[ARM] pxa: add pxa3xx NAND device and clock sources

A pxa3xx_set_nand_info() is also introduced to set the PXA3xx NAND
driver specific platform_data structure pointer.

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Cc: Sergey Podstavin <spodstavin@ru.mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

4 files changed, 61 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index abc161dd083a..84489dc51d81 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -16,6 +16,7 @@
 #include <asm/arch/pxa2xx_spi.h>
 #include <asm/arch/camera.h>
 #include <asm/arch/audio.h>
+#include <asm/arch/pxa3xx_nand.h>
 
 #include "devices.h"
 #include "generic.h"
@@ -831,6 +832,48 @@ void __init pxa3xx_set_mci3_info(struct pxamci_platform_data *info)
         pxa_register_device(&pxa3xx_device_mci3, info);
 }
 
+static struct resource pxa3xx_resources_nand[] = {
+        [0] = {
+                .start  = 0x43100000,
+                .end    = 0x43100053,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = IRQ_NAND,
+                .end    = IRQ_NAND,
+                .flags  = IORESOURCE_IRQ,
+        },
+        [2] = {
+                /* DRCMR for Data DMA */
+                .start  = 97,
+                .end    = 97,
+                .flags  = IORESOURCE_DMA,
+        },
+        [3] = {
+                /* DRCMR for Command DMA */
+                .start  = 99,
+                .end    = 99,
+                .flags  = IORESOURCE_DMA,
+        },
+};
+
+static u64 pxa3xx_nand_dma_mask = DMA_BIT_MASK(32);
+
+struct platform_device pxa3xx_device_nand = {
+        .name           = "pxa3xx-nand",
+        .id             = -1,
+        .dev            = {
+                .dma_mask = &pxa3xx_nand_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(pxa3xx_resources_nand),
+        .resource       = pxa3xx_resources_nand,
+};
+
+void __init pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info)
+{
+        pxa_register_device(&pxa3xx_device_nand, info);
+}
 #endif /* CONFIG_PXA3xx */
 
 /* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index b852eb18daa5..887c738f5911 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -31,4 +31,6 @@ extern struct platform_device pxa25x_device_pwm1;
 extern struct platform_device pxa27x_device_pwm0;
 extern struct platform_device pxa27x_device_pwm1;
 
+extern struct platform_device pxa3xx_device_nand;
+
 void __init pxa_register_device(struct platform_device *dev, void *data);
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index a0db6fa7c323..da92e9733886 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -85,6 +85,10 @@ static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
         MFP_ADDR_END,
 };
 
+static struct clk common_clks[] = {
+        PXA3xx_CKEN("NANDCLK", NAND, 156000000, 0, &pxa3xx_device_nand.dev),
+};
+
 static struct clk pxa310_clks[] = {
         PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
 };
@@ -94,6 +98,7 @@ static int __init pxa300_init(void)
         if (cpu_is_pxa300() || cpu_is_pxa310()) {
                 pxa3xx_init_mfp();
                 pxa3xx_mfp_init_addr(pxa300_mfp_addr_map);
+                clks_register(ARRAY_AND_SIZE(common_clks));
         }
 
         if (cpu_is_pxa310()) {
diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c
index 44ef0b95db00..c557c23a1efe 100644
--- a/arch/arm/mach-pxa/pxa320.c
+++ b/arch/arm/mach-pxa/pxa320.c
@@ -15,11 +15,17 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/platform_device.h>
 
 #include <asm/hardware.h>
 #include <asm/arch/mfp.h>
+#include <asm/arch/pxa3xx-regs.h>
 #include <asm/arch/mfp-pxa320.h>
 
+#include "generic.h"
+#include "devices.h"
+#include "clock.h"
+
 static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
 
         MFP_ADDR_X(GPIO0,  GPIO4,   0x0124),
@@ -74,11 +80,16 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
         MFP_ADDR_END,
 };
 
+static struct clk pxa320_clks[] = {
+        PXA3xx_CKEN("NANDCLK", NAND, 104000000, 0, &pxa3xx_device_nand.dev),
+};
+
 static int __init pxa320_init(void)
 {
         if (cpu_is_pxa320()) {
                 pxa3xx_init_mfp();
                 pxa3xx_mfp_init_addr(pxa320_mfp_addr_map);
+                clks_register(ARRAY_AND_SIZE(pxa320_clks));
         }
 
         return 0;