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path: root/drivers/clk/spear/clk-frac-synth.c
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2022-06-10treewide: Replace GPLv2 boilerplate/reference with SPDX - gpl-2.0_56.RULE ↵Thomas Gleixner1-4/+1
(part 2) Based on the normalized pattern: this file is licensed under the terms of the gnu general public license version 2 this program is licensed as is without any warranty of any kind whether express or implied extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-07clk: SPEAr: pr_err() strings should end with newlinesArvind Yadav1-1/+1
pr_err() messages should end with a new-line to avoid other messages being concatenated. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2017-11-15Merge branch 'clk-cleanup' into clk-nextStephen Boyd1-3/+1
* clk-cleanup: clk: kona-setup: Delete error messages for failed memory allocations ARC: clk: fix spelling mistake: "configurarion" -> "configuration" clk: cdce925: remove redundant check for non-null parent_name clk: versatile: Improve sizeof() usage clk: versatile: Delete error messages for failed memory allocations clk: ux500: Improve sizeof() usage clk: ux500: Delete error messages for failed memory allocations clk: spear: Delete error messages for failed memory allocations clk: ti: Delete error messages for failed memory allocations clk: mmp: Adjust checks for NULL pointers clk: mmp: Use common error handling code in mmp_clk_register_mix() clk: mmp: Delete error messages for failed memory allocations clk: clk-xgene: Adjust six checks for null pointers clk: clk-xgene: Delete error messages for failed memory allocations clk: clk-u300: Fix a typo in two comment lines clk: clk-u300: Add some spaces for better code readability clk: clk-u300: Improve sizeof() usage clk: clk-u300: Delete error messages for failed memory allocations clk: clk-mux: Improve a size determination in clk_hw_register_mux_table() clk: clk-mux: Delete an error message for a failed memory allocation
2017-11-14clk: spear: Delete error messages for failed memory allocationsMarkus Elfring1-3/+1
Omit extra messages for a memory allocation failure in these functions. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2017-11-02clk: spear: make clk_ops constBhumika Goyal1-1/+1
Make these const as they are only stored in the const field of a clk_init_data structure. Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
2015-07-18Update Viresh Kumar's email addressViresh Kumar1-1/+1
Switch to my kernel.org alias instead of a badly named gmail address, which I rarely use. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-12-19clk: SPEAr: Staticize clk_frac_opsSachin Kamat1-1/+1
clk_frac_ops is local to this file. Make it static. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Mike Turquette <mturquette@linaro.org>
2012-06-21Viresh has movedViresh Kumar1-1/+1
viresh.kumar@st.com email-id doesn't exist anymore as I have left the company. Replace ST's id with viresh.linux@gmail.com. It also updates .mailmap file to fix address for 'git shortlog' Signed-off-by: Viresh Kumar <viresh.linux@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-05-12SPEAr: clk: Add Fractional Synthesizer clockViresh Kumar1-0/+165
All SPEAr SoC's contain Fractional Synthesizers. Their Fout is derived from following equations: Fout = Fin / (2 * div) (division factor) div is 17 bits:- 0-13 (fractional part) 14-16 (integer part) div is (16-14 bits).(13-0 bits) (in binary) Fout = Fin/(2 * div) Fout = ((Fin / 10000)/(2 * div)) * 10000 Fout = (2^14 * (Fin / 10000)/(2^14 * (2 * div))) * 10000 Fout = (((Fin / 10000) << 14)/(2 * (div << 14))) * 10000 div << 14 is simply 17 bit value written at register. This patch adds in support for this type of clock. Signed-off-by: Viresh Kumar <viresh.kumar@st.com> Reviewed-by: Mike Turquette <mturquette@linaro.org>