ARM: OMAP AM35x: clockdomain data: Fix clockdomain dependencies

The am35x family of SoCs do not have an IVA so
a parallel set of clockdomain dependencies are
required that are simililar to OMAP3 but without
any IVA dependencies.

Signed-off-by: Mark A. Greer <mgreer@animalcreek.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>

1 files changed, 144 insertions, 13 deletions

diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c
index 6038adb97710..8e35080026d3 100644
--- a/arch/arm/mach-omap2/clockdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c
@@ -59,6 +59,12 @@ static struct clkdm_dep gfx_sgx_3xxx_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep gfx_sgx_am35x_wkdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430: PM_WKDEP_PER: CORE, IVA2, MPU, WKUP */
 static struct clkdm_dep per_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -69,6 +75,14 @@ static struct clkdm_dep per_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep per_am35x_wkdeps[] = {
+        { .clkdm_name = "core_l3_clkdm" },
+        { .clkdm_name = "core_l4_clkdm" },
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430ES2: PM_WKDEP_USBHOST: CORE, IVA2, MPU, WKUP */
 static struct clkdm_dep usbhost_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -79,6 +93,14 @@ static struct clkdm_dep usbhost_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep usbhost_am35x_wkdeps[] = {
+        { .clkdm_name = "core_l3_clkdm" },
+        { .clkdm_name = "core_l4_clkdm" },
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER */
 static struct clkdm_dep mpu_3xxx_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -89,6 +111,14 @@ static struct clkdm_dep mpu_3xxx_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep mpu_am35x_wkdeps[] = {
+        { .clkdm_name = "core_l3_clkdm" },
+        { .clkdm_name = "core_l4_clkdm" },
+        { .clkdm_name = "dss_clkdm" },
+        { .clkdm_name = "per_clkdm" },
+        { NULL },
+};
+
 /* 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER */
 static struct clkdm_dep iva2_wkdeps[] = {
         { .clkdm_name = "core_l3_clkdm" },
@@ -116,6 +146,12 @@ static struct clkdm_dep dss_wkdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep dss_am35x_wkdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { .clkdm_name = "wkup_clkdm" },
+        { NULL },
+};
+
 /* 3430: PM_WKDEP_NEON: MPU */
 static struct clkdm_dep neon_wkdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -131,6 +167,11 @@ static struct clkdm_dep dss_sleepdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep dss_am35x_sleepdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { NULL },
+};
+
 /* 3430: CM_SLEEPDEP_PER: MPU, IVA */
 static struct clkdm_dep per_sleepdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -138,6 +179,11 @@ static struct clkdm_dep per_sleepdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep per_am35x_sleepdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { NULL },
+};
+
 /* 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA */
 static struct clkdm_dep usbhost_sleepdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -145,6 +191,11 @@ static struct clkdm_dep usbhost_sleepdeps[] = {
         { NULL },
 };
 
+static struct clkdm_dep usbhost_am35x_sleepdeps[] = {
+        { .clkdm_name = "mpu_clkdm" },
+        { NULL },
+};
+
 /* 3430: CM_SLEEPDEP_CAM: MPU */
 static struct clkdm_dep cam_sleepdeps[] = {
         { .clkdm_name = "mpu_clkdm" },
@@ -175,6 +226,15 @@ static struct clockdomain mpu_3xxx_clkdm = {
         .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK,
 };
 
+static struct clockdomain mpu_am35x_clkdm = {
+        .name           = "mpu_clkdm",
+        .pwrdm          = { .name = "mpu_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP | CLKDM_CAN_FORCE_WAKEUP,
+        .dep_bit        = OMAP3430_EN_MPU_SHIFT,
+        .wkdep_srcs     = mpu_am35x_wkdeps,
+        .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK,
+};
+
 static struct clockdomain neon_clkdm = {
         .name           = "neon_clkdm",
         .pwrdm          = { .name = "neon_pwrdm" },
@@ -210,6 +270,15 @@ static struct clockdomain sgx_clkdm = {
         .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK,
 };
 
+static struct clockdomain sgx_am35x_clkdm = {
+        .name           = "sgx_clkdm",
+        .pwrdm          = { .name = "sgx_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .wkdep_srcs     = gfx_sgx_am35x_wkdeps,
+        .sleepdep_srcs  = gfx_sgx_sleepdeps,
+        .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK,
+};
+
 /*
  * The die-to-die clockdomain was documented in the 34xx ES1 TRM, but
  * then that information was removed from the 34xx ES2+ TRM.  It is
@@ -261,6 +330,16 @@ static struct clockdomain dss_3xxx_clkdm = {
         .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK,
 };
 
+static struct clockdomain dss_am35x_clkdm = {
+        .name           = "dss_clkdm",
+        .pwrdm          = { .name = "dss_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .dep_bit        = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT,
+        .wkdep_srcs     = dss_am35x_wkdeps,
+        .sleepdep_srcs  = dss_am35x_sleepdeps,
+        .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK,
+};
+
 static struct clockdomain cam_clkdm = {
         .name           = "cam_clkdm",
         .pwrdm          = { .name = "cam_pwrdm" },
@@ -279,6 +358,15 @@ static struct clockdomain usbhost_clkdm = {
         .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK,
 };
 
+static struct clockdomain usbhost_am35x_clkdm = {
+        .name           = "usbhost_clkdm",
+        .pwrdm          = { .name = "core_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .wkdep_srcs     = usbhost_am35x_wkdeps,
+        .sleepdep_srcs  = usbhost_am35x_sleepdeps,
+        .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK,
+};
+
 static struct clockdomain per_clkdm = {
         .name           = "per_clkdm",
         .pwrdm          = { .name = "per_pwrdm" },
@@ -289,6 +377,16 @@ static struct clockdomain per_clkdm = {
         .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK,
 };
 
+static struct clockdomain per_am35x_clkdm = {
+        .name           = "per_clkdm",
+        .pwrdm          = { .name = "per_pwrdm" },
+        .flags          = CLKDM_CAN_HWSUP_SWSUP,
+        .dep_bit        = OMAP3430_EN_PER_SHIFT,
+        .wkdep_srcs     = per_am35x_wkdeps,
+        .sleepdep_srcs  = per_am35x_sleepdeps,
+        .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK,
+};
+
 /*
  * Disable hw supervised mode for emu_clkdm, because emu_pwrdm is
  * switched of even if sdti is in use
@@ -341,31 +439,44 @@ static struct clkdm_autodep clkdm_autodeps[] = {
         }
 };
 
+static struct clkdm_autodep clkdm_am35x_autodeps[] = {
+        {
+                .clkdm = { .name = "mpu_clkdm" },
+        },
+        {
+                .clkdm = { .name = NULL },
+        }
+};
+
 /*
  *
  */
 
-static struct clockdomain *clockdomains_omap3430_common[] __initdata = {
+static struct clockdomain *clockdomains_common[] __initdata = {
         &wkup_common_clkdm,
         &cm_common_clkdm,
         &prm_common_clkdm,
-        &mpu_3xxx_clkdm,
         &neon_clkdm,
-        &iva2_clkdm,
-        &d2d_clkdm,
         &core_l3_3xxx_clkdm,
         &core_l4_3xxx_clkdm,
-        &dss_3xxx_clkdm,
-        &cam_clkdm,
-        &per_clkdm,
         &emu_clkdm,
         &dpll1_clkdm,
-        &dpll2_clkdm,
         &dpll3_clkdm,
         &dpll4_clkdm,
         NULL
 };
 
+static struct clockdomain *clockdomains_omap3430[] __initdata = {
+        &mpu_3xxx_clkdm,
+        &iva2_clkdm,
+        &d2d_clkdm,
+        &dss_3xxx_clkdm,
+        &cam_clkdm,
+        &per_clkdm,
+        &dpll2_clkdm,
+        NULL
+};
+
 static struct clockdomain *clockdomains_omap3430es1[] __initdata = {
         &gfx_3430es1_clkdm,
         NULL,
@@ -378,21 +489,41 @@ static struct clockdomain *clockdomains_omap3430es2plus[] __initdata = {
         NULL,
 };
 
+static struct clockdomain *clockdomains_am35x[] __initdata = {
+        &mpu_am35x_clkdm,
+        &sgx_am35x_clkdm,
+        &dss_am35x_clkdm,
+        &per_am35x_clkdm,
+        &usbhost_am35x_clkdm,
+        &dpll5_clkdm,
+        NULL
+};
+
 void __init omap3xxx_clockdomains_init(void)
 {
         struct clockdomain **sc;
+        unsigned int rev;
 
         if (!cpu_is_omap34xx())
                 return;
 
         clkdm_register_platform_funcs(&omap3_clkdm_operations);
-        clkdm_register_clkdms(clockdomains_omap3430_common);
+        clkdm_register_clkdms(clockdomains_common);
 
-        sc = (omap_rev() == OMAP3430_REV_ES1_0) ? clockdomains_omap3430es1 :
-                clockdomains_omap3430es2plus;
+        rev = omap_rev();
 
-        clkdm_register_clkdms(sc);
+        if (rev == AM35XX_REV_ES1_0 || rev == AM35XX_REV_ES1_1) {
+                clkdm_register_clkdms(clockdomains_am35x);
+                clkdm_register_autodeps(clkdm_am35x_autodeps);
+        } else {
+                clkdm_register_clkdms(clockdomains_omap3430);
+
+                sc = (rev == OMAP3430_REV_ES1_0) ?
+                        clockdomains_omap3430es1 : clockdomains_omap3430es2plus;
+
+                clkdm_register_clkdms(sc);
+                clkdm_register_autodeps(clkdm_autodeps);
+        }
 
-        clkdm_register_autodeps(clkdm_autodeps);
         clkdm_complete_init();
 }