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authorJoel Stanley <joel@jms.id.au>2018-06-07 09:09:59 +0200
committerStephen Boyd <sboyd@kernel.org>2018-07-06 22:48:07 +0200
commit974c7c6d7ba5a4b12d99456b0599aa6326dc2b69 (patch)
tree2599c34f8f37481715ccfc29741a353903ea99b4 /drivers/clk/clk-aspeed.c
parentclk/mmcc-msm8996: Make mmagic_bimc_gdsc ALWAYS_ON (diff)
downloadlinux-974c7c6d7ba5a4b12d99456b0599aa6326dc2b69.tar.xz
linux-974c7c6d7ba5a4b12d99456b0599aa6326dc2b69.zip
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>
Diffstat (limited to 'drivers/clk/clk-aspeed.c')
-rw-r--r--drivers/clk/clk-aspeed.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/clk/clk-aspeed.c b/drivers/clk/clk-aspeed.c
index 4ac926ab7530..0fc446ecdf54 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 */