[PATCH] clk: aspeed: Mark bclk (PCIe) and dclk (VGA) as critical

Joel Stanley joel at jms.id.au
Fri Jul 6 10:58:43 AEST 2018


On 7 June 2018 at 17:09, Joel Stanley <joel at jms.id.au> wrote:
> This is used by the host to talk to the BMC's PCIe slave device. The BMC
> is not involved, but the clock needs to be enabled so the host can use
> the device.
>
> Fixes: 15ed8ce5f84e ("clk: aspeed: Register gated clocks")
> Cc: stable at vger.kernel.org # 4.15
> Acked-by: Andrew Jeffery <andrew at aj.id.au>
> Tested-by: Lei YU <mine260309 at gmail.com>
> Signed-off-by: Joel Stanley <joel at jms.id.au>

Ping?

> ---
>  drivers/clk/clk-aspeed.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/clk/clk-aspeed.c b/drivers/clk/clk-aspeed.c
> index 4d425594999d..c17032bc853a 100644
> --- a/drivers/clk/clk-aspeed.c
> +++ b/drivers/clk/clk-aspeed.c
> @@ -91,8 +91,8 @@ static const struct aspeed_gate_data aspeed_gates[] = {
>         [ASPEED_CLK_GATE_GCLK] =        {  1,  7, "gclk-gate",          NULL,   0 }, /* 2D engine */
>         [ASPEED_CLK_GATE_MCLK] =        {  2, -1, "mclk-gate",          "mpll", CLK_IS_CRITICAL }, /* SDRAM */
>         [ASPEED_CLK_GATE_VCLK] =        {  3,  6, "vclk-gate",          NULL,   0 }, /* Video Capture */
> -       [ASPEED_CLK_GATE_BCLK] =        {  4,  8, "bclk-gate",          "bclk", 0 }, /* PCIe/PCI */
> -       [ASPEED_CLK_GATE_DCLK] =        {  5, -1, "dclk-gate",          NULL,   0 }, /* DAC */
> +       [ASPEED_CLK_GATE_BCLK] =        {  4,  8, "bclk-gate",          "bclk", CLK_IS_CRITICAL }, /* PCIe/PCI */
> +       [ASPEED_CLK_GATE_DCLK] =        {  5, -1, "dclk-gate",          NULL,   CLK_IS_CRITICAL }, /* DAC */
>         [ASPEED_CLK_GATE_REFCLK] =      {  6, -1, "refclk-gate",        "clkin", CLK_IS_CRITICAL },
>         [ASPEED_CLK_GATE_USBPORT2CLK] = {  7,  3, "usb-port2-gate",     NULL,   0 }, /* USB2.0 Host port 2 */
>         [ASPEED_CLK_GATE_LCLK] =        {  8,  5, "lclk-gate",          NULL,   0 }, /* LPC */
> --
> 2.17.1
>


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