Re: [PATCH v3 3/6] clk: actions: Add APB, DMAC, GPIO clock support for Actions S500 SoC

From: Manivannan Sadhasivam
Date: Sun Jul 12 2020 - 12:57:39 EST


On Fri, Jul 03, 2020 at 08:05:09PM +0300, Cristian Ciocaltea wrote:
> Add support for the missing APB, DMAC and GPIO clocks in the Actions
> Semi S500 SoC clock driver.
>
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxx>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>

Thanks,
Mani

> ---
> Changes in v3:
> - None
>
> Changes in v2:
> - None
>
> drivers/clk/actions/owl-s500.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c
> index 0eb83a0b70bc..025a8f6d6482 100644
> --- a/drivers/clk/actions/owl-s500.c
> +++ b/drivers/clk/actions/owl-s500.c
> @@ -175,6 +175,8 @@ static OWL_MUX(dev_clk, "dev_clk", dev_clk_mux_p, CMU_DEVPLL, 12, 1, CLK_SET_RAT
> static OWL_MUX(ahbprediv_clk, "ahbprediv_clk", ahbprediv_clk_mux_p, CMU_BUSCLK1, 8, 3, CLK_SET_RATE_PARENT);
>
> /* gate clocks */
> +static OWL_GATE(gpio_clk, "gpio_clk", "apb_clk", CMU_DEVCLKEN0, 18, 0, 0);
> +static OWL_GATE(dmac_clk, "dmac_clk", "h_clk", CMU_DEVCLKEN0, 1, 0, 0);
> static OWL_GATE(spi0_clk, "spi0_clk", "ahb_clk", CMU_DEVCLKEN1, 10, 0, CLK_IGNORE_UNUSED);
> static OWL_GATE(spi1_clk, "spi1_clk", "ahb_clk", CMU_DEVCLKEN1, 11, 0, CLK_IGNORE_UNUSED);
> static OWL_GATE(spi2_clk, "spi2_clk", "ahb_clk", CMU_DEVCLKEN1, 12, 0, CLK_IGNORE_UNUSED);
> @@ -184,6 +186,7 @@ static OWL_GATE(hdmi_clk, "hdmi_clk", "hosc", CMU_DEVCLKEN1, 3, 0, 0);
>
> /* divider clocks */
> static OWL_DIVIDER(h_clk, "h_clk", "ahbprediv_clk", CMU_BUSCLK1, 12, 2, NULL, 0, 0);
> +static OWL_DIVIDER(apb_clk, "apb_clk", "ahb_clk", CMU_BUSCLK1, 14, 2, NULL, 0, 0);
> static OWL_DIVIDER(rmii_ref_clk, "rmii_ref_clk", "ethernet_pll_clk", CMU_ETHERNETPLL, 1, 1, rmii_ref_div_table, 0, 0);
>
> /* factor clocks */
> @@ -428,6 +431,9 @@ static struct owl_clk_common *s500_clks[] = {
> &spdif_clk.common,
> &nand_clk.common,
> &ecc_clk.common,
> + &apb_clk.common,
> + &dmac_clk.common,
> + &gpio_clk.common,
> };
>
> static struct clk_hw_onecell_data s500_hw_clks = {
> @@ -484,6 +490,9 @@ static struct clk_hw_onecell_data s500_hw_clks = {
> [CLK_SPDIF] = &spdif_clk.common.hw,
> [CLK_NAND] = &nand_clk.common.hw,
> [CLK_ECC] = &ecc_clk.common.hw,
> + [CLK_APB] = &apb_clk.common.hw,
> + [CLK_DMAC] = &dmac_clk.common.hw,
> + [CLK_GPIO] = &gpio_clk.common.hw,
> },
> .num = CLK_NR_CLKS,
> };
> --
> 2.27.0
>