mirror of https://gitee.com/openkylin/linux.git
ARM: imx: add audio codec clk lookup for imx53-qsb
On imx53-qsb board, the clk ssi_ext.0 is used as the clock input to audio codec sgtl5000. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
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@ -10,6 +10,9 @@
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* http://www.gnu.org/copyleft/gpl.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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*/
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#include <linux/clk.h>
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#include <linux/clkdev.h>
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#include <linux/err.h>
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#include <linux/io.h>
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#include <linux/io.h>
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#include <linux/irq.h>
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#include <linux/irq.h>
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#include <linux/irqdomain.h>
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#include <linux/irqdomain.h>
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@ -80,6 +83,19 @@ static const struct of_device_id imx53_iomuxc_of_match[] __initconst = {
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{ /* sentinel */ }
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{ /* sentinel */ }
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};
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};
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static void __init imx53_qsb_init(void)
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{
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struct clk *clk;
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clk = clk_get_sys(NULL, "ssi_ext1");
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if (IS_ERR(clk)) {
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pr_err("failed to get clk ssi_ext1\n");
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return;
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}
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clk_register_clkdev(clk, NULL, "0-000a");
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}
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static void __init imx53_dt_init(void)
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static void __init imx53_dt_init(void)
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{
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{
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struct device_node *node;
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struct device_node *node;
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@ -96,6 +112,9 @@ static void __init imx53_dt_init(void)
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of_node_put(node);
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of_node_put(node);
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}
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}
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if (of_machine_is_compatible("fsl,imx53-qsb"))
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imx53_qsb_init();
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of_platform_populate(NULL, of_default_bus_match_table,
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of_platform_populate(NULL, of_default_bus_match_table,
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imx53_auxdata_lookup, NULL);
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imx53_auxdata_lookup, NULL);
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}
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}
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