134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/*
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* Platform data definitions.
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*/
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#ifndef __ASM_ARCH_BOARD_H
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#define __ASM_ARCH_BOARD_H
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#include <linux/types.h>
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#define GPIO_PIN_NONE (-1)
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/*
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* Clock rates for various on-board oscillators. The number of entries
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* in this array is chip-dependent.
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*/
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extern unsigned long at32_board_osc_rates[];
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/*
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* This used to add essential system devices, but this is now done
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* automatically. Please don't use it in new board code.
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*/
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static inline void __deprecated at32_add_system_devices(void)
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{
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}
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#define ATMEL_MAX_UART 4
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extern struct platform_device *atmel_default_console_device;
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/* Flags for selecting USART extra pins */
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#define ATMEL_USART_RTS 0x01
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#define ATMEL_USART_CTS 0x02
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#define ATMEL_USART_CLK 0x04
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struct atmel_uart_data {
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short use_dma_tx; /* use transmit DMA? */
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short use_dma_rx; /* use receive DMA? */
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void __iomem *regs; /* virtual base address, if any */
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};
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void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
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struct platform_device *at32_add_device_usart(unsigned int id);
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struct eth_platform_data {
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u32 phy_mask;
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u8 is_rmii;
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};
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struct platform_device *
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at32_add_device_eth(unsigned int id, struct eth_platform_data *data);
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struct spi_board_info;
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struct platform_device *
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at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
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void at32_spi_setup_slaves(unsigned int bus_num, struct spi_board_info *b, unsigned int n);
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struct atmel_lcdfb_info;
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struct platform_device *
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at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
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unsigned long fbmem_start, unsigned long fbmem_len,
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u64 pin_mask);
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struct usba_platform_data;
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struct platform_device *
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at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
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struct ide_platform_data {
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u8 cs;
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};
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struct platform_device *
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at32_add_device_ide(unsigned int id, unsigned int extint,
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struct ide_platform_data *data);
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/* mask says which PWM channels to mux */
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struct platform_device *at32_add_device_pwm(u32 mask);
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/* depending on what's hooked up, not all SSC pins will be used */
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#define ATMEL_SSC_TK 0x01
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#define ATMEL_SSC_TF 0x02
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#define ATMEL_SSC_TD 0x04
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#define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
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#define ATMEL_SSC_RK 0x10
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#define ATMEL_SSC_RF 0x20
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#define ATMEL_SSC_RD 0x40
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#define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
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struct platform_device *
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at32_add_device_ssc(unsigned int id, unsigned int flags);
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struct i2c_board_info;
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struct platform_device *at32_add_device_twi(unsigned int id,
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struct i2c_board_info *b,
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unsigned int n);
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struct mci_platform_data;
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struct platform_device *
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at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
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struct ac97c_platform_data;
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struct platform_device *
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at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
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unsigned int flags);
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struct atmel_abdac_pdata;
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struct platform_device *
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at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
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struct platform_device *at32_add_device_psif(unsigned int id);
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struct cf_platform_data {
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int detect_pin;
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int reset_pin;
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int vcc_pin;
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int ready_pin;
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u8 cs;
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};
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struct platform_device *
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at32_add_device_cf(unsigned int id, unsigned int extint,
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struct cf_platform_data *data);
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/* NAND / SmartMedia */
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struct atmel_nand_data {
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int enable_pin; /* chip enable */
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int det_pin; /* card detect */
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int rdy_pin; /* ready/busy */
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u8 rdy_pin_active_low; /* rdy_pin value is inverted */
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u8 ale; /* address line number connected to ALE */
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u8 cle; /* address line number connected to CLE */
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u8 bus_width_16; /* buswidth is 16 bit */
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struct mtd_partition *(*partition_info)(int size, int *num_partitions);
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};
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struct platform_device *
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at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
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#endif /* __ASM_ARCH_BOARD_H */
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