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Subject[PATCH 5.10 170/563] drm/bridge: ti-sn65dsi86: Set max register for regmap
Date
From: Stephen Boyd <swboyd@chromium.org>

[ Upstream commit 0b665d4af35837f0a0ae63135b84a3c187c1db3b ]

Set the maximum register to 0xff so we can dump the registers for this
device in debugfs.

Fixes: a095f15c00e2 ("drm/bridge: add support for sn65dsi86 bridge driver")
Cc: Rob Clark <robdclark@chromium.org>
Cc: Douglas Anderson <dianders@chromium.org>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211215002529.382383-1-swboyd@chromium.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/bridge/ti-sn65dsi86.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index ecdf9b01340f5..1a58481037b3f 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -171,6 +171,7 @@ static const struct regmap_config ti_sn_bridge_regmap_config = {
.val_bits = 8,
.volatile_table = &ti_sn_bridge_volatile_table,
.cache_type = REGCACHE_NONE,
+ .max_register = 0xFF,
};

static void ti_sn_bridge_write_u16(struct ti_sn_bridge *pdata,
--
2.34.1


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