diff options
Diffstat (limited to 'drivers/clk/imx/clk-imx93.c')
| -rw-r--r-- | drivers/clk/imx/clk-imx93.c | 46 |
1 files changed, 25 insertions, 21 deletions
diff --git a/drivers/clk/imx/clk-imx93.c b/drivers/clk/imx/clk-imx93.c index 99cff1fd108b..e464d9e71fbc 100644 --- a/drivers/clk/imx/clk-imx93.c +++ b/drivers/clk/imx/clk-imx93.c @@ -64,13 +64,9 @@ static const struct imx93_clk_root { { IMX93_CLK_M33_SYSTICK, "m33_systick_root", 0x0480, LOW_SPEED_IO_SEL, }, { IMX93_CLK_FLEXIO1, "flexio1_root", 0x0500, LOW_SPEED_IO_SEL, }, { IMX93_CLK_FLEXIO2, "flexio2_root", 0x0580, LOW_SPEED_IO_SEL, }, - { IMX93_CLK_LPIT1, "lpit1_root", 0x0600, LOW_SPEED_IO_SEL, }, - { IMX93_CLK_LPIT2, "lpit2_root", 0x0680, LOW_SPEED_IO_SEL, }, { IMX93_CLK_LPTMR1, "lptmr1_root", 0x0700, LOW_SPEED_IO_SEL, }, { IMX93_CLK_LPTMR2, "lptmr2_root", 0x0780, LOW_SPEED_IO_SEL, }, - { IMX93_CLK_TPM1, "tpm1_root", 0x0800, TPM_SEL, }, { IMX93_CLK_TPM2, "tpm2_root", 0x0880, TPM_SEL, }, - { IMX93_CLK_TPM3, "tpm3_root", 0x0900, TPM_SEL, }, { IMX93_CLK_TPM4, "tpm4_root", 0x0980, TPM_SEL, }, { IMX93_CLK_TPM5, "tpm5_root", 0x0a00, TPM_SEL, }, { IMX93_CLK_TPM6, "tpm6_root", 0x0a80, TPM_SEL, }, @@ -113,7 +109,11 @@ static const struct imx93_clk_root { { IMX93_CLK_CCM_CKO2, "ccm_cko2_root", 0x1d00, CKO2_SEL, }, { IMX93_CLK_CCM_CKO3, "ccm_cko3_root", 0x1d80, CKO1_SEL, }, { IMX93_CLK_CCM_CKO4, "ccm_cko4_root", 0x1e00, CKO2_SEL, }, - { IMX93_CLK_HSIO, "hsio_root", 0x1e80, LOW_SPEED_IO_SEL, }, + /* + * Critical because clk is used for handshake between HSIOMIX and NICMIX when + * NICMIX power down/on during system suspend/resume + */ + { IMX93_CLK_HSIO, "hsio_root", 0x1e80, LOW_SPEED_IO_SEL, CLK_IS_CRITICAL}, { IMX93_CLK_HSIO_USB_TEST_60M, "hsio_usb_test_60m_root", 0x1f00, LOW_SPEED_IO_SEL, }, { IMX93_CLK_HSIO_ACSCAN_80M, "hsio_acscan_80m_root", 0x1f80, LOW_SPEED_IO_SEL, }, { IMX93_CLK_HSIO_ACSCAN_480M, "hsio_acscan_480m_root", 0x2000, MISC_SEL, }, @@ -170,20 +170,20 @@ static const struct imx93_clk_ccgr { { IMX93_CLK_MU2_B_GATE, "mu2_b", "bus_wakeup_root", 0x8500, 0, &share_count_mub }, { IMX93_CLK_EDMA1_GATE, "edma1", "m33_root", 0x8540, }, { IMX93_CLK_EDMA2_GATE, "edma2", "wakeup_axi_root", 0x8580, }, - { IMX93_CLK_FLEXSPI1_GATE, "flexspi", "flexspi_root", 0x8640, }, + { IMX93_CLK_FLEXSPI1_GATE, "flexspi1", "flexspi1_root", 0x8640, }, { IMX93_CLK_GPIO1_GATE, "gpio1", "m33_root", 0x8880, }, { IMX93_CLK_GPIO2_GATE, "gpio2", "bus_wakeup_root", 0x88c0, }, { IMX93_CLK_GPIO3_GATE, "gpio3", "bus_wakeup_root", 0x8900, }, { IMX93_CLK_GPIO4_GATE, "gpio4", "bus_wakeup_root", 0x8940, }, { IMX93_CLK_FLEXIO1_GATE, "flexio1", "flexio1_root", 0x8980, }, { IMX93_CLK_FLEXIO2_GATE, "flexio2", "flexio2_root", 0x89c0, }, - { IMX93_CLK_LPIT1_GATE, "lpit1", "lpit1_root", 0x8a00, }, - { IMX93_CLK_LPIT2_GATE, "lpit2", "lpit2_root", 0x8a40, }, + { IMX93_CLK_LPIT1_GATE, "lpit1", "bus_aon_root", 0x8a00, }, + { IMX93_CLK_LPIT2_GATE, "lpit2", "bus_wakeup_root", 0x8a40, }, { IMX93_CLK_LPTMR1_GATE, "lptmr1", "lptmr1_root", 0x8a80, }, { IMX93_CLK_LPTMR2_GATE, "lptmr2", "lptmr2_root", 0x8ac0, }, - { IMX93_CLK_TPM1_GATE, "tpm1", "tpm1_root", 0x8b00, }, + { IMX93_CLK_TPM1_GATE, "tpm1", "bus_aon_root", 0x8b00, }, { IMX93_CLK_TPM2_GATE, "tpm2", "tpm2_root", 0x8b40, }, - { IMX93_CLK_TPM3_GATE, "tpm3", "tpm3_root", 0x8b80, }, + { IMX93_CLK_TPM3_GATE, "tpm3", "bus_wakeup_root", 0x8b80, }, { IMX93_CLK_TPM4_GATE, "tpm4", "tpm4_root", 0x8bc0, }, { IMX93_CLK_TPM5_GATE, "tpm5", "tpm5_root", 0x8c00, }, { IMX93_CLK_TPM6_GATE, "tpm6", "tpm6_root", 0x8c40, }, @@ -240,9 +240,10 @@ static const struct imx93_clk_ccgr { { IMX93_CLK_AUD_XCVR_GATE, "aud_xcvr", "audio_xcvr_root", 0x9b80, }, { IMX93_CLK_SPDIF_GATE, "spdif", "spdif_root", 0x9c00, }, { IMX93_CLK_HSIO_32K_GATE, "hsio_32k", "osc_32k", 0x9dc0, }, - { IMX93_CLK_ENET1_GATE, "enet1", "enet_root", 0x9e00, }, + { IMX93_CLK_ENET1_GATE, "enet1", "wakeup_axi_root", 0x9e00, }, { IMX93_CLK_ENET_QOS_GATE, "enet_qos", "wakeup_axi_root", 0x9e40, }, - { IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, }, + /* Critical because clk accessed during CPU idle */ + { IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, CLK_IS_CRITICAL}, { IMX93_CLK_TSTMR1_GATE, "tstmr1", "bus_aon_root", 0x9ec0, }, { IMX93_CLK_TSTMR2_GATE, "tstmr2", "bus_wakeup_root", 0x9f00, }, { IMX93_CLK_TMC_GATE, "tmc", "osc_24m", 0x9f40, }, @@ -258,7 +259,7 @@ static int imx93_clocks_probe(struct platform_device *pdev) struct device_node *np = dev->of_node; const struct imx93_clk_root *root; const struct imx93_clk_ccgr *ccgr; - void __iomem *base = NULL; + void __iomem *base, *anatop_base; int i, ret; clk_hw_data = kzalloc(struct_size(clk_hw_data, hws, @@ -270,9 +271,9 @@ static int imx93_clocks_probe(struct platform_device *pdev) clks = clk_hw_data->hws; clks[IMX93_CLK_DUMMY] = imx_clk_hw_fixed("dummy", 0); - clks[IMX93_CLK_24M] = imx_obtain_fixed_clk_hw(np, "osc_24m"); - clks[IMX93_CLK_32K] = imx_obtain_fixed_clk_hw(np, "osc_32k"); - clks[IMX93_CLK_EXT1] = imx_obtain_fixed_clk_hw(np, "clk_ext1"); + clks[IMX93_CLK_24M] = imx_get_clk_hw_by_name(np, "osc_24m"); + clks[IMX93_CLK_32K] = imx_get_clk_hw_by_name(np, "osc_32k"); + clks[IMX93_CLK_EXT1] = imx_get_clk_hw_by_name(np, "clk_ext1"); clks[IMX93_CLK_SYS_PLL_PFD0] = imx_clk_hw_fixed("sys_pll_pfd0", 1000000000); clks[IMX93_CLK_SYS_PLL_PFD0_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd0_div2", @@ -285,20 +286,22 @@ static int imx93_clocks_probe(struct platform_device *pdev) "sys_pll_pfd2", 1, 2); np = of_find_compatible_node(NULL, NULL, "fsl,imx93-anatop"); - base = of_iomap(np, 0); + anatop_base = of_iomap(np, 0); of_node_put(np); - if (WARN_ON(!base)) + if (WARN_ON(!anatop_base)) return -ENOMEM; - clks[IMX93_CLK_AUDIO_PLL] = imx_clk_fracn_gppll("audio_pll", "osc_24m", base + 0x1200, + clks[IMX93_CLK_AUDIO_PLL] = imx_clk_fracn_gppll("audio_pll", "osc_24m", anatop_base + 0x1200, &imx_fracn_gppll); - clks[IMX93_CLK_VIDEO_PLL] = imx_clk_fracn_gppll("video_pll", "osc_24m", base + 0x1400, + clks[IMX93_CLK_VIDEO_PLL] = imx_clk_fracn_gppll("video_pll", "osc_24m", anatop_base + 0x1400, &imx_fracn_gppll); np = dev->of_node; base = devm_platform_ioremap_resource(pdev, 0); - if (WARN_ON(IS_ERR(base))) + if (WARN_ON(IS_ERR(base))) { + iounmap(anatop_base); return PTR_ERR(base); + } for (i = 0; i < ARRAY_SIZE(root_array); i++) { root = &root_array[i]; @@ -327,6 +330,7 @@ static int imx93_clocks_probe(struct platform_device *pdev) unregister_hws: imx_unregister_hw_clocks(clks, IMX93_CLK_END); + iounmap(anatop_base); return ret; } |