Tony,
On 11/21/2014 12:28 AM, Tony Lindgren wrote:
> We still need to support platform data for omap3 until it's booting
> in device tree only mode. So let's add platform_data/omap-gpmc.h for
> that, and a minimal linux/omap-gpmc.h for the save and restore used
> by the PM code.
>
> Once omap3 boots in device tree only mode, we can make the data
> structures in platform_data/omap-gpmc.h private to the GPMC driver.
>
> Note that we can now also remove gpmc-nand.h and gpmc-onenand.h.
>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: Roger Quadros <rogerq@xxxxxx>
> Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
> ---
> arch/arm/mach-omap2/board-cm-t35.c | 1 -
> arch/arm/mach-omap2/board-cm-t3517.c | 1 -
> arch/arm/mach-omap2/board-flash.c | 4 +-
> arch/arm/mach-omap2/board-flash.h | 1 -
> arch/arm/mach-omap2/board-n8x0.c | 2 -
> arch/arm/mach-omap2/board-omap3pandora.c | 2 +-
> arch/arm/mach-omap2/board-rx51-peripherals.c | 1 -
> arch/arm/mach-omap2/gpmc-nand.c | 1 -
> arch/arm/mach-omap2/gpmc-onenand.c | 1 -
> arch/arm/mach-omap2/gpmc-onenand.h | 24 ---
> arch/arm/mach-omap2/gpmc.c | 64 +++++-
> arch/arm/mach-omap2/gpmc.h | 224 +--------------------
> arch/arm/mach-omap2/pm34xx.c | 2 +-
> .../gpmc-nand.h => include/linux/omap-gpmc.h | 18 +-
> include/linux/platform_data/omap-gpmc.h | 177 ++++++++++++++++
> 15 files changed, 255 insertions(+), 268 deletions(-)
> delete mode 100644 arch/arm/mach-omap2/gpmc-onenand.h
> rename arch/arm/mach-omap2/gpmc-nand.h => include/linux/omap-gpmc.h (54%)
> create mode 100644 include/linux/platform_data/omap-gpmc.h
>
<snip>
> diff --git a/arch/arm/mach-omap2/gpmc.h b/arch/arm/mach-omap2/gpmc.h
> index 707f6d5..4dfb889 100644
> --- a/arch/arm/mach-omap2/gpmc.h
> +++ b/arch/arm/mach-omap2/gpmc.h
> @@ -7,225 +7,5 @@
> * 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_MUXTYPE(val) ((val & 3) << 8)
> -#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
> -
> -#define GPMC_BURST_4 4 /* 4 word burst */
> -#define GPMC_BURST_8 8 /* 8 word burst */
> -#define GPMC_BURST_16 16 /* 16 word burst */
> -#define GPMC_DEVWIDTH_8BIT 1 /* 8-bit device width */
> -#define GPMC_DEVWIDTH_16BIT 2 /* 16-bit device width */
> -#define GPMC_MUX_AAD 1 /* Addr-Addr-Data multiplex */
> -#define GPMC_MUX_AD 2 /* Addr-Data multiplex */
> -
> -/* bool type time settings */
> -struct gpmc_bool_timings {
> - bool cycle2cyclediffcsen;
> - bool cycle2cyclesamecsen;
> - bool we_extra_delay;
> - bool oe_extra_delay;
> - bool adv_extra_delay;
> - bool cs_extra_delay;
> - bool time_para_granularity;
> -};
> -
> -/*
> - * 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 */
> - u32 cs_on; /* Assertion time */
> - u32 cs_rd_off; /* Read deassertion time */
> - u32 cs_wr_off; /* Write deassertion time */
> -
> - /* ADV signal timings corresponding to GPMC_CONFIG3 */
> - u32 adv_on; /* Assertion time */
> - u32 adv_rd_off; /* Read deassertion time */
> - u32 adv_wr_off; /* Write deassertion time */
> -
> - /* WE signals timings corresponding to GPMC_CONFIG4 */
> - u32 we_on; /* WE assertion time */
> - u32 we_off; /* WE deassertion time */
> -
> - /* OE signals timings corresponding to GPMC_CONFIG4 */
> - u32 oe_on; /* OE assertion time */
> - u32 oe_off; /* OE deassertion time */
> -
> - /* Access time and cycle time timings corresponding to GPMC_CONFIG5 */
> - u32 page_burst_access; /* Multiple access word delay */
> - u32 access; /* Start-cycle to first data valid delay */
> - u32 rd_cycle; /* Total read cycle time */
> - u32 wr_cycle; /* Total write cycle time */
> -
> - u32 bus_turnaround;
> - u32 cycle2cycle_delay;
> -
> - u32 wait_monitoring;
> - u32 clk_activation;
> -
> - /* The following are only on OMAP3430 */
> - u32 wr_access; /* WRACCESSTIME */
> - u32 wr_data_mux_bus; /* WRDATAONADMUXBUS */
> -
> - struct gpmc_bool_timings bool_timings;
> -};
> -
> -/* Device timings in picoseconds */
> -struct gpmc_device_timings {
> - u32 t_ceasu; /* address setup to CS valid */
> - u32 t_avdasu; /* address setup to ADV valid */
> - /* XXX: try to combine t_avdp_r & t_avdp_w. Issue is
> - * of tusb using these timings even for sync whilst
> - * ideally for adv_rd/(wr)_off it should have considered
> - * t_avdh instead. This indirectly necessitates r/w
> - * variations of t_avdp as it is possible to have one
> - * sync & other async
> - */
> - u32 t_avdp_r; /* ADV low time (what about t_cer ?) */
> - u32 t_avdp_w;
> - u32 t_aavdh; /* address hold time */
> - u32 t_oeasu; /* address setup to OE valid */
> - u32 t_aa; /* access time from ADV assertion */
> - u32 t_iaa; /* initial access time */
> - u32 t_oe; /* access time from OE assertion */
> - u32 t_ce; /* access time from CS asertion */
> - u32 t_rd_cycle; /* read cycle time */
> - u32 t_cez_r; /* read CS deassertion to high Z */
> - u32 t_cez_w; /* write CS deassertion to high Z */
> - u32 t_oez; /* OE deassertion to high Z */
> - u32 t_weasu; /* address setup to WE valid */
> - u32 t_wpl; /* write assertion time */
> - u32 t_wph; /* write deassertion time */
> - u32 t_wr_cycle; /* write cycle time */
> -
> - u32 clk;
> - u32 t_bacc; /* burst access valid clock to output delay */
> - u32 t_ces; /* CS setup time to clk */
> - u32 t_avds; /* ADV setup time to clk */
> - u32 t_avdh; /* ADV hold time from clk */
> - u32 t_ach; /* address hold time from clk */
> - u32 t_rdyo; /* clk to ready valid */
> -
> - u32 t_ce_rdyz; /* XXX: description ?, or use t_cez instead */
> - u32 t_ce_avd; /* CS on to ADV on delay */
> -
> - /* XXX: check the possibility of combining
> - * cyc_aavhd_oe & cyc_aavdh_we
> - */
> - u8 cyc_aavdh_oe;/* read address hold time in cycles */
> - u8 cyc_aavdh_we;/* write address hold time in cycles */
> - u8 cyc_oe; /* access time from OE assertion in cycles */
> - u8 cyc_wpl; /* write deassertion time in cycles */
> - u32 cyc_iaa; /* initial access time in cycles */
> -
> - /* extra delays */
> - bool ce_xdelay;
> - bool avd_xdelay;
> - bool oe_xdelay;
> - bool we_xdelay;
> -};
> -
> -struct gpmc_settings {
> - bool burst_wrap; /* enables wrap bursting */
> - bool burst_read; /* enables read page/burst mode */
> - bool burst_write; /* enables write page/burst mode */
> - bool device_nand; /* device is NAND */
> - bool sync_read; /* enables synchronous reads */
> - bool sync_write; /* enables synchronous writes */
> - bool wait_on_read; /* monitor wait on reads */
> - bool wait_on_write; /* monitor wait on writes */
> - u32 burst_len; /* page/burst length */
> - u32 device_width; /* device bus width (8 or 16 bit) */
> - u32 mux_add_data; /* multiplex address & data */
> - u32 wait_pin; /* wait-pin to be used */
> -};
> -
> -extern int gpmc_calc_timings(struct gpmc_timings *gpmc_t,
> - struct gpmc_settings *gpmc_s,
> - struct gpmc_device_timings *dev_t);
> -
> -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_ticks_to_ns(unsigned int ticks);
> -
> -extern void gpmc_cs_write_reg(int cs, int idx, u32 val);
> -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_program_settings(int cs, struct gpmc_settings *p);
> -extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base);
> -extern void gpmc_cs_free(int cs);
> -extern void omap3_gpmc_save_context(void);
> -extern void omap3_gpmc_restore_context(void);
> -extern int gpmc_configure(int cmd, int wval);
> -extern void gpmc_read_settings_dt(struct device_node *np,
> - struct gpmc_settings *p);
> -
> -#endif
> +#include <linux/omap-gpmc.h>
> +#include <linux/platform_data/omap-gpmc.h>
I think we should get rid for mach-omap2/gpmc.h and include the above two
headers wherever needed.
> diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
> index 175564c..88721df 100644
> --- a/arch/arm/mach-omap2/pm34xx.c
> +++ b/arch/arm/mach-omap2/pm34xx.c
> @@ -29,6 +29,7 @@
> #include <linux/delay.h>
> #include <linux/slab.h>
> #include <linux/omap-dma.h>
> +#include <linux/omap-gpmc.h>
> #include <linux/platform_data/gpio-omap.h>
>
> #include <trace/events/power.h>
> @@ -43,7 +44,6 @@
> #include "common.h"
> #include "cm3xxx.h"
> #include "cm-regbits-34xx.h"
> -#include "gpmc.h"
> #include "prm-regbits-34xx.h"
> #include "prm3xxx.h"
> #include "pm.h"
> diff --git a/arch/arm/mach-omap2/gpmc-nand.h b/include/linux/omap-gpmc.h
> similarity index 54%
> rename from arch/arm/mach-omap2/gpmc-nand.h
> rename to include/linux/omap-gpmc.h
> index d59e128..375caaa 100644
> --- a/arch/arm/mach-omap2/gpmc-nand.h
> +++ b/include/linux/omap-gpmc.h
> @@ -1,5 +1,5 @@
> /*
> - * arch/arm/mach-omap2/gpmc-nand.h
> + * OMAP GPMC (General Purpose Memory Controller) defines
> *
> * 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
> @@ -7,11 +7,12 @@
> * option) any later version.
> */
>
> -#ifndef __OMAP2_GPMC_NAND_H
> -#define __OMAP2_GPMC_NAND_H
> +extern void omap3_gpmc_save_context(void);
> +extern void omap3_gpmc_restore_context(void);
>
> -#include "gpmc.h"
> -#include <linux/platform_data/mtd-nand-omap2.h>
> +struct gpmc_timings;
> +struct omap_nand_platform_data;
> +struct omap_onenand_platform_data;
>
> #if IS_ENABLED(CONFIG_MTD_NAND_OMAP2)
> extern int gpmc_nand_init(struct omap_nand_platform_data *d,
> @@ -24,4 +25,11 @@ static inline int gpmc_nand_init(struct omap_nand_platform_data *d,
> }
> #endif
>
> +#if IS_ENABLED(CONFIG_MTD_ONENAND_OMAP2)
> +extern void gpmc_onenand_init(struct omap_onenand_platform_data *d);
> +#else
> +#define board_onenand_data NULL
> +static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d)
> +{
> +}
> #endif
> diff --git a/include/linux/platform_data/omap-gpmc.h b/include/linux/platform_data/omap-gpmc.h
> new file mode 100644
> index 0000000..8bc3ca3
> --- /dev/null
> +++ b/include/linux/platform_data/omap-gpmc.h
> @@ -0,0 +1,177 @@
> +/*
> + * 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>
Why do need to include this header here?
> +
> +/* Maximum Number of Chip Selects */
> +#define GPMC_CS_NUM 8
> +
> +#define GPMC_CONFIG_WP 0x00000005
> +
> +#define GPMC_IRQ_FIFOEVENTENABLE 0x01
> +#define GPMC_IRQ_COUNT_EVENT 0x02
> +
> +#define GPMC_BURST_4 4 /* 4 word burst */
> +#define GPMC_BURST_8 8 /* 8 word burst */
> +#define GPMC_BURST_16 16 /* 16 word burst */
> +#define GPMC_DEVWIDTH_8BIT 1 /* 8-bit device width */
> +#define GPMC_DEVWIDTH_16BIT 2 /* 16-bit device width */
> +#define GPMC_MUX_AAD 1 /* Addr-Addr-Data multiplex */
> +#define GPMC_MUX_AD 2 /* Addr-Data multiplex */
> +
> +/* bool type time settings */
> +struct gpmc_bool_timings {
> + bool cycle2cyclediffcsen;
> + bool cycle2cyclesamecsen;
> + bool we_extra_delay;
> + bool oe_extra_delay;
> + bool adv_extra_delay;
> + bool cs_extra_delay;
> + bool time_para_granularity;
> +};
> +
> +/*
> + * 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 */
> + u32 cs_on; /* Assertion time */
> + u32 cs_rd_off; /* Read deassertion time */
> + u32 cs_wr_off; /* Write deassertion time */
> +
> + /* ADV signal timings corresponding to GPMC_CONFIG3 */
> + u32 adv_on; /* Assertion time */
> + u32 adv_rd_off; /* Read deassertion time */
> + u32 adv_wr_off; /* Write deassertion time */
> +
> + /* WE signals timings corresponding to GPMC_CONFIG4 */
> + u32 we_on; /* WE assertion time */
> + u32 we_off; /* WE deassertion time */
> +
> + /* OE signals timings corresponding to GPMC_CONFIG4 */
> + u32 oe_on; /* OE assertion time */
> + u32 oe_off; /* OE deassertion time */
> +
> + /* Access time and cycle time timings corresponding to GPMC_CONFIG5 */
> + u32 page_burst_access; /* Multiple access word delay */
> + u32 access; /* Start-cycle to first data valid delay */
> + u32 rd_cycle; /* Total read cycle time */
> + u32 wr_cycle; /* Total write cycle time */
> +
> + u32 bus_turnaround;
> + u32 cycle2cycle_delay;
> +
> + u32 wait_monitoring;
> + u32 clk_activation;
> +
> + /* The following are only on OMAP3430 */
> + u32 wr_access; /* WRACCESSTIME */
> + u32 wr_data_mux_bus; /* WRDATAONADMUXBUS */
> +
> + struct gpmc_bool_timings bool_timings;
> +};
> +
> +/* Device timings in picoseconds */
> +struct gpmc_device_timings {
> + u32 t_ceasu; /* address setup to CS valid */
> + u32 t_avdasu; /* address setup to ADV valid */
> + /* XXX: try to combine t_avdp_r & t_avdp_w. Issue is
> + * of tusb using these timings even for sync whilst
> + * ideally for adv_rd/(wr)_off it should have considered
> + * t_avdh instead. This indirectly necessitates r/w
> + * variations of t_avdp as it is possible to have one
> + * sync & other async
> + */
> + u32 t_avdp_r; /* ADV low time (what about t_cer ?) */
> + u32 t_avdp_w;
> + u32 t_aavdh; /* address hold time */
> + u32 t_oeasu; /* address setup to OE valid */
> + u32 t_aa; /* access time from ADV assertion */
> + u32 t_iaa; /* initial access time */
> + u32 t_oe; /* access time from OE assertion */
> + u32 t_ce; /* access time from CS asertion */
> + u32 t_rd_cycle; /* read cycle time */
> + u32 t_cez_r; /* read CS deassertion to high Z */
> + u32 t_cez_w; /* write CS deassertion to high Z */
> + u32 t_oez; /* OE deassertion to high Z */
> + u32 t_weasu; /* address setup to WE valid */
> + u32 t_wpl; /* write assertion time */
> + u32 t_wph; /* write deassertion time */
> + u32 t_wr_cycle; /* write cycle time */
> +
> + u32 clk;
> + u32 t_bacc; /* burst access valid clock to output delay */
> + u32 t_ces; /* CS setup time to clk */
> + u32 t_avds; /* ADV setup time to clk */
> + u32 t_avdh; /* ADV hold time from clk */
> + u32 t_ach; /* address hold time from clk */
> + u32 t_rdyo; /* clk to ready valid */
> +
> + u32 t_ce_rdyz; /* XXX: description ?, or use t_cez instead */
> + u32 t_ce_avd; /* CS on to ADV on delay */
> +
> + /* XXX: check the possibility of combining
> + * cyc_aavhd_oe & cyc_aavdh_we
> + */
> + u8 cyc_aavdh_oe;/* read address hold time in cycles */
> + u8 cyc_aavdh_we;/* write address hold time in cycles */
> + u8 cyc_oe; /* access time from OE assertion in cycles */
> + u8 cyc_wpl; /* write deassertion time in cycles */
> + u32 cyc_iaa; /* initial access time in cycles */
> +
> + /* extra delays */
> + bool ce_xdelay;
> + bool avd_xdelay;
> + bool oe_xdelay;
> + bool we_xdelay;
> +};
> +
> +struct gpmc_settings {
> + bool burst_wrap; /* enables wrap bursting */
> + bool burst_read; /* enables read page/burst mode */
> + bool burst_write; /* enables write page/burst mode */
> + bool device_nand; /* device is NAND */
> + bool sync_read; /* enables synchronous reads */
> + bool sync_write; /* enables synchronous writes */
> + bool wait_on_read; /* monitor wait on reads */
> + bool wait_on_write; /* monitor wait on writes */
> + u32 burst_len; /* page/burst length */
> + u32 device_width; /* device bus width (8 or 16 bit) */
> + u32 mux_add_data; /* multiplex address & data */
> + u32 wait_pin; /* wait-pin to be used */
> +};
> +
> +extern int gpmc_calc_timings(struct gpmc_timings *gpmc_t,
> + struct gpmc_settings *gpmc_s,
> + struct gpmc_device_timings *dev_t);
> +
> +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_ticks_to_ns(unsigned int ticks);
> +
> +extern void gpmc_cs_write_reg(int cs, int idx, u32 val);
> +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_program_settings(int cs, struct gpmc_settings *p);
> +extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base);
> +extern void gpmc_cs_free(int cs);
> +extern int gpmc_configure(int cmd, int wval);
> +extern void gpmc_read_settings_dt(struct device_node *np,
> + struct gpmc_settings *p);
> +
> +#endif
>
cheers,
-roger
--
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