diff options
Diffstat (limited to 'drivers/clk/imx')
| -rw-r--r-- | drivers/clk/imx/clk-imx7ulp.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/clk/imx/clk-imx7ulp.c b/drivers/clk/imx/clk-imx7ulp.c index 42e4667f22fd..2022d9bead91 100644 --- a/drivers/clk/imx/clk-imx7ulp.c +++ b/drivers/clk/imx/clk-imx7ulp.c @@ -42,6 +42,19 @@ static const struct clk_div_table ulp_div_table[] = { { .val = 7, .div = 64, }, }; +static const int pcc2_uart_clk_ids[] __initconst = { + IMX7ULP_CLK_LPUART4, + IMX7ULP_CLK_LPUART5, +}; + +static const int pcc3_uart_clk_ids[] __initconst = { + IMX7ULP_CLK_LPUART6, + IMX7ULP_CLK_LPUART7, +}; + +static struct clk **pcc2_uart_clks[ARRAY_SIZE(pcc2_uart_clk_ids) + 1] __initdata; +static struct clk **pcc3_uart_clks[ARRAY_SIZE(pcc3_uart_clk_ids) + 1] __initdata; + static void __init imx7ulp_clk_scg1_init(struct device_node *np) { struct clk_hw_onecell_data *clk_data; @@ -135,6 +148,7 @@ static void __init imx7ulp_clk_pcc2_init(struct device_node *np) struct clk_hw_onecell_data *clk_data; struct clk_hw **clks; void __iomem *base; + int i; clk_data = kzalloc(struct_size(clk_data, hws, IMX7ULP_CLK_PCC2_END), GFP_KERNEL); @@ -173,6 +187,14 @@ static void __init imx7ulp_clk_pcc2_init(struct device_node *np) imx_check_clk_hws(clks, clk_data->num); of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_data); + + for (i = 0; i < ARRAY_SIZE(pcc2_uart_clk_ids); i++) { + int index = pcc2_uart_clk_ids[i]; + + pcc2_uart_clks[i] = &clks[index]->clk; + } + + imx_register_uart_clocks(pcc2_uart_clks); } CLK_OF_DECLARE(imx7ulp_clk_pcc2, "fsl,imx7ulp-pcc2", imx7ulp_clk_pcc2_init); @@ -181,6 +203,7 @@ static void __init imx7ulp_clk_pcc3_init(struct device_node *np) struct clk_hw_onecell_data *clk_data; struct clk_hw **clks; void __iomem *base; + int i; clk_data = kzalloc(struct_size(clk_data, hws, IMX7ULP_CLK_PCC3_END), GFP_KERNEL); @@ -218,6 +241,14 @@ static void __init imx7ulp_clk_pcc3_init(struct device_node *np) imx_check_clk_hws(clks, clk_data->num); of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_data); + + for (i = 0; i < ARRAY_SIZE(pcc3_uart_clk_ids); i++) { + int index = pcc3_uart_clk_ids[i]; + + pcc3_uart_clks[i] = &clks[index]->clk; + } + + imx_register_uart_clocks(pcc3_uart_clks); } CLK_OF_DECLARE(imx7ulp_clk_pcc3, "fsl,imx7ulp-pcc3", imx7ulp_clk_pcc3_init); |