diff options
author | Afzal Mohammed <afzal@ti.com> | 2012-10-05 07:07:27 +0200 |
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committer | Afzal Mohammed <afzal@ti.com> | 2012-10-15 11:12:15 +0200 |
commit | 3ef5d0071cf6c8b9a00b559232bb700ad59999d7 (patch) | |
tree | a99f2f7184d414d44fccb648a71565cab2c670b3 /arch/arm/plat-omap | |
parent | ARM: OMAP2+: gpmc: remove exported nand functions (diff) | |
download | linux-3ef5d0071cf6c8b9a00b559232bb700ad59999d7.tar.xz linux-3ef5d0071cf6c8b9a00b559232bb700ad59999d7.zip |
ARM: OMAP2+: gpmc: localize gpmc header
Requirement of gpmc header outside of mach-omap2 has been
cutoff, move gpmc header file in plat-omap folder to local
mach-omap2 folder
Objective - common zImage participation of omap
Signed-off-by: Afzal Mohammed <afzal@ti.com>
Diffstat (limited to 'arch/arm/plat-omap')
-rw-r--r-- | arch/arm/plat-omap/include/plat/gpmc.h | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/arch/arm/plat-omap/include/plat/gpmc.h b/arch/arm/plat-omap/include/plat/gpmc.h deleted file mode 100644 index 79f4dfc2adb3..000000000000 --- a/arch/arm/plat-omap/include/plat/gpmc.h +++ /dev/null @@ -1,135 +0,0 @@ -/* - * General-Purpose Memory Controller for OMAP2 - * - * Copyright (C) 2005-2006 Nokia Corporation - * - * 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. - */ - -#ifndef __OMAP2_GPMC_H -#define __OMAP2_GPMC_H - -#include <linux/platform_data/mtd-nand-omap2.h> - -/* Maximum Number of Chip Selects */ -#define GPMC_CS_NUM 8 - -#define GPMC_CS_CONFIG1 0x00 -#define GPMC_CS_CONFIG2 0x04 -#define GPMC_CS_CONFIG3 0x08 -#define GPMC_CS_CONFIG4 0x0c -#define GPMC_CS_CONFIG5 0x10 -#define GPMC_CS_CONFIG6 0x14 -#define GPMC_CS_CONFIG7 0x18 -#define GPMC_CS_NAND_COMMAND 0x1c -#define GPMC_CS_NAND_ADDRESS 0x20 -#define GPMC_CS_NAND_DATA 0x24 - -/* Control Commands */ -#define GPMC_CONFIG_RDY_BSY 0x00000001 -#define GPMC_CONFIG_DEV_SIZE 0x00000002 -#define GPMC_CONFIG_DEV_TYPE 0x00000003 -#define GPMC_SET_IRQ_STATUS 0x00000004 -#define GPMC_CONFIG_WP 0x00000005 - -#define GPMC_ENABLE_IRQ 0x0000000d - -/* ECC commands */ -#define GPMC_ECC_READ 0 /* Reset Hardware ECC for read */ -#define GPMC_ECC_WRITE 1 /* Reset Hardware ECC for write */ -#define GPMC_ECC_READSYN 2 /* Reset before syndrom is read back */ - -#define GPMC_CONFIG1_WRAPBURST_SUPP (1 << 31) -#define GPMC_CONFIG1_READMULTIPLE_SUPP (1 << 30) -#define GPMC_CONFIG1_READTYPE_ASYNC (0 << 29) -#define GPMC_CONFIG1_READTYPE_SYNC (1 << 29) -#define GPMC_CONFIG1_WRITEMULTIPLE_SUPP (1 << 28) -#define GPMC_CONFIG1_WRITETYPE_ASYNC (0 << 27) -#define GPMC_CONFIG1_WRITETYPE_SYNC (1 << 27) -#define GPMC_CONFIG1_CLKACTIVATIONTIME(val) ((val & 3) << 25) -#define GPMC_CONFIG1_PAGE_LEN(val) ((val & 3) << 23) -#define GPMC_CONFIG1_WAIT_READ_MON (1 << 22) -#define GPMC_CONFIG1_WAIT_WRITE_MON (1 << 21) -#define GPMC_CONFIG1_WAIT_MON_IIME(val) ((val & 3) << 18) -#define GPMC_CONFIG1_WAIT_PIN_SEL(val) ((val & 3) << 16) -#define GPMC_CONFIG1_DEVICESIZE(val) ((val & 3) << 12) -#define GPMC_CONFIG1_DEVICESIZE_16 GPMC_CONFIG1_DEVICESIZE(1) -#define GPMC_CONFIG1_DEVICETYPE(val) ((val & 3) << 10) -#define GPMC_CONFIG1_DEVICETYPE_NOR GPMC_CONFIG1_DEVICETYPE(0) -#define GPMC_CONFIG1_MUXADDDATA (1 << 9) -#define GPMC_CONFIG1_TIME_PARA_GRAN (1 << 4) -#define GPMC_CONFIG1_FCLK_DIV(val) (val & 3) -#define GPMC_CONFIG1_FCLK_DIV2 (GPMC_CONFIG1_FCLK_DIV(1)) -#define GPMC_CONFIG1_FCLK_DIV3 (GPMC_CONFIG1_FCLK_DIV(2)) -#define GPMC_CONFIG1_FCLK_DIV4 (GPMC_CONFIG1_FCLK_DIV(3)) -#define GPMC_CONFIG7_CSVALID (1 << 6) - -#define GPMC_DEVICETYPE_NOR 0 -#define GPMC_DEVICETYPE_NAND 2 -#define GPMC_CONFIG_WRITEPROTECT 0x00000010 -#define WR_RD_PIN_MONITORING 0x00600000 -#define GPMC_IRQ_FIFOEVENTENABLE 0x01 -#define GPMC_IRQ_COUNT_EVENT 0x02 - - -/* - * Note that all values in this struct are in nanoseconds except sync_clk - * (which is in picoseconds), while the register values are in gpmc_fck cycles. - */ -struct gpmc_timings { - /* Minimum clock period for synchronous mode (in picoseconds) */ - u32 sync_clk; - - /* Chip-select signal timings corresponding to GPMC_CS_CONFIG2 */ - u16 cs_on; /* Assertion time */ - u16 cs_rd_off; /* Read deassertion time */ - u16 cs_wr_off; /* Write deassertion time */ - - /* ADV signal timings corresponding to GPMC_CONFIG3 */ - u16 adv_on; /* Assertion time */ - u16 adv_rd_off; /* Read deassertion time */ - u16 adv_wr_off; /* Write deassertion time */ - - /* WE signals timings corresponding to GPMC_CONFIG4 */ - u16 we_on; /* WE assertion time */ - u16 we_off; /* WE deassertion time */ - - /* OE signals timings corresponding to GPMC_CONFIG4 */ - u16 oe_on; /* OE assertion time */ - u16 oe_off; /* OE deassertion time */ - - /* Access time and cycle time timings corresponding to GPMC_CONFIG5 */ - u16 page_burst_access; /* Multiple access word delay */ - u16 access; /* Start-cycle to first data valid delay */ - u16 rd_cycle; /* Total read cycle time */ - u16 wr_cycle; /* Total write cycle time */ - - /* The following are only on OMAP3430 */ - u16 wr_access; /* WRACCESSTIME */ - u16 wr_data_mux_bus; /* WRDATAONADMUXBUS */ -}; - -extern void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs); -extern int gpmc_get_client_irq(unsigned irq_config); - -extern unsigned int gpmc_ns_to_ticks(unsigned int time_ns); -extern unsigned int gpmc_ps_to_ticks(unsigned int time_ps); -extern unsigned int gpmc_ticks_to_ns(unsigned int ticks); -extern unsigned int gpmc_round_ns_to_ticks(unsigned int time_ns); -extern unsigned long gpmc_get_fclk_period(void); - -extern void gpmc_cs_write_reg(int cs, int idx, u32 val); -extern u32 gpmc_cs_read_reg(int cs, int idx); -extern int gpmc_calc_divider(unsigned int sync_clk); -extern int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t); -extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base); -extern void gpmc_cs_free(int cs); -extern int gpmc_cs_set_reserved(int cs, int reserved); -extern int gpmc_cs_reserved(int cs); -extern void omap3_gpmc_save_context(void); -extern void omap3_gpmc_restore_context(void); -extern int gpmc_cs_configure(int cs, int cmd, int wval); - -#endif |