[PATCH 6/9 v3] usb: musb: HWMOD database structures addition for OMAP2430

* [PATCH 6/9 v3] usb: musb: HWMOD database structures addition for OMAP2430
@ 2010-09-23  0:29 Hema HK
  2010-09-23  6:21 ` Felipe Balbi
  0 siblings, 1 reply; 3+ messages in thread
From: Hema HK @ 2010-09-23  0:29 UTC (permalink / raw)
  To: linux-omap-u79uwXL29TY76Z2rM5mHXA, linux-usb-u79uwXL29TY76Z2rM5mHXA
  Cc: Hema HK, Felipe Balbi, Tony Lindgren, Kevin Hilman, Cousson,
	Benoit, Paul Walmsley

OMAP2430 hwmod data stuctures are populated with base address, L3 and L4
interface clocks, IRQs,and sysconfig register details.

Signed-off-by: Hema HK <hemahk-l0cyMroinI0@public.gmane.org>
Cc: Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>
Cc: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
Cc: Kevin Hilman <khilman-1D3HCaltpLuhEniVeURVKkEOCMrvLtNR@public.gmane.org>
Cc: Cousson, Benoit <b-cousson-l0cyMroinI0@public.gmane.org>
Cc: Paul Walmsley <paul-DWxLp4Yu+b8AvxtiuMwx3w@public.gmane.org>

---
 arch/arm/mach-omap2/omap_hwmod_2430_data.c |   98 +++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)

Index: linux-omap-pm/arch/arm/mach-omap2/omap_hwmod_2430_data.c
===================================================================

--- linux-omap-pm.orig/arch/arm/mach-omap2/omap_hwmod_2430_data.c
+++ linux-omap-pm/arch/arm/mach-omap2/omap_hwmod_2430_data.c
@@ -71,6 +71,15 @@ static struct omap_hwmod omap2430_l3_mai
 };
 
 static struct omap_hwmod omap2430_l4_wkup_hwmod;
+static struct omap_hwmod omap2430_usbhsotg_hwmod;
+
+/* L3 <- USBHSOTG interface */
+static struct omap_hwmod_ocp_if omap2430_usbhsotg__l3 = {
+	.master		= &omap2430_usbhsotg_hwmod,
+	.slave		= &omap2430_l3_main_hwmod,
+	.clk		= "core_l3_ck",
+	.user		= OCP_USER_MPU,
+};
 
 /* L4_CORE -> L4_WKUP interface */
 static struct omap_hwmod_ocp_if omap2430_l4_core__l4_wkup = {
@@ -79,6 +88,36 @@ static struct omap_hwmod_ocp_if omap2430
 	.user	= OCP_USER_MPU | OCP_USER_SDMA,
 };
 
+/*
+* USBHSOTG interface data
+*/
+static struct omap_hwmod_addr_space omap2430_usbhsotg_addrs[] = {
+	{
+		.pa_start	= OMAP243X_HS_BASE,
+		.pa_end		= OMAP243X_HS_BASE + SZ_4K - 1,
+		.flags		= ADDR_TYPE_RT
+	},
+};
+
+/* USBHSOTG <- L4_CORE interface */
+static struct omap_hwmod_ocp_if omap2430_l4_core__usbhsotg = {
+	.master		= &omap2430_l4_core_hwmod,
+	.slave		= &omap2430_usbhsotg_hwmod,
+	.clk		= "usb_l4_ick",
+	.addr		= omap2430_usbhsotg_addrs,
+	.addr_cnt	= ARRAY_SIZE(omap2430_usbhsotg_addrs),
+	.user		= OCP_USER_MPU,
+
+};
+
+static struct omap_hwmod_ocp_if *omap2430_usbhsotg_masters[] = {
+	&omap2430_usbhsotg__l3,
+};
+
+static struct omap_hwmod_ocp_if *omap2430_usbhsotg_slaves[] = {
+	&omap2430_l4_core__usbhsotg,
+};
+
 /* Slave interfaces on the L4_CORE interconnect */
 static struct omap_hwmod_ocp_if *omap2430_l4_core_slaves[] = {
 	&omap2430_l3_main__l4_core,
@@ -165,12 +204,75 @@ static struct omap_hwmod omap2430_iva_hw
 	.omap_chip	= OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
 };
 
+/*
+ * USBHSOTG (USBHS)
+ */
+static struct omap_hwmod_class_sysconfig omap2430_usbhsotg_sysc = {
+	.rev_offs	= 0x0400,
+	.sysc_offs	= 0x0404,
+	.syss_offs	= 0x0408,
+	.sysc_flags	= (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE|
+			  SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+			  SYSC_HAS_AUTOIDLE),
+	.idlemodes	= (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+			  MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
+	.sysc_fields	= &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class usbotg_class = {
+	.name = "usbotg",
+	.sysc = &omap2430_usbhsotg_sysc,
+};
+
+/* usb_otg_hs */
+static struct omap_hwmod_irq_info omap2430_usbhsotg_mpu_irqs[] = {
+
+	{ .name = "mc", .irq = 92 },
+	{ .name = "dma", .irq = 93 },
+
+};
+
+static struct omap_hwmod omap2430_usbhsotg_hwmod = {
+	.name		= "usb_otg_hs",
+	.mpu_irqs	= omap2430_usbhsotg_mpu_irqs,
+	.mpu_irqs_cnt	= ARRAY_SIZE(omap2430_usbhsotg_mpu_irqs),
+	.main_clk	= "usbhs_ick",
+	.prcm		= {
+		.omap2 = {
+			.prcm_reg_id = 1,
+			.module_bit = OMAP2430_EN_USBHS_MASK,
+			.module_offs = CORE_MOD,
+			.idlest_reg_id = 1,
+			.idlest_idle_bit = OMAP2430_ST_USBHS_SHIFT,
+		},
+	},
+	.masters	= omap2430_usbhsotg_masters,
+	.masters_cnt	= ARRAY_SIZE(omap2430_usbhsotg_masters),
+	.slaves		= omap2430_usbhsotg_slaves,
+	.slaves_cnt	= ARRAY_SIZE(omap2430_usbhsotg_slaves),
+	.class		= &usbotg_class,
+
+	/*
+	 * Errata ID: i479  idle_req / idle_ack mechanism potentially
+	 * broken when autoidle is enabled
+	 * workaround is to disable the autodile bit at module level.
+	 *
+	 * As per OMAP USBOTG specification, need to configure the USBOTG
+	 *  to smart idle/standby or no idle/standby during data transfer and
+	 * force idle/standby when not in use to support retention and offmode.
+	 */
+	.flags		= HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE
+				| HWMOD_SWSUP_MSTANDBY,
+	.omap_chip	= OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
+};
+
 static __initdata struct omap_hwmod *omap2430_hwmods[] = {
 	&omap2430_l3_main_hwmod,
 	&omap2430_l4_core_hwmod,
 	&omap2430_l4_wkup_hwmod,
 	&omap2430_mpu_hwmod,
 	&omap2430_iva_hwmod,
+	&omap2430_usbhsotg_hwmod,
 	NULL,
 };
 
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