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authorLinus Walleij <linus.walleij@linaro.org>2013-01-05 22:28:32 +0100
committerLinus Walleij <linus.walleij@linaro.org>2013-01-28 23:24:36 +0100
commitba785205502f9a03d4ee31bdc3a1228ba5465f00 (patch)
treea532b81285c3004d8015f22cea7799bc1b82e3ef /arch/arm/mach-nomadik
parent27bda036d246ae417af348d7868f96d2da208ecc (diff)
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ARM: nomadik: add FSMC NAND
This adds the FSMC NAND driver and flash partitions to the Nomadik device tree. The only compatible string accepted by this driver is currently "st,spear600-fsmc-nand" which is inappropriate for this system, so this patch adds the compatible value "stericsson,fsmc-nand" as well. Cc: linux-mtd@vger.kernel.org Cc: David Woodhouse <dwmw2@infradead.org> Cc: Artem Bityutskiy <dedekind1@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/mach-nomadik')
-rw-r--r--arch/arm/mach-nomadik/cpu-8815.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c
index 8d071d2769b5..a3894ca45bb8 100644
--- a/arch/arm/mach-nomadik/cpu-8815.c
+++ b/arch/arm/mach-nomadik/cpu-8815.c
@@ -33,6 +33,7 @@
#include <linux/of_irq.h>
#include <linux/of_address.h>
#include <linux/of_platform.h>
+#include <linux/mtd/fsmc.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
@@ -249,6 +250,17 @@ static void __init cpu8815_timer_init_of(void)
nmdk_timer_init(base, irq);
}
+static struct fsmc_nand_timings cpu8815_nand_timings = {
+ .thiz = 0,
+ .thold = 0x10,
+ .twait = 0x0A,
+ .tset = 0,
+};
+
+static struct fsmc_nand_platform_data cpu8815_nand_data = {
+ .nand_timings = &cpu8815_nand_timings,
+};
+
/* These are mostly to get the right device names for the clock lookups */
static struct of_dev_auxdata cpu8815_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("arm,primecell", NOMADIK_UART0_BASE,
@@ -259,6 +271,9 @@ static struct of_dev_auxdata cpu8815_auxdata_lookup[] __initdata = {
"rng", NULL),
OF_DEV_AUXDATA("arm,primecell", NOMADIK_RTC_BASE,
"rtc-pl031", NULL),
+ OF_DEV_AUXDATA("stericsson,fsmc-nand", NOMADIK_FSMC_BASE,
+ "fsmc-nand", &cpu8815_nand_data),
+
{ /* sentinel */ },
};