drm: bridge: it66121: Fix the register page length

[ Upstream commit 003a1bd6a2a55c16cb2451153533dbedb12bebec ]

Set the register page length or window length to
0x100 according to the documentation.

Fixes: 988156dc2fc9 ("drm: bridge: add it66121 driver")
Signed-off-by: Nicolas Belin <nbelin@baylibre.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220316135733.173950-3-nbelin@baylibre.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c
index 06b59b422c6960abed44418e03c3505eaa27d89c..64912b770086f8abe8e48dbf805a26d94a019002 100644 (file)
--- a/drivers/gpu/drm/bridge/ite-it66121.c
+++ b/drivers/gpu/drm/bridge/ite-it66121.c
@@ -227,7 +227,7 @@ static const struct regmap_range_cfg it66121_regmap_banks[] = {
                .selector_mask = 0x1,
                .selector_shift = 0,
                .window_start = 0x00,
-               .window_len = 0x130,
+               .window_len = 0x100,
        },
 };