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clk: samsung: clk-exynos-audss: Add exynos5410 compatible

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Exynos5410 Audio Subsystem Clock Controller, comparing to the already
supported IP block revisions, has additionally an I2S_MST divider
so a new compatible string is added.
It is not clear from the Exynos5410 User's Manual released on 2012.03.09
where in the clock tree the I2S_MST clock divider can be found exactly
so this clock is left unimplemented for now.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
This commit is contained in:
Sylwester Nawrocki 2016-09-02 18:47:45 +02:00
parent 7c3ca061d4
commit 2ec865b79b
2 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Documentation/devicetree/bindings/clock/clk-exynos-audss.txt
View File

@ -10,6 +10,8 @@ Required Properties:
- "samsung,exynos4210-audss-clock" - controller compatible with all Exynos4 SoCs.
- "samsung,exynos5250-audss-clock" - controller compatible with Exynos5250
SoCs.
- "samsung,exynos5410-audss-clock" - controller compatible with Exynos5410
SoCs.
- "samsung,exynos5420-audss-clock" - controller compatible with Exynos5420
SoCs.
- reg: physical base address and length of the controller's register set.
@ -91,5 +93,5 @@ i2s0: i2s@03830000 {
<&clock_audss EXYNOS_MOUT_AUDSS>,
<&clock_audss EXYNOS_MOUT_I2S>;
clock-names = "iis", "i2s_opclk0", "i2s_opclk1",
"mout_audss", "mout_i2s";
"mout_audss", "mout_i2s";
};

9
drivers/clk/samsung/clk-exynos-audss.c
View File

@ -70,6 +70,7 @@ static struct syscore_ops exynos_audss_clk_syscore_ops = {
struct exynos_audss_clk_drvdata {
unsigned int has_adma_clk:1;
unsigned int has_mst_clk:1;
unsigned int enable_epll:1;
unsigned int num_clks;
};
@ -78,6 +79,11 @@ static const struct exynos_audss_clk_drvdata exynos4210_drvdata = {
.num_clks = EXYNOS_AUDSS_MAX_CLKS - 1,
};
static const struct exynos_audss_clk_drvdata exynos5410_drvdata = {
.num_clks = EXYNOS_AUDSS_MAX_CLKS - 1,
.has_mst_clk = 1,
};
static const struct exynos_audss_clk_drvdata exynos5420_drvdata = {
.num_clks = EXYNOS_AUDSS_MAX_CLKS,
.has_adma_clk = 1,
@ -91,6 +97,9 @@ static const struct of_device_id exynos_audss_clk_of_match[] = {
}, {
.compatible = "samsung,exynos5250-audss-clock",
.data = &exynos4210_drvdata,
}, {
.compatible = "samsung,exynos5410-audss-clock",
.data = &exynos5410_drvdata,
}, {
.compatible = "samsung,exynos5420-audss-clock",
.data = &exynos5420_drvdata,