE_MUTEX(ucb1x00_mutex); static LIST_HEAD(ucb1x00_drivers); static LIST_HEAD(ucb1x00_devices); @@ -108,6 +108,60 @@ unsigned int ucb1x00_io_read(struct ucb1x00 *ucb) return ucb1x00_reg_read(ucb, UCB_IO_DATA); } +static void ucb1x00_gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + struct ucb1x00 *ucb = container_of(chip, struct ucb1x00, gpio); + unsigned long flags; + + spin_lock_irqsave(&ucb->io_lock, flags); + if (value) + ucb->io_out |= 1 << offset; + else + ucb->io_out &= ~(1 << offset); + + ucb1x00_reg_write(ucb, UCB_IO_DATA, ucb->io_out); + spin_unlock_irqrestore(&ucb->io_lock, flags); +} + +static int ucb1x00_gpio_get(struct gpio_chip *chip, unsigned offset) +{ + struct ucb1x00 *ucb = container_of(chip, struct ucb1x00, gpio); + return ucb1x00_reg_read(ucb, UCB_IO_DATA) & (1 << offset); +} + +static int ucb1x00_gpio_direction_input(struct gpio_chip *chip, unsigned offset) +{ + struct ucb1x00 *ucb = container_of(chip, struct ucb1x00, gpio); + unsigned long flags; + + spin_lock_irqsave(&ucb->io_lock, flags); + ucb->io_dir &= ~(1 << offset); + ucb1x00_reg_write(ucb, UCB_IO_DIR, ucb->io_dir); + spin_unlock_irqrestore(&ucb->io_lock, flags); + + return 0; +} + +static int ucb1x00_gpio_direction_output(struct gpio_chip *chip, unsigned offset + , int value) +{ + struct ucb1x00 *ucb = container_of(chip, struct ucb1x00, gpio); + unsigned long flags; + + spin_lock_irqsave(&ucb->io_lock, flags); + ucb->io_dir |= (1 << offset); + ucb1x00_reg_write(ucb, UCB_IO_DIR, ucb->io_dir); + + if (value) + ucb->io_out |= 1 << offset; + else + ucb->io_out &= ~(1 << offset); + ucb1x00_reg_write(ucb, UCB_IO_DATA, ucb->io_out); + spin_unlock_irqrestore(&ucb->io_lock, flags); + + return 0; +} + /* * UCB1300 data sheet says we must: * 1. enable ADC => 5us (including reference startup time) @@ -476,6 +530,7 @@ static int ucb1x00_probe(struct mcp *mcp) struct ucb1x00_driver *drv; unsigned int id; int ret = -ENODEV; + int temp; mcp_enable(mcp); id = mcp_reg_read(mcp, UCB_ID); @@ -508,12 +563,27 @@ static int ucb1x00_probe(struct mcp *mcp) goto err_free; } + ucb->gpio.base = -1; + if (mcp->gpio_base != 0) { + ucb->gpio.label = dev_name(&ucb->dev); + ucb->gpio.base = mcp->gpio_base; + ucb->gpio.ngpio = 10; + ucb->gpio.set = ucb1x00_gpio_set; + ucb->gpio.get = ucb1x00_gpio_get; + ucb->gpio.direction_input = ucb1x00_gpio_direction_input; + ucb->gpio.direction_output = ucb1x00_gpio_direction_output; + ret = gpiochip_add(&ucb->gpio); + if (ret) + goto err_free; + } else + dev_info(&ucb->dev, "gpio_base not set so no gpiolib support"); + ret = request_irq(ucb->irq, ucb1x00_irq, IRQF_TRIGGER_RISING, "UCB1x00", ucb); if (ret) { printk(KERN_ERR "ucb1x00: unable to grab irq%d: %d\n", ucb->irq, ret); - goto err_free; + goto err_gpio; } mcp_set_drvdata(mcp, ucb); @@ -522,6 +592,7 @@ static int ucb1x00_probe(struct mcp *mcp) if (ret) goto err_irq; + INIT_LIST_HEAD(&ucb->devs); mutex_lock(&ucb1x00_mutex); list_add(&ucb->node, &ucb1x00_devices); @@ -529,10 +600,14 @@ static int ucb1x00_probe(struct mcp *mcp) ucb1x00_add_dev(ucb, drv); } mutex_unlock(&ucb1x00_mutex); + goto out; err_irq: free_irq(ucb->irq, ucb); + err_gpio: + if (ucb->gpio.base != -1) + temp = gpiochip_remove(&ucb->gpio); err_free: kfree(ucb); err_disable: @@ -545,6 +620,7 @@ static void ucb1x00_remove(struct mcp *mcp) { struct ucb1x00 *ucb = mcp_get_drvdata(mcp); struct list_head *l, *n; + int ret; mutex_lock(&ucb1x00_mutex); list_del(&ucb->node); @@ -554,6 +630,12 @@ static void ucb1x00_remove(struct mcp *mcp) } mutex_unlock(&ucb1x00_mutex); + if (ucb->gpio.base != -1) { + ret = gpiochip_remove(&ucb->gpio); + if (ret) + dev_err(&ucb->dev, "Can't remove gpio chip: %d\n", ret); + } + free_irq(ucb->irq, ucb); device_unregister(&ucb->dev); } @@ -604,6 +686,7 @@ static int ucb1x00_resume(struct mcp *mcp) struct ucb1x00 *ucb = mcp_get_drvdata(mcp); struct ucb1x00_dev *dev; + ucb1x00_reg_write(ucb, UCB_IO_DIR, ucb->io_dir); mutex_lock(&ucb1x00_mutex); list_for_each_entry(dev, &ucb->devs, dev_node) { if (dev->drv->resume) diff --git a/include/linux/mfd/mcp.h b/include/linux/mfd/mcp.h index be95e09fd74..ee496708e38 100644 --- a/include/linux/mfd/mcp.h +++ b/include/linux/mfd/mcp.h @@ -26,6 +26,7 @@ struct mcp { dma_device_t dma_telco_rd; dma_device_t dma_telco_wr; struct device attached_device; + int gpio_base; }; struct mcp_ops { diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h index eac34633638..aa9c3789bed 100644 --- a/include/linux/mfd/ucb1x00.h +++ b/include/linux/mfd/ucb1x00.h @@ -11,6 +11,8 @@ #define UCB1200_H #include +#include + #define UCB_IO_DATA 0x00 #define UCB_IO_DIR 0x01 @@ -123,6 +125,7 @@ struct ucb1x00 { struct device dev; struct list_head node; struct list_head devs; + struct gpio_chip gpio; }; struct ucb1x00_driver; -- cgit v1.2.3 From f7177c8452618df34ecdcd7b6f2cb941aec0ffc3 Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 10 Feb 2009 14:12:02 +0100 Subject: collie: convert to gpiolib for ucb1x00 Only the parts used for collie_battery are converted. The rest will be cleaned up later. --- arch/arm/mach-sa1100/collie.c | 1 + arch/arm/mach-sa1100/include/mach/collie.h | 35 +++++++++++++++--------------- 2 files changed, 19 insertions(+), 17 deletions(-) diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index 9f5029cb270..395cf09b28b 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -86,6 +86,7 @@ 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, }; #ifdef CONFIG_SHARP_LOCOMO diff --git a/arch/arm/mach-sa1100/include/mach/collie.h b/arch/arm/mach-sa1100/include/mach/collie.h index 8c8fe46e412..71a0b3fdcc8 100644 --- a/arch/arm/mach-sa1100/include/mach/collie.h +++ b/arch/arm/mach-sa1100/include/mach/collie.h @@ -25,10 +25,10 @@ #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 gpiolib */ @@ -80,19 +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 -- cgit v1.2.3 From f1fce597e68c91f04381ad869579fd2fe6064101 Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 10 Feb 2009 14:12:29 +0100 Subject: collie: add battery driver This driver is based on tosa_battery.c. --- drivers/power/Kconfig | 7 + drivers/power/Makefile | 1 + drivers/power/collie_battery.c | 418 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 426 insertions(+) create mode 100644 drivers/power/collie_battery.c diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index cea6cef27e8..11867492551 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -77,6 +77,13 @@ config BATTERY_TOSA Say Y to enable support for the battery on the Sharp Zaurus SL-6000 (tosa) models. +config BATTERY_COLLIE + tristate "Sharp SL-5500 (collie) battery" + depends on SA1100_COLLIE && MCP_UCB1200 + help + Say Y to enable support for the battery on the Sharp Zaurus + SL-5500 (collie) models. + config BATTERY_WM97XX bool "WM97xx generic battery driver" depends on TOUCHSCREEN_WM97XX=y diff --git a/drivers/power/Makefile b/drivers/power/Makefile index b96f29d91c2..356cdfd3c8b 100644 --- a/drivers/power/Makefile +++ b/drivers/power/Makefile @@ -24,6 +24,7 @@ obj-$(CONFIG_BATTERY_DS2782) += ds2782_battery.o obj-$(CONFIG_BATTERY_PMU) += pmu_battery.o obj-$(CONFIG_BATTERY_OLPC) += olpc_battery.o obj-$(CONFIG_BATTERY_TOSA) += tosa_battery.o +obj-$(CONFIG_BATTERY_COLLIE) += collie_battery.o obj-$(CONFIG_BATTERY_WM97XX) += wm97xx_battery.o obj-$(CONFIG_BATTERY_BQ27x00) += bq27x00_battery.o obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o diff --git a/drivers/power/collie_battery.c b/drivers/power/collie_battery.c new file mode 100644 index 00000000000..039f41ae217 --- /dev/null +++ b/drivers/power/collie_battery.c @@ -0,0 +1,418 @@ +/* + * Battery and Power Management code for the Sharp SL-5x00 + * + * Copyright (C) 2009 Thomas Kunze + * + * based on tosa_battery.c + * + * 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. + * + */ +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +static DEFINE_MUTEX(bat_lock); /* protects gpio pins */ +static struct work_struct bat_work; +static struct ucb1x00 *ucb; + +struct collie_bat { + int status; + struct power_supply psy; + int full_chrg; + + struct mutex work_lock; /* protects data */ + + bool (*is_present)(struct collie_bat *bat); + int gpio_full; + int gpio_charge_on; + + int technology; + + int gpio_bat; + int adc_bat; + int adc_bat_divider; + int bat_max; + int bat_min; + + int gpio_temp; + int adc_temp; + int adc_temp_divider; +}; + +static struct collie_bat collie_bat_main; + +static unsigned long collie_read_bat(struct collie_bat *bat) +{ + unsigned long value = 0; + + if (bat->gpio_bat < 0 || bat->adc_bat < 0) + return 0; + mutex_lock(&bat_lock); + gpio_set_value(bat->gpio_bat, 1); + msleep(5); + ucb1x00_adc_enable(ucb); + value = ucb1x00_adc_read(ucb, bat->adc_bat, UCB_SYNC); + ucb1x00_adc_disable(ucb); + gpio_set_value(bat->gpio_bat, 0); + mutex_unlock(&bat_lock); + value = value * 1000000 / bat->adc_bat_divider; + + return value; +} + +static unsigned long collie_read_temp(struct collie_bat *bat) +{ + unsigned long value = 0; + if (bat->gpio_temp < 0 || bat->adc_temp < 0) + return 0; + + mutex_lock(&bat_lock); + gpio_set_value(bat->gpio_temp, 1); + msleep(5); + ucb1x00_adc_enable(ucb); + value = ucb1x00_adc_read(ucb, bat->adc_temp, UCB_SYNC); + ucb1x00_adc_disable(ucb); + gpio_set_value(bat->gpio_temp, 0); + mutex_unlock(&bat_lock); + + value = value * 10000 / bat->adc_temp_divider; + + return value; +} + +static int collie_bat_get_property(struct power_supply *psy, + enum power_supply_property psp, + union power_supply_propval *val) +{ + int ret = 0; + struct collie_bat *bat = container_of(psy, struct collie_bat, psy); + + if (bat->is_present && !bat->is_present(bat) + && psp != POWER_SUPPLY_PROP_PRESENT) { + return -ENODEV; + } + + switch (psp) { + case POWER_SUPPLY_PROP_STATUS: + val->intval = bat->status; + break; + case POWER_SUPPLY_PROP_TECHNOLOGY: + val->intval = bat->technology; + break; + case POWER_SUPPLY_PROP_VOLTAGE_NOW: + val->intval = collie_read_bat(bat); + break; + case POWER_SUPPLY_PROP_VOLTAGE_MAX: + if (bat->full_chrg == -1) + val->intval = bat->bat_max; + else + val->intval = bat->full_chrg; + break; + case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: + val->intval = bat->bat_max; + break; + case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: + val->intval = bat->bat_min; + break; + case POWER_SUPPLY_PROP_TEMP: + val->intval = collie_read_temp(bat); + break; + case POWER_SUPPLY_PROP_PRESENT: + val->intval = bat->is_present ? bat->is_present(bat) : 1; + break; + default: + ret = -EINVAL; + break; + } + return ret; +} + +static void collie_bat_external_power_changed(struct power_supply *psy) +{ + schedule_work(&bat_work); +} + +static irqreturn_t collie_bat_gpio_isr(int irq, void *data) +{ + pr_info("collie_bat_gpio irq: %d\n", gpio_get_value(irq_to_gpio(irq))); + schedule_work(&bat_work); + return IRQ_HANDLED; +} + +static void collie_bat_update(struct collie_bat *bat) +{ + int old; + struct power_supply *psy = &bat->psy; + + mutex_lock(&bat->work_lock); + + old = bat->status; + + if (bat->is_present && !bat->is_present(bat)) { + printk(KERN_NOTICE "%s not present\n", psy->name); + bat->status = POWER_SUPPLY_STATUS_UNKNOWN; + bat->full_chrg = -1; + } else if (power_supply_am_i_supplied(psy)) { + if (bat->status == POWER_SUPPLY_STATUS_DISCHARGING) { + gpio_set_value(bat->gpio_charge_on, 1); + mdelay(15); + } + + if (gpio_get_value(bat->gpio_full)) { + if (old == POWER_SUPPLY_STATUS_CHARGING || + bat->full_chrg == -1) + bat->full_chrg = collie_read_bat(bat); + + gpio_set_value(bat->gpio_charge_on, 0); + bat->status = POWER_SUPPLY_STATUS_FULL; + } else { + gpio_set_value(bat->gpio_charge_on, 1); + bat->status = POWER_SUPPLY_STATUS_CHARGING; + } + } else { + gpio_set_value(bat->gpio_charge_on, 0); + bat->status = POWER_SUPPLY_STATUS_DISCHARGING; + } + + if (old != bat->status) + power_supply_changed(psy); + + mutex_unlock(&bat->work_lock); +} + +static void collie_bat_work(struct work_struct *work) +{ + collie_bat_update(&collie_bat_main); +} + + +static enum power_supply_property collie_bat_main_props[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, + POWER_SUPPLY_PROP_VOLTAGE_MAX, + POWER_SUPPLY_PROP_PRESENT, + POWER_SUPPLY_PROP_TEMP, +}; + +static enum power_supply_property collie_bat_bu_props[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, + POWER_SUPPLY_PROP_VOLTAGE_NOW, + POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, + POWER_SUPPLY_PROP_VOLTAGE_MAX, + POWER_SUPPLY_PROP_PRESENT, +}; + +static struct collie_bat collie_bat_main = { + .status = POWER_SUPPLY_STATUS_DISCHARGING, + .full_chrg = -1, + .psy = { + .name = "main-battery", + .type = POWER_SUPPLY_TYPE_BATTERY, + .properties = collie_bat_main_props, + .num_properties = ARRAY_SIZE(collie_bat_main_props), + .get_property = collie_bat_get_property, + .external_power_changed = collie_bat_external_power_changed, + .use_for_apm = 1, + }, + + .gpio_full = COLLIE_GPIO_CO, + .gpio_charge_on = COLLIE_GPIO_CHARGE_ON, + + .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, + + .gpio_bat = COLLIE_GPIO_MBAT_ON, + .adc_bat = UCB_ADC_INP_AD1, + .adc_bat_divider = 155, + .bat_max = 4310000, + .bat_min = 1551 * 1000000 / 414, + + .gpio_temp = COLLIE_GPIO_TMP_ON, + .adc_temp = UCB_ADC_INP_AD0, + .adc_temp_divider = 10000, +}; + +static struct collie_bat collie_bat_bu = { + .status = POWER_SUPPLY_STATUS_UNKNOWN, + .full_chrg = -1, + + .psy = { + .name = "backup-battery", + .type = POWER_SUPPLY_TYPE_BATTERY, + .properties = collie_bat_bu_props, + .num_properties = ARRAY_SIZE(collie_bat_bu_props), + .get_property = collie_bat_get_property, + .external_power_changed = collie_bat_external_power_changed, + }, + + .gpio_full = -1, + .gpio_charge_on = -1, + + .technology = POWER_SUPPLY_TECHNOLOGY_LiMn, + + .gpio_bat = COLLIE_GPIO_BBAT_ON, + .adc_bat = UCB_ADC_INP_AD1, + .adc_bat_divider = 155, + .bat_max = 3000000, + .bat_min = 1900000, + + .gpio_temp = -1, + .adc_temp = -1, + .adc_temp_divider = -1, +}; + +static struct { + int gpio; + char *name; + bool output; + int value; +} gpios[] = { + { COLLIE_GPIO_CO, "main battery full", 0, 0 }, + { COLLIE_GPIO_MAIN_BAT_LOW, "main battery low", 0, 0 }, + { COLLIE_GPIO_CHARGE_ON, "main charge on", 1, 0 }, + { COLLIE_GPIO_MBAT_ON, "main battery", 1, 0 }, + { COLLIE_GPIO_TMP_ON, "main battery temp", 1, 0 }, + { COLLIE_GPIO_BBAT_ON, "backup battery", 1, 0 }, +}; + +#ifdef CONFIG_PM +static int collie_bat_suspend(struct ucb1x00_dev *dev, pm_message_t state) +{ + /* flush all pending status updates */ + flush_scheduled_work(); + return 0; +} + +static int collie_bat_resume(struct ucb1x00_dev *dev) +{ + /* things may have changed while we were away */ + schedule_work(&bat_work); + return 0; +} +#else +#define collie_bat_suspend NULL +#define collie_bat_resume NULL +#endif + +static int __devinit collie_bat_probe(struct ucb1x00_dev *dev) +{ + int ret; + int i; + + if (!machine_is_collie()) + return -ENODEV; + + ucb = dev->ucb; + + for (i = 0; i < ARRAY_SIZE(gpios); i++) { + ret = gpio_request(gpios[i].gpio, gpios[i].name); + if (ret) { + i--; + goto err_gpio; + } + + if (gpios[i].output) + ret = gpio_direction_output(gpios[i].gpio, + gpios[i].value); + else + ret = gpio_direction_input(gpios[i].gpio); + + if (ret) + goto err_gpio; + } + + mutex_init(&collie_bat_main.work_lock); + + INIT_WORK(&bat_work, collie_bat_work); + + ret = power_supply_register(&dev->ucb->dev, &collie_bat_main.psy); + if (ret) + goto err_psy_reg_main; + ret = power_supply_register(&dev->ucb->dev, &collie_bat_bu.psy); + if (ret) + goto err_psy_reg_bu; + + ret = request_irq(gpio_to_irq(COLLIE_GPIO_CO), + collie_bat_gpio_isr, + IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, + "main full", &collie_bat_main); + if (!ret) { + schedule_work(&bat_work); + return 0; + } + power_supply_unregister(&collie_bat_bu.psy); +err_psy_reg_bu: + power_supply_unregister(&collie_bat_main.psy); +err_psy_reg_main: + + /* see comment in collie_bat_remove */ + flush_scheduled_work(); + + i--; +err_gpio: + for (; i >= 0; i--) + gpio_free(gpios[i].gpio); + + return ret; +} + +static void __devexit collie_bat_remove(struct ucb1x00_dev *dev) +{ + int i; + + free_irq(gpio_to_irq(COLLIE_GPIO_CO), &collie_bat_main); + + power_supply_unregister(&collie_bat_bu.psy); + power_supply_unregister(&collie_bat_main.psy); + + /* + * now flush all pending work. + * we won't get any more schedules, since all + * sources (isr and external_power_changed) + * are unregistered now. + */ + flush_scheduled_work(); + + for (i = ARRAY_SIZE(gpios) - 1; i >= 0; i--) + gpio_free(gpios[i].gpio); +} + +static struct ucb1x00_driver collie_bat_driver = { + .add = collie_bat_probe, + .remove = __devexit_p(collie_bat_remove), + .suspend = collie_bat_suspend, + .resume = collie_bat_resume, +}; + +static int __init collie_bat_init(void) +{ + return ucb1x00_register_driver(&collie_bat_driver); +} + +static void __exit collie_bat_exit(void) +{ + ucb1x00_unregister_driver(&collie_bat_driver); +} + +module_init(collie_bat_init); +module_exit(collie_bat_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Thomas Kunze"); +MODULE_DESCRIPTION("Collie battery driver"); -- cgit v1.2.3 From 9823b2d0f9547742fc40857f9ef153d6956266f2 Mon Sep 17 00:00:00 2001 From: Thomas Kunze Date: Tue, 10 Feb 2009 13:48:32 +0100 Subject: collie: support pda_power driver This add the pda-power platform device to collie. --- arch/arm/mach-sa1100/collie.c | 65 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index 395cf09b28b..fdab9d929e8 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include @@ -89,6 +90,69 @@ static struct mcp_plat_data collie_mcp_data = { .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 /* * low-level UART features. @@ -180,6 +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[] = { -- cgit v1.2.3