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

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@vger.kernel.org # 4.15
Acked-by: Andrew Jeffery <andrew@aj.id.au>
Tested-by: Lei YU <mine260309@gmail.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/drivers/clk/clk-aspeed.c b/drivers/clk/clk-aspeed.c
index 4ac926ab7530609055315594b82fe3fdc48f85c1..0fc446ecdf54cb8171788b0ddc19fc106389cb3a 100644 (file)
--- 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 */