diff options
Diffstat (limited to 'drivers/clk/imx/clk-imx8mq.c')
| -rw-r--r-- | drivers/clk/imx/clk-imx8mq.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/clk/imx/clk-imx8mq.c b/drivers/clk/imx/clk-imx8mq.c index daf1841b2adb..d407a07e7e6d 100644 --- a/drivers/clk/imx/clk-imx8mq.c +++ b/drivers/clk/imx/clk-imx8mq.c @@ -192,6 +192,9 @@ static const char * const imx8mq_usb_core_sels[] = {"osc_25m", "sys1_pll_100m", static const char * const imx8mq_usb_phy_sels[] = {"osc_25m", "sys1_pll_100m", "sys1_pll_40m", "sys2_pll_100m", "sys2_pll_200m", "clk_ext2", "clk_ext3", "audio_pll2_out", }; +static const char * const imx8mq_gic_sels[] = {"osc_25m", "sys2_pll_200m", "sys1_pll_40m", "sys2_pll_100m", + "sys2_pll_200m", "clk_ext2", "clk_ext3", "audio_pll2_out" }; + static const char * const imx8mq_ecspi1_sels[] = {"osc_25m", "sys2_pll_200m", "sys1_pll_40m", "sys1_pll_160m", "sys1_pll_800m", "sys3_pll2_out", "sys2_pll_250m", "audio_pll2_out", }; @@ -269,13 +272,20 @@ static const char * const imx8mq_clko2_sels[] = {"osc_25m", "sys2_pll_200m", "sy static struct clk_onecell_data clk_data; +static struct clk ** const uart_clks[] = { + &clks[IMX8MQ_CLK_UART1_ROOT], + &clks[IMX8MQ_CLK_UART2_ROOT], + &clks[IMX8MQ_CLK_UART3_ROOT], + &clks[IMX8MQ_CLK_UART4_ROOT], + NULL +}; + static int imx8mq_clocks_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; void __iomem *base; int err; - int i; clks[IMX8MQ_CLK_DUMMY] = imx_clk_fixed("dummy", 0); clks[IMX8MQ_CLK_32K] = of_clk_get_by_name(np, "ckil"); @@ -358,9 +368,9 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) clks[IMX8MQ_SYS2_PLL_1000M] = imx_clk_fixed_factor("sys2_pll_1000m", "sys2_pll_out", 1, 1); np = dev->of_node; - base = of_iomap(np, 0); - if (WARN_ON(!base)) - return -ENOMEM; + base = devm_platform_ioremap_resource(pdev, 0); + if (WARN_ON(IS_ERR(base))) + return PTR_ERR(base); /* CORE */ clks[IMX8MQ_CLK_A53_SRC] = imx_clk_mux2("arm_a53_src", base + 0x8000, 24, 3, imx8mq_a53_sels, ARRAY_SIZE(imx8mq_a53_sels)); @@ -442,6 +452,7 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) clks[IMX8MQ_CLK_UART4] = imx8m_clk_composite("uart4", imx8mq_uart4_sels, base + 0xb080); clks[IMX8MQ_CLK_USB_CORE_REF] = imx8m_clk_composite("usb_core_ref", imx8mq_usb_core_sels, base + 0xb100); clks[IMX8MQ_CLK_USB_PHY_REF] = imx8m_clk_composite("usb_phy_ref", imx8mq_usb_phy_sels, base + 0xb180); + clks[IMX8MQ_CLK_GIC] = imx8m_clk_composite_critical("gic", imx8mq_gic_sels, base + 0xb200); clks[IMX8MQ_CLK_ECSPI1] = imx8m_clk_composite("ecspi1", imx8mq_ecspi1_sels, base + 0xb280); clks[IMX8MQ_CLK_ECSPI2] = imx8m_clk_composite("ecspi2", imx8mq_ecspi2_sels, base + 0xb300); clks[IMX8MQ_CLK_PWM1] = imx8m_clk_composite("pwm1", imx8mq_pwm1_sels, base + 0xb380); @@ -507,6 +518,7 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) clks[IMX8MQ_CLK_SAI5_IPG] = imx_clk_gate2_shared2("sai5_ipg_clk", "ipg_audio_root", base + 0x4370, 0, &share_count_sai5); clks[IMX8MQ_CLK_SAI6_ROOT] = imx_clk_gate2_shared2("sai6_root_clk", "sai6", base + 0x4380, 0, &share_count_sai6); clks[IMX8MQ_CLK_SAI6_IPG] = imx_clk_gate2_shared2("sai6_ipg_clk", "ipg_audio_root", base + 0x4380, 0, &share_count_sai6); + clks[IMX8MQ_CLK_SNVS_ROOT] = imx_clk_gate4("snvs_root_clk", "ipg_root", base + 0x4470, 0); clks[IMX8MQ_CLK_UART1_ROOT] = imx_clk_gate4("uart1_root_clk", "uart1", base + 0x4490, 0); clks[IMX8MQ_CLK_UART2_ROOT] = imx_clk_gate4("uart2_root_clk", "uart2", base + 0x44a0, 0); clks[IMX8MQ_CLK_UART3_ROOT] = imx_clk_gate4("uart3_root_clk", "uart3", base + 0x44b0, 0); @@ -543,10 +555,7 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) clks[IMX8MQ_ARM_PLL_OUT], clks[IMX8MQ_SYS1_PLL_800M]); - for (i = 0; i < IMX8MQ_CLK_END; i++) - if (IS_ERR(clks[i])) - pr_err("i.MX8mq clk %u register failed with %ld\n", - i, PTR_ERR(clks[i])); + imx_check_clocks(clks, ARRAY_SIZE(clks)); clk_data.clks = clks; clk_data.clk_num = ARRAY_SIZE(clks); @@ -554,6 +563,8 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) err = of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data); WARN_ON(err); + imx_register_uart_clocks(uart_clks); + return err; } |