]> git.kernelconcepts.de Git - karo-tx-linux.git/commitdiff
ARM: OMAP4: hwmod_data: add SHAM crypto accelerator
authorTero Kristo <t-kristo@ti.com>
Tue, 13 Jun 2017 13:45:50 +0000 (16:45 +0300)
committerTony Lindgren <tony@atomide.com>
Wed, 14 Jun 2017 07:53:51 +0000 (00:53 -0700)
OMAP4 SoC contains SHAM crypto hardware accelerator. Add hwmod data for
this IP so that it can be utilized by crypto frameworks.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/mach-omap2/omap_hwmod_44xx_data.c

index ef4389ce65fe409d416506624c3cf83c5ebfa521..3e2d792fd9df4e7731ccd861581886e21c81a300 100644 (file)
@@ -880,6 +880,33 @@ static struct omap_hwmod omap44xx_dss_venc_hwmod = {
        .opt_clks_cnt   = ARRAY_SIZE(dss_venc_opt_clks),
 };
 
+/* sha0 HIB2 (the 'P' (public) device) */
+static struct omap_hwmod_class_sysconfig omap44xx_sha0_sysc = {
+       .rev_offs       = 0x100,
+       .sysc_offs      = 0x110,
+       .syss_offs      = 0x114,
+       .sysc_flags     = SYSS_HAS_RESET_STATUS,
+};
+
+static struct omap_hwmod_class omap44xx_sha0_hwmod_class = {
+       .name           = "sham",
+       .sysc           = &omap44xx_sha0_sysc,
+};
+
+struct omap_hwmod omap44xx_sha0_hwmod = {
+       .name           = "sham",
+       .class          = &omap44xx_sha0_hwmod_class,
+       .clkdm_name     = "l4_secure_clkdm",
+       .main_clk       = "l3_div_ck",
+       .prcm           = {
+               .omap4 = {
+                       .clkctrl_offs = OMAP4_CM_L4SEC_SHA2MD51_CLKCTRL_OFFSET,
+                       .context_offs = OMAP4_RM_L4SEC_SHA2MD51_CONTEXT_OFFSET,
+                       .modulemode   = MODULEMODE_SWCTRL,
+               },
+       },
+};
+
 /*
  * 'elm' class
  * bch error location module
@@ -3987,6 +4014,14 @@ static struct omap_hwmod_ocp_if omap44xx_l4_per__dss_venc = {
        .user           = OCP_USER_MPU,
 };
 
+/* l3_main_2 -> sham */
+static struct omap_hwmod_ocp_if omap44xx_l3_main_2__sha0 = {
+       .master         = &omap44xx_l3_main_2_hwmod,
+       .slave          = &omap44xx_sha0_hwmod,
+       .clk            = "l3_div_ck",
+       .user           = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
 /* l4_per -> elm */
 static struct omap_hwmod_ocp_if omap44xx_l4_per__elm = {
        .master         = &omap44xx_l4_per_hwmod,
@@ -4901,6 +4936,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
        &omap44xx_l3_main_2__aes1,
        &omap44xx_l3_main_2__aes2,
        &omap44xx_l3_main_2__des,
+       &omap44xx_l3_main_2__sha0,
        NULL,
 };