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SubjectRe: [PATCH V2 3/4] clk: imx: imx8mm: use imx8m_clk_hw_composite_core
Date
On 10.01.2020 09:18, Peng Fan wrote:
> From: Peng Fan <peng.fan@nxp.com>
>
> Use imx8m_clk_hw_composite_core to simplify code.
>
> Reviewed-by: Abel Vesa <abel.vesa@nxp.com>
> Signed-off-by: Peng Fan <peng.fan@nxp.com>

This seems to break imx8mm-evk boot in next-20200113. Board boots fine
if I revert commit 15a8b30ba79f ("clk: imx: imx8mm: use
imx8m_clk_hw_composite_core").

It works on imx8mq-evk tough, not clear why this is happening.

> ---
> drivers/clk/imx/clk-imx8mm.c | 17 +++++------------
> 1 file changed, 5 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c
> index 2ed93fc25087..197ba2cdab7d 100644
> --- a/drivers/clk/imx/clk-imx8mm.c
> +++ b/drivers/clk/imx/clk-imx8mm.c
> @@ -414,20 +414,13 @@ static int imx8mm_clocks_probe(struct platform_device *pdev)
>
> /* Core Slice */
> hws[IMX8MM_CLK_A53_SRC] = imx_clk_hw_mux2("arm_a53_src", base + 0x8000, 24, 3, imx8mm_a53_sels, ARRAY_SIZE(imx8mm_a53_sels));
> - hws[IMX8MM_CLK_M4_SRC] = imx_clk_hw_mux2("arm_m4_src", base + 0x8080, 24, 3, imx8mm_m4_sels, ARRAY_SIZE(imx8mm_m4_sels));
> - hws[IMX8MM_CLK_VPU_SRC] = imx_clk_hw_mux2("vpu_src", base + 0x8100, 24, 3, imx8mm_vpu_sels, ARRAY_SIZE(imx8mm_vpu_sels));
> - hws[IMX8MM_CLK_GPU3D_SRC] = imx_clk_hw_mux2("gpu3d_src", base + 0x8180, 24, 3, imx8mm_gpu3d_sels, ARRAY_SIZE(imx8mm_gpu3d_sels));
> - hws[IMX8MM_CLK_GPU2D_SRC] = imx_clk_hw_mux2("gpu2d_src", base + 0x8200, 24, 3, imx8mm_gpu2d_sels, ARRAY_SIZE(imx8mm_gpu2d_sels));
> hws[IMX8MM_CLK_A53_CG] = imx_clk_hw_gate3("arm_a53_cg", "arm_a53_src", base + 0x8000, 28);
> - hws[IMX8MM_CLK_M4_CG] = imx_clk_hw_gate3("arm_m4_cg", "arm_m4_src", base + 0x8080, 28);
> - hws[IMX8MM_CLK_VPU_CG] = imx_clk_hw_gate3("vpu_cg", "vpu_src", base + 0x8100, 28);
> - hws[IMX8MM_CLK_GPU3D_CG] = imx_clk_hw_gate3("gpu3d_cg", "gpu3d_src", base + 0x8180, 28);
> - hws[IMX8MM_CLK_GPU2D_CG] = imx_clk_hw_gate3("gpu2d_cg", "gpu2d_src", base + 0x8200, 28);
> hws[IMX8MM_CLK_A53_DIV] = imx_clk_hw_divider2("arm_a53_div", "arm_a53_cg", base + 0x8000, 0, 3);
> - hws[IMX8MM_CLK_M4_DIV] = imx_clk_hw_divider2("arm_m4_div", "arm_m4_cg", base + 0x8080, 0, 3);
> - hws[IMX8MM_CLK_VPU_DIV] = imx_clk_hw_divider2("vpu_div", "vpu_cg", base + 0x8100, 0, 3);
> - hws[IMX8MM_CLK_GPU3D_DIV] = imx_clk_hw_divider2("gpu3d_div", "gpu3d_cg", base + 0x8180, 0, 3);
> - hws[IMX8MM_CLK_GPU2D_DIV] = imx_clk_hw_divider2("gpu2d_div", "gpu2d_cg", base + 0x8200, 0, 3);
> +
> + hws[IMX8MM_CLK_M4_DIV] = imx8m_clk_hw_composite_core("arm_m4_div", imx8mm_m4_sels, base + 0x8080);
> + hws[IMX8MM_CLK_VPU_DIV] = imx8m_clk_hw_composite_core("vpu_div", imx8mm_vpu_sels, base + 0x8100);
> + hws[IMX8MM_CLK_GPU3D_DIV] = imx8m_clk_hw_composite_core("gpu3d_div", imx8mm_gpu3d_sels, base + 0x8180);
> + hws[IMX8MM_CLK_GPU2D_DIV] = imx8m_clk_hw_composite_core("gpu2d_div", imx8mm_gpu2d_sels, base + 0x8200);
>
> /* BUS */
> hws[IMX8MM_CLK_MAIN_AXI] = imx8m_clk_hw_composite_critical("main_axi", imx8mm_main_axi_sels, base + 0x8800);
>

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