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ARM: at91: make smc register base soc independent

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now sam9_smc_configure will take as first parameter is the SMC id

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD 2011-10-14 01:37:09 +08:00
parent 4ab0c5998d
commit faee0cc33c
33 changed files with 92 additions and 62 deletions
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2
arch/arm/mach-at91/at91cap9.c
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@ -28,6 +28,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
/* --------------------------------------------------------------------
* Clocks
@ -336,6 +337,7 @@ static void __init at91cap9_map_io(void)
static void __init at91cap9_ioremap_registers(void)
{
at91sam926x_ioremap_pit(AT91CAP9_BASE_PIT);
at91sam9_ioremap_smc(0, AT91CAP9_BASE_SMC);
}
static void __init at91cap9_initialize(void)

1
arch/arm/mach-at91/at91rm9200.c
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@ -23,6 +23,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
static struct map_desc at91rm9200_io_desc[] __initdata = {
{

2
arch/arm/mach-at91/at91sam9260.c
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@ -26,6 +26,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
/* --------------------------------------------------------------------
* Clocks
@ -328,6 +329,7 @@ static void __init at91sam9260_map_io(void)
static void __init at91sam9260_ioremap_registers(void)
{
at91sam926x_ioremap_pit(AT91SAM9260_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9260_BASE_SMC);
}
static void __init at91sam9260_initialize(void)

2
arch/arm/mach-at91/at91sam9261.c
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@ -25,6 +25,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
/* --------------------------------------------------------------------
* Clocks
@ -288,6 +289,7 @@ static void __init at91sam9261_map_io(void)
static void __init at91sam9261_ioremap_registers(void)
{
at91sam926x_ioremap_pit(AT91SAM9261_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9261_BASE_SMC);
}
static void __init at91sam9261_initialize(void)

3
arch/arm/mach-at91/at91sam9263.c
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@ -24,6 +24,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
/* --------------------------------------------------------------------
* Clocks
@ -306,6 +307,8 @@ static void __init at91sam9263_map_io(void)
static void __init at91sam9263_ioremap_registers(void)
{
at91sam926x_ioremap_pit(AT91SAM9263_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9263_BASE_SMC0);
at91sam9_ioremap_smc(1, AT91SAM9263_BASE_SMC1);
}
static void __init at91sam9263_initialize(void)

2
arch/arm/mach-at91/at91sam9g45.c
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@ -26,6 +26,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
/* --------------------------------------------------------------------
* Clocks
@ -341,6 +342,7 @@ static void __init at91sam9g45_map_io(void)
static void __init at91sam9g45_ioremap_registers(void)
{
at91sam926x_ioremap_pit(AT91SAM9G45_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9G45_BASE_SMC);
}
static void __init at91sam9g45_initialize(void)

2
arch/arm/mach-at91/at91sam9rl.c
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@ -25,6 +25,7 @@
#include "soc.h"
#include "generic.h"
#include "clock.h"
#include "sam9_smc.h"
/* --------------------------------------------------------------------
* Clocks
@ -293,6 +294,7 @@ static void __init at91sam9rl_map_io(void)
static void __init at91sam9rl_ioremap_registers(void)
{
at91sam926x_ioremap_pit(AT91SAM9RL_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9RL_BASE_SMC);
}
static void __init at91sam9rl_initialize(void)

2
arch/arm/mach-at91/board-cam60.c
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@ -163,7 +163,7 @@ static struct sam9_smc_config __initdata cam60_nand_smc_config = {
static void __init cam60_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &cam60_nand_smc_config);
sam9_smc_configure(0, 3, &cam60_nand_smc_config);
at91_add_device_nand(&cam60_nand_data);
}

4
arch/arm/mach-at91/board-cap9adk.c
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@ -212,7 +212,7 @@ static void __init cap9adk_add_device_nand(void)
cap9adk_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &cap9adk_nand_smc_config);
sam9_smc_configure(0, 3, &cap9adk_nand_smc_config);
at91_add_device_nand(&cap9adk_nand_data);
}
@ -282,7 +282,7 @@ static __init void cap9adk_add_device_nor(void)
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
/* configure chip-select 0 (NOR) */
sam9_smc_configure(0, &cap9adk_nor_smc_config);
sam9_smc_configure(0, 0, &cap9adk_nor_smc_config);
platform_device_register(&cap9adk_nor_flash);
}

4
arch/arm/mach-at91/board-cpu9krea.c
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@ -156,7 +156,7 @@ static struct sam9_smc_config __initdata cpu9krea_nand_smc_config = {
static void __init cpu9krea_add_device_nand(void)
{
sam9_smc_configure(3, &cpu9krea_nand_smc_config);
sam9_smc_configure(0, 3, &cpu9krea_nand_smc_config);
at91_add_device_nand(&cpu9krea_nand_data);
}
@ -238,7 +238,7 @@ static __init void cpu9krea_add_device_nor(void)
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_VDDIOMSEL_3_3V);
/* configure chip-select 0 (NOR) */
sam9_smc_configure(0, &cpu9krea_nor_smc_config);
sam9_smc_configure(0, 0, &cpu9krea_nor_smc_config);
platform_device_register(&cpu9krea_nor_flash);
}

2
arch/arm/mach-at91/board-dt.c
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@ -82,7 +82,7 @@ static void __init ek_add_device_nand(void)
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-neocore926.c
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@ -213,7 +213,7 @@ static struct sam9_smc_config __initdata neocore926_nand_smc_config = {
static void __init neocore926_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &neocore926_nand_smc_config);
sam9_smc_configure(0, 3, &neocore926_nand_smc_config);
at91_add_device_nand(&neocore926_nand_data);
}

4
arch/arm/mach-at91/board-pcontrol-g20.c
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@ -96,9 +96,9 @@ static struct sam9_smc_config __initdata pcontrol_smc_config[2] = { {
static void __init add_device_pcontrol(void)
{
/* configure chip-select 4 (IO compatible to 8051 X4 ) */
sam9_smc_configure(4, &pcontrol_smc_config[0]);
sam9_smc_configure(0, 4, &pcontrol_smc_config[0]);
/* configure chip-select 7 (FerroRAM 256KiBx16bit MR2A16A D4 ) */
sam9_smc_configure(7, &pcontrol_smc_config[1]);
sam9_smc_configure(0, 7, &pcontrol_smc_config[1]);
}

2
arch/arm/mach-at91/board-qil-a9260.c
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@ -161,7 +161,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
static void __init ek_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-sam9-l9260.c
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@ -162,7 +162,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
static void __init ek_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-sam9260ek.c
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@ -211,7 +211,7 @@ static void __init ek_add_device_nand(void)
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

4
arch/arm/mach-at91/board-sam9261ek.c
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@ -131,7 +131,7 @@ static struct sam9_smc_config __initdata dm9000_smc_config = {
static void __init ek_add_device_dm9000(void)
{
/* Configure chip-select 2 (DM9000) */
sam9_smc_configure(2, &dm9000_smc_config);
sam9_smc_configure(0, 2, &dm9000_smc_config);
/* Configure Reset signal as output */
at91_set_gpio_output(AT91_PIN_PC10, 0);
@ -217,7 +217,7 @@ static void __init ek_add_device_nand(void)
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-sam9263ek.c
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@ -218,7 +218,7 @@ static void __init ek_add_device_nand(void)
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-sam9g20ek.c
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@ -195,7 +195,7 @@ static void __init ek_add_device_nand(void)
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-sam9m10g45ek.c
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@ -175,7 +175,7 @@ static void __init ek_add_device_nand(void)
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-sam9rlek.c
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@ -119,7 +119,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
static void __init ek_add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &ek_nand_smc_config);
sam9_smc_configure(0, 3, &ek_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/board-snapper9260.c
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@ -149,7 +149,7 @@ static struct i2c_board_info __initdata snapper9260_i2c_devices[] = {
static void __init snapper9260_add_device_nand(void)
{
at91_set_A_periph(AT91_PIN_PC14, 0);
sam9_smc_configure(3, &snapper9260_nand_smc_config);
sam9_smc_configure(0, 3, &snapper9260_nand_smc_config);
at91_add_device_nand(&snapper9260_nand_data);
}

2
arch/arm/mach-at91/board-stamp9g20.c
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@ -108,7 +108,7 @@ static struct sam9_smc_config __initdata nand_smc_config = {
static void __init add_device_nand(void)
{
/* configure chip-select 3 (NAND) */
sam9_smc_configure(3, &nand_smc_config);
sam9_smc_configure(0, 3, &nand_smc_config);
at91_add_device_nand(&nand_data);
}

4
arch/arm/mach-at91/board-usb-a926x.c
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@ -245,9 +245,9 @@ static void __init ek_add_device_nand(void)
/* configure chip-select 3 (NAND) */
if (machine_is_usb_a9g20())
sam9_smc_configure(3, &usb_a9g20_nand_smc_config);
sam9_smc_configure(0, 3, &usb_a9g20_nand_smc_config);
else
sam9_smc_configure(3, &usb_a9260_nand_smc_config);
sam9_smc_configure(0, 3, &usb_a9260_nand_smc_config);
at91_add_device_nand(&ek_nand_data);
}

2
arch/arm/mach-at91/include/mach/at91cap9.h
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@ -81,7 +81,6 @@
*/
#define AT91_BCRAMC (0xffffe400 - AT91_BASE_SYS)
#define AT91_DDRSDRC0 (0xffffe600 - AT91_BASE_SYS)
#define AT91_SMC (0xffffe800 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffea00 - AT91_BASE_SYS)
#define AT91_CCFG (0xffffeb10 - AT91_BASE_SYS)
#define AT91_DBGU (0xffffee00 - AT91_BASE_SYS)
@ -96,6 +95,7 @@
#define AT91CAP9_BASE_ECC 0xffffe200
#define AT91CAP9_BASE_DMA 0xffffec00
#define AT91CAP9_BASE_SMC 0xffffe800
#define AT91CAP9_BASE_PIOA 0xfffff200
#define AT91CAP9_BASE_PIOB 0xfffff400
#define AT91CAP9_BASE_PIOC 0xfffff600

2
arch/arm/mach-at91/include/mach/at91sam9260.h
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@ -81,7 +81,6 @@
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_SDRAMC0 (0xffffea00 - AT91_BASE_SYS)
#define AT91_SMC (0xffffec00 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
#define AT91_CCFG (0xffffef10 - AT91_BASE_SYS)
#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
@ -93,6 +92,7 @@
#define AT91_GPBR (0xfffffd50 - AT91_BASE_SYS)
#define AT91SAM9260_BASE_ECC 0xffffe800
#define AT91SAM9260_BASE_SMC 0xffffec00
#define AT91SAM9260_BASE_PIOA 0xfffff400
#define AT91SAM9260_BASE_PIOB 0xfffff600
#define AT91SAM9260_BASE_PIOC 0xfffff800

2
arch/arm/mach-at91/include/mach/at91sam9261.h
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@ -66,7 +66,6 @@
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_SDRAMC0 (0xffffea00 - AT91_BASE_SYS)
#define AT91_SMC (0xffffec00 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
#define AT91_DBGU (0xfffff200 - AT91_BASE_SYS)
@ -76,6 +75,7 @@
#define AT91_WDT (0xfffffd40 - AT91_BASE_SYS)
#define AT91_GPBR (0xfffffd50 - AT91_BASE_SYS)
#define AT91SAM9261_BASE_SMC 0xffffec00
#define AT91SAM9261_BASE_PIOA 0xfffff400
#define AT91SAM9261_BASE_PIOB 0xfffff600
#define AT91SAM9261_BASE_PIOC 0xfffff800

4
arch/arm/mach-at91/include/mach/at91sam9263.h
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@ -75,9 +75,7 @@
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_SDRAMC0 (0xffffe200 - AT91_BASE_SYS)
#define AT91_SMC0 (0xffffe400 - AT91_BASE_SYS)
#define AT91_SDRAMC1 (0xffffe800 - AT91_BASE_SYS)
#define AT91_SMC1 (0xffffea00 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffec00 - AT91_BASE_SYS)
#define AT91_CCFG (0xffffed10 - AT91_BASE_SYS)
#define AT91_DBGU (0xffffee00 - AT91_BASE_SYS)
@ -89,7 +87,9 @@
#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
#define AT91SAM9263_BASE_ECC0 0xffffe000
#define AT91SAM9263_BASE_SMC0 0xffffe400
#define AT91SAM9263_BASE_ECC1 0xffffe600
#define AT91SAM9263_BASE_SMC1 0xffffea00
#define AT91SAM9263_BASE_PIOA 0xfffff200
#define AT91SAM9263_BASE_PIOB 0xfffff400
#define AT91SAM9263_BASE_PIOC 0xfffff600

17
arch/arm/mach-at91/include/mach/at91sam9_smc.h
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@ -16,7 +16,9 @@
#ifndef AT91SAM9_SMC_H
#define AT91SAM9_SMC_H
#define AT91_SMC_SETUP(n) (AT91_SMC + 0x00 + ((n)*0x10)) /* Setup Register for CS n */
#include <mach/cpu.h>
#define AT91_SMC_SETUP 0x00 /* Setup Register for CS n */
#define AT91_SMC_NWESETUP (0x3f << 0) /* NWE Setup Length */
#define AT91_SMC_NWESETUP_(x) ((x) << 0)
#define AT91_SMC_NCS_WRSETUP (0x3f << 8) /* NCS Setup Length in Write Access */
@ -26,7 +28,7 @@
#define AT91_SMC_NCS_RDSETUP (0x3f << 24) /* NCS Setup Length in Read Access */
#define AT91_SMC_NCS_RDSETUP_(x) ((x) << 24)
#define AT91_SMC_PULSE(n) (AT91_SMC + 0x04 + ((n)*0x10)) /* Pulse Register for CS n */
#define AT91_SMC_PULSE 0x04 /* Pulse Register for CS n */
#define AT91_SMC_NWEPULSE (0x7f << 0) /* NWE Pulse Length */
#define AT91_SMC_NWEPULSE_(x) ((x) << 0)
#define AT91_SMC_NCS_WRPULSE (0x7f << 8) /* NCS Pulse Length in Write Access */
@ -36,13 +38,13 @@
#define AT91_SMC_NCS_RDPULSE (0x7f << 24) /* NCS Pulse Length in Read Access */
#define AT91_SMC_NCS_RDPULSE_(x)((x) << 24)
#define AT91_SMC_CYCLE(n) (AT91_SMC + 0x08 + ((n)*0x10)) /* Cycle Register for CS n */
#define AT91_SMC_CYCLE 0x08 /* Cycle Register for CS n */
#define AT91_SMC_NWECYCLE (0x1ff << 0 ) /* Total Write Cycle Length */
#define AT91_SMC_NWECYCLE_(x) ((x) << 0)
#define AT91_SMC_NRDCYCLE (0x1ff << 16) /* Total Read Cycle Length */
#define AT91_SMC_NRDCYCLE_(x) ((x) << 16)
#define AT91_SMC_MODE(n) (AT91_SMC + 0x0c + ((n)*0x10)) /* Mode Register for CS n */
#define AT91_SMC_MODE 0x0c /* Mode Register for CS n */
#define AT91_SMC_READMODE (1 << 0) /* Read Mode */
#define AT91_SMC_WRITEMODE (1 << 1) /* Write Mode */
#define AT91_SMC_EXNWMODE (3 << 4) /* NWAIT Mode */
@ -66,11 +68,4 @@
#define AT91_SMC_PS_16 (2 << 28)
#define AT91_SMC_PS_32 (3 << 28)
#if defined(AT91_SMC1) /* The AT91SAM9263 has 2 Static Memory contollers */
#define AT91_SMC1_SETUP(n) (AT91_SMC1 + 0x00 + ((n)*0x10)) /* Setup Register for CS n */
#define AT91_SMC1_PULSE(n) (AT91_SMC1 + 0x04 + ((n)*0x10)) /* Pulse Register for CS n */
#define AT91_SMC1_CYCLE(n) (AT91_SMC1 + 0x08 + ((n)*0x10)) /* Cycle Register for CS n */
#define AT91_SMC1_MODE(n) (AT91_SMC1 + 0x0c + ((n)*0x10)) /* Mode Register for CS n */
#endif
#endif

2
arch/arm/mach-at91/include/mach/at91sam9g45.h
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@ -88,7 +88,6 @@
*/
#define AT91_DDRSDRC1 (0xffffe400 - AT91_BASE_SYS)
#define AT91_DDRSDRC0 (0xffffe600 - AT91_BASE_SYS)
#define AT91_SMC (0xffffe800 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffea00 - AT91_BASE_SYS)
#define AT91_DBGU (0xffffee00 - AT91_BASE_SYS)
#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
@ -101,6 +100,7 @@
#define AT91SAM9G45_BASE_ECC 0xffffe200
#define AT91SAM9G45_BASE_DMA 0xffffec00
#define AT91SAM9G45_BASE_SMC 0xffffe800
#define AT91SAM9G45_BASE_PIOA 0xfffff200
#define AT91SAM9G45_BASE_PIOB 0xfffff400
#define AT91SAM9G45_BASE_PIOC 0xfffff600

2
arch/arm/mach-at91/include/mach/at91sam9rl.h
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@ -70,7 +70,6 @@
* System Peripherals (offset from AT91_BASE_SYS)
*/
#define AT91_SDRAMC0 (0xffffea00 - AT91_BASE_SYS)
#define AT91_SMC (0xffffec00 - AT91_BASE_SYS)
#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
#define AT91_CCFG (0xffffef10 - AT91_BASE_SYS)
#define AT91_AIC (0xfffff000 - AT91_BASE_SYS)
@ -85,6 +84,7 @@
#define AT91SAM9RL_BASE_DMA 0xffffe600
#define AT91SAM9RL_BASE_ECC 0xffffe800
#define AT91SAM9RL_BASE_SMC 0xffffec00
#define AT91SAM9RL_BASE_PIOA 0xfffff400
#define AT91SAM9RL_BASE_PIOB 0xfffff600
#define AT91SAM9RL_BASE_PIOC 0xfffff800

62
arch/arm/mach-at91/sam9_smc.c
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@ -10,38 +10,58 @@
#include <linux/module.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <mach/at91sam9_smc.h>
#include "sam9_smc.h"
void __init sam9_smc_configure(int cs, struct sam9_smc_config* config)
#define AT91_SMC_CS(id, n) (smc_base_addr[id] + ((n) * 0x10))
static void __iomem *smc_base_addr[2];
static void __init sam9_smc_cs_configure(void __iomem *base, struct sam9_smc_config* config)
{
/* Setup register */
at91_sys_write(AT91_SMC_SETUP(cs),
AT91_SMC_NWESETUP_(config->nwe_setup)
| AT91_SMC_NCS_WRSETUP_(config->ncs_write_setup)
| AT91_SMC_NRDSETUP_(config->nrd_setup)
| AT91_SMC_NCS_RDSETUP_(config->ncs_read_setup)
);
__raw_writel(AT91_SMC_NWESETUP_(config->nwe_setup)
| AT91_SMC_NCS_WRSETUP_(config->ncs_write_setup)
| AT91_SMC_NRDSETUP_(config->nrd_setup)
| AT91_SMC_NCS_RDSETUP_(config->ncs_read_setup),
base + AT91_SMC_SETUP);
/* Pulse register */
at91_sys_write(AT91_SMC_PULSE(cs),
AT91_SMC_NWEPULSE_(config->nwe_pulse)
| AT91_SMC_NCS_WRPULSE_(config->ncs_write_pulse)
| AT91_SMC_NRDPULSE_(config->nrd_pulse)
| AT91_SMC_NCS_RDPULSE_(config->ncs_read_pulse)
);
__raw_writel(AT91_SMC_NWEPULSE_(config->nwe_pulse)
| AT91_SMC_NCS_WRPULSE_(config->ncs_write_pulse)
| AT91_SMC_NRDPULSE_(config->nrd_pulse)
| AT91_SMC_NCS_RDPULSE_(config->ncs_read_pulse),
base + AT91_SMC_PULSE);
/* Cycle register */
at91_sys_write(AT91_SMC_CYCLE(cs),
AT91_SMC_NWECYCLE_(config->write_cycle)
| AT91_SMC_NRDCYCLE_(config->read_cycle)
);
__raw_writel(AT91_SMC_NWECYCLE_(config->write_cycle)
| AT91_SMC_NRDCYCLE_(config->read_cycle),
base + AT91_SMC_CYCLE);
/* Mode register */
at91_sys_write(AT91_SMC_MODE(cs),
config->mode
| AT91_SMC_TDF_(config->tdf_cycles)
);
__raw_writel(config->mode
| AT91_SMC_TDF_(config->tdf_cycles),
base + AT91_SMC_MODE);
}
void __init sam9_smc_configure(int id, int cs, struct sam9_smc_config* config)
{
sam9_smc_cs_configure(AT91_SMC_CS(id, cs), config);
}
void __init at91sam9_ioremap_smc(int id, u32 addr)
{
if (id > 1) {
pr_warn("%s: id > 2\n", __func__);
return;
}
smc_base_addr[id] = ioremap(addr, 512);
if (!smc_base_addr[id])
pr_warn("Impossible to ioremap smc.%d 0x%x\n", id, addr);
}

3
arch/arm/mach-at91/sam9_smc.h
View File

@ -30,4 +30,5 @@ struct sam9_smc_config {
u8 tdf_cycles:4;
};
extern void __init sam9_smc_configure(int cs, struct sam9_smc_config* config);
extern void __init sam9_smc_configure(int id, int cs, struct sam9_smc_config* config);
extern void __init at91sam9_ioremap_smc(int id, u32 addr);