Merge branch 'bcmring/cleanup' into bcmring/removal

[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-at91 / at91sam9g45_devices.c

diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 40fb79df2de0b0ebb19c2d4eb4258490d9839cc9..06073996a38241d50fb1595c52017a50567d7e44 100644 (file)
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -18,6 +18,7 @@
 #include <linux/platform_device.h>
 #include <linux/i2c-gpio.h>
 #include <linux/atmel-mci.h>
+#include <linux/platform_data/atmel-aes.h>
 
 #include <linux/platform_data/at91_adc.h>
 
@@ -1830,6 +1831,130 @@ void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
 void __init at91_add_device_serial(void) {}
 #endif
 
+/* --------------------------------------------------------------------
+ *  SHA1/SHA256
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CRYPTO_DEV_ATMEL_SHA) || defined(CONFIG_CRYPTO_DEV_ATMEL_SHA_MODULE)
+static struct resource sha_resources[] = {
+       {
+               .start  = AT91SAM9G45_BASE_SHA,
+               .end    = AT91SAM9G45_BASE_SHA + SZ_16K - 1,
+               .flags  = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start  = AT91SAM9G45_ID_AESTDESSHA,
+               .end    = AT91SAM9G45_ID_AESTDESSHA,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device at91sam9g45_sha_device = {
+       .name   = "atmel_sha",
+       .id             = -1,
+       .resource       = sha_resources,
+       .num_resources  = ARRAY_SIZE(sha_resources),
+};
+
+static void __init at91_add_device_sha(void)
+{
+       platform_device_register(&at91sam9g45_sha_device);
+}
+#else
+static void __init at91_add_device_sha(void) {}
+#endif
+
+/* --------------------------------------------------------------------
+ *  DES/TDES
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CRYPTO_DEV_ATMEL_TDES) || defined(CONFIG_CRYPTO_DEV_ATMEL_TDES_MODULE)
+static struct resource tdes_resources[] = {
+       [0] = {
+               .start  = AT91SAM9G45_BASE_TDES,
+               .end    = AT91SAM9G45_BASE_TDES + SZ_16K - 1,
+               .flags  = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start  = AT91SAM9G45_ID_AESTDESSHA,
+               .end    = AT91SAM9G45_ID_AESTDESSHA,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device at91sam9g45_tdes_device = {
+       .name   = "atmel_tdes",
+       .id             = -1,
+       .resource       = tdes_resources,
+       .num_resources  = ARRAY_SIZE(tdes_resources),
+};
+
+static void __init at91_add_device_tdes(void)
+{
+       platform_device_register(&at91sam9g45_tdes_device);
+}
+#else
+static void __init at91_add_device_tdes(void) {}
+#endif
+
+/* --------------------------------------------------------------------
+ *  AES
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CRYPTO_DEV_ATMEL_AES) || defined(CONFIG_CRYPTO_DEV_ATMEL_AES_MODULE)
+static struct aes_platform_data aes_data;
+static u64 aes_dmamask = DMA_BIT_MASK(32);
+
+static struct resource aes_resources[] = {
+       [0] = {
+               .start  = AT91SAM9G45_BASE_AES,
+               .end    = AT91SAM9G45_BASE_AES + SZ_16K - 1,
+               .flags  = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start  = AT91SAM9G45_ID_AESTDESSHA,
+               .end    = AT91SAM9G45_ID_AESTDESSHA,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+static struct platform_device at91sam9g45_aes_device = {
+       .name   = "atmel_aes",
+       .id             = -1,
+       .dev    = {
+               .dma_mask               = &aes_dmamask,
+               .coherent_dma_mask      = DMA_BIT_MASK(32),
+               .platform_data          = &aes_data,
+       },
+       .resource       = aes_resources,
+       .num_resources  = ARRAY_SIZE(aes_resources),
+};
+
+static void __init at91_add_device_aes(void)
+{
+       struct at_dma_slave     *atslave;
+       struct aes_dma_data     *alt_atslave;
+
+       alt_atslave = kzalloc(sizeof(struct aes_dma_data), GFP_KERNEL);
+
+       /* DMA TX slave channel configuration */
+       atslave = &alt_atslave->txdata;
+       atslave->dma_dev = &at_hdmac_device.dev;
+       atslave->cfg = ATC_FIFOCFG_ENOUGHSPACE  | ATC_SRC_H2SEL_HW |
+                                               ATC_SRC_PER(AT_DMA_ID_AES_RX);
+
+       /* DMA RX slave channel configuration */
+       atslave = &alt_atslave->rxdata;
+       atslave->dma_dev = &at_hdmac_device.dev;
+       atslave->cfg = ATC_FIFOCFG_ENOUGHSPACE  | ATC_DST_H2SEL_HW |
+                                               ATC_DST_PER(AT_DMA_ID_AES_TX);
+
+       aes_data.dma_slave = alt_atslave;
+       platform_device_register(&at91sam9g45_aes_device);
+}
+#else
+static void __init at91_add_device_aes(void) {}
+#endif
 
 /* -------------------------------------------------------------------- */
 /*
@@ -1847,6 +1972,9 @@ static int __init at91_add_standard_devices(void)
        at91_add_device_trng();
        at91_add_device_watchdog();
        at91_add_device_tc();
+       at91_add_device_sha();
+       at91_add_device_tdes();
+       at91_add_device_aes();
        return 0;
 }