Commit 7a825cc8 authored by Joel Fernandes's avatar Joel Fernandes Committed by Tony Lindgren
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ARM: DRA7: hwmod: Add data for RNG IP



DRA7 SoC contains hardware random number generator. Add hwmod data for
this IP so that it can be utilized.

Signed-off-by: default avatarJoel Fernandes <joelf@ti.com>
Signed-off-by: default avatarLokesh Vutla <lokeshvutla@ti.com>
[t-kristo@ti.com: squashed the RNG hwmod IP flag fixes from Lokesh,
                  squashed the HS chip fix from Daniel Allred]
Signed-off-by: default avatarTero Kristo <t-kristo@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 7e45f179
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+36 −0
Original line number Diff line number Diff line
@@ -2641,6 +2641,34 @@ static struct omap_hwmod dra7xx_des_hwmod = {
	},
};

/* rng */
static struct omap_hwmod_class_sysconfig dra7xx_rng_sysc = {
	.rev_offs       = 0x1fe0,
	.sysc_offs      = 0x1fe4,
	.sysc_flags     = SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE,
	.idlemodes      = SIDLE_FORCE | SIDLE_NO,
	.sysc_fields    = &omap_hwmod_sysc_type1,
};

static struct omap_hwmod_class dra7xx_rng_hwmod_class = {
	.name           = "rng",
	.sysc           = &dra7xx_rng_sysc,
};

static struct omap_hwmod dra7xx_rng_hwmod = {
	.name           = "rng",
	.class          = &dra7xx_rng_hwmod_class,
	.flags		= HWMOD_SWSUP_SIDLE,
	.clkdm_name     = "l4sec_clkdm",
	.prcm = {
		.omap4 = {
			.clkctrl_offs = DRA7XX_CM_L4SEC_RNG_CLKCTRL_OFFSET,
			.context_offs = DRA7XX_RM_L4SEC_RNG_CONTEXT_OFFSET,
			.modulemode   = MODULEMODE_HWCTRL,
		},
	},
};

/*
 * 'usb_otg_ss' class
 *
@@ -3798,6 +3826,13 @@ static struct omap_hwmod_ocp_if dra7xx_l4_wkup__uart10 = {
	.user		= OCP_USER_MPU | OCP_USER_SDMA,
};

/* l4_per1 -> rng */
static struct omap_hwmod_ocp_if dra7xx_l4_per1__rng = {
	.master         = &dra7xx_l4_per1_hwmod,
	.slave          = &dra7xx_rng_hwmod,
	.user           = OCP_USER_MPU,
};

/* l4_per3 -> usb_otg_ss1 */
static struct omap_hwmod_ocp_if dra7xx_l4_per3__usb_otg_ss1 = {
	.master		= &dra7xx_l4_per3_hwmod,
@@ -4028,6 +4063,7 @@ static struct omap_hwmod_ocp_if *dra7xx_hwmod_ocp_ifs[] __initdata = {
/* GP-only hwmod links */
static struct omap_hwmod_ocp_if *dra7xx_gp_hwmod_ocp_ifs[] __initdata = {
	&dra7xx_l4_wkup__timer12,
	&dra7xx_l4_per1__rng,
	NULL,
};