diff options
author | Marek Szyprowski <m.szyprowski@samsung.com> | 2017-05-15 08:51:04 +0200 |
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committer | Sylwester Nawrocki <s.nawrocki@samsung.com> | 2017-06-09 12:27:49 +0200 |
commit | ce3bb8f55408db8b571c2b82161a4ee8e835c605 (patch) | |
tree | 506f0def4f7f43cc6b2ab84eb1bae38c0bdb6175 /drivers/clk | |
parent | cf1395143f0ee68f64553ab408abfa428eb8e8dd (diff) | |
download | linux-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')
-rw-r--r-- | drivers/clk/samsung/clk-s5pv210-audss.c | 52 |
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; |