diff options
| author | Neil Armstrong <narmstrong@baylibre.com> | 2019-03-25 15:18:21 +0100 |
|---|---|---|
| committer | Neil Armstrong <narmstrong@baylibre.com> | 2019-04-09 11:26:02 +0200 |
| commit | 64d598a106c3d6c06071fd66780d3d7d7d15251a (patch) | |
| tree | 975f16e57eeba44227893f7f5d5fc43fda5f43cb /drivers/gpu/drm/meson/meson_venc_cvbs.c | |
| parent | 68679d41a3d6d7e55ed49b4e5688d1089de7c5a7 (diff) | |
drm/meson: Add G12A support for CVBS Encoder
The Meson G12A SoCs uses the exact same CVBS encoder except a simple
CVBS DAC register offset and settings delta.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
[narmstrong: fixed subject typo]
Tested-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Jerome Brunet <jbrunet@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190325141824.21259-9-narmstrong@baylibre.com
Diffstat (limited to 'drivers/gpu/drm/meson/meson_venc_cvbs.c')
| -rw-r--r-- | drivers/gpu/drm/meson/meson_venc_cvbs.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/gpu/drm/meson/meson_venc_cvbs.c b/drivers/gpu/drm/meson/meson_venc_cvbs.c index d622d817b6df..2c5341c881c4 100644 --- a/drivers/gpu/drm/meson/meson_venc_cvbs.c +++ b/drivers/gpu/drm/meson/meson_venc_cvbs.c @@ -37,7 +37,9 @@ /* HHI VDAC Registers */ #define HHI_VDAC_CNTL0 0x2F4 /* 0xbd offset in data sheet */ +#define HHI_VDAC_CNTL0_G12A 0x2EC /* 0xbd offset in data sheet */ #define HHI_VDAC_CNTL1 0x2F8 /* 0xbe offset in data sheet */ +#define HHI_VDAC_CNTL1_G12A 0x2F0 /* 0xbe offset in data sheet */ struct meson_venc_cvbs { struct drm_encoder encoder; @@ -166,8 +168,13 @@ static void meson_venc_cvbs_encoder_disable(struct drm_encoder *encoder) struct meson_drm *priv = meson_venc_cvbs->priv; /* Disable CVBS VDAC */ - regmap_write(priv->hhi, HHI_VDAC_CNTL0, 0); - regmap_write(priv->hhi, HHI_VDAC_CNTL1, 8); + if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) { + regmap_write(priv->hhi, HHI_VDAC_CNTL0_G12A, 0); + regmap_write(priv->hhi, HHI_VDAC_CNTL1_G12A, 0); + } else { + regmap_write(priv->hhi, HHI_VDAC_CNTL0, 0); + regmap_write(priv->hhi, HHI_VDAC_CNTL1, 8); + } } static void meson_venc_cvbs_encoder_enable(struct drm_encoder *encoder) @@ -179,13 +186,17 @@ static void meson_venc_cvbs_encoder_enable(struct drm_encoder *encoder) /* VDAC0 source is not from ATV */ writel_bits_relaxed(BIT(5), 0, priv->io_base + _REG(VENC_VDAC_DACSEL0)); - if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) + if (meson_vpu_is_compatible(priv, "amlogic,meson-gxbb-vpu")) { regmap_write(priv->hhi, HHI_VDAC_CNTL0, 1); - else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") || - meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) + regmap_write(priv->hhi, HHI_VDAC_CNTL1, 0); + } else if (meson_vpu_is_compatible(priv, "amlogic,meson-gxm-vpu") || + meson_vpu_is_compatible(priv, "amlogic,meson-gxl-vpu")) { regmap_write(priv->hhi, HHI_VDAC_CNTL0, 0xf0001); - - regmap_write(priv->hhi, HHI_VDAC_CNTL1, 0); + regmap_write(priv->hhi, HHI_VDAC_CNTL1, 0); + } else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu")) { + regmap_write(priv->hhi, HHI_VDAC_CNTL0_G12A, 0x906001); + regmap_write(priv->hhi, HHI_VDAC_CNTL1_G12A, 0); + } } static void meson_venc_cvbs_encoder_mode_set(struct drm_encoder *encoder, |