diff options
Diffstat (limited to 'drivers/pinctrl/tegra/pinctrl-tegra20.c')
| -rw-r--r-- | drivers/pinctrl/tegra/pinctrl-tegra20.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/drivers/pinctrl/tegra/pinctrl-tegra20.c b/drivers/pinctrl/tegra/pinctrl-tegra20.c index 7e38ee9bae78..b6dd939d32cc 100644 --- a/drivers/pinctrl/tegra/pinctrl-tegra20.c +++ b/drivers/pinctrl/tegra/pinctrl-tegra20.c @@ -19,6 +19,7 @@ * more details. */ +#include <linux/clk-provider.h> #include <linux/init.h> #include <linux/of.h> #include <linux/platform_device.h> @@ -2231,9 +2232,36 @@ static const struct tegra_pinctrl_soc_data tegra20_pinctrl = { .drvtype_in_mux = false, }; +static const char *cdev1_parents[] = { + "dev1_osc_div", "pll_a_out0", "pll_m_out1", "audio", +}; + +static const char *cdev2_parents[] = { + "dev2_osc_div", "hclk", "pclk", "pll_p_out4", +}; + +static void tegra20_pinctrl_register_clock_muxes(struct platform_device *pdev) +{ + struct tegra_pmx *pmx = platform_get_drvdata(pdev); + + clk_register_mux(NULL, "cdev1_mux", cdev1_parents, 4, 0, + pmx->regs[1] + 0x8, 2, 2, CLK_MUX_READ_ONLY, NULL); + + clk_register_mux(NULL, "cdev2_mux", cdev2_parents, 4, 0, + pmx->regs[1] + 0x8, 4, 2, CLK_MUX_READ_ONLY, NULL); +} + static int tegra20_pinctrl_probe(struct platform_device *pdev) { - return tegra_pinctrl_probe(pdev, &tegra20_pinctrl); + int err; + + err = tegra_pinctrl_probe(pdev, &tegra20_pinctrl); + if (err) + return err; + + tegra20_pinctrl_register_clock_muxes(pdev); + + return 0; } static const struct of_device_id tegra20_pinctrl_of_match[] = { |