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path: root/drivers/soc/imx
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Diffstat (limited to 'drivers/soc/imx')
-rw-r--r--drivers/soc/imx/gpc.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/soc/imx/gpc.c b/drivers/soc/imx/gpc.c
index 32f0748fd067..403f3f2f43bd 100644
--- a/drivers/soc/imx/gpc.c
+++ b/drivers/soc/imx/gpc.c
@@ -47,7 +47,6 @@ struct imx_pm_domain {
unsigned int reg_offs;
signed char cntr_pdn_bit;
unsigned int ipg_rate_mhz;
- unsigned int flags;
};
static inline struct imx_pm_domain *
@@ -62,9 +61,6 @@ static int imx6_pm_domain_power_off(struct generic_pm_domain *genpd)
int iso, iso2sw;
u32 val;
- if (pd->flags & PGC_DOMAIN_FLAG_NO_PD)
- return -EBUSY;
-
/* Read ISO and ISO2SW power down delays */
regmap_read(pd->regmap, pd->reg_offs + GPC_PGC_PUPSCR_OFFS, &val);
iso = val & 0x3f;
@@ -288,26 +284,31 @@ static struct imx_pm_domain imx_gpc_domains[] = {
struct imx_gpc_dt_data {
int num_domains;
bool err009619_present;
+ bool err006287_present;
};
static const struct imx_gpc_dt_data imx6q_dt_data = {
.num_domains = 2,
.err009619_present = false,
+ .err006287_present = false,
};
static const struct imx_gpc_dt_data imx6qp_dt_data = {
.num_domains = 2,
.err009619_present = true,
+ .err006287_present = false,
};
static const struct imx_gpc_dt_data imx6sl_dt_data = {
.num_domains = 3,
.err009619_present = false,
+ .err006287_present = true,
};
static const struct imx_gpc_dt_data imx6sx_dt_data = {
.num_domains = 4,
.err009619_present = false,
+ .err006287_present = false,
};
static const struct of_device_id imx_gpc_dt_ids[] = {
@@ -413,8 +414,13 @@ static int imx_gpc_probe(struct platform_device *pdev)
/* Disable PU power down in normal operation if ERR009619 is present */
if (of_id_data->err009619_present)
- imx_gpc_domains[GPC_PGC_DOMAIN_PU].flags |=
- PGC_DOMAIN_FLAG_NO_PD;
+ imx_gpc_domains[GPC_PGC_DOMAIN_PU].base.flags |=
+ GENPD_FLAG_ALWAYS_ON;
+
+ /* Keep DISP always on if ERR006287 is present */
+ if (of_id_data->err006287_present)
+ imx_gpc_domains[GPC_PGC_DOMAIN_DISPLAY].base.flags |=
+ GENPD_FLAG_ALWAYS_ON;
if (!pgc_node) {
ret = imx_gpc_old_dt_init(&pdev->dev, regmap,