crypto: omap - Updates omap sham device related platform code

- registration with multi OMAP kernels support
- clocks

Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

5 files changed, 56 insertions, 13 deletions

diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c
index f12af95ead45..fc55ab4c32e3 100644
--- a/arch/arm/mach-omap2/clock2420_data.c
+++ b/arch/arm/mach-omap2/clock2420_data.c
@@ -1836,7 +1836,7 @@ static struct omap_clk omap2420_clks[] = {
         CLK(NULL,       "vlynq_ick",    &vlynq_ick,     CK_242X),
         CLK(NULL,       "vlynq_fck",    &vlynq_fck,     CK_242X),
         CLK(NULL,       "des_ick",      &des_ick,       CK_242X),
-        CLK(NULL,       "sha_ick",      &sha_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(NULL,       "pka_ick",      &pka_ick,       CK_242X),
diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c
index 0438b6e4f51a..5884ac681c4a 100644
--- a/arch/arm/mach-omap2/clock2430_data.c
+++ b/arch/arm/mach-omap2/clock2430_data.c
@@ -1924,7 +1924,7 @@ static struct omap_clk omap2430_clks[] = {
         CLK(NULL,       "sdma_ick",     &sdma_ick,      CK_243X),
         CLK(NULL,       "sdrc_ick",     &sdrc_ick,      CK_243X),
         CLK(NULL,       "des_ick",      &des_ick,       CK_243X),
-        CLK(NULL,       "sha_ick",      &sha_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(NULL,       "pka_ick",      &pka_ick,       CK_243X),
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index d5153b6bd6cb..5a974dcbcecc 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3360,7 +3360,7 @@ static struct omap_clk omap3xxx_clks[] = {
         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(NULL,       "sha12_ick",    &sha12_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),
         CLK("mmci-omap-hs.0",   "ick",  &mmchs1_ick,    CK_3XXX),
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 23e4d7733610..7e7acc19bed0 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -26,6 +26,7 @@
 #include <plat/mux.h>
 #include <mach/gpio.h>
 #include <plat/mmc.h>
+#include <plat/dma.h>
 
 #include "mux.h"
 
@@ -453,8 +454,10 @@ static void omap_init_mcspi(void)
 static inline void omap_init_mcspi(void) {}
 #endif
 
-#ifdef CONFIG_OMAP_SHA1_MD5
-static struct resource sha1_md5_resources[] = {
+#if defined(CONFIG_CRYPTO_DEV_OMAP_SHAM) || defined(CONFIG_CRYPTO_DEV_OMAP_SHAM_MODULE)
+
+#ifdef CONFIG_ARCH_OMAP24XX
+static struct resource omap2_sham_resources[] = {
         {
                 .start  = OMAP24XX_SEC_SHA1MD5_BASE,
                 .end    = OMAP24XX_SEC_SHA1MD5_BASE + 0x64,
@@ -465,20 +468,55 @@ static struct resource sha1_md5_resources[] = {
                 .flags  = IORESOURCE_IRQ,
         }
 };
+static int omap2_sham_resources_sz = ARRAY_SIZE(omap2_sham_resources);
+#else
+#define omap2_sham_resources            NULL
+#define omap2_sham_resources_sz         0
+#endif
 
-static struct platform_device sha1_md5_device = {
-        .name           = "OMAP SHA1/MD5",
+#ifdef CONFIG_ARCH_OMAP34XX
+static struct resource omap3_sham_resources[] = {
+        {
+                .start  = OMAP34XX_SEC_SHA1MD5_BASE,
+                .end    = OMAP34XX_SEC_SHA1MD5_BASE + 0x64,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = INT_34XX_SHA1MD52_IRQ,
+                .flags  = IORESOURCE_IRQ,
+        },
+        {
+                .start  = OMAP34XX_DMA_SHA1MD5_RX,
+                .flags  = IORESOURCE_DMA,
+        }
+};
+static int omap3_sham_resources_sz = ARRAY_SIZE(omap3_sham_resources);
+#else
+#define omap3_sham_resources            NULL
+#define omap3_sham_resources_sz         0
+#endif
+
+static struct platform_device sham_device = {
+        .name           = "omap-sham",
         .id             = -1,
-        .num_resources  = ARRAY_SIZE(sha1_md5_resources),
-        .resource       = sha1_md5_resources,
 };
 
-static void omap_init_sha1_md5(void)
+static void omap_init_sham(void)
 {
-        platform_device_register(&sha1_md5_device);
+        if (cpu_is_omap24xx()) {
+                sham_device.resource = omap2_sham_resources;
+                sham_device.num_resources = omap2_sham_resources_sz;
+        } else if (cpu_is_omap34xx()) {
+                sham_device.resource = omap3_sham_resources;
+                sham_device.num_resources = omap3_sham_resources_sz;
+        } else {
+                pr_err("%s: platform not supported\n", __func__);
+                return;
+        }
+        platform_device_register(&sham_device);
 }
 #else
-static inline void omap_init_sha1_md5(void) { }
+static inline void omap_init_sham(void) { }
 #endif
 
 /*-------------------------------------------------------------------------*/
@@ -799,7 +837,7 @@ static int __init omap2_init_devices(void)
         omap_init_mcspi();
         omap_hdq_init();
         omap_init_sti();
-        omap_init_sha1_md5();
+        omap_init_sham();
 
         return 0;
 }
diff --git a/arch/arm/plat-omap/include/plat/omap34xx.h b/arch/arm/plat-omap/include/plat/omap34xx.h
index 2845fdc658b0..98fc8b4a4cc4 100644
--- a/arch/arm/plat-omap/include/plat/omap34xx.h
+++ b/arch/arm/plat-omap/include/plat/omap34xx.h
@@ -82,5 +82,10 @@
 
 #define OMAP34XX_MAILBOX_BASE           (L4_34XX_BASE + 0x94000)
 
+/* Security */
+#define OMAP34XX_SEC_BASE       (L4_34XX_BASE + 0xA0000)
+#define OMAP34XX_SEC_SHA1MD5_BASE       (OMAP34XX_SEC_BASE + 0x23000)
+#define OMAP34XX_SEC_AES_BASE   (OMAP34XX_SEC_BASE + 0x25000)
+
 #endif /* __ASM_ARCH_OMAP3_H */