From c0448dce56a49812c889e5f670745c9f49176b00 Mon Sep 17 00:00:00 2001 From: Ben Peled Date: Mon, 5 Aug 2019 12:03:10 +0200 Subject: clk: mvebu: ap80x: add AP807 clock support Add driver support for AP807 clock. Signed-off-by: Ben Peled Signed-off-by: Miquel Raynal Link: https://lkml.kernel.org/r/20190805100310.29048-9-miquel.raynal@bootlin.com Signed-off-by: Stephen Boyd --- drivers/clk/mvebu/ap806-system-controller.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'drivers/clk') diff --git a/drivers/clk/mvebu/ap806-system-controller.c b/drivers/clk/mvebu/ap806-system-controller.c index c64e2cc4a3ba..948bd1e71aea 100644 --- a/drivers/clk/mvebu/ap806-system-controller.c +++ b/drivers/clk/mvebu/ap806-system-controller.c @@ -102,6 +102,30 @@ static int ap806_get_sar_clocks(unsigned int freq_mode, return 0; } +static int ap807_get_sar_clocks(unsigned int freq_mode, + unsigned int *cpuclk_freq, + unsigned int *dclk_freq) +{ + switch (freq_mode) { + case 0x0: + *cpuclk_freq = 2000; + *dclk_freq = 1200; + break; + case 0x6: + *cpuclk_freq = 2200; + *dclk_freq = 1200; + break; + case 0xD: + *cpuclk_freq = 1600; + *dclk_freq = 1200; + break; + default: + return -EINVAL; + } + + return 0; +} + static int ap806_syscon_common_probe(struct platform_device *pdev, struct device_node *syscon_node) { @@ -130,6 +154,9 @@ static int ap806_syscon_common_probe(struct platform_device *pdev, if (of_device_is_compatible(pdev->dev.of_node, "marvell,ap806-clock")) { ret = ap806_get_sar_clocks(freq_mode, &cpuclk_freq, &dclk_freq); + } else if (of_device_is_compatible(pdev->dev.of_node, + "marvell,ap807-clock")) { + ret = ap807_get_sar_clocks(freq_mode, &cpuclk_freq, &dclk_freq); } else { dev_err(dev, "compatible not supported\n"); return -EINVAL; @@ -252,6 +279,7 @@ builtin_platform_driver(ap806_syscon_legacy_driver); static const struct of_device_id ap806_clock_of_match[] = { { .compatible = "marvell,ap806-clock", }, + { .compatible = "marvell,ap807-clock", }, { } }; -- cgit v1.2.3-59-g8ed1b