[PATCH v5 07/11] ARM: at91: select ATMEL_EBI when compiling a kernel for at91sam9 or sama5d3
Boris Brezillon
boris.brezillon at free-electrons.com
Wed Dec 3 12:44:11 PST 2014
at91sam9* and sama5d* SoCs have an EBI (External Bus Interface).
Select the ATMEL_EBI driver when support for these SoCs is selected.
Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
---
.../bindings/memory-controllers/atmel-ebi.txt | 18 +++++++++---------
arch/arm/mach-at91/Kconfig | 2 ++
2 files changed, 11 insertions(+), 9 deletions(-)
diff --git a/Documentation/devicetree/bindings/memory-controllers/atmel-ebi.txt b/Documentation/devicetree/bindings/memory-controllers/atmel-ebi.txt
index 3749ea1..68af1ad 100644
--- a/Documentation/devicetree/bindings/memory-controllers/atmel-ebi.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/atmel-ebi.txt
@@ -16,6 +16,7 @@ Required properties:
"atmel,at91sam9261-ebi"
"atmel,at91sam9263-ebi0"
"atmel,at91sam9263-ebi1"
+ "atmel,at91sam9rl-ebi"
"atmel,at91sam9g45-ebi"
"atmel,at91sam9x5-ebi"
"atmel,sama5d3-ebi"
@@ -51,15 +52,14 @@ Required child cs node properties:
memory layout.
Optional child cs node properties:
-- atmel,generic-dev boolean property specifying if the device is
- a generic device.
+- atmel,specialized-logic boolean property specifying if the device is
+ a connected to a specialized logic:
+ NAND, Compact Flash, SDR-SDRAM.
The following properties are only parsed if
- this property is present.
- Specialized devices are attached to specialized
- controllers which are responsible for
- configuring the bus appropriately.
- Here are some examples of specialized
- controllers: NAND, CompactFlash, SDR-SDRAM.
+ this property is absent.
+ If this property is set, specialized controller
+ drivers are responsible for configuring the bus
+ appropriately.
- atmel,bus-width: width of the asynchronous device's data bus
8, 16 or 32.
@@ -99,7 +99,7 @@ present 0 is assumed):
- atmel,tdf-optimized data float optimized mode. If present the data
float time is optimized depending on the next
device being accessed (next device setup
- time is substracted to the current devive data
+ time is subtracted to the current device data
float time).
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 0e6d548..78b1412 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -49,6 +49,7 @@ config SOC_AT91SAM9
select GENERIC_CLOCKEVENTS
select MEMORY if USE_OF
select ATMEL_SDRAMC if USE_OF
+ select ATMEL_EBI
config SOC_SAMA5
bool
@@ -58,6 +59,7 @@ config SOC_SAMA5
select USE_OF
select MEMORY
select ATMEL_SDRAMC
+ select ATMEL_EBI
menu "Atmel AT91 System-on-Chip"
--
1.9.1
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