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authorMarek Szyprowski <m.szyprowski@samsung.com>2017-05-15 08:51:04 +0200
committerSylwester Nawrocki <s.nawrocki@samsung.com>2017-06-09 12:27:49 +0200
commitce3bb8f55408db8b571c2b82161a4ee8e835c605 (patch)
tree506f0def4f7f43cc6b2ab84eb1bae38c0bdb6175 /drivers/clk/samsung
parentcf1395143f0ee68f64553ab408abfa428eb8e8dd (diff)
downloadlinux-ce3bb8f55408db8b571c2b82161a4ee8e835c605.tar.bz2
clk: samsung: s5pv210-audss: Convert to the new clk_hw API
Clock providers should use the new struct clk_hw based API, so convert Samsung S5PV210 Audio Subsystem clock provider to the new approach. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Diffstat (limited to 'drivers/clk/samsung')
-rw-r--r--drivers/clk/samsung/clk-s5pv210-audss.c52
1 files changed, 27 insertions, 25 deletions
diff --git a/drivers/clk/samsung/clk-s5pv210-audss.c b/drivers/clk/samsung/clk-s5pv210-audss.c
index c66ed2d1450e..b9641414ddc6 100644
--- a/drivers/clk/samsung/clk-s5pv210-audss.c
+++ b/drivers/clk/samsung/clk-s5pv210-audss.c
@@ -24,9 +24,8 @@
#include <dt-bindings/clock/s5pv210-audss.h>
static DEFINE_SPINLOCK(lock);
-static struct clk **clk_table;
static void __iomem *reg_base;
-static struct clk_onecell_data clk_data;
+static struct clk_hw_onecell_data *clk_data;
#define ASS_CLK_SRC 0x0
#define ASS_CLK_DIV 0x4
@@ -71,6 +70,7 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
const char *mout_audss_p[2];
const char *mout_i2s_p[3];
const char *hclk_p;
+ struct clk_hw **clk_table;
struct clk *hclk, *pll_ref, *pll_in, *cdclk, *sclk_audio;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -80,14 +80,16 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
return PTR_ERR(reg_base);
}
- clk_table = devm_kzalloc(&pdev->dev,
- sizeof(struct clk *) * AUDSS_MAX_CLKS,
+ clk_data = devm_kzalloc(&pdev->dev,
+ sizeof(*clk_data) +
+ sizeof(*clk_data->hws) * AUDSS_MAX_CLKS,
GFP_KERNEL);
- if (!clk_table)
+
+ if (!clk_data)
return -ENOMEM;
- clk_data.clks = clk_table;
- clk_data.clk_num = AUDSS_MAX_CLKS;
+ clk_data->num = AUDSS_MAX_CLKS;
+ clk_table = clk_data->hws;
hclk = devm_clk_get(&pdev->dev, "hclk");
if (IS_ERR(hclk)) {
@@ -116,7 +118,7 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
else
mout_audss_p[0] = "xxti";
mout_audss_p[1] = __clk_get_name(pll_in);
- clk_table[CLK_MOUT_AUDSS] = clk_register_mux(NULL, "mout_audss",
+ clk_table[CLK_MOUT_AUDSS] = clk_hw_register_mux(NULL, "mout_audss",
mout_audss_p, ARRAY_SIZE(mout_audss_p),
CLK_SET_RATE_NO_REPARENT,
reg_base + ASS_CLK_SRC, 0, 1, 0, &lock);
@@ -127,44 +129,44 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
else
mout_i2s_p[1] = "iiscdclk0";
mout_i2s_p[2] = __clk_get_name(sclk_audio);
- clk_table[CLK_MOUT_I2S_A] = clk_register_mux(NULL, "mout_i2s_audss",
+ clk_table[CLK_MOUT_I2S_A] = clk_hw_register_mux(NULL, "mout_i2s_audss",
mout_i2s_p, ARRAY_SIZE(mout_i2s_p),
CLK_SET_RATE_NO_REPARENT,
reg_base + ASS_CLK_SRC, 2, 2, 0, &lock);
- clk_table[CLK_DOUT_AUD_BUS] = clk_register_divider(NULL,
+ clk_table[CLK_DOUT_AUD_BUS] = clk_hw_register_divider(NULL,
"dout_aud_bus", "mout_audss", 0,
reg_base + ASS_CLK_DIV, 0, 4, 0, &lock);
- clk_table[CLK_DOUT_I2S_A] = clk_register_divider(NULL, "dout_i2s_audss",
- "mout_i2s_audss", 0, reg_base + ASS_CLK_DIV,
- 4, 4, 0, &lock);
+ clk_table[CLK_DOUT_I2S_A] = clk_hw_register_divider(NULL,
+ "dout_i2s_audss", "mout_i2s_audss", 0,
+ reg_base + ASS_CLK_DIV, 4, 4, 0, &lock);
- clk_table[CLK_I2S] = clk_register_gate(NULL, "i2s_audss",
+ clk_table[CLK_I2S] = clk_hw_register_gate(NULL, "i2s_audss",
"dout_i2s_audss", CLK_SET_RATE_PARENT,
reg_base + ASS_CLK_GATE, 6, 0, &lock);
hclk_p = __clk_get_name(hclk);
- clk_table[CLK_HCLK_I2S] = clk_register_gate(NULL, "hclk_i2s_audss",
+ clk_table[CLK_HCLK_I2S] = clk_hw_register_gate(NULL, "hclk_i2s_audss",
hclk_p, CLK_IGNORE_UNUSED,
reg_base + ASS_CLK_GATE, 5, 0, &lock);
- clk_table[CLK_HCLK_UART] = clk_register_gate(NULL, "hclk_uart_audss",
+ clk_table[CLK_HCLK_UART] = clk_hw_register_gate(NULL, "hclk_uart_audss",
hclk_p, CLK_IGNORE_UNUSED,
reg_base + ASS_CLK_GATE, 4, 0, &lock);
- clk_table[CLK_HCLK_HWA] = clk_register_gate(NULL, "hclk_hwa_audss",
+ clk_table[CLK_HCLK_HWA] = clk_hw_register_gate(NULL, "hclk_hwa_audss",
hclk_p, CLK_IGNORE_UNUSED,
reg_base + ASS_CLK_GATE, 3, 0, &lock);
- clk_table[CLK_HCLK_DMA] = clk_register_gate(NULL, "hclk_dma_audss",
+ clk_table[CLK_HCLK_DMA] = clk_hw_register_gate(NULL, "hclk_dma_audss",
hclk_p, CLK_IGNORE_UNUSED,
reg_base + ASS_CLK_GATE, 2, 0, &lock);
- clk_table[CLK_HCLK_BUF] = clk_register_gate(NULL, "hclk_buf_audss",
+ clk_table[CLK_HCLK_BUF] = clk_hw_register_gate(NULL, "hclk_buf_audss",
hclk_p, CLK_IGNORE_UNUSED,
reg_base + ASS_CLK_GATE, 1, 0, &lock);
- clk_table[CLK_HCLK_RP] = clk_register_gate(NULL, "hclk_rp_audss",
+ clk_table[CLK_HCLK_RP] = clk_hw_register_gate(NULL, "hclk_rp_audss",
hclk_p, CLK_IGNORE_UNUSED,
reg_base + ASS_CLK_GATE, 0, 0, &lock);
- for (i = 0; i < clk_data.clk_num; i++) {
+ for (i = 0; i < clk_data->num; i++) {
if (IS_ERR(clk_table[i])) {
dev_err(&pdev->dev, "failed to register clock %d\n", i);
ret = PTR_ERR(clk_table[i]);
@@ -172,8 +174,8 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
}
}
- ret = of_clk_add_provider(pdev->dev.of_node, of_clk_src_onecell_get,
- &clk_data);
+ ret = of_clk_add_hw_provider(pdev->dev.of_node, of_clk_hw_onecell_get,
+ clk_data);
if (ret) {
dev_err(&pdev->dev, "failed to add clock provider\n");
goto unregister;
@@ -186,9 +188,9 @@ static int s5pv210_audss_clk_probe(struct platform_device *pdev)
return 0;
unregister:
- for (i = 0; i < clk_data.clk_num; i++) {
+ for (i = 0; i < clk_data->num; i++) {
if (!IS_ERR(clk_table[i]))
- clk_unregister(clk_table[i]);
+ clk_hw_unregister(clk_table[i]);
}
return ret;