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    Subject[PATCH v2 3/4] OMAP4: hwmod data: Add hwspinlock
    Date
    From: Benoit Cousson <b-cousson@ti.com>

    Add hwspinlock hwmod data for OMAP4 chip

    Signed-off-by: Cousson, Benoit <b-cousson@ti.com>
    Signed-off-by: Hari Kanigeri <h-kanigeri2@ti.com>
    Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com>
    Cc: Paul Walmsley <paul@pwsan.com>
    ---
    arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 63 ++++++++++++++++++++++++++++
    1 files changed, 63 insertions(+), 0 deletions(-)

    diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
    index 0d5c6eb..07c3654 100644
    --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
    +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
    @@ -1043,6 +1043,66 @@ static struct omap_hwmod omap44xx_uart4_hwmod = {
    .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
    };

    +/*
    + * 'spinlock' class
    + * spinlock provides hardware assistance for synchronizing the processes
    + * running on multiple processors
    + */
    +
    +static struct omap_hwmod_class_sysconfig omap44xx_spinlock_sysc = {
    + .rev_offs = 0x0000,
    + .sysc_offs = 0x0010,
    + .syss_offs = 0x0014,
    + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_CLOCKACTIVITY |
    + SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE |
    + SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS),
    + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
    + .sysc_fields = &omap_hwmod_sysc_type1,
    +};
    +
    +static struct omap_hwmod_class omap44xx_spinlock_hwmod_class = {
    + .name = "spinlock",
    + .sysc = &omap44xx_spinlock_sysc,
    +};
    +
    +/* spinlock */
    +static struct omap_hwmod omap44xx_spinlock_hwmod;
    +static struct omap_hwmod_addr_space omap44xx_spinlock_addrs[] = {
    + {
    + .pa_start = 0x4a0f6000,
    + .pa_end = 0x4a0f6fff,
    + .flags = ADDR_TYPE_RT
    + },
    +};
    +
    +/* l4_cfg -> spinlock */
    +static struct omap_hwmod_ocp_if omap44xx_l4_cfg__spinlock = {
    + .master = &omap44xx_l4_cfg_hwmod,
    + .slave = &omap44xx_spinlock_hwmod,
    + .clk = "l4_div_ck",
    + .addr = omap44xx_spinlock_addrs,
    + .addr_cnt = ARRAY_SIZE(omap44xx_spinlock_addrs),
    + .user = OCP_USER_MPU | OCP_USER_SDMA,
    +};
    +
    +/* spinlock slave ports */
    +static struct omap_hwmod_ocp_if *omap44xx_spinlock_slaves[] = {
    + &omap44xx_l4_cfg__spinlock,
    +};
    +
    +static struct omap_hwmod omap44xx_spinlock_hwmod = {
    + .name = "spinlock",
    + .class = &omap44xx_spinlock_hwmod_class,
    + .prcm = {
    + .omap4 = {
    + .clkctrl_reg = OMAP4430_CM_L4CFG_HW_SEM_CLKCTRL,
    + },
    + },
    + .slaves = omap44xx_spinlock_slaves,
    + .slaves_cnt = ARRAY_SIZE(omap44xx_spinlock_slaves),
    + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
    +};
    +
    static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
    /* dmm class */
    &omap44xx_dmm_hwmod,
    @@ -1077,6 +1137,9 @@ static __initdata struct omap_hwmod *omap44xx_hwmods[] = {
    &omap44xx_uart2_hwmod,
    &omap44xx_uart3_hwmod,
    &omap44xx_uart4_hwmod,
    +
    + /* spinlock class */
    + &omap44xx_spinlock_hwmod,
    NULL,
    };

    --
    1.7.0.4


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