Re: [PATCH 4/9 v3] usb: musb: HWMOD database structures addition for OMAP4

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On 9/23/2010 2:28 AM, Kalliguddi, Hema wrote:
From: Cousson, Benoit<b-cousson@xxxxxx>

OMAP4 hwmod data stuctures are populated with base address, L3 and L4

typo: structures

interface clocks, IRQs,and sysconfig register details.

missing space after comma.


Signed-off-by: Cousson, Benoit<b-cousson@xxxxxx>
Signed-off-by: Hema HK<hemahk@xxxxxx>
Cc: Felipe Balbi<balbi@xxxxxx>
Cc: Tony Lindgren<tony@xxxxxxxxxxx>
Cc: Kevin Hilman<khilman@xxxxxxxxxxxxxxxxxxx>
Cc: Cousson, Benoit<b-cousson@xxxxxx>
Cc: Paul Walmsley<paul@xxxxxxxxx>
---
  arch/arm/mach-omap2/omap_hwmod_44xx_data.c |   99 +++++++++++++++++++++++++++++
  1 file changed, 99 insertions(+)

Index: linux-omap-pm/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
===================================================================
--- linux-omap-pm.orig/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ linux-omap-pm/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -47,6 +47,7 @@ static struct omap_hwmod omap44xx_l4_per
  static struct omap_hwmod omap44xx_l4_wkup_hwmod;
  static struct omap_hwmod omap44xx_mpu_hwmod;
  static struct omap_hwmod omap44xx_mpu_private_hwmod;
+static struct omap_hwmod omap44xx_usb_otg_hs_hwmod;

  /*
   * Interconnects omap_hwmod structures
@@ -223,10 +224,20 @@ static struct omap_hwmod_ocp_if omap44xx
  	.user		= OCP_USER_MPU | OCP_USER_SDMA,
  };

+/* usb_otg_hs ->  l3_main_2 */
+static struct omap_hwmod_ocp_if omap44xx_usb_otg_hs__l3_main_2 = {
+	.master		=&omap44xx_usb_otg_hs_hwmod,
+	.slave		=&omap44xx_l3_main_2_hwmod,
+	.clk		= "l3_div_ck",
+	.user		= OCP_USER_MPU | OCP_USER_SDMA,
+};
+
  /* l3_main_2 slave ports */
  static struct omap_hwmod_ocp_if *omap44xx_l3_main_2_slaves[] = {
  	&omap44xx_l3_main_1__l3_main_2,
  	&omap44xx_l4_cfg__l3_main_2,
+	&omap44xx_usb_otg_hs__l3_main_2,
+
  };

  static struct omap_hwmod omap44xx_l3_main_2_hwmod = {
@@ -452,6 +463,93 @@ static struct omap_hwmod omap44xx_mpu_hw
  	.omap_chip	= OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
  };

+/*
+ * 'usb_otg_hs' class
+ * high-speed on-the-go universal serial bus (usb_otg_hs) controller
+ */
+
+static struct omap_hwmod_class_sysconfig omap44xx_usb_otg_hs_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 omap44xx_usb_otg_hs_hwmod_class = {
+	.name = "usb_otg_hs",
+	.sysc =&omap44xx_usb_otg_hs_sysc,
+};
+
+/* usb_otg_hs */
+static struct omap_hwmod_irq_info omap44xx_usb_otg_hs_irqs[] = {
+	{ .name = "mc", .irq = 92 + OMAP44XX_IRQ_GIC_START },
+	{ .name = "dma", .irq = 93 + OMAP44XX_IRQ_GIC_START },
+};
+
+/* usb_otg_hs master ports */
+static struct omap_hwmod_ocp_if *omap44xx_usb_otg_hs_masters[] = {
+	&omap44xx_usb_otg_hs__l3_main_2,
+};
+
+static struct omap_hwmod_addr_space omap44xx_usb_otg_hs_addrs[] = {
+	{
+		.pa_start	= 0x4a0ab000,
+		.pa_end		= 0x4a0ab003,
+		.flags		= ADDR_TYPE_RT
+	},
+};
+
+/* l4_cfg ->  usb_otg_hs */
+static struct omap_hwmod_ocp_if omap44xx_l4_cfg__usb_otg_hs = {
+	.master		=&omap44xx_l4_cfg_hwmod,
+	.slave		=&omap44xx_usb_otg_hs_hwmod,
+	.clk		= "l4_div_ck",
+	.addr		= omap44xx_usb_otg_hs_addrs,
+	.addr_cnt	= ARRAY_SIZE(omap44xx_usb_otg_hs_addrs),
+	.user		= OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/* usb_otg_hs slave ports */
+static struct omap_hwmod_ocp_if *omap44xx_usb_otg_hs_slaves[] = {
+	&omap44xx_l4_cfg__usb_otg_hs,
+};
+
+static struct omap_hwmod_opt_clk usb_otg_hs_opt_clks[] = {
+	{ .role = "xclk", .clk = "otg_60m_gfclk_ck" },
+};
+
+static struct omap_hwmod omap44xx_usb_otg_hs_hwmod = {
+	.name		= "usb_otg_hs",
+	.class		=&omap44xx_usb_otg_hs_hwmod_class,
+	.mpu_irqs	= omap44xx_usb_otg_hs_irqs,
+	.mpu_irqs_cnt	= ARRAY_SIZE(omap44xx_usb_otg_hs_irqs),
+	.main_clk	= "usb_otg_hs_ick",
+	.prcm = {
+		.omap4 = {
+			.clkctrl_reg = OMAP4430_CM_L3INIT_USB_OTG_CLKCTRL,
+		},
+	},
+	.opt_clks	= usb_otg_hs_opt_clks,
+	.opt_clks_cnt = ARRAY_SIZE(usb_otg_hs_opt_clks),
+	.slaves		= omap44xx_usb_otg_hs_slaves,
+	.slaves_cnt	= ARRAY_SIZE(omap44xx_usb_otg_hs_slaves),
+	.masters	= omap44xx_usb_otg_hs_masters,
+	.masters_cnt	= ARRAY_SIZE(omap44xx_usb_otg_hs_masters),
+
+	/*
+	 * 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.
+	 */

That comment is good, but you'd better move it to the changelog, because I will not be able to maintain it easily when I will re-generate the OMAP4 hwmod data for next ES.

Benoit

+	.flags		= HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
+	.omap_chip	= OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
+};
+
  static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
  	/* dmm class */
  	&omap44xx_dmm_hwmod,
@@ -472,6 +570,7 @@ static __initdata struct omap_hwmod *oma

  	/* mpu class */
  	&omap44xx_mpu_hwmod,
+	&omap44xx_usb_otg_hs_hwmod,
  	NULL,
  };


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