From: Viresh KUMAR <viresh.kumar-qxv4g6HH51o@public.gmane.org>
To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org,
dbrownell-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-input-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dmitry
Cc: Vipin Kumar <vipin.kumar-qxv4g6HH51o@public.gmane.org>,
shiraz.hashim-qxv4g6HH51o@public.gmane.org,
deepak.sikri-qxv4g6HH51o@public.gmane.org,
armando.visconti-qxv4g6HH51o@public.gmane.org,
vipulkumar.samar-qxv4g6HH51o@public.gmane.org,
rajeev-dlh.kumar-qxv4g6HH51o@public.gmane.org,
pratyush.anand-qxv4g6HH51o@public.gmane.org,
bhupesh.sharma-qxv4g6HH51o@public.gmane.org,
Viresh Kumar <viresh.kumar-qxv4g6HH51o@public.gmane.org>
Subject: [PATCH V2 28/69] ST SPEAr: Adding machine support for nand
Date: Fri, 1 Oct 2010 17:25:48 +0530 [thread overview]
Message-ID: <1076320a0194c19ef0b4beefdf3c43a44e200439.1285933331.git.viresh.kumar@st.com> (raw)
In-Reply-To: <cover.1285933331.git.viresh.kumar-qxv4g6HH51o@public.gmane.org>
In-Reply-To: <cover.1285933331.git.viresh.kumar-qxv4g6HH51o@public.gmane.org>
From: Vipin Kumar <vipin.kumar-qxv4g6HH51o@public.gmane.org>
Signed-off-by: Vipin Kumar <vipin.kumar-qxv4g6HH51o@public.gmane.org>
Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar-qxv4g6HH51o@public.gmane.org>
Signed-off-by: Shiraz Hashim <shiraz.hashim-qxv4g6HH51o@public.gmane.org>
Signed-off-by: Viresh Kumar <viresh.kumar-qxv4g6HH51o@public.gmane.org>
---
arch/arm/mach-spear13xx/include/mach/generic.h | 2 +
arch/arm/mach-spear13xx/include/mach/misc_regs.h | 10 ++
arch/arm/mach-spear13xx/spear1300_evb.c | 9 ++
arch/arm/mach-spear13xx/spear13xx.c | 58 +++++++++++++
arch/arm/mach-spear3xx/include/mach/generic.h | 15 ++--
arch/arm/mach-spear3xx/include/mach/spear320.h | 3 +
arch/arm/mach-spear3xx/spear300.c | 98 ++++++++++++++++++++++
arch/arm/mach-spear3xx/spear300_evb.c | 8 ++
arch/arm/mach-spear3xx/spear310.c | 26 ++++++
arch/arm/mach-spear3xx/spear310_evb.c | 8 ++
arch/arm/mach-spear3xx/spear320.c | 26 ++++++
arch/arm/mach-spear3xx/spear320_evb.c | 8 ++
arch/arm/mach-spear6xx/include/mach/generic.h | 1 +
arch/arm/mach-spear6xx/spear600_evb.c | 8 ++
arch/arm/mach-spear6xx/spear6xx.c | 26 ++++++
arch/arm/plat-spear/include/plat/fsmc.h | 36 ++++++++
16 files changed, 336 insertions(+), 6 deletions(-)
create mode 100644 arch/arm/plat-spear/include/plat/fsmc.h
diff --git a/arch/arm/mach-spear13xx/include/mach/generic.h b/arch/arm/mach-spear13xx/include/mach/generic.h
index 960ff06..745dd99 100644
--- a/arch/arm/mach-spear13xx/include/mach/generic.h
+++ b/arch/arm/mach-spear13xx/include/mach/generic.h
@@ -35,6 +35,7 @@ extern struct platform_device spear13xx_ehci0_device;
extern struct platform_device spear13xx_ehci1_device;
extern struct platform_device spear13xx_i2c_device;
extern struct platform_device spear13xx_kbd_device;
+extern struct platform_device spear13xx_nand_device;
extern struct platform_device spear13xx_ohci0_device;
extern struct platform_device spear13xx_ohci1_device;
extern struct platform_device spear13xx_rtc_device;
@@ -51,6 +52,7 @@ void __init spear1300_init(void);
void __init spear13xx_map_io(void);
void __init spear13xx_init_irq(void);
void __init spear13xx_init(void);
+void __init nand_mach_init(u32 busw);
void spear13xx_secondary_startup(void);
#endif /* __MACH_GENERIC_H */
diff --git a/arch/arm/mach-spear13xx/include/mach/misc_regs.h b/arch/arm/mach-spear13xx/include/mach/misc_regs.h
index a8a1119..e6823db 100644
--- a/arch/arm/mach-spear13xx/include/mach/misc_regs.h
+++ b/arch/arm/mach-spear13xx/include/mach/misc_regs.h
@@ -210,6 +210,16 @@
#define CF_MMC_ACTIVE 0x2
#define XD_MMC_ACTIVE 0x3
#define FSMC_CFG ((unsigned int *)(MISC_BASE + 0x330))
+ /* FSMC_CFG register masks */
+ #define FSMC_MEMSEL_MASK 0x3
+ #define FSMC_MEMSEL_SHIFT 0
+ #define FSMC_MEM_NOR 0
+ #define FSMC_MEM_NAND 1
+ #define FSMC_MEM_SRAM 2
+ #define NAND_BANK_MASK 0x3
+ #define NAND_BANK_SHIFT 2
+ #define NAND_DEV_WIDTH16 4
+
#define MPMC_CTR_STS ((unsigned int *)(MISC_BASE + 0x334))
/* Inter-Processor Communication Registers */
diff --git a/arch/arm/mach-spear13xx/spear1300_evb.c b/arch/arm/mach-spear13xx/spear1300_evb.c
index 1e637fa..56a4294 100644
--- a/arch/arm/mach-spear13xx/spear1300_evb.c
+++ b/arch/arm/mach-spear13xx/spear1300_evb.c
@@ -12,11 +12,14 @@
*/
#include <linux/types.h>
+#include <linux/mtd/nand.h>
+#include <mtd/fsmc.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
#include <plat/keyboard.h>
+#include <plat/fsmc.h>
#include <plat/smi.h>
static struct amba_device *amba_devs[] __initdata = {
@@ -30,6 +33,7 @@ static struct platform_device *plat_devs[] __initdata = {
&spear13xx_ehci1_device,
&spear13xx_i2c_device,
&spear13xx_kbd_device,
+ &spear13xx_nand_device,
&spear13xx_ohci0_device,
&spear13xx_ohci1_device,
&spear13xx_rtc_device,
@@ -52,6 +56,11 @@ static void __init spear1300_evb_init(void)
/* set keyboard plat data */
kbd_set_plat_data(&spear13xx_kbd_device, &kbd_data);
+ /* set nand device's plat data */
+ fsmc_nand_set_plat_data(&spear13xx_nand_device, NULL, 0,
+ NAND_SKIP_BBTSCAN, FSMC_NAND_BW8);
+ nand_mach_init(FSMC_NAND_BW8);
+
/* call spear1300 machine init function */
spear1300_init();
diff --git a/arch/arm/mach-spear13xx/spear13xx.c b/arch/arm/mach-spear13xx/spear13xx.c
index f7d30a9..55d654f 100644
--- a/arch/arm/mach-spear13xx/spear13xx.c
+++ b/arch/arm/mach-spear13xx/spear13xx.c
@@ -15,6 +15,7 @@
#include <linux/amba/pl061.h>
#include <linux/ptrace.h>
#include <linux/io.h>
+#include <mtd/fsmc.h>
#include <asm/hardware/gic.h>
#include <asm/irq.h>
#include <asm/localtimer.h>
@@ -23,6 +24,7 @@
#include <mach/irqs.h>
#include <mach/generic.h>
#include <mach/hardware.h>
+#include <mach/misc_regs.h>
/* Add spear13xx machines common devices here */
/* gpio device registeration */
@@ -97,6 +99,62 @@ struct platform_device spear13xx_i2c_device = {
.resource = i2c_resources,
};
+/* nand device registeration */
+void __init nand_mach_init(u32 busw)
+{
+ u32 fsmc_cfg = readl(FSMC_CFG);
+ fsmc_cfg &= ~(FSMC_MEMSEL_MASK << FSMC_MEMSEL_SHIFT);
+ fsmc_cfg |= (FSMC_MEM_NAND << FSMC_MEMSEL_SHIFT);
+
+ if (busw == FSMC_NAND_BW16)
+ fsmc_cfg |= 1 << NAND_DEV_WIDTH16;
+ else
+ fsmc_cfg &= ~(1 << NAND_DEV_WIDTH16);
+
+ writel(fsmc_cfg, FSMC_CFG);
+}
+
+static void nand_select_bank(u32 bank, u32 busw)
+{
+ u32 fsmc_cfg = readl(FSMC_CFG);
+
+ fsmc_cfg &= ~(NAND_BANK_MASK << NAND_BANK_SHIFT);
+ fsmc_cfg |= (bank << NAND_BANK_SHIFT);
+
+ if (busw)
+ fsmc_cfg |= 1 << NAND_DEV_WIDTH16;
+ else
+ fsmc_cfg &= ~(1 << NAND_DEV_WIDTH16);
+
+ writel(fsmc_cfg, FSMC_CFG);
+}
+
+static struct fsmc_nand_platform_data nand_platform_data = {
+ .select_bank = nand_select_bank,
+};
+
+static struct resource nand_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR13XX_FSMC_MEM_BASE,
+ .end = SPEAR13XX_FSMC_MEM_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR13XX_FSMC_BASE,
+ .end = SPEAR13XX_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device spear13xx_nand_device = {
+ .name = "nand",
+ .id = -1,
+ .resource = nand_resources,
+ .num_resources = ARRAY_SIZE(nand_resources),
+ .dev.platform_data = &nand_platform_data,
+};
+
/* usb host device registeration */
static struct resource ehci0_resources[] = {
[0] = {
diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h
index 91c0c09..6aac229 100644
--- a/arch/arm/mach-spear3xx/include/mach/generic.h
+++ b/arch/arm/mach-spear3xx/include/mach/generic.h
@@ -111,6 +111,10 @@ extern struct pmx_driver pmx_driver;
extern struct amba_device clcd_device;
extern struct amba_device gpio1_device;
extern struct platform_device kbd_device;
+extern struct platform_device nand0_device;
+extern struct platform_device nand1_device;
+extern struct platform_device nand2_device;
+extern struct platform_device nand3_device;
/* pad mux modes */
extern struct pmx_mode nand_mode;
@@ -148,12 +152,12 @@ void __init spear300_init(void);
/* Add misc structure declarations here */
extern struct clcd_board clcd_plat_data;
-#endif /* CONFIG_MACH_SPEAR300 */
/* spear310 declarations */
-#ifdef CONFIG_MACH_SPEAR310
+#elif defined(CONFIG_MACH_SPEAR310)
/* Add spear310 machine device structure declarations here */
extern struct platform_device plgpio_device;
+extern struct platform_device nand_device;
/* pad mux devices */
extern struct pmx_dev pmx_emi_cs_0_1_4_5;
@@ -168,13 +172,12 @@ extern struct pmx_dev pmx_tdm0;
/* Add spear310 machine function declarations here */
void __init spear310_init(void);
-#endif /* CONFIG_MACH_SPEAR310 */
-
/* spear320 declarations */
-#ifdef CONFIG_MACH_SPEAR320
+#elif defined(CONFIG_MACH_SPEAR320)
/* Add spear320 machine device structure declarations here */
extern struct amba_device clcd_device;
extern struct platform_device i2c1_device;
+extern struct platform_device nand_device;
extern struct platform_device plgpio_device;
extern struct platform_device pwm_device;
@@ -213,6 +216,6 @@ void __init spear320_init(void);
/* Add misc structure declarations here */
extern struct clcd_board clcd_plat_data;
-#endif /* CONFIG_MACH_SPEAR320 */
+#endif
#endif /* __MACH_GENERIC_H */
diff --git a/arch/arm/mach-spear3xx/include/mach/spear320.h b/arch/arm/mach-spear3xx/include/mach/spear320.h
index 53677e4..aa6727c 100644
--- a/arch/arm/mach-spear3xx/include/mach/spear320.h
+++ b/arch/arm/mach-spear3xx/include/mach/spear320.h
@@ -22,6 +22,9 @@
#define SPEAR320_FSMC_BASE 0x4C000000
#define SPEAR320_FSMC_SIZE 0x01000000
+#define SPEAR320_NAND_BASE 0x50000000
+#define SPEAR320_NAND_SIZE 0x04000000
+
#define SPEAR320_I2S_BASE 0x60000000
#define SPEAR320_I2S_SIZE 0x10000000
diff --git a/arch/arm/mach-spear3xx/spear300.c b/arch/arm/mach-spear3xx/spear300.c
index c80d4e1..c213614 100644
--- a/arch/arm/mach-spear3xx/spear300.c
+++ b/arch/arm/mach-spear3xx/spear300.c
@@ -14,6 +14,7 @@
#include <linux/types.h>
#include <linux/amba/pl061.h>
#include <linux/ptrace.h>
+#include <mtd/fsmc.h>
#include <asm/irq.h>
#include <mach/generic.h>
#include <mach/spear.h>
@@ -426,6 +427,103 @@ struct platform_device kbd_device = {
.resource = kbd_resources,
};
+/* nand device registeration */
+static struct fsmc_nand_platform_data nand0_platform_data;
+
+static struct resource nand0_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR300_NAND_0_BASE,
+ .end = SPEAR300_NAND_0_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR300_FSMC_BASE,
+ .end = SPEAR300_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand0_device = {
+ .name = "nand",
+ .id = 0,
+ .resource = nand0_resources,
+ .num_resources = ARRAY_SIZE(nand0_resources),
+ .dev.platform_data = &nand0_platform_data,
+};
+
+static struct fsmc_nand_platform_data nand1_platform_data;
+
+static struct resource nand1_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR300_NAND_1_BASE,
+ .end = SPEAR300_NAND_1_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR300_FSMC_BASE,
+ .end = SPEAR300_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand1_device = {
+ .name = "nand",
+ .id = 1,
+ .resource = nand1_resources,
+ .num_resources = ARRAY_SIZE(nand1_resources),
+ .dev.platform_data = &nand1_platform_data,
+};
+
+static struct fsmc_nand_platform_data nand2_platform_data;
+
+static struct resource nand2_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR300_NAND_2_BASE,
+ .end = SPEAR300_NAND_2_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR300_FSMC_BASE,
+ .end = SPEAR300_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand2_device = {
+ .name = "nand",
+ .id = 2,
+ .resource = nand2_resources,
+ .num_resources = ARRAY_SIZE(nand2_resources),
+ .dev.platform_data = &nand2_platform_data,
+};
+
+static struct fsmc_nand_platform_data nand3_platform_data;
+
+static struct resource nand3_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR300_NAND_3_BASE,
+ .end = SPEAR300_NAND_3_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR300_FSMC_BASE,
+ .end = SPEAR300_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand3_device = {
+ .name = "nand",
+ .id = 3,
+ .resource = nand3_resources,
+ .num_resources = ARRAY_SIZE(nand3_resources),
+ .dev.platform_data = &nand3_platform_data,
+};
+
/* spear3xx shared irq */
struct shirq_dev_config shirq_ras1_config[] = {
{
diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c
index 7bd8963..41ad013 100644
--- a/arch/arm/mach-spear3xx/spear300_evb.c
+++ b/arch/arm/mach-spear3xx/spear300_evb.c
@@ -11,10 +11,13 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/mtd/nand.h>
+#include <mtd/fsmc.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
+#include <plat/fsmc.h>
#include <plat/keyboard.h>
#include <plat/smi.h>
@@ -49,6 +52,7 @@ static struct platform_device *plat_devs[] __initdata = {
/* spear3xx specific devices */
&ehci_device,
&i2c_device,
+ &nand0_device,
&ohci0_device,
&ohci1_device,
&rtc_device,
@@ -79,6 +83,10 @@ static void __init spear300_evb_init(void)
/* set keyboard plat data */
kbd_set_plat_data(&kbd_device, &kbd_data);
+ /* set nand0 device's plat data */
+ fsmc_nand_set_plat_data(&nand0_device, NULL, 0, NAND_SKIP_BBTSCAN,
+ FSMC_NAND_BW8);
+
/* call spear300 machine init function */
spear300_init();
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index 88b55b5..1c84303 100644
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -12,6 +12,7 @@
*/
#include <linux/ptrace.h>
+#include <mtd/fsmc.h>
#include <asm/irq.h>
#include <mach/generic.h>
#include <mach/spear.h>
@@ -177,6 +178,31 @@ int spear300_o2p(int offset)
return offset + 2;
}
+/* nand device registeration */
+static struct fsmc_nand_platform_data nand_platform_data;
+
+static struct resource nand_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR310_NAND_BASE,
+ .end = SPEAR310_NAND_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR310_FSMC_BASE,
+ .end = SPEAR310_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand_device = {
+ .name = "nand",
+ .id = -1,
+ .resource = nand_resources,
+ .num_resources = ARRAY_SIZE(nand_resources),
+ .dev.platform_data = &nand_platform_data,
+};
+
static struct plgpio_platform_data plgpio_plat_data = {
.gpio_base = 8,
.irq_base = SPEAR_PLGPIO_INT_BASE,
diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c
index cd076c9..857afae 100644
--- a/arch/arm/mach-spear3xx/spear310_evb.c
+++ b/arch/arm/mach-spear3xx/spear310_evb.c
@@ -11,10 +11,13 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/mtd/nand.h>
+#include <mtd/fsmc.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
+#include <plat/fsmc.h>
#include <plat/smi.h>
/* padmux devices to enable */
@@ -54,6 +57,7 @@ static struct platform_device *plat_devs[] __initdata = {
/* spear3xx specific devices */
&ehci_device,
&i2c_device,
+ &nand_device,
&ohci0_device,
&ohci1_device,
&rtc_device,
@@ -72,6 +76,10 @@ static void __init spear310_evb_init(void)
pmx_driver.devs = pmx_devs;
pmx_driver.devs_count = ARRAY_SIZE(pmx_devs);
+ /* set nand device's plat data */
+ fsmc_nand_set_plat_data(&nand_device, NULL, 0, NAND_SKIP_BBTSCAN,
+ FSMC_NAND_BW8);
+
/* call spear310 machine init function */
spear310_init();
diff --git a/arch/arm/mach-spear3xx/spear320.c b/arch/arm/mach-spear3xx/spear320.c
index 75e7890..3def755 100644
--- a/arch/arm/mach-spear3xx/spear320.c
+++ b/arch/arm/mach-spear3xx/spear320.c
@@ -12,6 +12,7 @@
*/
#include <linux/ptrace.h>
+#include <mtd/fsmc.h>
#include <asm/irq.h>
#include <mach/generic.h>
#include <mach/spear.h>
@@ -431,6 +432,31 @@ struct platform_device i2c1_device = {
.resource = i2c1_resources,
};
+/* nand device registeration */
+static struct fsmc_nand_platform_data nand_platform_data;
+
+static struct resource nand_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR320_NAND_BASE,
+ .end = SPEAR320_NAND_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR320_FSMC_BASE,
+ .end = SPEAR320_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand_device = {
+ .name = "nand",
+ .id = -1,
+ .resource = nand_resources,
+ .num_resources = ARRAY_SIZE(nand_resources),
+ .dev.platform_data = &nand_platform_data,
+};
+
static struct resource plgpio_resources[] = {
{
.start = SPEAR320_SOC_CONFIG_BASE,
diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c
index 7f7b5dd..3a066bb 100644
--- a/arch/arm/mach-spear3xx/spear320_evb.c
+++ b/arch/arm/mach-spear3xx/spear320_evb.c
@@ -11,10 +11,13 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/mtd/nand.h>
+#include <mtd/fsmc.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
+#include <plat/fsmc.h>
#include <plat/smi.h>
/* padmux devices to enable */
@@ -52,6 +55,7 @@ static struct platform_device *plat_devs[] __initdata = {
/* spear3xx specific devices */
&ehci_device,
&i2c_device,
+ &nand_device,
&ohci0_device,
&ohci1_device,
&rtc_device,
@@ -72,6 +76,10 @@ static void __init spear320_evb_init(void)
pmx_driver.devs = pmx_devs;
pmx_driver.devs_count = ARRAY_SIZE(pmx_devs);
+ /* set nand device's plat data */
+ fsmc_nand_set_plat_data(&nand_device, NULL, 0, NAND_SKIP_BBTSCAN,
+ FSMC_NAND_BW8);
+
/* call spear320 machine init function */
spear320_init();
diff --git a/arch/arm/mach-spear6xx/include/mach/generic.h b/arch/arm/mach-spear6xx/include/mach/generic.h
index f885898..ff90419 100644
--- a/arch/arm/mach-spear6xx/include/mach/generic.h
+++ b/arch/arm/mach-spear6xx/include/mach/generic.h
@@ -36,6 +36,7 @@ extern struct amba_device wdt_device;
extern struct platform_device ehci0_device;
extern struct platform_device ehci1_device;
extern struct platform_device i2c_device;
+extern struct platform_device nand_device;
extern struct platform_device ohci0_device;
extern struct platform_device ohci1_device;
extern struct platform_device rtc_device;
diff --git a/arch/arm/mach-spear6xx/spear600_evb.c b/arch/arm/mach-spear6xx/spear600_evb.c
index 0eb5f50..f3b1fb4 100644
--- a/arch/arm/mach-spear6xx/spear600_evb.c
+++ b/arch/arm/mach-spear6xx/spear600_evb.c
@@ -11,10 +11,13 @@
* warranty of any kind, whether express or implied.
*/
+#include <linux/mtd/nand.h>
+#include <mtd/fsmc.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <mach/generic.h>
#include <mach/spear.h>
+#include <plat/fsmc.h>
#include <plat/smi.h>
static struct amba_device *amba_devs[] __initdata = {
@@ -33,6 +36,7 @@ static struct platform_device *plat_devs[] __initdata = {
&i2c_device,
&ohci0_device,
&ohci1_device,
+ &nand_device,
&rtc_device,
&smi_device,
};
@@ -41,6 +45,10 @@ static void __init spear600_evb_init(void)
{
unsigned int i;
+ /* set nand device's plat data */
+ fsmc_nand_set_plat_data(&nand_device, NULL, 0, NAND_SKIP_BBTSCAN,
+ FSMC_NAND_BW8);
+
/* call spear600 machine init function */
spear600_init();
diff --git a/arch/arm/mach-spear6xx/spear6xx.c b/arch/arm/mach-spear6xx/spear6xx.c
index 2eec8ac..cc4fd39 100644
--- a/arch/arm/mach-spear6xx/spear6xx.c
+++ b/arch/arm/mach-spear6xx/spear6xx.c
@@ -15,6 +15,7 @@
#include <linux/amba/pl061.h>
#include <linux/ptrace.h>
#include <linux/io.h>
+#include <mtd/fsmc.h>
#include <asm/hardware/vic.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
@@ -152,6 +153,31 @@ struct platform_device i2c_device = {
.resource = i2c_resources,
};
+/* nand device registeration */
+static struct fsmc_nand_platform_data nand_platform_data;
+
+static struct resource nand_resources[] = {
+ {
+ .name = "nand_data",
+ .start = SPEAR6XX_ICM1_NAND_BASE,
+ .end = SPEAR6XX_ICM1_NAND_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "fsmc_regs",
+ .start = SPEAR6XX_ICM1_FSMC_BASE,
+ .end = SPEAR6XX_ICM1_FSMC_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device nand_device = {
+ .name = "nand",
+ .id = -1,
+ .resource = nand_resources,
+ .num_resources = ARRAY_SIZE(nand_resources),
+ .dev.platform_data = &nand_platform_data,
+};
+
/* usb host device registeration */
static struct resource ehci0_resources[] = {
[0] = {
diff --git a/arch/arm/plat-spear/include/plat/fsmc.h b/arch/arm/plat-spear/include/plat/fsmc.h
new file mode 100644
index 0000000..bb161fb
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/fsmc.h
@@ -0,0 +1,36 @@
+/*
+ * arch/arm/plat-spear/include/plat/fsmc.h
+ *
+ * FSMC definitions for SPEAr platform
+ *
+ * Copyright (C) 2010 ST Microelectronics
+ * Vipin Kumar <vipin.kumar-qxv4g6HH51o@public.gmane.org>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PLAT_FSMC_H
+#define __PLAT_FSMC_H
+
+#include <mtd/fsmc.h>
+
+/* This function is used to set platform data field of pdev->dev */
+static inline void fsmc_nand_set_plat_data(struct platform_device *pdev,
+ struct mtd_partition *partitions, unsigned int nr_partitions,
+ unsigned int options, unsigned int width)
+{
+ struct fsmc_nand_platform_data *plat_data;
+ plat_data = dev_get_platdata(&pdev->dev);
+
+ if (partitions) {
+ plat_data->partitions = partitions;
+ plat_data->nr_partitions = nr_partitions;
+ }
+
+ plat_data->options = options;
+ plat_data->width = width;
+}
+
+#endif /* __PLAT_FSMC_H */
--
1.7.2.2
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next prev parent reply other threads:[~2010-10-01 11:55 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1285933331.git.viresh.kumar@st.com>
2010-10-01 11:55 ` [PATCH V2 21/69] Keyboard: Adding support for spear-keyboard Viresh KUMAR
2010-10-05 15:47 ` Dmitry Torokhov
[not found] ` <20101005154737.GA19730-WlK9ik9hQGAhIp7JRqBPierSzoNAToWh@public.gmane.org>
2010-10-06 3:58 ` viresh kumar
[not found] ` <4CABF3E0.8010909-qxv4g6HH51o@public.gmane.org>
2010-10-06 6:16 ` Dmitry Torokhov
2010-10-06 7:11 ` viresh kumar
2010-11-10 6:44 ` viresh kumar
2010-10-01 11:55 ` [PATCH V2 22/69] ST SPEAr: Adding machine support for keyboard Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 25/69] ST SPEAr: Add smi driver for serial NOR flash Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 26/69] ST SPEAr: Adding support for serial nor flash in all spear platforms Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 27/69] ST SPEAr: Adding Watchdog support Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 42/69] SPEAr Power Management: Added the support for Standby mode Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 44/69] SPEAr CPU freq: Adding support for CPU Freq framework Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 45/69] ST SPEAr: PCIE gadget suppport Viresh KUMAR
2010-10-19 21:47 ` Andrew Morton
2010-10-21 14:18 ` Pratyush ANAND
2010-10-21 17:25 ` Andrew Morton
2010-10-01 11:56 ` [PATCH V2 46/69] ST SPEAr13xx: Adding machine support for pci gadget Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 47/69] ST SPEAr13xx: Adding CPU hotplug support added for SMP platforms Viresh KUMAR
[not found] ` <cover.1285933331.git.viresh.kumar-qxv4g6HH51o@public.gmane.org>
2010-10-01 11:55 ` [PATCH V2 23/69] ST SPEAr: Added ARM PL061 GPIO Support on SPEAr13xx and modified resource size Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 24/69] ST SPEAr: Adding support for ST's PWM IP Viresh KUMAR
2010-10-01 11:55 ` Viresh KUMAR [this message]
2010-10-01 11:55 ` [PATCH V2 29/69] Newly erased page read workaround Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 30/69] ST SPEAr: Added PCIE host controller base driver support Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 31/69] ST SPEAr: Adding support for SSP PL022 Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 32/69] ST SPEAr: Adding support for SDHCI (SDIO) Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 33/69] ST SPEAr: Changing resource size of amba devices to SZ_4K Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 34/69] ST SPEAr: Replacing SIZE macro's with actual required size Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 35/69] SPEAr: defines base addresses as ulong Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 36/69] ST SPEAr: Adding miscellaneous devices Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 37/69] ST SPEAr 13xx : Adding support for SPEAr1310 Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 38/69] ST SPEAr: Adding support for DDR in clock framework Viresh KUMAR
2010-10-01 11:55 ` [PATCH V2 39/69] ST SPEAr : EMI (Extrenal Memory Interface) controller driver Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 40/69] ST SPEAr : FSMC (Flexible Static Memory Controller) NOR interface driver Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 41/69] SPEAr Clock Framework: Adding support for PLL frequency change Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 43/69] GIC: Added dummy handlers for Power Management Suspend Resume Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 48/69] ST SPEAr: replace readl, writel with __raw_readl, __raw_writel in uncompress.h Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 49/69] ST SPEAr13xx: add L2 cache support Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 51/69] SPEAr: Adding and Updating Clock definitions Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 54/69] SPEAr : Updating pad multiplexing support Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 67/69] ST SPEAr: Adding devices & clocks Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 69/69] ST SPEAr: Updating defconfigs Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 50/69] ST SPEAr13xx: Modified static mappings Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 52/69] SPEAr : Pad multiplexing handling modified Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 53/69] SPEAr13xx : Fixed part devices in SPEAr13xx addded to the generic implementation Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 55/69] ST SPEAr3xx: Passing pmx devices address from machine *.c files Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 56/69] ST SPEAr Clock Framework: Updating for single image solution Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 57/69] SPEAr3xx: Make local structures static Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 58/69] SPEAR3xx: Rename register/irq defines to remove naming conflicts Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 59/69] SPEAr3xx: Rework pmx_dev code to remove conflicts Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 60/69] SPEAr3xx: Rework KConfig to allow all boards to be compiled in Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 61/69] SPEAr3xx: Replace defconfigs with single unified defconfig Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 62/69] ST SPEAr: Appending spear3** with global structures Viresh KUMAR
2010-10-01 16:21 ` viresh kumar
[not found] ` <AANLkTi=xNoG2T1Q2JqB7TH+O7AjW++UnSt1Q85VgPbzp-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-10-04 6:01 ` viresh kumar
2010-10-01 11:56 ` [PATCH V2 63/69] ST SPEAr3xx: Updating plgpio and emi source to make it compliant with single image strategy Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 64/69] SPEAr6xx: Rework Kconfig for single image solution Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 65/69] ST SPEAR6xx: renaming spear600_defconfig as spear6xx_defconfig Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 66/69] ST SPEAr13xx: Pass default padmux settings as parameter to spear13**_init routine Viresh KUMAR
2010-10-01 11:56 ` [PATCH V2 68/69] ST SPEAr: Adding information in Documentation/ and MAINTAINERS Viresh KUMAR
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