Commit 92b18d1c authored by Benoit Cousson's avatar Benoit Cousson Committed by Kevin Hilman
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OMAP4: hwmod data: Add watchdog timer



Add watchdog timer hwmod data for OMAP4 chip

Note: wd_timer3 in enabled in the hwmod list but it is
not yet supported by the watchdog driver.
Signed-off-by: default avatarBenoit Cousson <b-cousson@ti.com>
Signed-off-by: default avatarCharulatha V <charu@ti.com>
Signed-off-by: default avatarKevin Hilman <khilman@deeprootsystems.com>
parent 165e2161
......@@ -452,6 +452,136 @@ static struct omap_hwmod omap44xx_mpu_hwmod = {
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
};
/*
* '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 omap44xx_wd_timer_sysc = {
.rev_offs = 0x0000,
.sysc_offs = 0x0010,
.syss_offs = 0x0014,
.sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_EMUFREE |
SYSC_HAS_SOFTRESET),
.idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
.sysc_fields = &omap_hwmod_sysc_type1,
};
static struct omap_hwmod_class omap44xx_wd_timer_hwmod_class = {
.name = "wd_timer",
.sysc = &omap44xx_wd_timer_sysc,
};
/* wd_timer2 */
static struct omap_hwmod omap44xx_wd_timer2_hwmod;
static struct omap_hwmod_irq_info omap44xx_wd_timer2_irqs[] = {
{ .irq = 80 + OMAP44XX_IRQ_GIC_START },
};
static struct omap_hwmod_addr_space omap44xx_wd_timer2_addrs[] = {
{
.pa_start = 0x4a314000,
.pa_end = 0x4a31407f,
.flags = ADDR_TYPE_RT
},
};
/* l4_wkup -> wd_timer2 */
static struct omap_hwmod_ocp_if omap44xx_l4_wkup__wd_timer2 = {
.master = &omap44xx_l4_wkup_hwmod,
.slave = &omap44xx_wd_timer2_hwmod,
.clk = "l4_wkup_clk_mux_ck",
.addr = omap44xx_wd_timer2_addrs,
.addr_cnt = ARRAY_SIZE(omap44xx_wd_timer2_addrs),
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
/* wd_timer2 slave ports */
static struct omap_hwmod_ocp_if *omap44xx_wd_timer2_slaves[] = {
&omap44xx_l4_wkup__wd_timer2,
};
static struct omap_hwmod omap44xx_wd_timer2_hwmod = {
.name = "wd_timer2",
.class = &omap44xx_wd_timer_hwmod_class,
.mpu_irqs = omap44xx_wd_timer2_irqs,
.mpu_irqs_cnt = ARRAY_SIZE(omap44xx_wd_timer2_irqs),
.main_clk = "wd_timer2_fck",
.prcm = {
.omap4 = {
.clkctrl_reg = OMAP4430_CM_WKUP_WDT2_CLKCTRL,
},
},
.slaves = omap44xx_wd_timer2_slaves,
.slaves_cnt = ARRAY_SIZE(omap44xx_wd_timer2_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
};
/* wd_timer3 */
static struct omap_hwmod omap44xx_wd_timer3_hwmod;
static struct omap_hwmod_irq_info omap44xx_wd_timer3_irqs[] = {
{ .irq = 36 + OMAP44XX_IRQ_GIC_START },
};
static struct omap_hwmod_addr_space omap44xx_wd_timer3_addrs[] = {
{
.pa_start = 0x40130000,
.pa_end = 0x4013007f,
.flags = ADDR_TYPE_RT
},
};
/* l4_abe -> wd_timer3 */
static struct omap_hwmod_ocp_if omap44xx_l4_abe__wd_timer3 = {
.master = &omap44xx_l4_abe_hwmod,
.slave = &omap44xx_wd_timer3_hwmod,
.clk = "ocp_abe_iclk",
.addr = omap44xx_wd_timer3_addrs,
.addr_cnt = ARRAY_SIZE(omap44xx_wd_timer3_addrs),
.user = OCP_USER_MPU,
};
/* l4_abe -> wd_timer3 (dma) */
static struct omap_hwmod_addr_space omap44xx_wd_timer3_dma_addrs[] = {
{
.pa_start = 0x49030000,
.pa_end = 0x4903007f,
.flags = ADDR_TYPE_RT
},
};
static struct omap_hwmod_ocp_if omap44xx_l4_abe__wd_timer3_dma = {
.master = &omap44xx_l4_abe_hwmod,
.slave = &omap44xx_wd_timer3_hwmod,
.clk = "ocp_abe_iclk",
.addr = omap44xx_wd_timer3_dma_addrs,
.addr_cnt = ARRAY_SIZE(omap44xx_wd_timer3_dma_addrs),
.user = OCP_USER_SDMA,
};
/* wd_timer3 slave ports */
static struct omap_hwmod_ocp_if *omap44xx_wd_timer3_slaves[] = {
&omap44xx_l4_abe__wd_timer3,
&omap44xx_l4_abe__wd_timer3_dma,
};
static struct omap_hwmod omap44xx_wd_timer3_hwmod = {
.name = "wd_timer3",
.class = &omap44xx_wd_timer_hwmod_class,
.mpu_irqs = omap44xx_wd_timer3_irqs,
.mpu_irqs_cnt = ARRAY_SIZE(omap44xx_wd_timer3_irqs),
.main_clk = "wd_timer3_fck",
.prcm = {
.omap4 = {
.clkctrl_reg = OMAP4430_CM1_ABE_WDT3_CLKCTRL,
},
},
.slaves = omap44xx_wd_timer3_slaves,
.slaves_cnt = ARRAY_SIZE(omap44xx_wd_timer3_slaves),
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
};
static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
/* dmm class */
&omap44xx_dmm_hwmod,
......@@ -472,6 +602,9 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
/* mpu class */
&omap44xx_mpu_hwmod,
/* wd_timer class */
&omap44xx_wd_timer2_hwmod,
&omap44xx_wd_timer3_hwmod,
NULL,
};
......
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