On Tue, Oct 20, 2020 at 2:39 PM Helen Koike <helen.koike@xxxxxxxxxxxxx> wrote: > > aclk_isp_wrap is a child of aclk_isp, and hclk_isp_wrap is a child of > hclk_isp, thus we can remove parents from the list. > > Also, for the isp0, we only need the ISP clock, ACLK and HCLK. > In the future we'll need a pixel clock for RK3288 and RK3399, and a JPEG > clock for RK3288. > > So with the goal to cleanup the dt-bindings and remove it from staging, > simplify clock names to isp, aclk and hclk. > > Assigned clocks are meant to refer to the full path in the clock tree, > i.e. the leaf in the tree. > For instance, in RK3399, the clock responsible for ACLK (ISP AXI CLOCK) > is aclk_isp0_wrapper. > > For reference, this is the isp clock topology on RK3399: > > xin24m > pll_npll > npll > clk_isp1 > clk_isp0 > pll_cpll > cpll > aclk_isp1 > aclk_isp1_noc > hclk_isp1 > aclk_isp1_wrapper > hclk_isp1_noc > aclk_isp0 > hclk_isp1_wrapper > aclk_isp0_wrapper > aclk_isp0_noc > hclk_isp0 > hclk_isp0_wrapper > hclk_isp0_noc > pclkin_isp1_wrapper > > Signed-off-by: Helen Koike <helen.koike@xxxxxxxxxxxxx> > Reviewed-by: Tomasz Figa <tfiga@xxxxxxxxxxxx> > > --- > > Changes in V6: > - Define clocks in the top level, and use if/else schema to define how > many for each compatible as sugested by Rob Herring on > https://patchwork.linuxtv.org/project/linux-media/patch/20200722155533.252844-6-helen.koike@xxxxxxxxxxxxx/#122626 > --- > .../bindings/media/rockchip-isp1.yaml | 44 +++++++++++++------ > drivers/staging/media/rkisp1/rkisp1-dev.c | 8 ++-- > 2 files changed, 33 insertions(+), 19 deletions(-) Reviewed-by: Rob Herring <robh@xxxxxxxxxx> _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
