[PATCH] ARM: i.MX6Q: correct emi_sel clock muxing

Dirk Behme dirk.behme at de.bosch.com
Wed Jul 3 08:18:26 EDT 2013


On 03.07.2013 09:32, Shawn Guo wrote:
> From: Liu Ying <Ying.Liu at freescale.com>
>
> The correct muxing for emi_sel clock should be
> 2b'00 - 396M PFD
> 2b'01 - PLL3
> 2b'10 - AXI clk root
> 2b'11 - 352M PFD
>
> This patch corrects the muxing in the clock driver.
>
> Signed-off-by: Liu Ying <Ying.Liu at freescale.com>
> Signed-off-by: Shawn Guo <shawn.guo at linaro.org>

Acked-by: Dirk Behme <dirk.behme at de.bosch.com>

Thanks

Dirk

> ---
>   arch/arm/mach-imx/clk-imx6q.c |    5 +++--
>   1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
> index 4282e99f..86567d9 100644
> --- a/arch/arm/mach-imx/clk-imx6q.c
> +++ b/arch/arm/mach-imx/clk-imx6q.c
> @@ -199,7 +199,8 @@ static const char *pcie_axi_sels[]	= { "axi", "ahb", };
>   static const char *ssi_sels[]		= { "pll3_pfd2_508m", "pll3_pfd3_454m", "pll4_post_div", };
>   static const char *usdhc_sels[]	= { "pll2_pfd2_396m", "pll2_pfd0_352m", };
>   static const char *enfc_sels[]	= { "pll2_pfd0_352m", "pll2_bus", "pll3_usb_otg", "pll2_pfd2_396m", };
> -static const char *emi_sels[]		= { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
> +static const char *emi_sels[]		= { "pll2_pfd2_396m", "pll3_usb_otg", "axi", "pll2_pfd0_352m", };
> +static const char *emi_slow_sels[]      = { "axi", "pll3_usb_otg", "pll2_pfd2_396m", "pll2_pfd0_352m", };
>   static const char *vdo_axi_sels[]	= { "axi", "ahb", };
>   static const char *vpu_axi_sels[]	= { "axi", "pll2_pfd2_396m", "pll2_pfd0_352m", };
>   static const char *cko1_sels[]	= { "pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
> @@ -392,7 +393,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
>   	clk[usdhc4_sel]       = imx_clk_mux("usdhc4_sel",       base + 0x1c, 19, 1, usdhc_sels,        ARRAY_SIZE(usdhc_sels));
>   	clk[enfc_sel]         = imx_clk_mux("enfc_sel",         base + 0x2c, 16, 2, enfc_sels,         ARRAY_SIZE(enfc_sels));
>   	clk[emi_sel]          = imx_clk_mux("emi_sel",          base + 0x1c, 27, 2, emi_sels,          ARRAY_SIZE(emi_sels));
> -	clk[emi_slow_sel]     = imx_clk_mux("emi_slow_sel",     base + 0x1c, 29, 2, emi_sels,          ARRAY_SIZE(emi_sels));
> +	clk[emi_slow_sel]     = imx_clk_mux("emi_slow_sel",     base + 0x1c, 29, 2, emi_slow_sels,     ARRAY_SIZE(emi_slow_sels));
>   	clk[vdo_axi_sel]      = imx_clk_mux("vdo_axi_sel",      base + 0x18, 11, 1, vdo_axi_sels,      ARRAY_SIZE(vdo_axi_sels));
>   	clk[vpu_axi_sel]      = imx_clk_mux("vpu_axi_sel",      base + 0x18, 14, 2, vpu_axi_sels,      ARRAY_SIZE(vpu_axi_sels));
>   	clk[cko1_sel]         = imx_clk_mux("cko1_sel",         base + 0x60, 0,  4, cko1_sels,         ARRAY_SIZE(cko1_sels));



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