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path: root/drivers/pmdomain/imx/imx8m-blk-ctrl.c
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Diffstat (limited to 'drivers/pmdomain/imx/imx8m-blk-ctrl.c')
-rw-r--r--drivers/pmdomain/imx/imx8m-blk-ctrl.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pmdomain/imx/imx8m-blk-ctrl.c b/drivers/pmdomain/imx/imx8m-blk-ctrl.c
index 912802b5215b..5c83e5599f1e 100644
--- a/drivers/pmdomain/imx/imx8m-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx8m-blk-ctrl.c
@@ -665,6 +665,11 @@ static const struct imx8m_blk_ctrl_data imx8mn_disp_blk_ctl_dev_data = {
#define LCDIF_1_RD_HURRY GENMASK(15, 13)
#define LCDIF_0_RD_HURRY GENMASK(12, 10)
+#define ISI_CACHE_CTRL 0x50
+#define ISI_V_WR_HURRY GENMASK(28, 26)
+#define ISI_U_WR_HURRY GENMASK(25, 23)
+#define ISI_Y_WR_HURRY GENMASK(22, 20)
+
static int imx8mp_media_power_notifier(struct notifier_block *nb,
unsigned long action, void *data)
{
@@ -694,6 +699,11 @@ static int imx8mp_media_power_notifier(struct notifier_block *nb,
regmap_set_bits(bc->regmap, LCDIF_ARCACHE_CTRL,
FIELD_PREP(LCDIF_1_RD_HURRY, 7) |
FIELD_PREP(LCDIF_0_RD_HURRY, 7));
+ /* Same here for ISI */
+ regmap_set_bits(bc->regmap, ISI_CACHE_CTRL,
+ FIELD_PREP(ISI_V_WR_HURRY, 7) |
+ FIELD_PREP(ISI_U_WR_HURRY, 7) |
+ FIELD_PREP(ISI_Y_WR_HURRY, 7));
}
return NOTIFY_OK;