[PATCH 8/9] drm: meson: add macro used to enable HDMI PLL

[Julien Masson]

This patch add new macro HHI_HDMI_PLL_CNTL_EN which is used to enable
HDMI PLL.

Signed-off-by: Julien Masson <jmas...@baylibre.com>
---
 drivers/gpu/drm/meson/meson_vclk.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/meson/meson_vclk.c 
b/drivers/gpu/drm/meson/meson_vclk.c
index e7c2b439d0f7..be6e152fc75a 100644
--- a/drivers/gpu/drm/meson/meson_vclk.c
+++ b/drivers/gpu/drm/meson/meson_vclk.c
@@ -96,6 +96,7 @@
 #define HHI_VDAC_CNTL1         0x2F8 /* 0xbe offset in data sheet */
 
 #define HHI_HDMI_PLL_CNTL      0x320 /* 0xc8 offset in data sheet */
+#define HHI_HDMI_PLL_CNTL_EN   BIT(30)
 #define HHI_HDMI_PLL_CNTL2     0x324 /* 0xc9 offset in data sheet */
 #define HHI_HDMI_PLL_CNTL3     0x328 /* 0xca offset in data sheet */
 #define HHI_HDMI_PLL_CNTL4     0x32C /* 0xcb offset in data sheet */
@@ -468,7 +469,7 @@ void meson_hdmi_pll_set_params(struct meson_drm *priv, 
unsigned int m,
 
                /* Enable and unreset */
                regmap_update_bits(priv->hhi, HHI_HDMI_PLL_CNTL,
-                                  0x7 << 28, 0x4 << 28);
+                                  0x7 << 28, HHI_HDMI_PLL_CNTL_EN);
 
                /* Poll for lock bit */
                regmap_read_poll_timeout(priv->hhi, HHI_HDMI_PLL_CNTL,
-- 
2.17.1