diff options
Diffstat (limited to 'target/linux/ipq806x/patches-4.9/0043-clk-qcom-Add-Krait-clock-controller-driver.patch')
| -rw-r--r-- | target/linux/ipq806x/patches-4.9/0043-clk-qcom-Add-Krait-clock-controller-driver.patch | 44 |
1 files changed, 27 insertions, 17 deletions
diff --git a/target/linux/ipq806x/patches-4.9/0043-clk-qcom-Add-Krait-clock-controller-driver.patch b/target/linux/ipq806x/patches-4.9/0043-clk-qcom-Add-Krait-clock-controller-driver.patch index 7e2e41e3bb..1d32b2b05d 100644 --- a/target/linux/ipq806x/patches-4.9/0043-clk-qcom-Add-Krait-clock-controller-driver.patch +++ b/target/linux/ipq806x/patches-4.9/0043-clk-qcom-Add-Krait-clock-controller-driver.patch @@ -1,7 +1,19 @@ -From 7fb5976eb0231a06f484a6bde5e5fbfee7ee4f4a Mon Sep 17 00:00:00 2001 +From patchwork Fri Dec 8 09:42:27 2017 +Content-Type: text/plain; charset="utf-8" +MIME-Version: 1.0 +Content-Transfer-Encoding: 7bit +Subject: [v4,09/12] clk: qcom: Add Krait clock controller driver +From: Sricharan R <sricharan@codeaurora.org> +X-Patchwork-Id: 10102061 +Message-Id: <1512726150-7204-10-git-send-email-sricharan@codeaurora.org> +To: mturquette@baylibre.com, sboyd@codeaurora.org, + devicetree@vger.kernel.org, linux-pm@vger.kernel.org, + linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, + viresh.kumar@linaro.org, linux-arm-kernel@lists.infradead.org +Cc: sricharan@codeaurora.org +Date: Fri, 8 Dec 2017 15:12:27 +0530 + From: Stephen Boyd <sboyd@codeaurora.org> -Date: Fri, 20 Mar 2015 23:45:30 -0700 -Subject: [PATCH 43/69] clk: qcom: Add Krait clock controller driver The Krait CPU clocks are made up of a primary mux and secondary mux for each CPU and the L2, controlled via cp15 accessors. For @@ -15,8 +27,8 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> .../devicetree/bindings/clock/qcom,krait-cc.txt | 22 ++ drivers/clk/qcom/Kconfig | 8 + drivers/clk/qcom/Makefile | 1 + - drivers/clk/qcom/krait-cc.c | 352 +++++++++++++++++++++ - 4 files changed, 383 insertions(+) + drivers/clk/qcom/krait-cc.c | 350 +++++++++++++++++++++ + 4 files changed, 381 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/qcom,krait-cc.txt create mode 100644 drivers/clk/qcom/krait-cc.c @@ -71,7 +83,7 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> +obj-$(CONFIG_KRAITCC) += krait-cc.o --- /dev/null +++ b/drivers/clk/qcom/krait-cc.c -@@ -0,0 +1,352 @@ +@@ -0,0 +1,350 @@ +/* Copyright (c) 2013-2015, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify @@ -110,7 +122,7 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> +}; + +static int -+krait_add_div(struct device *dev, int id, const char *s, unsigned offset) ++krait_add_div(struct device *dev, int id, const char *s, unsigned int offset) +{ + struct krait_div2_clk *div; + struct clk_init_data init = { @@ -150,8 +162,8 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> +} + +static int -+krait_add_sec_mux(struct device *dev, int id, const char *s, unsigned offset, -+ bool unique_aux) ++krait_add_sec_mux(struct device *dev, int id, const char *s, ++ unsigned int offset, bool unique_aux) +{ + struct krait_mux_clk *mux; + static const char *sec_mux_list[] = { @@ -172,8 +184,6 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> + + mux->offset = offset; + mux->lpl = id >= 0; -+ mux->has_safe_parent = true; -+ mux->safe_sel = 2; + mux->mask = 0x3; + mux->shift = 2; + mux->parent_map = sec_mux_map; @@ -201,7 +211,8 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> +} + +static struct clk * -+krait_add_pri_mux(struct device *dev, int id, const char *s, unsigned offset) ++krait_add_pri_mux(struct device *dev, int id, const char *s, ++ unsigned int offset) +{ + struct krait_mux_clk *mux; + const char *p_names[3]; @@ -217,8 +228,6 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> + if (!mux) + return ERR_PTR(-ENOMEM); + -+ mux->has_safe_parent = true; -+ mux->safe_sel = 0; + mux->mask = 0x3; + mux->shift = 0; + mux->offset = offset; @@ -264,7 +273,7 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> +static struct clk *krait_add_clks(struct device *dev, int id, bool unique_aux) +{ + int ret; -+ unsigned offset; ++ unsigned int offset; + void *p = NULL; + const char *s; + struct clk *clk; @@ -332,7 +341,7 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> + return -ENODEV; + + /* Rate is 1 because 0 causes problems for __clk_mux_determine_rate */ -+ clk = clk_register_fixed_rate(dev, "qsb", NULL, CLK_IS_ROOT, 1); ++ clk = clk_register_fixed_rate(dev, "qsb", NULL, 0, 1); + if (IS_ERR(clk)) + return PTR_ERR(clk); + @@ -370,7 +379,7 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> + for_each_online_cpu(cpu) { + clk_prepare_enable(l2_pri_mux_clk); + WARN(clk_prepare_enable(clks[cpu]), -+ "Unable to turn on CPU%d clock", cpu); ++ "Unable to turn on CPU%d clock", cpu); + } + + /* @@ -401,6 +410,7 @@ Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> + pr_info("CPU%d @ QSB rate. Forcing new rate.\n", cpu); + cur_rate = aux_rate; + } ++ + clk_set_rate(clk, aux_rate); + clk_set_rate(clk, 2); + clk_set_rate(clk, cur_rate); |