[PATCH v4 6/9] clk: sunxi-ng: Add A64 clocks
From: Stephen Boyd <hidden>
Date: 2016-10-20 18:46:05
Also in:
linux-clk, lkml
On 10/11, Maxime Ripard wrote:
quoted hunk ↗ jump to hunk
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c new file mode 100644 index 000000000000..c0e96bf6d104 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c + +static int sun50i_a64_ccu_probe(struct platform_device *pdev) +{ + struct resource *res; + void __iomem *reg; + u32 val; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + reg = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(reg)) { + dev_err(&pdev->dev, "Could not map the clock registers\n");
devm_ioremap_resource() should already spit out an error.
+ return PTR_ERR(reg);
+ }
+
+ /* Force the PLL-Audio-1x divider to 4 */
+ val = readl(reg + SUN50I_A64_PLL_AUDIO_REG);
+ val &= ~GENMASK(19, 16);
+ writel(val | (3 << 16), reg + SUN50I_A64_PLL_AUDIO_REG);
+
+ writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG);
+
+ return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_a64_ccu_desc);
+}
+
+static const struct of_device_id sun50i_a64_ccu_ids[] = {
+ { .compatible = "allwinner,sun50i-a64-ccu" },
+ { },Nitpick: drop the comma
+};
+
+static struct platform_driver sun50i_a64_ccu_driver = {
+ .probe = sun50i_a64_ccu_probe,
+ .driver = {
+ .name = "sun50i-a64-ccu",
+ .of_match_table = sun50i_a64_ccu_ids,
+ },
+};
+builtin_platform_driver(sun50i_a64_ccu_driver);-- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project