[PATCH v4 5/7] clk: mediatek: Add subsystem clocks of MT8173

Daniel Kurtz djkurtz at chromium.org
Fri Jul 24 04:18:43 PDT 2015


On Fri, Jul 24, 2015 at 11:02 AM, James Liao <jamesjj.liao at mediatek.com> wrote:
> Most multimedia subsystem clocks will be accessed by multiple
> drivers, so it's a better way to manage these clocks in CCF.
> This patch adds clock support for MM, IMG, VDEC, VENC and VENC_LT
> subsystems.
>
> Signed-off-by: James Liao <jamesjj.liao at mediatek.com>
> ---
>  drivers/clk/mediatek/clk-mt8173.c      | 267 +++++++++++++++++++++++++++++++++
>  include/dt-bindings/clock/mt8173-clk.h |  97 +++++++++++-
>  2 files changed, 361 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/clk/mediatek/clk-mt8173.c b/drivers/clk/mediatek/clk-mt8173.c
> index a72ce82..2cf6620 100644
> --- a/drivers/clk/mediatek/clk-mt8173.c
> +++ b/drivers/clk/mediatek/clk-mt8173.c
> @@ -27,6 +27,10 @@ static DEFINE_SPINLOCK(mt8173_clk_lock);
>  static const struct mtk_fixed_clk fixed_clks[] __initconst = {
>         FIXED_CLK(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", "clk26m", 400 * MHZ),
>         FIXED_CLK(CLK_TOP_USB_SYSPLL_125M, "usb_syspll_125m", "clk26m", 125 * MHZ),
> +       FIXED_CLK(CLK_TOP_DSI0_DIG, "dsi0_dig", "clk26m", 130 * MHZ),
> +       FIXED_CLK(CLK_TOP_DSI1_DIG, "dsi1_dig", "clk26m", 130 * MHZ),
> +       FIXED_CLK(CLK_TOP_LVDS_PXL, "lvds_pxl", "lvdspll", 148.5 * MHZ),
> +       FIXED_CLK(CLK_TOP_LVDS_CTS, "lvds_cts", "lvdspll", 51.975 * MHZ),
>  };
>
>  static const struct mtk_fixed_factor top_divs[] __initconst = {
> @@ -699,6 +703,183 @@ static const struct mtk_composite peri_clks[] __initconst = {
>         MUX(CLK_PERI_UART3_SEL, "uart3_ck_sel", uart_ck_sel_parents, 0x40c, 3, 1),
>  };
>
> +static const struct mtk_gate_regs cg_regs_4_8_0 = {

All of these regs tables can be __initconst.

Otherwise:
Reviewed-by: Daniel Kurtz <djkurtz at chromium.org>

-Dan



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