mirror of
https://github.com/torvalds/linux.git
synced 2024-11-01 01:31:44 +00:00
1667393126
Now that we have a custom printf format specifier, convert users of full_name to use %pOF instead. This is preparation to remove storing of the full path string for each node. Signed-off-by: Rob Herring <robh@kernel.org> Cc: Michael Turquette <mturquette@baylibre.com> Cc: Stephen Boyd <sboyd@codeaurora.org> Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com> Cc: Alexandre Torgue <alexandre.torgue@st.com> Cc: Russell King <linux@armlinux.org.uk> Cc: Matthias Brugger <matthias.bgg@gmail.com> Cc: Geert Uytterhoeven <geert+renesas@glider.be> Cc: Maxime Ripard <maxime.ripard@free-electrons.com> Cc: Chen-Yu Tsai <wens@csie.org> Cc: "Emilio López" <emilio@elopez.com.ar> Cc: Peter De Schrijver <pdeschrijver@nvidia.com> Cc: Prashant Gaikwad <pgaikwad@nvidia.com> Cc: Thierry Reding <thierry.reding@gmail.com> Cc: Jonathan Hunter <jonathanh@nvidia.com> Cc: Tero Kristo <t-kristo@ti.com> Cc: linux-clk@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org Cc: linux-renesas-soc@vger.kernel.org Cc: linux-tegra@vger.kernel.org Cc: linux-omap@vger.kernel.org Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: James Liao <jamesjj.liao@mediatek.com> Acked-by: Alexandre TORGUE <alexandre.torgue@st.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
|
|
* MOXA ART SoCs clock driver.
|
|
*
|
|
* Copyright (C) 2013 Jonas Jensen
|
|
*
|
|
* Jonas Jensen <jonas.jensen@gmail.com>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <linux/clk.h>
|
|
#include <linux/clk-provider.h>
|
|
#include <linux/io.h>
|
|
#include <linux/of_address.h>
|
|
#include <linux/clkdev.h>
|
|
|
|
static void __init moxart_of_pll_clk_init(struct device_node *node)
|
|
{
|
|
void __iomem *base;
|
|
struct clk_hw *hw;
|
|
struct clk *ref_clk;
|
|
unsigned int mul;
|
|
const char *name = node->name;
|
|
const char *parent_name;
|
|
|
|
of_property_read_string(node, "clock-output-names", &name);
|
|
parent_name = of_clk_get_parent_name(node, 0);
|
|
|
|
base = of_iomap(node, 0);
|
|
if (!base) {
|
|
pr_err("%pOF: of_iomap failed\n", node);
|
|
return;
|
|
}
|
|
|
|
mul = readl(base + 0x30) >> 3 & 0x3f;
|
|
iounmap(base);
|
|
|
|
ref_clk = of_clk_get(node, 0);
|
|
if (IS_ERR(ref_clk)) {
|
|
pr_err("%pOF: of_clk_get failed\n", node);
|
|
return;
|
|
}
|
|
|
|
hw = clk_hw_register_fixed_factor(NULL, name, parent_name, 0, mul, 1);
|
|
if (IS_ERR(hw)) {
|
|
pr_err("%pOF: failed to register clock\n", node);
|
|
return;
|
|
}
|
|
|
|
clk_hw_register_clkdev(hw, NULL, name);
|
|
of_clk_add_hw_provider(node, of_clk_hw_simple_get, hw);
|
|
}
|
|
CLK_OF_DECLARE(moxart_pll_clock, "moxa,moxart-pll-clock",
|
|
moxart_of_pll_clk_init);
|
|
|
|
static void __init moxart_of_apb_clk_init(struct device_node *node)
|
|
{
|
|
void __iomem *base;
|
|
struct clk_hw *hw;
|
|
struct clk *pll_clk;
|
|
unsigned int div, val;
|
|
unsigned int div_idx[] = { 2, 3, 4, 6, 8};
|
|
const char *name = node->name;
|
|
const char *parent_name;
|
|
|
|
of_property_read_string(node, "clock-output-names", &name);
|
|
parent_name = of_clk_get_parent_name(node, 0);
|
|
|
|
base = of_iomap(node, 0);
|
|
if (!base) {
|
|
pr_err("%pOF: of_iomap failed\n", node);
|
|
return;
|
|
}
|
|
|
|
val = readl(base + 0xc) >> 4 & 0x7;
|
|
iounmap(base);
|
|
|
|
if (val > 4)
|
|
val = 0;
|
|
div = div_idx[val] * 2;
|
|
|
|
pll_clk = of_clk_get(node, 0);
|
|
if (IS_ERR(pll_clk)) {
|
|
pr_err("%pOF: of_clk_get failed\n", node);
|
|
return;
|
|
}
|
|
|
|
hw = clk_hw_register_fixed_factor(NULL, name, parent_name, 0, 1, div);
|
|
if (IS_ERR(hw)) {
|
|
pr_err("%pOF: failed to register clock\n", node);
|
|
return;
|
|
}
|
|
|
|
clk_hw_register_clkdev(hw, NULL, name);
|
|
of_clk_add_hw_provider(node, of_clk_hw_simple_get, hw);
|
|
}
|
|
CLK_OF_DECLARE(moxart_apb_clock, "moxa,moxart-apb-clock",
|
|
moxart_of_apb_clk_init);
|