| Message ID | 52657870-053f-a7f2-13f9-0587de448ae0@frokaschwei.de |
|---|---|
| State | New |
| Headers | show |
| Series | rk3399: Add four clocks to clock driver needed by framebuffer | expand |
On Wed, Feb 26, 2020 at 7:54 PM Wolfram Joost <u-boot at frokaschwei.de> wrote: > > This patch adds the four clock gates > > - ACLK_VOP0 > - ACLK_VOP1 > - HCLK_VOP0 > - HCLK_VOP1 > > to the rockchip rk3399 clock drivers. > > These clock gates were referenced by arch/arm/dts/rk3399.dtsi for > vopb and vopl. > > The driver drivers/video/rockchip/rk3399_vop.c won't get probed > without these clocks and the framebuffer does not work. This needs at least a Signed-off-by: line > --- > drivers/clk/rockchip/clk_rk3399.c | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/drivers/clk/rockchip/clk_rk3399.c > b/drivers/clk/rockchip/clk_rk3399.c > index 865b80cc0f..a3628d4a4c 100644 > --- a/drivers/clk/rockchip/clk_rk3399.c > +++ b/drivers/clk/rockchip/clk_rk3399.c > @@ -923,6 +923,11 @@ static ulong rk3399_clk_get_rate(struct clk *clk) > case DCLK_VOP0: > case DCLK_VOP1: > break; > + case ACLK_VOP0: > + case ACLK_VOP1: > + case HCLK_VOP0: > + case HCLK_VOP1: > + break; > case PCLK_EFUSE1024NS: > break; > case SCLK_SARADC: > @@ -994,6 +999,12 @@ static ulong rk3399_clk_set_rate(struct clk *clk, > ulong rate) > case DCLK_VOP1: > ret = rk3399_vop_set_clk(priv->cru, clk->id, rate); > break; > + case ACLK_VOP0: > + case ACLK_VOP1: > + case HCLK_VOP0: > + case HCLK_VOP1: > + /* clock gates are enabled by default */ > + break; > case SCLK_DDRCLK: > ret = rk3399_ddr_set_clk(priv->cru, rate); > break; > -- > 2.25.1 >
On 15.03.20 16:25, Peter Robinson wrote: > On Wed, Feb 26, 2020 at 7:54 PM Wolfram Joost <u-boot at frokaschwei.de> wrote: >> >> This patch adds the four clock gates >> >> - ACLK_VOP0 >> - ACLK_VOP1 >> - HCLK_VOP0 >> - HCLK_VOP1 >> >> to the rockchip rk3399 clock drivers. >> >> These clock gates were referenced by arch/arm/dts/rk3399.dtsi for >> vopb and vopl. >> >> The driver drivers/video/rockchip/rk3399_vop.c won't get probed >> without these clocks and the framebuffer does not work. > > This needs at least a Signed-off-by: line Right, I simply forgot it. However, there was a more complete patch set previously posted by Jagan Teki on January, 23. Wolfram
diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c index 865b80cc0f..a3628d4a4c 100644 --- a/drivers/clk/rockchip/clk_rk3399.c +++ b/drivers/clk/rockchip/clk_rk3399.c @@ -923,6 +923,11 @@ static ulong rk3399_clk_get_rate(struct clk *clk) case DCLK_VOP0: case DCLK_VOP1: break; + case ACLK_VOP0: + case ACLK_VOP1: + case HCLK_VOP0: + case HCLK_VOP1: + break; case PCLK_EFUSE1024NS: break; case SCLK_SARADC: @@ -994,6 +999,12 @@ static ulong rk3399_clk_set_rate(struct clk *clk, ulong rate) case DCLK_VOP1: ret = rk3399_vop_set_clk(priv->cru, clk->id, rate); break; + case ACLK_VOP0: + case ACLK_VOP1: + case HCLK_VOP0: + case HCLK_VOP1: + /* clock gates are enabled by default */ + break; case SCLK_DDRCLK: ret = rk3399_ddr_set_clk(priv->cru, rate);