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[92.40.202.18]) by smtp.gmail.com with ESMTPSA id g16-20020a05600c4ed000b0038ceb0b21b4sm20526369wmq.24.2022.04.11.03.14.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Apr 2022 03:14:21 -0700 (PDT) From: Aidan MacDonald To: paul@crapouillou.net, paulburton@kernel.org, tsbogend@alpha.franken.de, mturquette@baylibre.com, sboyd@kernel.org Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Subject: [RESEND PATCH 2/3] clk: ingenic: Mark critical clocks in Ingenic SoCs Date: Mon, 11 Apr 2022 11:14:40 +0100 Message-Id: <20220411101441.17020-3-aidanmacdonald.0x0@gmail.com> In-Reply-To: <20220411101441.17020-1-aidanmacdonald.0x0@gmail.com> References: <20220411101441.17020-1-aidanmacdonald.0x0@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Consider the CPU, L2 cache, and memory as critical to ensure they are not disabled. Signed-off-by: Aidan MacDonald Reviewed-by: Paul Cercueil --- drivers/clk/ingenic/jz4725b-cgu.c | 2 ++ drivers/clk/ingenic/jz4740-cgu.c | 2 ++ drivers/clk/ingenic/jz4760-cgu.c | 2 ++ drivers/clk/ingenic/jz4770-cgu.c | 1 + drivers/clk/ingenic/jz4780-cgu.c | 3 +++ drivers/clk/ingenic/x1000-cgu.c | 3 +++ drivers/clk/ingenic/x1830-cgu.c | 3 +++ 7 files changed, 16 insertions(+) diff --git a/drivers/clk/ingenic/jz4725b-cgu.c b/drivers/clk/ingenic/jz4725b-cgu.c index 15d61793f53b..c209a170be5d 100644 --- a/drivers/clk/ingenic/jz4725b-cgu.c +++ b/drivers/clk/ingenic/jz4725b-cgu.c @@ -87,6 +87,7 @@ static const struct ingenic_cgu_clk_info jz4725b_cgu_clocks[] = { [JZ4725B_CLK_CCLK] = { "cclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4725B_CLK_PLL, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 0, 1, 4, 22, -1, -1, 0, @@ -114,6 +115,7 @@ static const struct ingenic_cgu_clk_info jz4725b_cgu_clocks[] = { [JZ4725B_CLK_MCLK] = { "mclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4725B_CLK_PLL, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 12, 1, 4, 22, -1, -1, 0, diff --git a/drivers/clk/ingenic/jz4740-cgu.c b/drivers/clk/ingenic/jz4740-cgu.c index 43ffb62c42bb..2b6f7a9fcea8 100644 --- a/drivers/clk/ingenic/jz4740-cgu.c +++ b/drivers/clk/ingenic/jz4740-cgu.c @@ -102,6 +102,7 @@ static const struct ingenic_cgu_clk_info jz4740_cgu_clocks[] = { [JZ4740_CLK_CCLK] = { "cclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4740_CLK_PLL, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 0, 1, 4, 22, -1, -1, 0, @@ -129,6 +130,7 @@ static const struct ingenic_cgu_clk_info jz4740_cgu_clocks[] = { [JZ4740_CLK_MCLK] = { "mclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4740_CLK_PLL, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 12, 1, 4, 22, -1, -1, 0, diff --git a/drivers/clk/ingenic/jz4760-cgu.c b/drivers/clk/ingenic/jz4760-cgu.c index 8fdd383560fb..7920df2cee1a 100644 --- a/drivers/clk/ingenic/jz4760-cgu.c +++ b/drivers/clk/ingenic/jz4760-cgu.c @@ -143,6 +143,7 @@ static const struct ingenic_cgu_clk_info jz4760_cgu_clocks[] = { [JZ4760_CLK_CCLK] = { "cclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4760_CLK_PLL0, }, .div = { CGU_REG_CPCCR, 0, 1, 4, 22, -1, -1, 0, @@ -175,6 +176,7 @@ static const struct ingenic_cgu_clk_info jz4760_cgu_clocks[] = { }, [JZ4760_CLK_MCLK] = { "mclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4760_CLK_PLL0, }, .div = { CGU_REG_CPCCR, 12, 1, 4, 22, -1, -1, 0, diff --git a/drivers/clk/ingenic/jz4770-cgu.c b/drivers/clk/ingenic/jz4770-cgu.c index 7ef91257630e..02b266c2a537 100644 --- a/drivers/clk/ingenic/jz4770-cgu.c +++ b/drivers/clk/ingenic/jz4770-cgu.c @@ -149,6 +149,7 @@ static const struct ingenic_cgu_clk_info jz4770_cgu_clocks[] = { [JZ4770_CLK_CCLK] = { "cclk", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4770_CLK_PLL0, }, .div = { CGU_REG_CPCCR, 0, 1, 4, 22, -1, -1, 0, diff --git a/drivers/clk/ingenic/jz4780-cgu.c b/drivers/clk/ingenic/jz4780-cgu.c index e357c228e0f1..014674486038 100644 --- a/drivers/clk/ingenic/jz4780-cgu.c +++ b/drivers/clk/ingenic/jz4780-cgu.c @@ -341,12 +341,14 @@ static const struct ingenic_cgu_clk_info jz4780_cgu_clocks[] = { [JZ4780_CLK_CPU] = { "cpu", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4780_CLK_CPUMUX, -1, -1, -1 }, .div = { CGU_REG_CLOCKCONTROL, 0, 1, 4, 22, -1, -1 }, }, [JZ4780_CLK_L2CACHE] = { "l2cache", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { JZ4780_CLK_CPUMUX, -1, -1, -1 }, .div = { CGU_REG_CLOCKCONTROL, 4, 1, 4, -1, -1, -1 }, }, @@ -380,6 +382,7 @@ static const struct ingenic_cgu_clk_info jz4780_cgu_clocks[] = { [JZ4780_CLK_DDR] = { "ddr", CGU_CLK_MUX | CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { -1, JZ4780_CLK_SCLKA, JZ4780_CLK_MPLL, -1 }, .mux = { CGU_REG_DDRCDR, 30, 2 }, .div = { CGU_REG_DDRCDR, 0, 1, 4, 29, 28, 27 }, diff --git a/drivers/clk/ingenic/x1000-cgu.c b/drivers/clk/ingenic/x1000-cgu.c index 3c4d5a77ccbd..1bd421cc2ab3 100644 --- a/drivers/clk/ingenic/x1000-cgu.c +++ b/drivers/clk/ingenic/x1000-cgu.c @@ -251,6 +251,7 @@ static const struct ingenic_cgu_clk_info x1000_cgu_clocks[] = { [X1000_CLK_CPU] = { "cpu", CGU_CLK_DIV | CGU_CLK_GATE, + .flags = CLK_IS_CRITICAL, .parents = { X1000_CLK_CPUMUX, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 0, 1, 4, 22, -1, -1 }, .gate = { CGU_REG_CLKGR, 30 }, @@ -258,6 +259,7 @@ static const struct ingenic_cgu_clk_info x1000_cgu_clocks[] = { [X1000_CLK_L2CACHE] = { "l2cache", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { X1000_CLK_CPUMUX, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 4, 1, 4, 22, -1, -1 }, }, @@ -290,6 +292,7 @@ static const struct ingenic_cgu_clk_info x1000_cgu_clocks[] = { [X1000_CLK_DDR] = { "ddr", CGU_CLK_MUX | CGU_CLK_DIV | CGU_CLK_GATE, + .flags = CLK_IS_CRITICAL, .parents = { -1, X1000_CLK_SCLKA, X1000_CLK_MPLL, -1 }, .mux = { CGU_REG_DDRCDR, 30, 2 }, .div = { CGU_REG_DDRCDR, 0, 1, 4, 29, 28, 27 }, diff --git a/drivers/clk/ingenic/x1830-cgu.c b/drivers/clk/ingenic/x1830-cgu.c index e01ec2dc7a1a..b08e318aa095 100644 --- a/drivers/clk/ingenic/x1830-cgu.c +++ b/drivers/clk/ingenic/x1830-cgu.c @@ -225,6 +225,7 @@ static const struct ingenic_cgu_clk_info x1830_cgu_clocks[] = { [X1830_CLK_CPU] = { "cpu", CGU_CLK_DIV | CGU_CLK_GATE, + .flags = CLK_IS_CRITICAL, .parents = { X1830_CLK_CPUMUX, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 0, 1, 4, 22, -1, -1 }, .gate = { CGU_REG_CLKGR1, 15 }, @@ -232,6 +233,7 @@ static const struct ingenic_cgu_clk_info x1830_cgu_clocks[] = { [X1830_CLK_L2CACHE] = { "l2cache", CGU_CLK_DIV, + .flags = CLK_IS_CRITICAL, .parents = { X1830_CLK_CPUMUX, -1, -1, -1 }, .div = { CGU_REG_CPCCR, 4, 1, 4, 22, -1, -1 }, }, @@ -264,6 +266,7 @@ static const struct ingenic_cgu_clk_info x1830_cgu_clocks[] = { [X1830_CLK_DDR] = { "ddr", CGU_CLK_MUX | CGU_CLK_DIV | CGU_CLK_GATE, + .flags = CLK_IS_CRITICAL, .parents = { -1, X1830_CLK_SCLKA, X1830_CLK_MPLL, -1 }, .mux = { CGU_REG_DDRCDR, 30, 2 }, .div = { CGU_REG_DDRCDR, 0, 1, 4, 29, 28, 27 }, -- 2.35.1