1 files changed, 28 insertions, 11 deletions

diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 61908dce978..eda72e83037 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -20,6 +20,7 @@
 #include <mach/board.h>
 #include <mach/at91sam9rl.h>
 #include <mach/at91sam9rl_matrix.h>
+#include <mach/at91_matrix.h>
 #include <mach/at91sam9_smc.h>
 #include <mach/at_hdmac.h>
 
@@ -33,10 +34,6 @@
 #if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
 static u64 hdmac_dmamask = DMA_BIT_MASK(32);
 
-static struct at_dma_platform_data atdma_pdata = {
-        .nr_channels    = 2,
-};
-
 static struct resource hdmac_resources[] = {
         [0] = {
                 .start  = AT91SAM9RL_BASE_DMA,
@@ -51,12 +48,11 @@ static struct resource hdmac_resources[] = {
 };
 
 static struct platform_device at_hdmac_device = {
-        .name           = "at_hdmac",
+        .name           = "at91sam9rl_dma",
         .id             = -1,
         .dev            = {
                                 .dma_mask               = &hdmac_dmamask,
                                 .coherent_dma_mask      = DMA_BIT_MASK(32),
-                                .platform_data          = &atdma_pdata,
         },
         .resource       = hdmac_resources,
         .num_resources  = ARRAY_SIZE(hdmac_resources),
@@ -64,7 +60,6 @@ static struct platform_device at_hdmac_device = {
 
 void __init at91_add_device_hdmac(void)
 {
-        dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
         platform_device_register(&at_hdmac_device);
 }
 #else
@@ -271,8 +266,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
         if (!data)
                 return;
 
-        csa = at91_sys_read(AT91_MATRIX_EBICSA);
-        at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+        csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+        at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
 
         /* enable pin */
         if (gpio_is_valid(data->enable_pin))
@@ -688,6 +683,8 @@ static struct resource rtt_resources[] = {
                 .start  = AT91SAM9RL_BASE_RTT,
                 .end    = AT91SAM9RL_BASE_RTT + SZ_16 - 1,
                 .flags  = IORESOURCE_MEM,
+        }, {
+                .flags  = IORESOURCE_MEM,
         }
 };
 
@@ -695,11 +692,32 @@ static struct platform_device at91sam9rl_rtt_device = {
         .name           = "at91_rtt",
         .id             = 0,
         .resource       = rtt_resources,
-        .num_resources  = ARRAY_SIZE(rtt_resources),
 };
 
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+        at91sam9rl_rtt_device.name = "rtc-at91sam9";
+        /*
+         * The second resource is needed:
+         * GPBR will serve as the storage for RTC time offset
+         */
+        at91sam9rl_rtt_device.num_resources = 2;
+        rtt_resources[1].start = AT91SAM9RL_BASE_GPBR +
+                                 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+        rtt_resources[1].end = rtt_resources[1].start + 3;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+        /* Only one resource is needed: RTT not used as RTC */
+        at91sam9rl_rtt_device.num_resources = 1;
+}
+#endif
+
 static void __init at91_add_device_rtt(void)
 {
+        at91_add_device_rtt_rtc();
         platform_device_register(&at91sam9rl_rtt_device);
 }
 
@@ -1134,7 +1152,6 @@ static inline void configure_usart3_pins(unsigned pins)
 }
 
 static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART];   /* the UARTs to use */
-struct platform_device *atmel_default_console_device;   /* the serial console device */
 
 void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
 {