1 files changed, 46 insertions, 6 deletions

diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index bd4e68cd3e2f..4320b2096789 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -25,6 +25,7 @@
 #include <mach/board.h>
 #include <mach/at91sam9g45.h>
 #include <mach/at91sam9g45_matrix.h>
+#include <mach/at91_matrix.h>
 #include <mach/at91sam9_smc.h>
 #include <mach/at_hdmac.h>
 #include <mach/atmel-mci.h>
@@ -557,8 +558,8 @@ 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_EBI_CS3A_SMC_SMARTMEDIA);
+        csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+        at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
 
         /* enable pin */
         if (gpio_is_valid(data->enable_pin))
@@ -1051,7 +1052,7 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
 static struct resource tcb0_resources[] = {
         [0] = {
                 .start  = AT91SAM9G45_BASE_TCB0,
-                .end    = AT91SAM9G45_BASE_TCB0 + SZ_16K - 1,
+                .end    = AT91SAM9G45_BASE_TCB0 + SZ_256 - 1,
                 .flags  = IORESOURCE_MEM,
         },
         [1] = {
@@ -1072,7 +1073,7 @@ static struct platform_device at91sam9g45_tcb0_device = {
 static struct resource tcb1_resources[] = {
         [0] = {
                 .start  = AT91SAM9G45_BASE_TCB1,
-                .end    = AT91SAM9G45_BASE_TCB1 + SZ_16K - 1,
+                .end    = AT91SAM9G45_BASE_TCB1 + SZ_256 - 1,
                 .flags  = IORESOURCE_MEM,
         },
         [1] = {
@@ -1089,8 +1090,25 @@ static struct platform_device at91sam9g45_tcb1_device = {
         .num_resources  = ARRAY_SIZE(tcb1_resources),
 };
 
+#if defined(CONFIG_OF)
+static struct of_device_id tcb_ids[] = {
+        { .compatible = "atmel,at91rm9200-tcb" },
+        { /*sentinel*/ }
+};
+#endif
+
 static void __init at91_add_device_tc(void)
 {
+#if defined(CONFIG_OF)
+        struct device_node *np;
+
+        np = of_find_matching_node(NULL, tcb_ids);
+        if (np) {
+                of_node_put(np);
+                return;
+        }
+#endif
+
         platform_device_register(&at91sam9g45_tcb0_device);
         platform_device_register(&at91sam9g45_tcb1_device);
 }
@@ -1193,6 +1211,8 @@ static struct resource rtt_resources[] = {
                 .start  = AT91SAM9G45_BASE_RTT,
                 .end    = AT91SAM9G45_BASE_RTT + SZ_16 - 1,
                 .flags  = IORESOURCE_MEM,
+        }, {
+                .flags  = IORESOURCE_MEM,
         }
 };
 
@@ -1200,11 +1220,32 @@ static struct platform_device at91sam9g45_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)
+{
+        at91sam9g45_rtt_device.name = "rtc-at91sam9";
+        /*
+         * The second resource is needed:
+         * GPBR will serve as the storage for RTC time offset
+         */
+        at91sam9g45_rtt_device.num_resources = 2;
+        rtt_resources[1].start = AT91SAM9G45_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 */
+        at91sam9g45_rtt_device.num_resources = 1;
+}
+#endif
+
 static void __init at91_add_device_rtt(void)
 {
+        at91_add_device_rtt_rtc();
         platform_device_register(&at91sam9g45_rtt_device);
 }
 
@@ -1659,7 +1700,6 @@ 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)
 {