omap: crypto: updates to enable omap aes

Updates to enable omap aes

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com>
[tony@atomide.com: updated to use CONFIG_ARCH_OMAP2/3 instead of old 24XX/34XX]
Signed-off-by: Tony Lindgren <tony@atomide.com>

4 files changed, 74 insertions, 3 deletions

diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c
index 37d65d62ed8..5f2066a6ba7 100644
--- a/arch/arm/mach-omap2/clock2420_data.c
+++ b/arch/arm/mach-omap2/clock2420_data.c
@@ -1838,7 +1838,7 @@ static struct omap_clk omap2420_clks[] = {
         CLK(NULL,       "des_ick",      &des_ick,       CK_242X),
         CLK("omap-sham",        "ick",  &sha_ick,       CK_242X),
         CLK("omap_rng", "ick",          &rng_ick,       CK_242X),
-        CLK(NULL,       "aes_ick",      &aes_ick,       CK_242X),
+        CLK("omap-aes", "ick",  &aes_ick,       CK_242X),
         CLK(NULL,       "pka_ick",      &pka_ick,       CK_242X),
         CLK(NULL,       "usb_fck",      &usb_fck,       CK_242X),
         CLK("musb_hdrc",        "fck",  &osc_ck,        CK_242X),
diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c
index b33118fb6a8..701a1716019 100644
--- a/arch/arm/mach-omap2/clock2430_data.c
+++ b/arch/arm/mach-omap2/clock2430_data.c
@@ -1926,7 +1926,7 @@ static struct omap_clk omap2430_clks[] = {
         CLK(NULL,       "des_ick",      &des_ick,       CK_243X),
         CLK("omap-sham",        "ick",  &sha_ick,       CK_243X),
         CLK("omap_rng", "ick",          &rng_ick,       CK_243X),
-        CLK(NULL,       "aes_ick",      &aes_ick,       CK_243X),
+        CLK("omap-aes", "ick",  &aes_ick,       CK_243X),
         CLK(NULL,       "pka_ick",      &pka_ick,       CK_243X),
         CLK(NULL,       "usb_fck",      &usb_fck,       CK_243X),
         CLK("musb_hdrc",        "ick",  &usbhs_ick,     CK_243X),
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index dfdce2d8277..c73906d1745 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3288,7 +3288,7 @@ static struct omap_clk omap3xxx_clks[] = {
         CLK(NULL,       "usbtll_ick",   &usbtll_ick,    CK_3430ES2 | CK_AM35XX),
         CLK("mmci-omap-hs.2",   "ick",  &mmchs3_ick,    CK_3430ES2 | CK_AM35XX),
         CLK(NULL,       "icr_ick",      &icr_ick,       CK_343X),
-        CLK(NULL,       "aes2_ick",     &aes2_ick,      CK_343X),
+        CLK("omap-aes", "ick",  &aes2_ick,      CK_343X),
         CLK("omap-sham",        "ick",  &sha12_ick,     CK_343X),
         CLK(NULL,       "des2_ick",     &des2_ick,      CK_343X),
         CLK("mmci-omap-hs.1",   "ick",  &mmchs2_ick,    CK_3XXX),
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 2dbb265bedd..dc49c07dc16 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -498,6 +498,76 @@ static void omap_init_sham(void)
 static inline void omap_init_sham(void) { }
 #endif
 
+#if defined(CONFIG_CRYPTO_DEV_OMAP_AES) || defined(CONFIG_CRYPTO_DEV_OMAP_AES_MODULE)
+
+#ifdef CONFIG_ARCH_OMAP2
+static struct resource omap2_aes_resources[] = {
+        {
+                .start  = OMAP24XX_SEC_AES_BASE,
+                .end    = OMAP24XX_SEC_AES_BASE + 0x4C,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = OMAP24XX_DMA_AES_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        {
+                .start  = OMAP24XX_DMA_AES_RX,
+                .flags  = IORESOURCE_DMA,
+        }
+};
+static int omap2_aes_resources_sz = ARRAY_SIZE(omap2_aes_resources);
+#else
+#define omap2_aes_resources             NULL
+#define omap2_aes_resources_sz          0
+#endif
+
+#ifdef CONFIG_ARCH_OMAP3
+static struct resource omap3_aes_resources[] = {
+        {
+                .start  = OMAP34XX_SEC_AES_BASE,
+                .end    = OMAP34XX_SEC_AES_BASE + 0x4C,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = OMAP34XX_DMA_AES2_TX,
+                .flags  = IORESOURCE_DMA,
+        },
+        {
+                .start  = OMAP34XX_DMA_AES2_RX,
+                .flags  = IORESOURCE_DMA,
+        }
+};
+static int omap3_aes_resources_sz = ARRAY_SIZE(omap3_aes_resources);
+#else
+#define omap3_aes_resources             NULL
+#define omap3_aes_resources_sz          0
+#endif
+
+static struct platform_device aes_device = {
+        .name           = "omap-aes",
+        .id             = -1,
+};
+
+static void omap_init_aes(void)
+{
+        if (cpu_is_omap24xx()) {
+                aes_device.resource = omap2_aes_resources;
+                aes_device.num_resources = omap2_aes_resources_sz;
+        } else if (cpu_is_omap34xx()) {
+                aes_device.resource = omap3_aes_resources;
+                aes_device.num_resources = omap3_aes_resources_sz;
+        } else {
+                pr_err("%s: platform not supported\n", __func__);
+                return;
+        }
+        platform_device_register(&aes_device);
+}
+
+#else
+static inline void omap_init_aes(void) { }
+#endif
+
 /*-------------------------------------------------------------------------*/
 
 #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
@@ -854,6 +924,7 @@ static int __init omap2_init_devices(void)
         omap_hdq_init();
         omap_init_sti();
         omap_init_sham();
+        omap_init_aes();
         omap_init_vout();
 
         return 0;