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[ARM] 4755/1: [AT91] NAND update

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Map the complete memory region (SZ_256M) as is done on the other AT91
processors.

The SMC_SMARTMEDIA bit should be set in the EBI controller to enable
the hardware NAND logic.
  (Patch from Sascha Erlacher)

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Andrew Victor
2008-01-23 09:21:02 +01:00
committed by Russell King
parent bfbc32663d
commit 228235584f
4 changed files with 5 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/mach-at91/at91rm9200_devices.c
View File

@@ -376,7 +376,7 @@ static struct at91_nand_data nand_data;
static struct resource nand_resources[] = { static struct resource nand_resources[] = {
{ {
.start = NAND_BASE, .start = NAND_BASE,
.end = NAND_BASE + SZ_8M - 1, .end = NAND_BASE + SZ_256M - 1,
.flags = IORESOURCE_MEM, .flags = IORESOURCE_MEM,
} }
}; };

4
arch/arm/mach-at91/at91sam9260_devices.c
View File

@@ -290,7 +290,7 @@ static struct at91_nand_data nand_data;
static struct resource nand_resources[] = { static struct resource nand_resources[] = {
{ {
.start = NAND_BASE, .start = NAND_BASE,
.end = NAND_BASE + SZ_8M - 1, .end = NAND_BASE + SZ_256M - 1,
.flags = IORESOURCE_MEM, .flags = IORESOURCE_MEM,
} }
}; };
@@ -313,7 +313,7 @@ void __init at91_add_device_nand(struct at91_nand_data *data)
return; return;
csa = at91_sys_read(AT91_MATRIX_EBICSA); csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC); at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* set the bus interface characteristics */ /* set the bus interface characteristics */
at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)

2
arch/arm/mach-at91/at91sam9261_devices.c
View File

@@ -233,7 +233,7 @@ void __init at91_add_device_nand(struct at91_nand_data *data)
return; return;
csa = at91_sys_read(AT91_MATRIX_EBICSA); csa = at91_sys_read(AT91_MATRIX_EBICSA);
at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC); at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* set the bus interface characteristics */ /* set the bus interface characteristics */
at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)

2
arch/arm/mach-at91/at91sam9263_devices.c
View File

@@ -383,7 +383,7 @@ void __init at91_add_device_nand(struct at91_nand_data *data)
return; return;
csa = at91_sys_read(AT91_MATRIX_EBI0CSA); csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC); at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
/* set the bus interface characteristics */ /* set the bus interface characteristics */
at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0) at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(0) | AT91_SMC_NCS_WRSETUP_(0)