c3b28ae260
Add a sysdev to access SRAM in TXx9 SoCs via sysfs. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
/*
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* linux/include/asm-mips/txx9/generic.h
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#ifndef __ASM_TXX9_GENERIC_H
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#define __ASM_TXX9_GENERIC_H
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#include <linux/init.h>
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#include <linux/ioport.h> /* for struct resource */
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extern struct resource txx9_ce_res[];
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#define TXX9_CE(n) (unsigned long)(txx9_ce_res[(n)].start)
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extern unsigned int txx9_pcode;
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extern char txx9_pcode_str[8];
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void txx9_reg_res_init(unsigned int pcode, unsigned long base,
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unsigned long size);
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extern unsigned int txx9_master_clock;
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extern unsigned int txx9_cpu_clock;
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extern unsigned int txx9_gbus_clock;
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#define TXX9_IMCLK (txx9_gbus_clock / 2)
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extern int txx9_ccfg_toeon;
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struct uart_port;
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int early_serial_txx9_setup(struct uart_port *port);
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struct pci_dev;
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struct txx9_board_vec {
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const char *system;
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void (*prom_init)(void);
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void (*mem_setup)(void);
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void (*irq_setup)(void);
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void (*time_init)(void);
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void (*arch_init)(void);
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void (*device_init)(void);
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#ifdef CONFIG_PCI
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int (*pci_map_irq)(const struct pci_dev *dev, u8 slot, u8 pin);
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#endif
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};
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extern struct txx9_board_vec *txx9_board_vec;
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extern int (*txx9_irq_dispatch)(int pending);
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char *prom_getcmdline(void);
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const char *prom_getenv(const char *name);
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void txx9_wdt_init(unsigned long base);
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void txx9_wdt_now(unsigned long base);
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void txx9_spi_init(int busid, unsigned long base, int irq);
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void txx9_ethaddr_init(unsigned int id, unsigned char *ethaddr);
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void txx9_sio_init(unsigned long baseaddr, int irq,
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unsigned int line, unsigned int sclk, int nocts);
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void prom_putchar(char c);
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#ifdef CONFIG_EARLY_PRINTK
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extern void (*txx9_prom_putchar)(char c);
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void txx9_sio_putchar_init(unsigned long baseaddr);
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#else
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static inline void txx9_sio_putchar_init(unsigned long baseaddr)
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{
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}
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#endif
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struct physmap_flash_data;
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void txx9_physmap_flash_init(int no, unsigned long addr, unsigned long size,
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const struct physmap_flash_data *pdata);
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/* 8 bit version of __fls(): find first bit set (returns 0..7) */
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static inline unsigned int __fls8(unsigned char x)
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{
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int r = 7;
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if (!(x & 0xf0)) {
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r -= 4;
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x <<= 4;
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}
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if (!(x & 0xc0)) {
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r -= 2;
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x <<= 2;
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}
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if (!(x & 0x80))
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r -= 1;
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return r;
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}
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void txx9_iocled_init(unsigned long baseaddr,
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int basenum, unsigned int num, int lowactive,
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const char *color, char **deftriggers);
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/* 7SEG LED */
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void txx9_7segled_init(unsigned int num,
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void (*putc)(unsigned int pos, unsigned char val));
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int txx9_7segled_putc(unsigned int pos, char c);
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void __init txx9_aclc_init(unsigned long baseaddr, int irq,
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unsigned int dmac_id,
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unsigned int dma_chan_out,
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unsigned int dma_chan_in);
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void __init txx9_sramc_init(struct resource *r);
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#endif /* __ASM_TXX9_GENERIC_H */
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