From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiko Stuebner Subject: [PATCH 5/5] clk: rockchip: protect the pclk_usb_grf as critical Date: Tue, 17 Sep 2019 10:19:03 +0200 Message-ID: <20190917081903.25139-5-heiko@sntech.de> References: <20190917081903.25139-1-heiko@sntech.de> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20190917081903.25139-1-heiko@sntech.de> Sender: linux-kernel-owner@vger.kernel.org To: linux-clk@vger.kernel.org Cc: mturquette@baylibre.com, sboyd@kernel.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, finley.xiao@rock-chips.com, zhangqing@rock-chips.com, christoph.muellner@theobroma-systems.com, Heiko Stuebner List-Id: linux-rockchip.vger.kernel.org Make this clock a real critical clock, so that writes to the usbphy grf always succeed. Signed-off-by: Heiko Stuebner --- drivers/clk/rockchip/clk-px30.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/clk/rockchip/clk-px30.c b/drivers/clk/rockchip/clk-px30.c index 7a8bc416c947..6fb9c98b7d24 100644 --- a/drivers/clk/rockchip/clk-px30.c +++ b/drivers/clk/rockchip/clk-px30.c @@ -799,7 +799,7 @@ static struct rockchip_clk_branch px30_clk_branches[] __initdata = { GATE(0, "pclk_ddrphy", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 3, GFLAGS), GATE(PCLK_MIPIDSIPHY, "pclk_mipidsiphy", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 4, GFLAGS), GATE(PCLK_MIPICSIPHY, "pclk_mipicsiphy", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 5, GFLAGS), - GATE(PCLK_USB_GRF, "pclk_usb_grf", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 6, GFLAGS), + GATE(PCLK_USB_GRF, "pclk_usb_grf", "pclk_top_pre", 0, PX30_CLKGATE_CON(16), 6, GFLAGS), GATE(0, "pclk_cpu_hoost", "pclk_top_pre", CLK_IGNORE_UNUSED, PX30_CLKGATE_CON(16), 7, GFLAGS), /* PD_VI */ @@ -995,6 +995,7 @@ static const char *const px30_cru_critical_clocks[] __initconst = { "usb480m", "clk_uart2", "pclk_uart2", + "pclk_usb_grf", }; static void __init px30_clk_init(struct device_node *np) -- 2.20.1