This fixes the following error during kernel boot:
platform 480a5000.des: Cannot lookup hwmod 'des'
Unfortunately the DES module is only documented partly
in the OMAP4430 TRM. I found an old patch from Joel,
which I took over and updated for currently mainline.
Signed-off-by: Joel Fernandes <joelf@xxxxxx>
Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx>
---
arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 37 ++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 3d58eaef387e..6353e8df9b76 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -1014,6 +1014,42 @@ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__aes2 = {
};
/*
+ * 'des' class for DES3DES module
+ */
+static struct omap_hwmod_class_sysconfig omap44xx_des_sysc = {
+ .rev_offs = 0x30,
+ .sysc_offs = 0x34,
+ .syss_offs = 0x38,
+ .sysc_flags = SYSS_HAS_RESET_STATUS,
+};
+
+static struct omap_hwmod_class omap44xx_des_hwmod_class = {
+ .name = "des",
+ .sysc = &omap44xx_des_sysc,
+};
+
+static struct omap_hwmod omap44xx_des_hwmod = {
+ .name = "des",
+ .class = &omap44xx_des_hwmod_class,
+ .clkdm_name = "l4_secure_clkdm",
+ .main_clk = "l3_div_ck",
+ .prcm = {
+ .omap4 = {
+ .context_offs = OMAP4_RM_L4SEC_DES3DES_CONTEXT_OFFSET,
+ .clkctrl_offs = OMAP4_CM_L4SEC_DES3DES_CLKCTRL_OFFSET,
+ .modulemode = MODULEMODE_SWCTRL,
+ },
+ },
+};
+
+struct omap_hwmod_ocp_if omap44xx_l3_main_2__des = {
+ .master = &omap44xx_l3_main_2_hwmod,
+ .slave = &omap44xx_des_hwmod,
+ .clk = "l3_div_ck",
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/*
* 'fdif' class
* face detection hw accelerator module
*/
@@ -4856,6 +4892,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = {
&omap44xx_mpu__emif2,
&omap44xx_l3_main_2__aes1,
&omap44xx_l3_main_2__aes2,
+ &omap44xx_l3_main_2__des,
NULL,
};
--
2.11.0
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
