Re: [PATCH v5 12/20] clk: samsung: clk-gs101: Add cmu_top, cmu_misc and cmu_apm support

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On Fri, 2023-12-01 at 16:09 +0000, Peter Griffin wrote:
> cmu_top is the top level clock management unit which contains PLLs, muxes,
> dividers and gates that feed the other clock management units.
> 
> cmu_misc clocks IPs such as Watchdog and cmu_apm clocks ips part of the
> APM module.
> 
> Acked-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Tested-by: Will McVicker <willmcvicker@xxxxxxxxxx>
> Signed-off-by: Peter Griffin <peter.griffin@xxxxxxxxxx>
> ---
>  drivers/clk/samsung/Makefile    |    1 +
>  drivers/clk/samsung/clk-gs101.c | 2495 +++++++++++++++++++++++++++++++
>  2 files changed, 2496 insertions(+)
>  create mode 100644 drivers/clk/samsung/clk-gs101.c
> 
> diff --git a/drivers/clk/samsung/Makefile b/drivers/clk/samsung/Makefile
> index ebbeacabe88f..3056944a5a54 100644
> --- a/drivers/clk/samsung/Makefile
> +++ b/drivers/clk/samsung/Makefile
> @@ -21,6 +21,7 @@ obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK)	+= clk-exynos7.o
>  obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK)	+= clk-exynos7885.o
>  obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK)	+= clk-exynos850.o
>  obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK)	+= clk-exynosautov9.o
> +obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK)	+= clk-gs101.o
>  obj-$(CONFIG_S3C64XX_COMMON_CLK)	+= clk-s3c64xx.o
>  obj-$(CONFIG_S5PV210_COMMON_CLK)	+= clk-s5pv210.o clk-s5pv210-audss.o
>  obj-$(CONFIG_TESLA_FSD_COMMON_CLK)	+= clk-fsd.o
> diff --git a/drivers/clk/samsung/clk-gs101.c b/drivers/clk/samsung/clk-gs101.c
> new file mode 100644
> index 000000000000..6bd233a7ab63
> --- /dev/null
> +++ b/drivers/clk/samsung/clk-gs101.c
> @@ -0,0 +1,2495 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (C) 2023 Linaro Ltd.
> + * Author: Peter Griffin <peter.griffin@xxxxxxxxxx>
> + *
> + * Common Clock Framework support for GS101.
> + */
> [...]
> +
> +/* List of parent clocks for Muxes in CMU_TOP: for CMU_HSI0 */
> +PNAME(mout_cmu_hsi0_usb31drd_p)	= { "oscclk", "dout_shared2_div2" };
> +
> +PNAME(mout_cmu_hsi0_bus_p)	= { "dout_shared0_div4", "dout_shared1_div4",
> +				    "dout_shared2_div2", "dout_shared3_div2",
> +				    "fout_spare_pll" };

This should also be updated....
 
> [...]
> +	MUX(CLK_MOUT_HSI0_BUS, "mout_cmu_hsi0_bus", mout_cmu_hsi0_bus_p,
> +	    CLK_CON_MUX_MUX_CLKCMU_HSI0_BUS, 0, 3),

...because we have 8 possibilities now.

(I didn't check the other parents, but you mentioned you updated field widths
in other registers, too, so maybe need to double check the parent strings as well)


Cheers,
Andre'






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