| /* |
| * linux/include/asm-arm/hardware/locomo.h |
| * |
| * This file contains the definitions for the LoCoMo G/A Chip |
| * |
| * (C) Copyright 2004 John Lenz |
| * |
| * May be copied or modified under the terms of the GNU General Public |
| * License. See linux/COPYING for more information. |
| * |
| * Based on sa1111.h |
| */ |
| #ifndef _ASM_ARCH_LOCOMO |
| #define _ASM_ARCH_LOCOMO |
| |
| #define locomo_writel(val,addr) ({ *(volatile u16 *)(addr) = (val); }) |
| #define locomo_readl(addr) (*(volatile u16 *)(addr)) |
| |
| /* LOCOMO version */ |
| #define LOCOMO_VER 0x00 |
| |
| /* Pin status */ |
| #define LOCOMO_ST 0x04 |
| |
| /* Pin status */ |
| #define LOCOMO_C32K 0x08 |
| |
| /* Interrupt controller */ |
| #define LOCOMO_ICR 0x0C |
| |
| /* MCS decoder for boot selecting */ |
| #define LOCOMO_MCSX0 0x10 |
| #define LOCOMO_MCSX1 0x14 |
| #define LOCOMO_MCSX2 0x18 |
| #define LOCOMO_MCSX3 0x1c |
| |
| /* Touch panel controller */ |
| #define LOCOMO_ASD 0x20 /* AD start delay */ |
| #define LOCOMO_HSD 0x28 /* HSYS delay */ |
| #define LOCOMO_HSC 0x2c /* HSYS period */ |
| #define LOCOMO_TADC 0x30 /* tablet ADC clock */ |
| |
| |
| /* Long time timer */ |
| #define LOCOMO_LTC 0xd8 /* LTC interrupt setting */ |
| #define LOCOMO_LTINT 0xdc /* LTC interrupt */ |
| |
| /* DAC control signal for LCD (COMADJ ) */ |
| #define LOCOMO_DAC 0xe0 |
| /* DAC control */ |
| #define LOCOMO_DAC_SCLOEB 0x08 /* SCL pin output data */ |
| #define LOCOMO_DAC_TEST 0x04 /* Test bit */ |
| #define LOCOMO_DAC_SDA 0x02 /* SDA pin level (read-only) */ |
| #define LOCOMO_DAC_SDAOEB 0x01 /* SDA pin output data */ |
| |
| /* SPI interface */ |
| #define LOCOMO_SPIMD 0x60 /* SPI mode setting */ |
| #define LOCOMO_SPICT 0x64 /* SPI mode control */ |
| #define LOCOMO_SPIST 0x68 /* SPI status */ |
| #define LOCOMO_SPIIS 0x70 /* SPI interrupt status */ |
| #define LOCOMO_SPIWE 0x74 /* SPI interrupt status write enable */ |
| #define LOCOMO_SPIIE 0x78 /* SPI interrupt enable */ |
| #define LOCOMO_SPIIR 0x7c /* SPI interrupt request */ |
| #define LOCOMO_SPITD 0x80 /* SPI transfer data write */ |
| #define LOCOMO_SPIRD 0x84 /* SPI receive data read */ |
| #define LOCOMO_SPITS 0x88 /* SPI transfer data shift */ |
| #define LOCOMO_SPIRS 0x8C /* SPI receive data shift */ |
| #define LOCOMO_SPI_TEND (1 << 3) /* Transfer end bit */ |
| #define LOCOMO_SPI_OVRN (1 << 2) /* Over Run bit */ |
| #define LOCOMO_SPI_RFW (1 << 1) /* write buffer bit */ |
| #define LOCOMO_SPI_RFR (1) /* read buffer bit */ |
| |
| /* GPIO */ |
| #define LOCOMO_GPD 0x90 /* GPIO direction */ |
| #define LOCOMO_GPE 0x94 /* GPIO input enable */ |
| #define LOCOMO_GPL 0x98 /* GPIO level */ |
| #define LOCOMO_GPO 0x9c /* GPIO out data setteing */ |
| #define LOCOMO_GRIE 0xa0 /* GPIO rise detection */ |
| #define LOCOMO_GFIE 0xa4 /* GPIO fall detection */ |
| #define LOCOMO_GIS 0xa8 /* GPIO edge detection status */ |
| #define LOCOMO_GWE 0xac /* GPIO status write enable */ |
| #define LOCOMO_GIE 0xb0 /* GPIO interrupt enable */ |
| #define LOCOMO_GIR 0xb4 /* GPIO interrupt request */ |
| #define LOCOMO_GPIO(Nb) (0x01 << (Nb)) |
| #define LOCOMO_GPIO_RTS LOCOMO_GPIO(0) |
| #define LOCOMO_GPIO_CTS LOCOMO_GPIO(1) |
| #define LOCOMO_GPIO_DSR LOCOMO_GPIO(2) |
| #define LOCOMO_GPIO_DTR LOCOMO_GPIO(3) |
| #define LOCOMO_GPIO_LCD_VSHA_ON LOCOMO_GPIO(4) |
| #define LOCOMO_GPIO_LCD_VSHD_ON LOCOMO_GPIO(5) |
| #define LOCOMO_GPIO_LCD_VEE_ON LOCOMO_GPIO(6) |
| #define LOCOMO_GPIO_LCD_MOD LOCOMO_GPIO(7) |
| #define LOCOMO_GPIO_DAC_ON LOCOMO_GPIO(8) |
| #define LOCOMO_GPIO_FL_VR LOCOMO_GPIO(9) |
| #define LOCOMO_GPIO_DAC_SDATA LOCOMO_GPIO(10) |
| #define LOCOMO_GPIO_DAC_SCK LOCOMO_GPIO(11) |
| #define LOCOMO_GPIO_DAC_SLOAD LOCOMO_GPIO(12) |
| |
| /* Start the definitions of the devices. Each device has an initial |
| * base address and a series of offsets from that base address. */ |
| |
| /* Keyboard controller */ |
| #define LOCOMO_KEYBOARD 0x40 |
| #define LOCOMO_KIB 0x00 /* KIB level */ |
| #define LOCOMO_KSC 0x04 /* KSTRB control */ |
| #define LOCOMO_KCMD 0x08 /* KSTRB command */ |
| #define LOCOMO_KIC 0x0c /* Key interrupt */ |
| |
| /* Front light adjustment controller */ |
| #define LOCOMO_FRONTLIGHT 0xc8 |
| #define LOCOMO_ALS 0x00 /* Adjust light cycle */ |
| #define LOCOMO_ALD 0x04 /* Adjust light duty */ |
| |
| /* Backlight controller: TFT signal */ |
| #define LOCOMO_BACKLIGHT 0x38 |
| #define LOCOMO_TC 0x00 /* TFT control signal */ |
| #define LOCOMO_CPSD 0x04 /* CPS delay */ |
| |
| /* Audio controller */ |
| #define LOCOMO_AUDIO 0x54 |
| #define LOCOMO_ACC 0x00 /* Audio clock */ |
| #define LOCOMO_PAIF 0x7C /* PCM audio interface */ |
| /* Audio clock */ |
| #define LOCOMO_ACC_XON 0x80 |
| #define LOCOMO_ACC_XEN 0x40 |
| #define LOCOMO_ACC_XSEL0 0x00 |
| #define LOCOMO_ACC_XSEL1 0x20 |
| #define LOCOMO_ACC_MCLKEN 0x10 |
| #define LOCOMO_ACC_64FSEN 0x08 |
| #define LOCOMO_ACC_CLKSEL000 0x00 /* mclk 2 */ |
| #define LOCOMO_ACC_CLKSEL001 0x01 /* mclk 3 */ |
| #define LOCOMO_ACC_CLKSEL010 0x02 /* mclk 4 */ |
| #define LOCOMO_ACC_CLKSEL011 0x03 /* mclk 6 */ |
| #define LOCOMO_ACC_CLKSEL100 0x04 /* mclk 8 */ |
| #define LOCOMO_ACC_CLKSEL101 0x05 /* mclk 12 */ |
| /* PCM audio interface */ |
| #define LOCOMO_PAIF_SCINV 0x20 |
| #define LOCOMO_PAIF_SCEN 0x10 |
| #define LOCOMO_PAIF_LRCRST 0x08 |
| #define LOCOMO_PAIF_LRCEVE 0x04 |
| #define LOCOMO_PAIF_LRCINV 0x02 |
| #define LOCOMO_PAIF_LRCEN 0x01 |
| |
| /* LED controller */ |
| #define LOCOMO_LED 0xe8 |
| #define LOCOMO_LPT0 0x00 |
| #define LOCOMO_LPT1 0x04 |
| /* LED control */ |
| #define LOCOMO_LPT_TOFH 0x80 |
| #define LOCOMO_LPT_TOFL 0x08 |
| #define LOCOMO_LPT_TOH(TOH) ((TOH & 0x7) << 4) |
| #define LOCOMO_LPT_TOL(TOL) ((TOL & 0x7)) |
| |
| extern struct bus_type locomo_bus_type; |
| |
| #define LOCOMO_DEVID_KEYBOARD 0 |
| #define LOCOMO_DEVID_FRONTLIGHT 1 |
| #define LOCOMO_DEVID_BACKLIGHT 2 |
| #define LOCOMO_DEVID_AUDIO 3 |
| #define LOCOMO_DEVID_LED 4 |
| #define LOCOMO_DEVID_UART 5 |
| |
| struct locomo_dev { |
| struct device dev; |
| unsigned int devid; |
| unsigned int irq[1]; |
| |
| void *mapbase; |
| unsigned long length; |
| |
| u64 dma_mask; |
| }; |
| |
| #define LOCOMO_DEV(_d) container_of((_d), struct locomo_dev, dev) |
| |
| #define locomo_get_drvdata(d) dev_get_drvdata(&(d)->dev) |
| #define locomo_set_drvdata(d,p) dev_set_drvdata(&(d)->dev, p) |
| |
| struct locomo_driver { |
| struct device_driver drv; |
| unsigned int devid; |
| int (*probe)(struct locomo_dev *); |
| int (*remove)(struct locomo_dev *); |
| int (*suspend)(struct locomo_dev *, pm_message_t); |
| int (*resume)(struct locomo_dev *); |
| }; |
| |
| #define LOCOMO_DRV(_d) container_of((_d), struct locomo_driver, drv) |
| |
| #define LOCOMO_DRIVER_NAME(_ldev) ((_ldev)->dev.driver->name) |
| |
| void locomo_lcd_power(struct locomo_dev *, int, unsigned int); |
| |
| int locomo_driver_register(struct locomo_driver *); |
| void locomo_driver_unregister(struct locomo_driver *); |
| |
| /* GPIO control functions */ |
| void locomo_gpio_set_dir(struct locomo_dev *ldev, unsigned int bits, unsigned int dir); |
| unsigned int locomo_gpio_read_level(struct locomo_dev *ldev, unsigned int bits); |
| unsigned int locomo_gpio_read_output(struct locomo_dev *ldev, unsigned int bits); |
| void locomo_gpio_write(struct locomo_dev *ldev, unsigned int bits, unsigned int set); |
| |
| /* M62332 control function */ |
| void locomo_m62332_senddata(struct locomo_dev *ldev, unsigned int dac_data, int channel); |
| |
| #endif |