Merge commit 'upstream/master'

1 files changed, 66 insertions, 13 deletions

diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c
index 30c7cdab28d0..5f30b353a27f 100644
--- a/arch/avr32/mach-at32ap/at32ap700x.c
+++ b/arch/avr32/mach-at32ap/at32ap700x.c
@@ -7,6 +7,7 @@
  */
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/dw_dmac.h>
 #include <linux/fb.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
@@ -594,6 +595,17 @@ static void __init genclk_init_parent(struct clk *clk)
         clk->parent = parent;
 }
 
+static struct dw_dma_platform_data dw_dmac0_data = {
+        .nr_channels    = 3,
+};
+
+static struct resource dw_dmac0_resource[] = {
+        PBMEM(0xff200000),
+        IRQ(2),
+};
+DEFINE_DEV_DATA(dw_dmac, 0);
+DEV_CLK(hclk, dw_dmac0, hsb, 10);
+
 /* --------------------------------------------------------------------
  *  System peripherals
  * -------------------------------------------------------------------- */
@@ -708,17 +720,6 @@ static struct clk pico_clk = {
         .users          = 1,
 };
 
-static struct resource dmaca0_resource[] = {
-        {
-                .start  = 0xff200000,
-                .end    = 0xff20ffff,
-                .flags  = IORESOURCE_MEM,
-        },
-        IRQ(2),
-};
-DEFINE_DEV(dmaca, 0);
-DEV_CLK(hclk, dmaca0, hsb, 10);
-
 /* --------------------------------------------------------------------
  * HMATRIX
  * -------------------------------------------------------------------- */
@@ -831,7 +832,7 @@ void __init at32_add_system_devices(void)
         platform_device_register(&at32_eic0_device);
         platform_device_register(&smc0_device);
         platform_device_register(&pdc_device);
-        platform_device_register(&dmaca0_device);
+        platform_device_register(&dw_dmac0_device);
 
         platform_device_register(&at32_tcb0_device);
         platform_device_register(&at32_tcb1_device);
@@ -1869,6 +1870,58 @@ fail:
 #endif
 
 /* --------------------------------------------------------------------
+ * NAND Flash / SmartMedia
+ * -------------------------------------------------------------------- */
+static struct resource smc_cs3_resource[] __initdata = {
+        {
+                .start  = 0x0c000000,
+                .end    = 0x0fffffff,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .start  = 0xfff03c00,
+                .end    = 0xfff03fff,
+                .flags  = IORESOURCE_MEM,
+        },
+};
+
+struct platform_device *__init
+at32_add_device_nand(unsigned int id, struct atmel_nand_data *data)
+{
+        struct platform_device *pdev;
+
+        if (id != 0 || !data)
+                return NULL;
+
+        pdev = platform_device_alloc("atmel_nand", id);
+        if (!pdev)
+                goto fail;
+
+        if (platform_device_add_resources(pdev, smc_cs3_resource,
+                                ARRAY_SIZE(smc_cs3_resource)))
+                goto fail;
+
+        if (platform_device_add_data(pdev, data,
+                                sizeof(struct atmel_nand_data)))
+                goto fail;
+
+        set_ebi_sfr_bits(HMATRIX_BIT(CS3A));
+        if (data->enable_pin)
+                at32_select_gpio(data->enable_pin,
+                                AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH);
+        if (data->rdy_pin)
+                at32_select_gpio(data->rdy_pin, 0);
+        if (data->det_pin)
+                at32_select_gpio(data->det_pin, 0);
+
+        platform_device_add(pdev);
+        return pdev;
+
+fail:
+        platform_device_put(pdev);
+        return NULL;
+}
+
+/* --------------------------------------------------------------------
  * AC97C
  * -------------------------------------------------------------------- */
 static struct resource atmel_ac97c0_resource[] __initdata = {
@@ -2051,7 +2104,7 @@ struct clk *at32_clock_list[] = {
         &smc0_mck,
         &pdc_hclk,
         &pdc_pclk,
-        &dmaca0_hclk,
+        &dw_dmac0_hclk,
         &pico_clk,
         &pio0_mck,
         &pio1_mck,