From: "Varadarajan, Charulatha" <charu@ti.com>
To: tony@atomide.com, wim@iguana.be, linux-watchdog@vger.kernel.org
Cc: khilman@deeprootsystems.com, paul@pwsan.com, b-cousson@ti.com,
rnayak@ti.com, p-basak2@ti.com, linux-omap@vger.kernel.org,
"Varadarajan, Charulatha" <charu@ti.com>
Subject: [PATCH v6 2/7] OMAP3: hwmod data: Add watchdog timer
Date: Fri, 17 Sep 2010 19:48:51 +0530 [thread overview]
Message-ID: <1284733136-20952-3-git-send-email-charu@ti.com> (raw)
In-Reply-To: <1284733136-20952-1-git-send-email-charu@ti.com>
Add watchdog timer hwmod data for OMAP3 chip
Signed-off-by: Charulatha V <charu@ti.com>
---
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 65 ++++++++++++++++++++++++++++
1 files changed, 65 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 5d8eb58..2872430 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -36,6 +36,7 @@ static struct omap_hwmod omap3xxx_iva_hwmod;
static struct omap_hwmod omap3xxx_l3_main_hwmod;
static struct omap_hwmod omap3xxx_l4_core_hwmod;
static struct omap_hwmod omap3xxx_l4_per_hwmod;
+static struct omap_hwmod omap3xxx_wd_timer2_hwmod;
/* L3 -> L4_CORE interface */
static struct omap_hwmod_ocp_if omap3xxx_l3_main__l4_core = {
@@ -197,6 +198,69 @@ static struct omap_hwmod omap3xxx_iva_hwmod = {
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
};
+/* l4_wkup -> wd_timer2 */
+static struct omap_hwmod_addr_space omap3xxx_wd_timer2_addrs[] = {
+ {
+ .pa_start = 0x48314000,
+ .pa_end = 0x4831407f,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+static struct omap_hwmod_ocp_if omap3xxx_l4_wkup__wd_timer2 = {
+ .master = &omap3xxx_l4_wkup_hwmod,
+ .slave = &omap3xxx_wd_timer2_hwmod,
+ .clk = "wdt2_ick",
+ .addr = omap3xxx_wd_timer2_addrs,
+ .addr_cnt = ARRAY_SIZE(omap3xxx_wd_timer2_addrs),
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
+/*
+ * 'wd_timer' class
+ * 32-bit watchdog upward counter that generates a pulse on the reset pin on
+ * overflow condition
+ */
+
+static struct omap_hwmod_class_sysconfig omap3xxx_wd_timer_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .syss_offs = 0x0014,
+ .sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_EMUFREE |
+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE | SYSC_HAS_CLOCKACTIVITY),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class omap3xxx_wd_timer_hwmod_class = {
+ .name = "wd_timer",
+ .sysc = &omap3xxx_wd_timer_sysc,
+};
+
+/* wd_timer2 */
+static struct omap_hwmod_ocp_if *omap3xxx_wd_timer2_slaves[] = {
+ &omap3xxx_l4_wkup__wd_timer2,
+};
+
+static struct omap_hwmod omap3xxx_wd_timer2_hwmod = {
+ .name = "wd_timer2",
+ .class = &omap3xxx_wd_timer_hwmod_class,
+ .main_clk = "wdt2_fck",
+ .prcm = {
+ .omap2 = {
+ .prcm_reg_id = 1,
+ .module_bit = OMAP3430_EN_WDT2_SHIFT,
+ .module_offs = WKUP_MOD,
+ .idlest_reg_id = 1,
+ .idlest_idle_bit = OMAP3430_EN_WDT2_SHIFT,
+ },
+ },
+ .slaves = omap3xxx_wd_timer2_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap3xxx_wd_timer2_slaves),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+};
+
static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
&omap3xxx_l3_main_hwmod,
&omap3xxx_l4_core_hwmod,
@@ -204,6 +268,7 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
&omap3xxx_l4_wkup_hwmod,
&omap3xxx_mpu_hwmod,
&omap3xxx_iva_hwmod,
+ &omap3xxx_wd_timer2_hwmod,
NULL,
};
--
1.7.0.4
next prev parent reply other threads:[~2010-09-17 14:19 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-17 14:18 [PATCH v6 0/7] OMAP: WDT: Implement WDT in hwmod way Varadarajan, Charulatha
2010-09-17 14:18 ` [PATCH v6 1/7] OMAP2PLUS: WDT: Add ICLKEN, FCLKEN, WKEN shared bits for WDT Varadarajan, Charulatha
2010-09-17 14:18 ` Varadarajan, Charulatha [this message]
2010-09-17 14:18 ` [PATCH v6 3/7] OMAP2420: hwmod data: Add watchdog timer Varadarajan, Charulatha
2010-09-17 14:18 ` [PATCH v6 4/7] OMAP2430: " Varadarajan, Charulatha
2010-09-17 14:18 ` [PATCH v6 5/7] OMAP4: " Varadarajan, Charulatha
2010-09-17 14:18 ` [PATCH v6 6/7] OMAP2PLUS: WDT: use omap_device_build for device registration Varadarajan, Charulatha
2010-09-17 14:18 ` [PATCH v6 7/7] OMAP: WDT: Use PM runtime APIs instead of clk FW APIs Varadarajan, Charulatha
2010-09-17 17:22 ` [PATCH v6 0/7] OMAP: WDT: Implement WDT in hwmod way Tony Lindgren
2010-09-17 22:34 ` Kevin Hilman
2010-09-17 22:34 ` Kevin Hilman
2010-09-20 17:16 ` Tony Lindgren
2010-09-20 20:48 ` Kevin Hilman
2010-09-20 20:48 ` Kevin Hilman
2010-09-20 20:56 ` Tony Lindgren
2010-09-22 0:35 ` Paul Walmsley
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