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

From: Joel Stanley
Date: Thu Jul 05 2018 - 20:59:10 EST


On 7 June 2018 at 17:09, Joel Stanley <joel@xxxxxxxxx> 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@xxxxxxxxxxxxxxx # 4.15
> Acked-by: Andrew Jeffery <andrew@xxxxxxxx>
> Tested-by: Lei YU <mine260309@xxxxxxxxx>
> Signed-off-by: Joel Stanley <joel@xxxxxxxxx>

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
>